up 2.2.3

Update allowInsecure deprecation messages and toast
Deprecate allowInsecure and show warning toast
2026-06-02 18:39:35 +08:00 · 2026-06-02 18:27:37 +08:00 · 2026-06-02 17:02:10 +08:00 · 2026-06-01 16:02:15 +08:00 · 2026-06-01 15:55:06 +08:00 · 2026-06-01 15:05:39 +08:00
300 changed files with 20674 additions and 8330 deletions
@@ -0,0 +1,6 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"
@@ -1,13 +1,14 @@
 name: Build APK

 on:
-  push:
  workflow_dispatch:
    inputs:
-      XRAY_CORE_VERSION:
-        description: 'Xray core version or commit hash'
+      release_tag:
        required: false
-
+        type: string
+  push:
+    branches:
+      - master

 jobs:
  build:
@@ -15,79 +16,114 @@ jobs:

    steps:
    - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
+      with:
+        submodules: 'recursive'
+        fetch-depth: '0'
+
+    - name: Setup Android SDK
+      uses: android-actions/setup-android@v4
+      with:
+        log-accepted-android-sdk-licenses: false
+        cmdline-tools-version: '14742923'
+        packages: 'platforms;android-37.0 build-tools;37.0.0 platform-tools'
+
+    - name: Install NDK
+      run: |
+        echo "y" | $ANDROID_HOME/cmdline-tools/latest/bin/sdkmanager \
+          --channel=0 \
+          --install "ndk;29.0.14206865"
+        echo "NDK_HOME=$ANDROID_HOME/ndk/29.0.14206865" >> $GITHUB_ENV
+        sed -i '10i\
+        \
+            ndkVersion = "29.0.14206865"' ${{ github.workspace }}/V2rayNG/app/build.gradle.kts
+
+    - name: Restore cached libhevtun
+      id: cache-libhevtun-restore
+      uses: actions/cache/restore@v5
+      with:
+        path: ${{ github.workspace }}/libs
+        key: libhevtun-${{ runner.os }}-${{ env.NDK_HOME }}-${{ hashFiles('.git/modules/hev-socks5-tunnel/HEAD') }}-${{ hashFiles('compile-hevtun.sh') }}
+
+    - name: Build libhevtun
+      if: steps.cache-libhevtun-restore.outputs.cache-hit != 'true'
+      run: |
+        bash compile-hevtun.sh
+    
+    - name: Save libhevtun
+      if: steps.cache-libhevtun-restore.outputs.cache-hit != 'true'
+      uses: actions/cache/save@v5
+      with:
+        path: ${{ github.workspace }}/libs
+        key: libhevtun-${{ runner.os }}-${{ env.NDK_HOME }}-${{ hashFiles('.git/modules/hev-socks5-tunnel/HEAD') }}-${{ hashFiles('compile-hevtun.sh') }}
+
+    - name: Copy libhevtun
+      run: |
+        cp -r ${{ github.workspace }}/libs ${{ github.workspace }}/V2rayNG/app
+
+    - name: Fetch AndroidLibXrayLite tag
+      run: |
+        pushd AndroidLibXrayLite
+        CURRENT_TAG=$(git describe --tags --abbrev=0)
+        echo "Current tag in this repo: $CURRENT_TAG"
+        echo "CURRENT_TAG=$CURRENT_TAG" >> $GITHUB_ENV
+        popd
+
+    - name: Download libv2ray
+      uses: robinraju/release-downloader@v1.13
+      with:
+        repository: '2dust/AndroidLibXrayLite'
+        tag: ${{ env.CURRENT_TAG }}
+        fileName: 'libv2ray.aar'
+        out-file-path: V2rayNG/app/libs/

    - name: Setup Java
-      uses: actions/setup-java@v4
+      uses: actions/setup-java@v5
      with:
        distribution: 'temurin'
        java-version: '21'

-    - name: Setup Golang
-      uses: actions/setup-go@v5
+    - name: Decode Keystore
+      uses: timheuer/base64-to-file@v2.0.0
+      id: android_keystore
      with:
-        go-version: '1.23.2'
-        cache: false
-
-    - name: Patch Go use 600296
-      #https://go-review.googlesource.com/c/go/+/600296
-      run: |
-        cd "$(go env GOROOT)"
-        curl "https://go-review.googlesource.com/changes/go~600296/revisions/5/patch" | base64 -d | patch --verbose -p 1
-
-    - name: Install gomobile
-      run: |
-        go install golang.org/x/mobile/cmd/gomobile@v0.0.0-20240806205939-81131f6468ab
-        echo "$(go env GOPATH)/bin" >> $GITHUB_PATH
-
-    - name: Setup Android environment
-      uses: android-actions/setup-android@v3
-
-    - name: Build dependencies
-      run: |
-        mkdir ${{ github.workspace }}/build
-        cd ${{ github.workspace }}/build
-        git clone --depth=1 -b main https://github.com/2dust/AndroidLibXrayLite.git
-        cd AndroidLibXrayLite
-        go get github.com/xtls/xray-core@${{ github.event.inputs.XRAY_CORE_VERSION }} || true
-        gomobile init
-        go mod tidy -v
-        gomobile bind -v -androidapi 21 -ldflags='-s -w' ./
-        cp *.aar ${{ github.workspace }}/V2rayNG/app/libs/
+        fileName: "android_keystore.jks"
+        encodedString: ${{ secrets.APP_KEYSTORE_BASE64 }}

    - name: Build APK
      run: |
        cd ${{ github.workspace }}/V2rayNG
+        echo "sdk.dir=${ANDROID_HOME}" > local.properties
        chmod 755 gradlew
-        ./gradlew assembleDebug
-
+        ./gradlew licenseFdroidReleaseReport
+        ./gradlew assembleRelease -Pandroid.injected.signing.store.file=${{ steps.android_keystore.outputs.filePath }} -Pandroid.injected.signing.store.password=${{ secrets.APP_KEYSTORE_PASSWORD }} -Pandroid.injected.signing.key.alias=${{ secrets.APP_KEYSTORE_ALIAS }} -Pandroid.injected.signing.key.password=${{ secrets.APP_KEY_PASSWORD }}
+    
    - name: Upload arm64-v8a APK
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
      if: ${{  success() }}
      with:
        name: arm64-v8a
-        path: ${{ github.workspace }}/V2rayNG/app/build/outputs/apk/debug/*arm64-v8a*.apk
+        path: ${{ github.workspace }}/V2rayNG/app/build/outputs/apk/*/release/*arm64-v8a*.apk

    - name: Upload armeabi-v7a APK
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
      if: ${{  success() }}
      with:
        name: armeabi-v7a
-        path: ${{ github.workspace }}/V2rayNG/app/build/outputs/apk/debug/*armeabi-v7a*.apk
+        path: ${{ github.workspace }}/V2rayNG/app/build/outputs/apk/*/release/*armeabi-v7a*.apk

    - name: Upload x86 APK
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
      if: ${{  success() }}
      with:
        name: x86-apk
-        path: ${{ github.workspace }}/V2rayNG/app/build/outputs/apk/debug/*x86*.apk
-    
-    - name: Upload Other APKs
-      uses: actions/upload-artifact@v4
+        path: ${{ github.workspace }}/V2rayNG/app/build/outputs/apk/*/release/*x86*.apk
+
+    - name: Upload to release
+      uses: svenstaro/upload-release-action@v2
+      if: github.event.inputs.release_tag != ''
      with:
-        name: others-apk
-        path: |
-          ${{ github.workspace }}/V2rayNG/app/build/outputs/apk/debug
-          !${{ github.workspace }}/V2rayNG/app/build/outputs/apk/debug/*arm64-v8a*.apk
-          !${{ github.workspace }}/V2rayNG/app/build/outputs/apk/debug/*armeabi-v7a*.apk
-          !${{ github.workspace }}/V2rayNG/app/build/outputs/apk/debug/*x86*.apk
+        file: ${{ github.workspace }}/V2rayNG/app/build/outputs/apk/*/release/*.apk
+        tag: ${{ github.event.inputs.release_tag }}
+        file_glob: true
+        prerelease: true
@@ -0,0 +1,16 @@
+name: Validate Fastlane metadata
+
+on:
+  workflow_dispatch:
+  push:
+      branches: [ "master" ]
+  pull_request:
+      branches: [ "master" ]
+
+jobs:
+  go:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+      - name: Validate Fastlane Supply Metadata
+        uses: ashutoshgngwr/validate-fastlane-supply-metadata@v2.1.0
@@ -1,5 +1,66 @@
+# Ignore data and key store files
 *.dat
 *.jks
+
+# Ignore output JSON file
 V2rayNG/app/release/output.json
+
+# Ignore IDE and build system directories
 .idea/
 .gradle/
+*.iml
+
+# Ignore local properties and DS_Store files
+/local.properties
+.DS_Store
+
+# Ignore build directories and captures
+/build
+/captures
+V2rayNG/app/build
+V2rayNG/build
+V2rayNG/local.properties
+
+# Ignore APK and AAR files
+*.apk
+*.aar
+
+# Ignore signing properties
+signing.properties
+
+# Ignore shared object files
+*.so
+
+# Ignore Google services JSON
+V2rayNG/app/google-services.json
+
+# Additional common Android/Java ignores
+*.log
+*.tmp
+*.bak
+*.swp
+*.orig
+*.class
+*.jar
+*.war
+*.ear
+
+# Ignore executable files
+*.exe
+*.dll
+*.obj
+*.o
+*.pyc
+*.pyo
+
+# Ignore files from other IDEs
+.vscode/
+.classpath
+.project
+.settings/
+*.sublime-workspace
+*.sublime-project
+
+# Ignore OS-specific files
+Thumbs.db
+.DS_Store
@@ -0,0 +1,6 @@
+[submodule "AndroidLibXrayLite"]
+	path = AndroidLibXrayLite
+	url = https://github.com/2dust/AndroidLibXrayLite
+[submodule "hev-socks5-tunnel"]
+	path = hev-socks5-tunnel
+	url = https://github.com/heiher/hev-socks5-tunnel
@@ -1,20 +0,0 @@
-# AndroidLibV2rayLite
-
-### Preparation
- latest Ubuntu environment
- At lease 30G free space
- Get Repo [AndroidLibV2rayLite](https://github.com/2dust/AndroidLibV2rayLite) or [AndroidLibXrayLite](https://github.com/2dust/AndroidLibXrayLite)
-### Prepare Go
- Go to https://golang.org/doc/install and install latest go
- Make sure `go version` works as expected
-### Prepare gomobile
- Go to https://pkg.go.dev/golang.org/x/mobile/cmd/gomobile and install gomobile
- export PATH=$PATH:~/go/bin
- Make sure `gomobile init` works as expected
-### Prepare NDK
- Go to https://developer.android.com/ndk/downloads and install latest NDK
- export PATH=$PATH:<wherever you ndk is located>
- Make sure `ndk-build -v` works as expected
-### Make
- sudo apt install make
- Read and understand [build script](https://github.com/2dust/AndroidLibV2rayLite/blob/master/Makefile)
@@ -2,17 +2,13 @@

 A V2Ray client for Android, support [Xray core](https://github.com/XTLS/Xray-core) and [v2fly core](https://github.com/v2fly/v2ray-core)

-[![API](https://img.shields.io/badge/API-21%2B-yellow.svg?style=flat)](https://developer.android.com/about/versions/lollipop)
-[![Kotlin Version](https://img.shields.io/badge/Kotlin-2.1.0-blue.svg)](https://kotlinlang.org)
+[![API](https://img.shields.io/badge/API-24%2B-yellow.svg?style=flat)](https://developer.android.com/about/versions/lollipop)
+[![Kotlin Version](https://img.shields.io/badge/Kotlin-2.3.21-blue.svg)](https://kotlinlang.org)
 [![GitHub commit activity](https://img.shields.io/github/commit-activity/m/2dust/v2rayNG)](https://github.com/2dust/v2rayNG/commits/master)
 [![CodeFactor](https://www.codefactor.io/repository/github/2dust/v2rayng/badge)](https://www.codefactor.io/repository/github/2dust/v2rayng)
 [![GitHub Releases](https://img.shields.io/github/downloads/2dust/v2rayNG/latest/total?logo=github)](https://github.com/2dust/v2rayNG/releases)
 [![Chat on Telegram](https://img.shields.io/badge/Chat%20on-Telegram-brightgreen.svg)](https://t.me/v2rayn)

-<a href="https://play.google.com/store/apps/details?id=com.v2ray.ang">
-<img alt="Get it on Google Play" src="https://play.google.com/intl/en_us/badges/images/generic/en_badge_web_generic.png" width="165" height="64" />
-</a>
-
 ### Telegram Channel
 [github_2dust](https://t.me/github_2dust)

@@ -21,7 +17,7 @@ A V2Ray client for Android, support [Xray core](https://github.com/XTLS/Xray-cor
 #### Geoip and Geosite
 - geoip.dat and geosite.dat files are in `Android/data/com.v2ray.ang/files/assets` (path may differ on some Android device)
 - download feature will get enhanced version in this [repo](https://github.com/Loyalsoldier/v2ray-rules-dat) (Note it need a working proxy)
- latest official [domain list](https://github.com/v2fly/domain-list-community) and [ip list](https://github.com/v2fly/geoip) can be imported manually
+- latest official [domain list](https://github.com/Loyalsoldier/v2ray-rules-dat) and [ip list](https://github.com/Loyalsoldier/geoip) can be imported manually
 - possible to use third party dat file in the same folder, like [h2y](https://guide.v2fly.org/routing/sitedata.html#%E5%A4%96%E7%BD%AE%E7%9A%84%E5%9F%9F%E5%90%8D%E6%96%87%E4%BB%B6)

 ### More in our [wiki](https://github.com/2dust/v2rayNG/wiki)
@@ -1,10 +0,0 @@
-*.iml
-.gradle
-/local.properties
-/.idea
-.DS_Store
-/build
-/captures
-*.apk
-signing.properties
-*.aar
@@ -1,2 +0,0 @@
-/build
-/google-services.json
@@ -1,31 +1,37 @@
 plugins {
    alias(libs.plugins.android.application)
    alias(libs.plugins.kotlin.android)
-    id("com.google.android.gms.oss-licenses-plugin")
+    id("com.jaredsburrows.license")
 }

 android {
    namespace = "com.v2ray.ang"
-    compileSdk = 35
+    compileSdk = 37

    defaultConfig {
        applicationId = "com.v2ray.ang"
-        minSdk = 21
-        targetSdk = 35
-        versionCode = 619
-        versionName = "1.9.23"
+        minSdk = 24
+        targetSdk = 37
+        versionCode = 733
+        versionName = "2.2.3"
        multiDexEnabled = true

+        val abiFilterList = (properties["ABI_FILTERS"] as? String)?.split(';')
        splits {
            abi {
                isEnable = true
-                include(
-                    "arm64-v8a",
-                    "armeabi-v7a",
-                    "x86_64",
-                    "x86"
-                )
-                isUniversalApk = true
+                reset()
+                if (abiFilterList != null && abiFilterList.isNotEmpty()) {
+                    include(*abiFilterList.toTypedArray())
+                } else {
+                    include(
+                        "arm64-v8a",
+                        "armeabi-v7a",
+                        "x86_64",
+                        "x86"
+                    )
+                }
+                isUniversalApk = abiFilterList.isNullOrEmpty()
            }
        }

@@ -42,42 +48,79 @@ android {
        }
    }

+    flavorDimensions.add("distribution")
+    productFlavors {
+        create("fdroid") {
+            dimension = "distribution"
+            applicationIdSuffix = ".fdroid"
+            buildConfigField("String", "DISTRIBUTION", "\"F-Droid\"")
+        }
+        create("playstore") {
+            dimension = "distribution"
+            buildConfigField("String", "DISTRIBUTION", "\"Play Store\"")
+        }
+    }
+
    sourceSets {
        getByName("main") {
            jniLibs.srcDirs("libs")
        }
    }

-
    compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_11
-        targetCompatibility = JavaVersion.VERSION_11
+        isCoreLibraryDesugaringEnabled = true
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
    }
-    kotlinOptions {
-        jvmTarget = JavaVersion.VERSION_11.toString()
+
+    kotlin {
+        compilerOptions {
+            jvmTarget.set(org.jetbrains.kotlin.gradle.dsl.JvmTarget.JVM_17)
+        }
    }

    applicationVariants.all {
        val variant = this
-        val versionCodes =
-            mapOf("armeabi-v7a" to 4, "arm64-v8a" to 4, "x86" to 4, "x86_64" to 4, "universal" to 4)
+        val isFdroid = variant.productFlavors.any { it.name == "fdroid" }
+        if (isFdroid) {
+            val versionCodes =
+                mapOf(
+                    "armeabi-v7a" to 2, "arm64-v8a" to 1, "x86" to 4, "x86_64" to 3, "universal" to 0
+                )

-        variant.outputs
-            .map { it as com.android.build.gradle.internal.api.ApkVariantOutputImpl }
-            .forEach { output ->
-                val abi = if (output.getFilter("ABI") != null)
-                    output.getFilter("ABI")
-                else
-                    "universal"
-
-                output.outputFileName = "v2rayNG_${variant.versionName}_${abi}.apk"
-                if (versionCodes.containsKey(abi)) {
-                    output.versionCodeOverride =
-                        (1000000 * versionCodes[abi]!!).plus(variant.versionCode)
-                } else {
-                    return@forEach
+            variant.outputs
+                .map { it as com.android.build.gradle.internal.api.ApkVariantOutputImpl }
+                .forEach { output ->
+                    val abi = output.getFilter("ABI") ?: "universal"
+                    output.outputFileName = "v2rayNG_${variant.versionName}-fdroid_${abi}.apk"
+                    if (versionCodes.containsKey(abi)) {
+                        output.versionCodeOverride =
+                            (100 * variant.versionCode + versionCodes[abi]!!).plus(5000000)
+                    } else {
+                        return@forEach
+                    }
                }
-            }
+        } else {
+            val versionCodes =
+                mapOf("armeabi-v7a" to 4, "arm64-v8a" to 4, "x86" to 4, "x86_64" to 4, "universal" to 4)
+
+            variant.outputs
+                .map { it as com.android.build.gradle.internal.api.ApkVariantOutputImpl }
+                .forEach { output ->
+                    val abi = if (output.getFilter("ABI") != null)
+                        output.getFilter("ABI")
+                    else
+                        "universal"
+
+                    output.outputFileName = "v2rayNG_${variant.versionName}_${abi}.apk"
+                    if (versionCodes.containsKey(abi)) {
+                        output.versionCodeOverride =
+                            (1000000 * versionCodes[abi]!!).plus(variant.versionCode)
+                    } else {
+                        return@forEach
+                    }
+                }
+        }
    }

    buildFeatures {
@@ -104,28 +147,31 @@ dependencies {
    implementation(libs.androidx.constraintlayout)
    implementation(libs.preference.ktx)
    implementation(libs.recyclerview)
+    implementation(libs.androidx.swiperefreshlayout)
+    implementation(libs.androidx.viewpager2)
+    implementation(libs.androidx.fragment)

    // UI Libraries
    implementation(libs.material)
-    implementation(libs.toastcompat)
+    implementation(libs.toasty)
    implementation(libs.editorkit)
    implementation(libs.flexbox)

    // Data and Storage Libraries
    implementation(libs.mmkv.static)
    implementation(libs.gson)
+    implementation(libs.okhttp)

    // Reactive and Utility Libraries
-    implementation(libs.rxjava)
-    implementation(libs.rxandroid)
-    implementation(libs.rxpermissions)
+    implementation(libs.kotlinx.coroutines.android)
+    implementation(libs.kotlinx.coroutines.core)

    // Language and Processing Libraries
    implementation(libs.language.base)
    implementation(libs.language.json)

    // Intent and Utility Libraries
-    implementation(libs.quickie.bundled)
+    implementation(libs.quickie.foss)
    implementation(libs.core)

    // AndroidX Lifecycle and Architecture Components
@@ -146,6 +192,5 @@ dependencies {
    androidTestImplementation(libs.androidx.espresso.core)
    testImplementation(libs.org.mockito.mockito.inline)
    testImplementation(libs.mockito.kotlin)
-    // Oss Licenses
-    implementation(libs.play.services.oss.licenses)
+    coreLibraryDesugaring(libs.desugar.jdk.libs)
 }
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="app_name" translatable="false">v2rayNG (F-Droid)</string>
+</resources>
@@ -0,0 +1,63 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shortcuts xmlns:android="http://schemas.android.com/apk/res/android">
+    <shortcut
+        android:enabled="true"
+        android:icon="@drawable/ic_qu_switch_24dp"
+        android:shortcutDisabledMessage="@string/app_widget_name"
+        android:shortcutId="shortcuts_switch"
+        android:shortcutLongLabel="@string/app_widget_name"
+        android:shortcutShortLabel="@string/app_widget_name">
+
+        <!--suppress AndroidDomInspection -->
+        <intent
+            android:action="android.intent.action.VIEW"
+            android:targetClass="com.v2ray.ang.ui.ScSwitchActivity"
+            android:targetPackage="com.v2ray.ang.fdroid" />
+        <categories android:name="android.shortcut.conversation" />
+    </shortcut>
+    <shortcut
+        android:enabled="true"
+        android:icon="@drawable/ic_qu_scan_24dp"
+        android:shortcutDisabledMessage="@string/menu_item_import_config_qrcode"
+        android:shortcutId="shortcuts_scan"
+        android:shortcutLongLabel="@string/menu_item_import_config_qrcode"
+        android:shortcutShortLabel="@string/menu_item_import_config_qrcode">
+
+        <!--suppress AndroidDomInspection -->
+        <intent
+            android:action="android.intent.action.VIEW"
+            android:targetClass="com.v2ray.ang.ui.ScScannerActivity"
+            android:targetPackage="com.v2ray.ang.fdroid" />
+        <categories android:name="android.shortcut.conversation" />
+    </shortcut>
+    <shortcut
+        android:enabled="true"
+        android:icon="@drawable/ic_qu_start_24dp"
+        android:shortcutDisabledMessage="@string/toast_services_start"
+        android:shortcutId="shortcuts_start"
+        android:shortcutLongLabel="@string/toast_services_start"
+        android:shortcutShortLabel="@string/toast_services_start">
+
+        <!--suppress AndroidDomInspection -->
+        <intent
+            android:action="android.intent.action.VIEW"
+            android:targetClass="com.v2ray.ang.ui.ScStartActivity"
+            android:targetPackage="com.v2ray.ang.fdroid" />
+        <categories android:name="android.shortcut.conversation" />
+    </shortcut>
+    <shortcut
+        android:enabled="true"
+        android:icon="@drawable/ic_qu_stop_24dp"
+        android:shortcutDisabledMessage="@string/toast_services_stop"
+        android:shortcutId="shortcuts_stop"
+        android:shortcutLongLabel="@string/toast_services_stop"
+        android:shortcutShortLabel="@string/toast_services_stop">
+
+        <!--suppress AndroidDomInspection -->
+        <intent
+            android:action="android.intent.action.VIEW"
+            android:targetClass="com.v2ray.ang.ui.ScStopActivity"
+            android:targetPackage="com.v2ray.ang.fdroid" />
+        <categories android:name="android.shortcut.conversation" />
+    </shortcut>
+</shortcuts>
@@ -10,10 +10,6 @@
        android:smallScreens="true"
        android:xlargeScreens="true" />

-    <uses-sdk
-        android:minSdkVersion="21"
-        tools:overrideLibrary="com.blacksquircle.ui.editorkit" />
-
    <uses-feature
        android:name="android.hardware.camera"
        android:required="false" />
@@ -30,20 +26,18 @@
    <!-- https://developer.android.com/about/versions/11/privacy/package-visibility -->
    <uses-permission
        android:name="android.permission.QUERY_ALL_PACKAGES"
-        tools:ignore="QueryAllPackagesPermission" />
+        tools:ignore="PackageVisibilityPolicy,QueryAllPackagesPermission" />
    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
    <uses-permission android:name="android.permission.CHANGE_NETWORK_STATE" />
    <uses-permission android:name="android.permission.INTERNET" />
-    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
-    <!-- <useapplications-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" /> -->
    <uses-permission android:name="android.permission.CAMERA" />
-    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE"
+        tools:ignore="ForegroundServicesPolicy" />
    <uses-permission
        android:name="android.permission.FOREGROUND_SERVICE_SPECIAL_USE"
        android:minSdkVersion="34" />
    <!-- <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /> -->
    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
-    <uses-permission android:name="android.permission.READ_MEDIA_IMAGES" />
    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />

    <application
@@ -52,16 +46,15 @@
        android:banner="@mipmap/ic_banner"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
+        android:networkSecurityConfig="@xml/network_security_config"
        android:supportsRtl="true"
-        android:theme="@style/AppThemeDayNight"
-        android:usesCleartextTraffic="true"
-        tools:targetApi="m">
+        android:theme="@style/AppThemeDayNight.NoActionBar"
+        android:usesCleartextTraffic="true">

        <activity
            android:name=".ui.MainActivity"
            android:exported="true"
-            android:launchMode="singleTask"
-            android:theme="@style/AppThemeDayNight.NoActionBar">
+            android:launchMode="singleTask">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

@@ -84,12 +77,23 @@
            android:name=".ui.ServerCustomConfigActivity"
            android:exported="false"
            android:windowSoftInputMode="stateUnchanged" />
+        <activity
+            android:name=".ui.ServerGroupActivity"
+            android:exported="false"
+            android:windowSoftInputMode="stateUnchanged" />
+        <activity
+            android:name=".ui.ServerProxyChainActivity"
+            android:exported="false"
+            android:windowSoftInputMode="stateUnchanged" />
        <activity
            android:name=".ui.SettingsActivity"
            android:exported="false" />
        <activity
            android:name=".ui.PerAppProxyActivity"
            android:exported="false" />
+        <activity
+            android:name=".ui.AppPickerActivity"
+            android:exported="false" />
        <activity
            android:name=".ui.ScannerActivity"
            android:exported="false" />
@@ -123,7 +127,19 @@
            android:excludeFromRecents="true"
            android:exported="false"
            android:process=":RunSoLibV2RayDaemon"
-            android:theme="@style/AppTheme.NoActionBar.Translucent" />
+            android:theme="@style/AppThemeDayNight.NoActionBar.Translucent" />
+        <activity
+            android:name=".ui.ScStartActivity"
+            android:excludeFromRecents="true"
+            android:exported="false"
+            android:process=":RunSoLibV2RayDaemon"
+            android:theme="@style/AppThemeDayNight.NoActionBar.Translucent" />
+        <activity
+            android:name=".ui.ScStopActivity"
+            android:excludeFromRecents="true"
+            android:exported="false"
+            android:process=":RunSoLibV2RayDaemon"
+            android:theme="@style/AppThemeDayNight.NoActionBar.Translucent" />

        <activity
            android:name=".ui.UrlSchemeActivity"
@@ -144,18 +160,25 @@
                <data android:host="install-sub" />
            </intent-filter>
        </activity>
+        <activity
+            android:name=".ui.CheckUpdateActivity"
+            android:exported="false" />
+        <activity
+            android:name=".ui.BackupActivity"
+            android:exported="false" />
        <activity
            android:name=".ui.AboutActivity"
            android:exported="false" />

        <service
-            android:name=".service.V2RayVpnService"
+            android:name=".service.CoreVpnService"
            android:enabled="true"
            android:exported="false"
            android:foregroundServiceType="specialUse"
            android:label="@string/app_name"
            android:permission="android.permission.BIND_VPN_SERVICE"
-            android:process=":RunSoLibV2RayDaemon">
+            android:process=":RunSoLibV2RayDaemon"
+            tools:ignore="VpnServicePolicy">
            <intent-filter>
                <action android:name="android.net.VpnService" />
            </intent-filter>
@@ -168,7 +191,7 @@
        </service>

        <service
-            android:name=".service.V2RayProxyOnlyService"
+            android:name=".service.CoreProxyOnlyService"
            android:exported="false"
            android:foregroundServiceType="specialUse"
            android:label="@string/app_name"
@@ -179,9 +202,14 @@
        </service>

        <service
-            android:name=".service.V2RayTestService"
+            android:name=".service.CoreTestService"
            android:exported="false"
-            android:process=":RunSoLibV2RayDaemon" />
+            android:foregroundServiceType="specialUse"
+            android:process=":RunSoLibV2RayDaemon">
+            <property
+                android:name="android.app.PROPERTY_SPECIAL_USE_FGS_SUBTYPE"
+                android:value="test" />
+        </service>

        <receiver
            android:name=".receiver.WidgetProvider"
@@ -192,8 +220,8 @@
                android:resource="@xml/app_widget_provider" />
            <intent-filter>
                <action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
-                <action android:name="com.v2ray.ang.action.widget.click" />
-                <action android:name="com.v2ray.ang.action.activity" />
+                <action android:name="${applicationId}.action.widget.click" />
+                <action android:name="${applicationId}.action.activity" />
            </intent-filter>
        </receiver>
        <receiver
@@ -253,6 +281,11 @@

        </provider>

+        <service
+            android:name="androidx.work.multiprocess.RemoteWorkManagerService"
+            android:exported="false"
+            android:process=":bg" />
+
        <provider
            android:name="androidx.core.content.FileProvider"
            android:authorities="${applicationId}.cache"
@@ -6,14 +6,6 @@
      "bittorrent"
    ]
  },
-  {
-    "remarks": "Google cn",
-    "outboundTag": "proxy",
-    "domain": [
-      "domain:googleapis.cn",
-      "domain:gstatic.com"
-    ]
-  },
  {
    "remarks": "阻断udp443",
    "outboundTag": "block",
@@ -21,10 +13,10 @@
    "network": "udp"
  },
  {
-    "remarks": "阻断广告",
-    "outboundTag": "block",
+    "remarks": "代理Google",
+    "outboundTag": "proxy",
    "domain": [
-      "geosite:category-ads-all"
+      "geosite:google"
    ]
  },
  {
@@ -146,4 +138,4 @@
    "port": "0-65535",
    "outboundTag": "direct"
  }
-]
+]
@@ -5,13 +5,6 @@
    "port": "443",
    "network": "udp"
  },
-  {
-    "remarks": "阻断广告",
-    "outboundTag": "block",
-    "domain": [
-      "geosite:category-ads-all"
-    ]
-  },
  {
    "remarks": "绕过局域网IP",
    "outboundTag": "direct",
@@ -1,12 +1,4 @@
 [
-  {
-    "remarks": "Google cn",
-    "outboundTag": "proxy",
-    "domain": [
-      "domain:googleapis.cn",
-      "domain:gstatic.com"
-    ]
-  },
  {
    "remarks": "阻断udp443",
    "outboundTag": "block",
@@ -14,10 +6,10 @@
    "network": "udp"
  },
  {
-    "remarks": "阻断广告",
-    "outboundTag": "block",
+    "remarks": "代理Google",
+    "outboundTag": "proxy",
    "domain": [
-      "geosite:category-ads-all"
+      "geosite:google"
    ]
  },
  {
@@ -99,10 +91,5 @@
    "domain": [
      "geosite:cn"
    ]
-  },
-  {
-    "remarks": "最终代理",
-    "port": "0-65535",
-    "outboundTag": "proxy"
  }
-]
+]
@@ -5,13 +5,6 @@
    "port": "443",
    "network": "udp"
  },
-  {
-    "remarks": "Block ads and trackers",
-    "outboundTag": "block",
-    "domain": [
-      "geosite:category-ads-all"
-    ]
-  },
  {
    "remarks": "Direct LAN IP",
    "outboundTag": "direct",
@@ -40,10 +33,5 @@
    "ip": [
       "geoip:ir"
    ]
-  },
-  {
-    "remarks": "Final Agent",
-    "port": "0-65535",
-    "outboundTag": "proxy"
  }
 ]
@@ -0,0 +1,43 @@
+[
+  {
+    "remarks": "Bypass bittorrent",
+    "outboundTag": "direct",
+    "protocol": [
+      "bittorrent"
+    ]
+  },
+  {
+    "remarks": "Block udp443",
+    "outboundTag": "block",
+    "port": "443",
+    "network": "udp"
+  },
+  {
+    "remarks": "Direct LAN IP",
+    "outboundTag": "direct",
+    "ip": [
+      "geoip:private"
+    ]
+  },
+  {
+    "remarks": "Direct LAN domains",
+    "outboundTag": "direct",
+    "domain": [
+      "geosite:private"
+    ]
+  },
+  {
+    "remarks": "Bypass Russia domains",
+    "outboundTag": "direct",
+    "domain": [
+      "geosite:category-ru"
+    ]
+  },
+  {
+    "remarks": "Bypass Russia IP",
+    "outboundTag": "direct",
+    "ip": [
+       "geoip:ru"
+    ]
+  }
+]
@@ -4,6 +4,7 @@ au.com.shiftyjelly.pocketcasts
 bbc.mobile.news.ww
 be.mygod.vpnhotspot
 ch.protonmail.android
+cm.aptoide.pt
 co.wanqu.android
 com.alphainventor.filemanager
 com.amazon.kindle
@@ -34,7 +35,9 @@ com.chrome.canary
 com.chrome.dev
 com.cl.newt66y
 com.cradle.iitc_mobile
+org.exarhteam.iitc_mobile
 com.cygames.shadowverse
+com.dcard.freedom
 com.devhd.feedly
 com.devolver.reigns2
 com.discord
@@ -108,6 +111,7 @@ com.ifttt.ifttt
 com.imgur.mobile
 com.innologica.inoreader
 com.instagram.android
+com.instagram.lite
 com.instapaper.android
 com.jarvanh.vpntether
 com.kapp.youtube.final
@@ -115,6 +119,7 @@ com.klinker.android.twitter_l
 com.lastpass.lpandroid
 com.linecorp.linelite
 com.lingodeer
+com.ltnnews.news
 com.mediapods.tumbpods
 com.mgoogle.android.gms
 com.microsoft.emmx
@@ -159,6 +164,7 @@ com.slack
 com.snaptube.premium
 com.sololearn
 com.sonelli.juicessh
+com.sparkslab.dcardreader
 com.spotify.music
 com.tencent.huatuo
 com.termux
@@ -173,10 +179,13 @@ com.twitter.android
 com.u91porn
 com.u9porn
 com.ubisoft.dance.justdance2015companion
+com.udn.news
 com.utopia.pxview
-com.valvesoftware.android.steam.communimunity
 com.valvesoftware.android.steam.community
+com.vanced.manager
 com.vanced.android.youtube
+com.vanced.android.apps.youtube.music
+com.mgoogle.android.gms
 com.vimeo.android.videoapp
 com.vivaldi.browser
 com.vivaldi.browser.snapshot
@@ -186,10 +195,12 @@ com.wire
 com.wuxiangai.refactor
 com.xda.labs
 com.xvideos.app
+com.yahoo.mobile.client.android.superapp
 com.yandex.browser
 com.yandex.browser.beta
 com.yandex.browser.alpha
 com.z28j.feel
+com.zhiliaoapp.musically
 con.medium.reader
 de.apkgrabber
 de.robv.android.xposed.installer
@@ -210,6 +221,7 @@ jp.bokete.app.android
 jp.naver.line.android
 jp.pxv.android
 luo.speedometergpspro
+m.cna.com.tw.App
 mark.via.gp
 me.tshine.easymark
 net.teeha.android.url_shortener
@@ -226,6 +238,7 @@ org.mozilla.firefox_beta
 org.mozilla.focus
 org.schabi.newpipe
 org.telegram.messenger
+org.telegram.messenger.web
 org.telegram.multi
 org.telegram.plus
 org.thunderdog.challegram
@@ -239,3 +252,162 @@ tw.com.gamer.android.activecenter
 videodownloader.downloadvideo.downloader
 uk.co.bbc.learningenglish
 com.ted.android
+de.danoeh.antennapod
+com.kiwibrowser.browser
+nekox.messenger
+com.nextcloud.client
+com.aurora.store
+com.aurora.adroid
+chat.simplex.app
+im.vector.app
+network.loki.messenger
+eu.siacs.conversations
+xyz.nextalone.nagram
+net.programmierecke.radiodroid2
+im.fdx.v2ex
+ml.docilealligator.infinityforreddit
+com.bytemyth.ama
+app.vanadium.browser
+com.cakewallet.cake_wallet
+org.purplei2p.i2pd
+dk.tacit.android.foldersync.lite
+com.nononsenseapps.feeder
+com.m2049r.xmrwallet
+com.paypal.android.p2pmobile
+com.google.android.apps.googlevoice
+com.readdle.spark
+org.torproject.torbrowser
+com.deepl.mobiletranslator
+com.microsoft.bing
+com.keylesspalace.tusky
+com.ottplay.ottplay
+ru.iptvremote.android.iptv.pro
+jp.naver.line.android
+com.xmflsct.app.tooot
+com.forem.android
+app.revanced.android.youtube
+com.mgoogle.android.gms
+com.pionex.client
+vip.mytokenpocket
+im.token.app
+com.linekong.mars24
+com.feixiaohao
+com.aicoin.appandroid
+com.binance.dev
+com.kraken.trade
+com.okinc.okex.gp
+com.authy.authy
+air.com.rosettastone.mobile.CoursePlayer
+com.blizzard.bma
+com.amazon.kindle
+com.google.android.apps.fitness
+net.tsapps.appsales
+com.wemesh.android
+com.google.android.apps.googleassistant
+allen.town.focus.reader
+me.hyliu.fluent_reader_lite
+com.aljazeera.mobile
+com.ft.news
+de.marmaro.krt.ffupdater
+myradio.radio.fmradio.liveradio.radiostation
+com.google.earth
+eu.kanade.tachiyomi.j2k
+com.audials
+com.microsoft.skydrive
+com.mb.android.tg
+com.melodis.midomiMusicIdentifier.freemium
+com.foxnews.android
+ch.threema.app
+com.briarproject.briar.android
+foundation.e.apps
+com.valvesoftware.android.steam.friendsui
+com.imback.yeetalk
+so.onekey.app.wallet
+com.xc3fff0e.xmanager
+meditofoundation.medito
+com.picol.client
+com.streetwriters.notesnook
+shanghai.panewsApp.com
+org.coursera.android
+com.positron_it.zlib
+com.blizzard.messenger
+com.javdb.javrocket
+com.picacomic.fregata
+com.fxl.chacha
+me.proton.android.drive
+com.lastpass.lpandroid
+com.tradingview.tradingviewapp
+com.deviantart.android.damobile
+com.fusionmedia.investing
+com.ewa.ewaapp
+com.duolingo
+com.hellotalk
+io.github.huskydg.magisk
+com.jsy.xpgbox
+com.hostloc.app.hostloc
+com.dena.pokota
+com.vitorpamplona.amethyst
+com.zhiliaoapp.musically
+us.spotco.fennec_dos
+com.fongmi.android.tv
+com.pocketprep.android.itcybersecurity
+com.cloudtv
+com.glassdoor.app
+com.indeed.android.jobsearch
+com.linkedin.android
+com.github.tvbox.osc.bh
+com.example.douban
+com.sipnetic.app
+com.microsoft.rdc.androidx
+org.zwanoo.android.speedtest
+com.sonelli.juicessh
+com.scmp.newspulse
+org.lsposed.manager
+mnn.Android
+com.thomsonretuers.reuters
+com.guardian
+com.ttxapps.onesyncv2
+org.fcitx.fcitx5.android.updater
+com.tailscale.ipn
+tw.nekomimi.nekogram
+com.nexon.kartdrift
+io.syncapps.lemmy_sync
+com.seazon.feedme
+com.readwise
+de.spiritcroc.riotx
+com.openai.chatgpt
+io.changenow.changenow
+com.poe.android
+com.twingate
+com.blinkslabs.blinkist.android
+com.ichi2.anki
+md.obsidian
+com.musixmatch.android.lyrify
+com.cyber.turbo
+com.offsec.nethunter
+me.ghui.v2er
+com.samruston.twitter
+org.adaway
+org.swiftapps.swiftbackup
+com.zerotier.one
+com.quietmobile
+com.instagram.barcelona
+im.molly.app
+com.rvx.android.youtube
+com.deepl.mobiletranslator
+com.qingsong.yingmi
+com.lemurbrowser.exts
+com.silverdev.dnartdroid
+me.ash.reader
+de.tutao.tutanota
+dev.imranr.obtainium
+com.getsomeheadspace.android
+org.cromite.cromite
+com.nutomic.syncthingandroid
+com.bumble.app
+com.cnn.mobile.android.phone
+com.google.android.apps.authenticator2
+com.microsoft.copilot
+com.netflix.NGP.Storyteller
+com.Slack
+com.server.auditor.ssh.client
@@ -30,17 +30,10 @@
      "enabled": true,
      "destOverride": [
        "http",
-        "tls"
+        "tls",
+		"quic"
      ]
    }
-  },
-  {
-    "tag": "http",
-    "port": 10809,
-    "protocol": "http",
-    "settings": {
-      "userLevel": 8
-    }
  }
 ],
  "outbounds": [{
@@ -81,8 +74,10 @@
  },
  {
    "protocol": "freedom",
-    "settings": {
-      "domainStrategy": "UseIP"
+    "streamSettings": {
+      "sockopt": {
+        "domainStrategy": "UseIP"
+      }
    },
    "tag": "direct"
  },
@@ -97,7 +92,7 @@
  }
  ],
  "routing": {
-      "domainStrategy": "IPIfNonMatch",
+      "domainStrategy": "AsIs",
      "rules": []
  },
  "dns": {
@@ -0,0 +1,119 @@
+{
+  "stats":{},
+  "log": {
+    "loglevel": "warning"
+  },
+  "policy":{
+      "levels": {
+        "8": {
+          "handshake": 4,
+          "connIdle": 300,
+          "uplinkOnly": 1,
+          "downlinkOnly": 1
+        }
+      },
+      "system": {
+        "statsOutboundUplink": true,
+        "statsOutboundDownlink": true
+      }
+  },
+  "inbounds": [{
+    "tag": "socks",
+    "port": 10808,
+    "protocol": "socks",
+    "settings": {
+      "auth": "noauth",
+      "udp": true,
+      "userLevel": 8
+    },
+    "sniffing": {
+      "enabled": true,
+      "destOverride": [
+        "http",
+        "tls",
+		"quic"
+      ]
+    }
+  },
+  {
+    "tag": "tun",
+    "protocol": "tun",
+    "settings": {
+      "name": "xray0",
+      "MTU": 1500,
+      "userLevel": 8
+    },
+    "sniffing": {
+      "enabled": true,
+      "destOverride": [
+        "http",
+        "tls",
+		"quic"
+      ]
+    }
+  }
+],
+  "outbounds": [{
+    "tag": "proxy",
+    "protocol": "vmess",
+    "settings": {
+      "vnext": [
+        {
+          "address": "v2ray.cool",
+          "port": 10086,
+          "users": [
+            {
+              "id": "a3482e88-686a-4a58-8126-99c9df64b7bf",
+              "alterId": 0,
+              "security": "auto",
+              "level": 8
+            }
+          ]
+        }
+      ],
+      "servers": [
+        {
+        "address": "v2ray.cool",
+        "method": "chacha20",
+        "ota": false,
+        "password": "123456",
+        "port": 10086,
+        "level": 8
+      }
+      ]
+    },
+    "streamSettings": {
+      "network": "tcp"
+    },
+    "mux": {
+      "enabled": false
+    }
+  },
+  {
+    "protocol": "freedom",
+    "streamSettings": {
+      "sockopt": {
+        "domainStrategy": "UseIP"
+      }
+    },
+    "tag": "direct"
+  },
+  {
+    "protocol": "blackhole",
+    "tag": "block",
+    "settings": {
+      "response": {
+        "type": "http"
+      }
+    }
+  }
+  ],
+  "routing": {
+      "domainStrategy": "AsIs",
+      "rules": []
+  },
+  "dns": {
+      "hosts": {},
+      "servers": []
+  }
+}
@@ -1,22 +1,22 @@
 package com.v2ray.ang

 import android.content.Context
-import android.content.pm.PackageManager
-import android.os.Build
 import androidx.multidex.MultiDexApplication
 import androidx.work.Configuration
 import androidx.work.WorkManager
 import com.tencent.mmkv.MMKV
 import com.v2ray.ang.AppConfig.ANG_PACKAGE
 import com.v2ray.ang.handler.SettingsManager
-import com.v2ray.ang.util.Utils

 class AngApplication : MultiDexApplication() {
    companion object {
-        //const val PREF_LAST_VERSION = "pref_last_version"
        lateinit var application: AngApplication
    }

+    /**
+     * Attaches the base context to the application.
+     * @param base The base context.
+     */
    override fun attachBaseContext(base: Context?) {
        super.attachBaseContext(base)
        application = this
@@ -26,28 +26,23 @@ class AngApplication : MultiDexApplication() {
        .setDefaultProcessName("${ANG_PACKAGE}:bg")
        .build()

+    /**
+     * Initializes the application.
+     */
    override fun onCreate() {
        super.onCreate()

-//        LeakCanary.install(this)
-
-//        val defaultSharedPreferences = PreferenceManager.getDefaultSharedPreferences(this)
-//        firstRun = defaultSharedPreferences.getInt(PREF_LAST_VERSION, 0) != BuildConfig.VERSION_CODE
-//        if (firstRun)
-//            defaultSharedPreferences.edit().putInt(PREF_LAST_VERSION, BuildConfig.VERSION_CODE).apply()
-
        MMKV.initialize(this)

-        Utils.setNightMode()
        // Initialize WorkManager with the custom configuration
        WorkManager.initialize(this, workManagerConfiguration)

-        SettingsManager.initRoutingRulesets(this)
+        // Ensure critical preference defaults are present in MMKV early
+        SettingsManager.initApp(this)
+        SettingsManager.setNightMode()
+
+        es.dmoral.toasty.Toasty.Config.getInstance()
+            .setGravity(android.view.Gravity.BOTTOM, 0, 300)
+            .apply()
    }
-
-    fun getPackageInfo(packageName: String) = packageManager.getPackageInfo(
-        packageName, if (Build.VERSION.SDK_INT >= 28) PackageManager.GET_SIGNING_CERTIFICATES
-        else @Suppress("DEPRECATION") PackageManager.GET_SIGNATURES
-    )!!
-
 }
@@ -5,14 +5,19 @@ object AppConfig {

    /** The application's package name. */
    const val ANG_PACKAGE = BuildConfig.APPLICATION_ID
+    const val TAG = BuildConfig.APPLICATION_ID

    /** Directory names used in the app's file system. */
    const val DIR_ASSETS = "assets"
-    const val DIR_BACKUPS = "backups"
+
+    const val WEBDAV_BACKUP_DIR = "backups"
+    const val WEBDAV_BACKUP_FILE_NAME = "backup_ng.zip"

    /** Legacy configuration keys. */
    const val ANG_CONFIG = "ang_config"
-    const val PREF_INAPP_BUY_IS_PREMIUM = "pref_inapp_buy_is_premium"
+
+    // Default subscription ID for ungrouped servers
+    const val DEFAULT_SUBSCRIPTION_ID = "__default_subscription__"

    /** Preferences mapped to MMKV storage. */
    const val PREF_SNIFFING_ENABLED = "pref_sniffing_enabled"
@@ -25,6 +30,9 @@ object AppConfig {
    const val PREF_APPEND_HTTP_PROXY = "pref_append_http_proxy"
    const val PREF_LOCAL_DNS_PORT = "pref_local_dns_port"
    const val PREF_VPN_DNS = "pref_vpn_dns"
+    const val PREF_VPN_BYPASS_LAN = "pref_vpn_bypass_lan"
+    const val PREF_VPN_INTERFACE_ADDRESS_CONFIG_INDEX = "pref_vpn_interface_address_config_index"
+    const val PREF_VPN_MTU = "pref_vpn_mtu"
    const val PREF_ROUTING_DOMAIN_STRATEGY = "pref_routing_domain_strategy"
    const val PREF_ROUTING_RULESET = "pref_routing_ruleset"
    const val PREF_MUX_ENABLED = "pref_mux_enabled"
@@ -35,38 +43,52 @@ object AppConfig {
    const val PREF_FRAGMENT_PACKETS = "pref_fragment_packets"
    const val PREF_FRAGMENT_LENGTH = "pref_fragment_length"
    const val PREF_FRAGMENT_INTERVAL = "pref_fragment_interval"
-    const val SUBSCRIPTION_AUTO_UPDATE = "pref_auto_update_subscription"
-    const val SUBSCRIPTION_AUTO_UPDATE_INTERVAL = "pref_auto_update_interval"
-    const val SUBSCRIPTION_DEFAULT_UPDATE_INTERVAL = "1440" // Default is 24 hours
    const val SUBSCRIPTION_UPDATE_TASK_NAME = "subscription_updater"
+    const val SUBSCRIPTION_MIN_INTERVAL_MINUTES = 15L
    const val PREF_SPEED_ENABLED = "pref_speed_enabled"
    const val PREF_CONFIRM_REMOVE = "pref_confirm_remove"
    const val PREF_START_SCAN_IMMEDIATE = "pref_start_scan_immediate"
+    const val PREF_DOUBLE_COLUMN_DISPLAY = "pref_double_column_display"
+    const val PREF_GROUP_ALL_DISPLAY = "pref_group_all_display"
    const val PREF_LANGUAGE = "pref_language"
    const val PREF_UI_MODE_NIGHT = "pref_ui_mode_night"
+    const val PREF_IPV6_ENABLED = "pref_ipv6_enabled"
    const val PREF_PREFER_IPV6 = "pref_prefer_ipv6"
    const val PREF_PROXY_SHARING = "pref_proxy_sharing_enabled"
-    const val PREF_ALLOW_INSECURE = "pref_allow_insecure"
+    const val PREF_ENABLE_LOCAL_PROXY = "pref_enable_local_proxy"
    const val PREF_SOCKS_PORT = "pref_socks_port"
-    const val PREF_HTTP_PORT = "pref_http_port"
+    const val PREF_DYNAMIC_SOCKS_PORT = "pref_dynamic_socks_port"
+    const val PREF_SOCKS_USERNAME = "pref_socks_username"
+    const val PREF_SOCKS_PASSWORD = "pref_socks_password"
+    const val PREF_SOCKS_ENABLE_UDP = "pref_socks_enable_udp"
    const val PREF_REMOTE_DNS = "pref_remote_dns"
    const val PREF_DOMESTIC_DNS = "pref_domestic_dns"
+    const val PREF_DNS_HOSTS = "pref_dns_hosts"
    const val PREF_DELAY_TEST_URL = "pref_delay_test_url"
+    const val PREF_IP_API_URL = "pref_ip_api_url"
    const val PREF_LOGLEVEL = "pref_core_loglevel"
+    const val PREF_OUTBOUND_DOMAIN_RESOLVE_METHOD = "pref_outbound_domain_resolve_method"
    const val PREF_MODE = "pref_mode"
    const val PREF_IS_BOOTED = "pref_is_booted"
+    const val PREF_CHECK_UPDATE_PRE_RELEASE = "pref_check_update_pre_release"
+    const val PREF_GEO_FILES_SOURCES = "pref_geo_files_sources"
+    const val PREF_USE_HEV_TUNNEL = "pref_use_hev_tunnel_v2"
+    const val PREF_HEV_TUNNEL_LOGLEVEL = "pref_hev_tunnel_loglevel"
+    const val PREF_HEV_TUNNEL_RW_TIMEOUT = "pref_hev_tunnel_rw_timeout_v2"
+    const val PREF_AUTO_REMOVE_INVALID_AFTER_TEST = "pref_auto_remove_invalid_after_test"
+    const val PREF_AUTO_SORT_AFTER_TEST = "pref_auto_sort_after_test"
+    const val PREF_REAL_PING_CONCURRENCY = "pref_real_ping_concurrency"

    /** Cache keys. */
    const val CACHE_SUBSCRIPTION_ID = "cache_subscription_id"
-    const val CACHE_KEYWORD_FILTER = "cache_keyword_filter"

    /** Protocol identifiers. */
-    const val PROTOCOL_FREEDOM: String = "freedom"
+    const val PROTOCOL_FREEDOM = "freedom"

    /** Broadcast actions. */
-    const val BROADCAST_ACTION_SERVICE = "com.v2ray.ang.action.service"
-    const val BROADCAST_ACTION_ACTIVITY = "com.v2ray.ang.action.activity"
-    const val BROADCAST_ACTION_WIDGET_CLICK = "com.v2ray.ang.action.widget.click"
+    const val BROADCAST_ACTION_SERVICE = "$ANG_PACKAGE.action.service"
+    const val BROADCAST_ACTION_ACTIVITY = "$ANG_PACKAGE.action.activity"
+    const val BROADCAST_ACTION_WIDGET_CLICK = "$ANG_PACKAGE.action.widget.click"

    /** Tasker extras. */
    const val TASKER_EXTRA_BUNDLE = "com.twofortyfouram.locale.intent.extra.BUNDLE"
@@ -80,25 +102,32 @@ object AppConfig {
    const val TAG_DIRECT = "direct"
    const val TAG_BLOCKED = "block"
    const val TAG_FRAGMENT = "fragment"
+    const val TAG_DNS = "dns-module"
+    const val TAG_DOMESTIC_DNS = "domestic-dns"
+    const val TAG_BALANCER = "balancer-main"
+    const val TAG_BALANCER_PRE = "balancer"

    /** Network-related constants. */
    const val UPLINK = "uplink"
    const val DOWNLINK = "downlink"

    /** URLs for various resources. */
-    const val androidpackagenamelistUrl =
-        "https://raw.githubusercontent.com/2dust/androidpackagenamelist/master/proxy.txt"
-    const val v2rayCustomRoutingListUrl =
-        "https://raw.githubusercontent.com/2dust/v2rayCustomRoutingList/master/"
-    const val v2rayNGUrl = "https://github.com/2dust/v2rayNG"
-    const val v2rayNGIssues = "$v2rayNGUrl/issues"
-    const val v2rayNGWikiMode = "$v2rayNGUrl/wiki/Mode"
-    const val v2rayNGPrivacyPolicy = "https://raw.githubusercontent.com/2dust/v2rayNG/master/CR.md"
-    const val PromotionUrl = "aHR0cHM6Ly85LjIzNDQ1Ni54eXovYWJjLmh0bWw="
-    const val GeoUrl = "https://github.com/Loyalsoldier/v2ray-rules-dat/releases/latest/download/"
-    const val TgChannelUrl = "https://t.me/github_2dust"
-    const val DelayTestUrl = "https://www.gstatic.com/generate_204"
-    const val DelayTestUrl2 = "https://www.google.com/generate_204"
+    const val GITHUB_URL = "https://github.com"
+    const val GITHUB_RAW_URL = "https://raw.githubusercontent.com"
+    const val GITHUB_DOWNLOAD_URL = "$GITHUB_URL/%s/releases/latest/download"
+    const val ANDROID_PACKAGE_NAME_LIST_URL = "$GITHUB_RAW_URL/2dust/androidpackagenamelist/master/proxy.txt"
+    const val APP_URL = "$GITHUB_URL/2dust/v2rayNG"
+    const val APP_API_URL = "https://api.github.com/repos/2dust/v2rayNG/releases"
+    const val APP_ISSUES_URL = "$APP_URL/issues"
+    const val APP_WIKI_MODE = "$APP_URL/wiki/Mode"
+    const val APP_PRIVACY_POLICY = "$GITHUB_RAW_URL/2dust/v2rayNG/master/CR.md"
+    const val APP_PROMOTION_URL = "aHR0cHM6Ly85LjIzNDQ1Ni54eXovYWJjLmh0bWw="
+    const val TG_CHANNEL_URL = "https://t.me/github_2dust"
+    const val DELAY_TEST_URL = "https://www.gstatic.com/generate_204"
+    const val DELAY_TEST_URL2 = "https://www.google.com/generate_204"
+
+    //    const val IP_API_URL = "https://speed.cloudflare.com/meta"
+    const val IP_API_URL = "https://api.ip.sb/geoip"

    /** DNS server addresses. */
    const val DNS_PROXY = "1.1.1.1"
@@ -109,10 +138,15 @@ object AppConfig {
    const val GEOIP_PRIVATE = "geoip:private"
    const val GEOIP_CN = "geoip:cn"

+    /** Geo data file names. */
+    const val GEOSITE_DAT = "geosite.dat"
+    const val GEOIP_DAT = "geoip.dat"
+    const val GEOIP_ONLY_CN_PRIVATE_DAT = "geoip-only-cn-private.dat"
+    const val GEOIP_ONLY_CN_PRIVATE_URL = "$GITHUB_RAW_URL/Loyalsoldier/geoip/release/$GEOIP_ONLY_CN_PRIVATE_DAT"
+
    /** Ports and addresses for various services. */
    const val PORT_LOCAL_DNS = "10853"
    const val PORT_SOCKS = "10808"
-    const val PORT_HTTP = "10809"
    const val WIREGUARD_LOCAL_ADDRESS_V4 = "172.16.0.2/32"
    const val WIREGUARD_LOCAL_ADDRESS_V6 = "2606:4700:110:8f81:d551:a0:532e:a2b3/128"
    const val WIREGUARD_LOCAL_MTU = "1420"
@@ -131,31 +165,38 @@ object AppConfig {
    const val MSG_STATE_RESTART = 5
    const val MSG_MEASURE_DELAY = 6
    const val MSG_MEASURE_DELAY_SUCCESS = 61
-    const val MSG_MEASURE_CONFIG = 7
-    const val MSG_MEASURE_CONFIG_SUCCESS = 71
-    const val MSG_MEASURE_CONFIG_CANCEL = 72
+    const val MSG_MEASURE_CONFIG_START = 7
+    const val MSG_MEASURE_CONFIG_CANCEL = 71
+    const val MSG_MEASURE_CONFIG_SUCCESS = 72
+    const val MSG_MEASURE_CONFIG_NOTIFY = 73
+    const val MSG_MEASURE_CONFIG_FINISH = 74

    /** Notification channel IDs and names. */
    const val RAY_NG_CHANNEL_ID = "RAY_NG_M_CH_ID"
    const val RAY_NG_CHANNEL_NAME = "v2rayNG Background Service"
-    const val SUBSCRIPTION_UPDATE_CHANNEL = "subscription_update_channel"
-    const val SUBSCRIPTION_UPDATE_CHANNEL_NAME = "Subscription Update Service"

    /** Protocols Scheme **/
    const val VMESS = "vmess://"
    const val CUSTOM = ""
    const val SHADOWSOCKS = "ss://"
    const val SOCKS = "socks://"
+    const val SOCKS4 = "socks4://"
+    const val SOCKS5 = "socks5://"
    const val HTTP = "http://"
    const val VLESS = "vless://"
    const val TROJAN = "trojan://"
    const val WIREGUARD = "wireguard://"
    const val TUIC = "tuic://"
+    const val HYSTERIA = "hysteria://"
    const val HYSTERIA2 = "hysteria2://"
    const val HY2 = "hy2://"

    /** Give a good name to this, IDK*/
    const val VPN = "VPN"
+    const val VPN_MTU = 1500
+
+    /** hev-sock5-tunnel read-write-timeout value */
+    const val HEVTUN_RW_TIMEOUT = "300,60"

    // Google API rule constants
    const val GOOGLEAPIS_CN_DOMAIN = "domain:googleapis.cn"
@@ -164,19 +205,13 @@ object AppConfig {
    // Android Private DNS constants
    const val DNS_DNSPOD_DOMAIN = "dot.pub"
    const val DNS_ALIDNS_DOMAIN = "dns.alidns.com"
-    const val DNS_CLOUDFLARE_DOMAIN = "one.one.one.one"
+    const val DNS_CLOUDFLARE_ONE_DOMAIN = "one.one.one.one"
+    const val DNS_CLOUDFLARE_DNS_COM_DOMAIN = "dns.cloudflare.com"
+    const val DNS_CLOUDFLARE_DNS_DOMAIN = "cloudflare-dns.com"
    const val DNS_GOOGLE_DOMAIN = "dns.google"
    const val DNS_QUAD9_DOMAIN = "dns.quad9.net"
    const val DNS_YANDEX_DOMAIN = "common.dot.dns.yandex.net"

-    
-    val DNS_ALIDNS_ADDRESSES = arrayListOf("223.5.5.5", "223.6.6.6", "2400:3200::1", "2400:3200:baba::1")
-    val DNS_CLOUDFLARE_ADDRESSES = arrayListOf("1.1.1.1", "1.0.0.1", "2606:4700:4700::1111", "2606:4700:4700::1001")
-    val DNS_DNSPOD_ADDRESSES = arrayListOf("1.12.12.12", "120.53.53.53")
-    val DNS_GOOGLE_ADDRESSES = arrayListOf("8.8.8.8", "8.8.4.4", "2001:4860:4860::8888", "2001:4860:4860::8844")
-    val DNS_QUAD9_ADDRESSES = arrayListOf("9.9.9.9", "149.112.112.112", "2620:fe::fe", "2620:fe::9")
-    val DNS_YANDEX_ADDRESSES = arrayListOf("77.88.8.8", "77.88.8.1", "2a02:6b8::feed:0ff", "2a02:6b8:0:1::feed:0ff")
-
    const val DEFAULT_PORT = 443
    const val DEFAULT_SECURITY = "auto"
    const val DEFAULT_LEVEL = 8
@@ -185,4 +220,71 @@ object AppConfig {
    const val REALITY = "reality"
    const val HEADER_TYPE_HTTP = "http"

+    const val UNIDENTIFIED_PACKAGE = "__unknown_app__"
+
+    val DNS_ALIDNS_ADDRESSES = arrayListOf("223.5.5.5", "223.6.6.6", "2400:3200::1", "2400:3200:baba::1")
+    val DNS_CLOUDFLARE_ONE_ADDRESSES = arrayListOf("1.1.1.1", "1.0.0.1", "2606:4700:4700::1111", "2606:4700:4700::1001")
+    val DNS_CLOUDFLARE_DNS_COM_ADDRESSES = arrayListOf("104.16.132.229", "104.16.133.229", "2606:4700::6810:84e5", "2606:4700::6810:85e5")
+    val DNS_CLOUDFLARE_DNS_ADDRESSES = arrayListOf("104.16.248.249", "104.16.249.249", "2606:4700::6810:f8f9", "2606:4700::6810:f9f9")
+    val DNS_DNSPOD_ADDRESSES = arrayListOf("1.12.12.12", "120.53.53.53")
+    val DNS_GOOGLE_ADDRESSES = arrayListOf("8.8.8.8", "8.8.4.4", "2001:4860:4860::8888", "2001:4860:4860::8844")
+    val DNS_QUAD9_ADDRESSES = arrayListOf("9.9.9.9", "149.112.112.112", "2620:fe::fe", "2620:fe::9")
+    val DNS_YANDEX_ADDRESSES = arrayListOf("77.88.8.8", "77.88.8.1", "2a02:6b8::feed:0ff", "2a02:6b8:0:1::feed:0ff")
+
+    //minimum list https://serverfault.com/a/304791
+    val ROUTED_IP_LIST = arrayListOf(
+        "0.0.0.0/5",
+        "8.0.0.0/7",
+        "11.0.0.0/8",
+        "12.0.0.0/6",
+        "16.0.0.0/4",
+        "32.0.0.0/3",
+        "64.0.0.0/2",
+        "128.0.0.0/3",
+        "160.0.0.0/5",
+        "168.0.0.0/6",
+        "172.0.0.0/12",
+        "172.32.0.0/11",
+        "172.64.0.0/10",
+        "172.128.0.0/9",
+        "173.0.0.0/8",
+        "174.0.0.0/7",
+        "176.0.0.0/4",
+        "192.0.0.0/9",
+        "192.128.0.0/11",
+        "192.160.0.0/13",
+        "192.169.0.0/16",
+        "192.170.0.0/15",
+        "192.172.0.0/14",
+        "192.176.0.0/12",
+        "192.192.0.0/10",
+        "193.0.0.0/8",
+        "194.0.0.0/7",
+        "196.0.0.0/6",
+        "200.0.0.0/5",
+        "208.0.0.0/4",
+        "240.0.0.0/4"
+    )
+
+    val PRIVATE_IP_LIST = arrayListOf(
+        "0.0.0.0/8",
+        "10.0.0.0/8",
+        "127.0.0.0/8",
+        "172.16.0.0/12",
+        "192.168.0.0/16",
+        "169.254.0.0/16",
+        "224.0.0.0/4"
+    )
+
+    val GEO_FILES_SOURCES = arrayListOf(
+        "Loyalsoldier/v2ray-rules-dat",
+        "runetfreedom/russia-v2ray-rules-dat",
+        "Chocolate4U/Iran-v2ray-rules"
+    )
+
+    val BUILTIN_OUTBOUND_TAGS = setOf(
+        TAG_PROXY,
+        TAG_DIRECT,
+        TAG_BLOCKED,
+    )
 }
@@ -0,0 +1,32 @@
+package com.v2ray.ang.contracts
+
+/**
+ * A common Adapter -> host callback interface that includes common actions: edit, remove and refresh.
+ * Extend this interface or define more specific interfaces for different adapters as needed.
+ */
+interface BaseAdapterListener {
+    /**
+     * Request the host to edit the specified item.
+     * @param guid Unique identifier (GUID) of the item
+     * @param position Current position in the adapter (optional; host should validate it)
+     */
+    fun onEdit(guid: String, position: Int)
+
+    /**
+     * Request the host to remove the specified item. Position is provided for optional animation or validation.
+     * @param guid Unique identifier (GUID) of the item
+     * @param position Current position in the adapter (optional; host should validate it)
+     */
+    fun onRemove(guid: String, position: Int)
+
+    /**
+     * Request the host to share the specified URL.
+     * @param url The URL to be shared
+     */
+    fun onShare(url: String)
+
+    /**
+     * Request the host to refresh data (for example, reload from the ViewModel or call notifyDataSetChanged).
+     */
+    fun onRefreshData()
+}
@@ -0,0 +1,13 @@
+package com.v2ray.ang.contracts
+
+import com.v2ray.ang.dto.entities.ProfileItem
+
+interface MainAdapterListener : BaseAdapterListener {
+
+    fun onEdit(guid: String, position: Int, profile: ProfileItem)
+
+    fun onSelectServer(guid: String)
+
+    fun onShare(guid: String, profile: ProfileItem, position: Int, more: Boolean)
+
+}
@@ -0,0 +1,28 @@
+package com.v2ray.ang.contracts
+
+import android.app.Service
+
+interface ServiceControl {
+    /**
+     * Gets the service instance.
+     * @return The service instance.
+     */
+    fun getService(): Service
+
+    /**
+     * Starts the service.
+     */
+    fun startService()
+
+    /**
+     * Stops the service.
+     */
+    fun stopService()
+
+    /**
+     * Protects the VPN socket.
+     * @param socket The socket to protect.
+     * @return True if the socket is protected, false otherwise.
+     */
+    fun vpnProtect(socket: Int): Boolean
+}
@@ -0,0 +1,19 @@
+package com.v2ray.ang.contracts
+
+/**
+ * Interface that defines the control operations for tun2socks implementations.
+ * 
+ * This interface is implemented by different tunnel solutions like:
+ */
+interface Tun2SocksControl {
+    /**
+     * Starts the tun2socks process with the appropriate parameters.
+     * This initializes the VPN tunnel and connects it to the SOCKS proxy.
+     */
+    fun startTun2Socks()
+
+    /**
+     * Stops the tun2socks process and cleans up resources.
+     */
+    fun stopTun2Socks()
+}
@@ -0,0 +1,217 @@
+package com.v2ray.ang.core
+
+import android.content.Context
+import com.v2ray.ang.AppConfig
+import com.v2ray.ang.dto.CoreConfigContext
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.enums.CoreResolvedType
+import com.v2ray.ang.enums.EConfigType
+import com.v2ray.ang.extension.isComplexType
+import com.v2ray.ang.extension.isNotNullEmpty
+import com.v2ray.ang.handler.MmkvManager
+import com.v2ray.ang.handler.SettingsManager
+import com.v2ray.ang.util.LogUtil
+import com.v2ray.ang.util.Utils
+
+/**
+ * Build runtime context from the selected profile.
+ *
+ * All outbound type analysis is completed here for both the selected profile
+ * and routing targets. Custom profiles are returned immediately without
+ * entering the normal analysis flow.
+ */
+object CoreConfigContextBuilder {
+
+    /**
+     * Load one profile and produce a fully analyzed context.
+     *
+     * Null is returned only when the selected profile cannot be loaded.
+     */
+    fun build(context: Context, guid: String): CoreConfigContext? {
+        val config = MmkvManager.decodeServerConfig(guid) ?: return null
+
+        // CUSTOM: return immediately — CoreConfigManager handles this path on its own.
+        if (config.configType == EConfigType.CUSTOM) {
+            return CoreConfigContext(context = context, guid = guid, isCustom = true)
+        }
+
+        // Step 1: Resolve the main outbound (always tag = TAG_PROXY).
+        val primaryResolvedOutbound = resolveOutbound(AppConfig.TAG_PROXY, config) ?: run {
+            LogUtil.e(AppConfig.TAG, "Failed to resolve main outbound for '${config.remarks}'")
+            return null
+        }
+
+        // Step 2: Resolve all non-builtin routing outbound tags.
+        val routingResolvedOutbounds = resolveRoutingOutbounds()
+
+        return CoreConfigContext(
+            context = context,
+            guid = guid,
+            resolvedOutbounds = listOf(primaryResolvedOutbound) + routingResolvedOutbounds,
+        )
+    }
+
+    /**
+     * Resolve one outbound target into a normalized outbound entry.
+     *
+     * Custom profiles are ignored at this stage and produce no entry.
+     */
+    private fun resolveOutbound(tag: String, profile: ProfileItem): CoreConfigContext.ResolvedOutbound? {
+        if (profile.configType == EConfigType.CUSTOM) {
+            return null
+        }
+
+        val (resolvedProfiles, resolvedType) = when (profile.configType) {
+            EConfigType.POLICYGROUP -> Pair(
+                resolvePolicyGroupProfiles(profile),
+                CoreResolvedType.POLICYGROUP,
+            )
+
+            EConfigType.PROXYCHAIN -> {
+                val chainProfiles = resolveProxyChainProfiles(profile)
+                val type = if (chainProfiles.size <= 1) CoreResolvedType.NORMAL else CoreResolvedType.PROXYCHAIN
+                Pair(chainProfiles, type)
+            }
+
+            else -> {
+                val chainProfiles = resolveProxyChainProfilesFromGroup(profile)
+                val type = if (chainProfiles.size <= 1) CoreResolvedType.NORMAL else CoreResolvedType.PROXYCHAIN
+                Pair(chainProfiles, type)
+            }
+        }
+
+        return CoreConfigContext.ResolvedOutbound(
+            tag = tag,
+            profile = profile,
+            resolvedProfiles = resolvedProfiles,
+            resolvedType = resolvedType,
+        )
+    }
+
+    /**
+     * Collect and resolve non-builtin routing targets from enabled rules.
+     *
+     * Invalid or empty targets are skipped and handled by fallback logic later.
+     */
+    private fun resolveRoutingOutbounds(): List<CoreConfigContext.ResolvedOutbound> {
+        val rulesetItems = MmkvManager.decodeRoutingRulesets() ?: return emptyList()
+        val resolvedOutbounds = mutableListOf<CoreConfigContext.ResolvedOutbound>()
+        val processedTags = mutableSetOf<String>()
+
+        try {
+            rulesetItems
+                .filter { it.enabled }
+                .mapNotNull { it.outboundTag.takeIf { tag -> tag.isNotBlank() } }
+                .filter { tag -> tag !in AppConfig.BUILTIN_OUTBOUND_TAGS }
+                .distinct()
+                .forEach { tag ->
+                    if (tag in processedTags) {
+                        return@forEach
+                    }
+                    processedTags.add(tag)
+
+                    try {
+                        val profile = SettingsManager.getServerViaRemarks(tag) ?: run {
+                            LogUtil.w(AppConfig.TAG, "Routing tag '$tag' has no matching profile — will fall back to proxy at routing time")
+                            return@forEach
+                        }
+                        val resolvedOutbound = resolveOutbound(tag, profile) ?: run {
+                            LogUtil.w(AppConfig.TAG, "Cannot use CUSTOM profile as routing outbound for tag '$tag', skipping")
+                            return@forEach
+                        }
+                        if (resolvedOutbound.resolvedProfiles.isEmpty()) {
+                            LogUtil.w(AppConfig.TAG, "Routing outbound '$tag' resolved to empty list, skipping")
+                            return@forEach
+                        }
+                        resolvedOutbounds.add(resolvedOutbound)
+                        LogUtil.d(AppConfig.TAG, "Resolved routing outbound: tag='$tag', type='${resolvedOutbound.resolvedType}', profiles=${resolvedOutbound.resolvedProfiles.size}")
+                    } catch (e: Exception) {
+                        LogUtil.e(AppConfig.TAG, "Failed to resolve routing outbound for tag '$tag', skipping", e)
+                    }
+                }
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "Failed to resolve routing outbounds from rulesets", e)
+        }
+
+        return resolvedOutbounds
+    }
+
+    private fun resolvePolicyGroupProfiles(config: ProfileItem): List<ProfileItem> {
+        try {
+            val serverList = MmkvManager.decodeAllServerList()
+            return serverList
+                .asSequence()
+                .mapNotNull { id -> MmkvManager.decodeServerConfig(id) }
+                .filter { profile ->
+                    val subscriptionId = config.policyGroupSubscriptionId
+                    if (subscriptionId.isNullOrBlank()) {
+                        true
+                    } else {
+                        profile.subscriptionId == subscriptionId
+                    }
+                }
+                .filter { profile ->
+                    val filter = config.policyGroupFilter
+                    if (filter.isNullOrBlank()) {
+                        true
+                    } else {
+                        try {
+                            Regex(filter).containsMatchIn(profile.remarks)
+                        } catch (_: Exception) {
+                            profile.remarks.contains(filter)
+                        }
+                    }
+                }
+                .filter { it.server.isNotNullEmpty() }
+                .filter { Utils.isPureIpAddress(it.server!!) || Utils.isValidUrl(it.server!!) }
+                .filter { !it.configType.isComplexType() }
+                .toList()
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "Failed to resolve policy group profiles for '${config.remarks}'", e)
+            return listOf(config)
+        }
+    }
+
+    private fun resolveProxyChainProfiles(config: ProfileItem): List<ProfileItem> {
+        if (config.proxyChainProfiles.isNullOrBlank()) {
+            return listOf(config)
+        }
+
+        try {
+            return config.proxyChainProfiles.orEmpty().split(",")
+                .asSequence()
+                .mapNotNull { remark -> SettingsManager.getServerViaRemarks(remark) }
+                .filter { it.server.isNotNullEmpty() }
+                .filter { Utils.isPureIpAddress(it.server!!) || Utils.isValidUrl(it.server!!) }
+                .filter { !it.configType.isComplexType() }
+                .toList()
+                .reversed()
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "Failed to resolve proxy chain profiles for '${config.remarks}'", e)
+            return listOf(config)
+        }
+    }
+
+    /**
+     * Resolve chain nodes from subscription neighbors in order: next, current, prev.
+     *
+     * When no chain is available, return a single-node result.
+     */
+    private fun resolveProxyChainProfilesFromGroup(config: ProfileItem): List<ProfileItem> {
+        if (config.subscriptionId.isEmpty()) {
+            return listOf(config)
+        }
+
+        try {
+            val subItem = MmkvManager.decodeSubscription(config.subscriptionId) ?: return listOf(config)
+            val resolved = mutableListOf<ProfileItem>()
+            SettingsManager.getServerViaRemarks(subItem.nextProfile)?.let { resolved.add(it) }
+            resolved.add(config)
+            SettingsManager.getServerViaRemarks(subItem.prevProfile)?.let { resolved.add(it) }
+            return resolved
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "Failed to resolve proxy chain from group for '${config.remarks}'", e)
+            return listOf(config)
+        }
+    }
+}
@@ -0,0 +1,997 @@
+package com.v2ray.ang.core
+
+import android.content.Context
+import android.text.TextUtils
+import com.google.gson.JsonArray
+import com.v2ray.ang.AppConfig
+import com.v2ray.ang.dto.ConfigResult
+import com.v2ray.ang.dto.CoreConfigContext
+import com.v2ray.ang.dto.V2rayConfig
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.dto.entities.RulesetItem
+import com.v2ray.ang.enums.BalancerStrategyType
+import com.v2ray.ang.enums.CoreResolvedType
+import com.v2ray.ang.enums.EConfigType
+import com.v2ray.ang.extension.isNotNullEmpty
+import com.v2ray.ang.handler.MmkvManager
+import com.v2ray.ang.handler.SettingsManager
+import com.v2ray.ang.util.HttpUtil
+import com.v2ray.ang.util.JsonUtil
+import com.v2ray.ang.util.LogUtil
+import com.v2ray.ang.util.PackageUidResolver
+import com.v2ray.ang.util.Utils
+
+object CoreConfigManager {
+    private var initConfigCache: String? = null
+    private var initConfigCacheWithTun: String? = null
+
+    //region get config function
+
+    /**
+     * Build the runtime configuration for normal startup.
+     */
+    fun getV2rayConfig(context: Context, guid: String): ConfigResult {
+        try {
+            val configContext = CoreConfigContextBuilder.build(context, guid)
+                ?: return ConfigResult(status = false, guid = guid, errorMessage = "Failed to build config context")
+            if (configContext.isCustom) {
+                return buildV2rayCustomConfig(configContext)
+            }
+            return toConfigResult(configContext, buildUnifiedConfig(configContext))
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "Failed to get V2ray config", e)
+            return ConfigResult(
+                status = false,
+                guid = guid,
+                errorMessage = "Failed to get V2ray config: ${e.message ?: e.javaClass.simpleName}"
+            )
+        }
+    }
+
+    /**
+     * Build a lightweight configuration for latency testing.
+     *
+     * The core flow is reused, then non-essential sections are removed.
+     */
+    fun getV2rayConfig4Speedtest(context: Context, guid: String): ConfigResult {
+        try {
+            val configContext = CoreConfigContextBuilder.build(context, guid)
+                ?: return ConfigResult(status = false, guid = guid, errorMessage = "Failed to build config context")
+            if (configContext.isCustom) {
+                return buildV2rayCustomConfig(configContext)
+            }
+            val v2rayConfig = buildUnifiedConfig(configContext)
+            postProcessForSpeedtest(v2rayConfig)
+
+            return toConfigResult(configContext, v2rayConfig)
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "Failed to get V2ray config for speedtest", e)
+            return ConfigResult(
+                status = false,
+                guid = guid,
+                errorMessage = "Failed to get V2ray config for speedtest: ${e.message ?: e.javaClass.simpleName}"
+            )
+        }
+    }
+
+    /**
+     * Build configuration for custom profiles.
+     */
+    private fun buildV2rayCustomConfig(configContext: CoreConfigContext): ConfigResult {
+        val context = configContext.context
+        val raw = MmkvManager.decodeServerRaw(configContext.guid)
+            ?: return ConfigResult(status = false, guid = configContext.guid, errorMessage = "Custom config is empty")
+        val result = ConfigResult(true, configContext.guid, raw)
+        if (!needTun()) {
+            return result
+        }
+
+        val json = JsonUtil.parseString(raw)?.takeIf { it.isJsonObject }?.asJsonObject ?: return result
+
+        // Check whether package names need to be replaced with UIDs
+        if (SettingsManager.canUseProcessRouting()) {
+            val rulesJson = json.get("routing")?.takeIf { it.isJsonObject }?.asJsonObject
+                ?.get("rules")?.takeIf { it.isJsonArray }?.asJsonArray
+                ?: JsonArray()
+
+            for (elem in rulesJson) {
+                val rule = elem.takeIf { it.isJsonObject }?.asJsonObject ?: continue
+                val process = rule.get("process")?.takeIf { it.isJsonArray }?.asJsonArray ?: continue
+                val packages = process.mapNotNull {
+                    it.takeIf { it.isJsonPrimitive && it.asJsonPrimitive.isString }?.asString
+                }.takeIf { it.isNotEmpty() } ?: continue
+                val uids = PackageUidResolver.packageNamesToUids(context, packages).takeIf { it.isNotEmpty() } ?: continue
+
+                rule.add("process", JsonArray().apply { uids.forEach { add(it) } })
+            }
+        }
+
+        // check if tun inbound exists
+        val inboundsJson = json.get("inbounds")?.takeIf { it.isJsonArray }?.asJsonArray
+            ?: JsonArray().also { json.add("inbounds", it) }
+        val tunNotExists = inboundsJson.none { elem ->
+            elem.isJsonObject && elem.asJsonObject.get("protocol")
+                ?.takeIf { it.isJsonPrimitive && it.asJsonPrimitive.isString }
+                ?.asString == "tun"
+        }
+
+        if (tunNotExists) {
+            // add tun inbound from template
+            val templateConfig = initV2rayConfig(configContext)
+            templateConfig.inbounds.firstOrNull { it.tag == "tun" }?.let { inboundTun ->
+                inboundTun.settings?.mtu = SettingsManager.getVpnMtu()
+                inboundsJson.add(JsonUtil.parseString(JsonUtil.toJson(inboundTun)))
+            }
+        }
+
+        return JsonUtil.toJsonPretty(json)?.let { ConfigResult(true, configContext.guid, it) } ?: result
+    }
+
+    /**
+     * Build one unified configuration for every non-custom profile type.
+     *
+     * The analyzed outbound plan is consumed in order and converted to concrete
+     * outbounds before routing, DNS, and runtime extras are assembled.
+     */
+    private fun buildUnifiedConfig(configContext: CoreConfigContext): V2rayConfig {
+        require(configContext.resolvedOutbounds.isNotEmpty()) { "resolvedOutbounds must not be empty for a non-CUSTOM context" }
+        val primaryResolvedOutbound = configContext.resolvedOutbounds.first()
+
+        val v2rayConfig = initV2rayConfig(configContext)
+        v2rayConfig.log.loglevel = MmkvManager.decodeSettingsString(AppConfig.PREF_LOGLEVEL) ?: "warning"
+        v2rayConfig.remarks = primaryResolvedOutbound.profile.remarks
+
+        configureInbounds(v2rayConfig)
+
+        if (v2rayConfig.outbounds.isNotEmpty()) {
+            v2rayConfig.outbounds.removeAt(0)
+        }
+        val existingTags = v2rayConfig.outbounds.mapTo(mutableSetOf()) { it.tag }
+        val policyGroupBalancerTags = mutableMapOf<String, String>()
+        val balancerStrategies = mutableListOf<BalancerStrategy>()
+
+        // resolvedOutbounds is a single ordered plan: index 0 is primary and must be prepended,
+        // the rest are routing outbounds and can be appended.
+        configContext.resolvedOutbounds.forEachIndexed { index, spec ->
+            buildOutbounds(
+                resolvedOutbound = spec,
+                prepend = index == 0,
+                existingTags = existingTags,
+                v2rayConfig = v2rayConfig,
+                policyGroupBalancerTags = policyGroupBalancerTags,
+                balancerStrategies = balancerStrategies,
+            )
+        }
+
+        // User routing rules (policyGroupBalancerTags rewrites TAG_PROXY→balancer when main is POLICYGROUP).
+        configureRouting(configContext, v2rayConfig, policyGroupBalancerTags)
+        configureFakeDns(v2rayConfig)
+        configureDns(v2rayConfig, policyGroupBalancerTags)
+        configureLocalDns(v2rayConfig)
+
+        // (added by getDns / getCustomLocalDns) to use the balancer, then add
+        // the catch-all balancer rule.
+        if (primaryResolvedOutbound.resolvedType == CoreResolvedType.POLICYGROUP) {
+            if (v2rayConfig.routing.domainStrategy == "IPIfNonMatch") {
+                v2rayConfig.routing.rules.add(
+                    V2rayConfig.RoutingBean.RulesBean(
+                        ip = arrayListOf("0.0.0.0/0", "::/0"),
+                        balancerTag = AppConfig.TAG_BALANCER,
+                    )
+                )
+            } else {
+                v2rayConfig.routing.rules.add(
+                    V2rayConfig.RoutingBean.RulesBean(
+                        network = "tcp,udp",
+                        balancerTag = AppConfig.TAG_BALANCER,
+                    )
+                )
+            }
+        }
+
+        applyObservability(v2rayConfig, balancerStrategies)
+        applySpeedDisabled(v2rayConfig)
+        resolveOutboundDomainsToHosts(v2rayConfig)
+
+        return v2rayConfig
+    }
+
+    /**
+     * Convert one analyzed outbound entry into concrete outbounds and register
+     * them to the runtime configuration.
+     */
+    private fun buildOutbounds(
+        resolvedOutbound: CoreConfigContext.ResolvedOutbound,
+        prepend: Boolean,
+        existingTags: MutableSet<String>,
+        v2rayConfig: V2rayConfig,
+        policyGroupBalancerTags: MutableMap<String, String>,
+        balancerStrategies: MutableList<BalancerStrategy>,
+    ) {
+        if (resolvedOutbound.tag in existingTags) {
+            LogUtil.w(AppConfig.TAG, "Resolved outbound tag '${resolvedOutbound.tag}' already exists, skipping duplicated entry")
+            return
+        }
+
+        when (resolvedOutbound.resolvedType) {
+            CoreResolvedType.NORMAL -> handleNormalResolvedOutbound(
+                resolvedOutbound = resolvedOutbound,
+                prepend = prepend,
+                existingTags = existingTags,
+                v2rayConfig = v2rayConfig,
+            )
+
+            CoreResolvedType.PROXYCHAIN -> handleProxyChainResolvedOutbound(
+                resolvedOutbound = resolvedOutbound,
+                prepend = prepend,
+                existingTags = existingTags,
+                v2rayConfig = v2rayConfig,
+            )
+
+            CoreResolvedType.POLICYGROUP -> handlePolicyGroupResolvedOutbound(
+                resolvedOutbound = resolvedOutbound,
+                prepend = prepend,
+                existingTags = existingTags,
+                v2rayConfig = v2rayConfig,
+                policyGroupBalancerTags = policyGroupBalancerTags,
+                balancerStrategies = balancerStrategies,
+            )
+        }
+    }
+
+    /**
+     * Build and insert a single-node outbound entry.
+     */
+    private fun handleNormalResolvedOutbound(
+        resolvedOutbound: CoreConfigContext.ResolvedOutbound,
+        prepend: Boolean,
+        existingTags: MutableSet<String>,
+        v2rayConfig: V2rayConfig,
+    ) {
+        val profile = resolvedOutbound.resolvedProfiles.firstOrNull() ?: run {
+            LogUtil.w(AppConfig.TAG, "NORMAL resolved outbound '${resolvedOutbound.tag}' has empty resolvedProfiles, skipping")
+            return
+        }
+        val outbound = convertProfile2Outbound(profile) ?: run {
+            LogUtil.w(AppConfig.TAG, "Could not convert NORMAL resolved outbound '${resolvedOutbound.tag}' profile to outbound, skipping")
+            return
+        }
+        outbound.tag = resolvedOutbound.tag
+        if (prepend) {
+            v2rayConfig.outbounds.add(0, outbound)
+        } else {
+            v2rayConfig.outbounds.add(outbound)
+        }
+        existingTags.add(resolvedOutbound.tag)
+    }
+
+    /**
+     * Build and insert a multi-hop chain entry.
+     */
+    private fun handleProxyChainResolvedOutbound(
+        resolvedOutbound: CoreConfigContext.ResolvedOutbound,
+        prepend: Boolean,
+        existingTags: MutableSet<String>,
+        v2rayConfig: V2rayConfig,
+    ) {
+        val chainOutbounds = resolvedOutbound.resolvedProfiles
+            .mapNotNull { convertProfile2Outbound(it) }
+            .toMutableList()
+        if (chainOutbounds.isEmpty()) {
+            LogUtil.w(AppConfig.TAG, "PROXYCHAIN resolved outbound '${resolvedOutbound.tag}' has no valid profiles, skipping")
+            return
+        }
+        if (chainOutbounds.size == 1) {
+            val outbound = chainOutbounds.first()
+            outbound.tag = resolvedOutbound.tag
+            if (prepend) {
+                v2rayConfig.outbounds.add(0, outbound)
+            } else {
+                v2rayConfig.outbounds.add(outbound)
+            }
+            existingTags.add(resolvedOutbound.tag)
+            return
+        }
+
+        val chainTags = chainOutbounds.mapIndexed { index, _ ->
+            if (index == 0) {
+                resolvedOutbound.tag
+            } else {
+                "${AppConfig.TAG_PROXY}-${resolvedOutbound.tag}-$index"
+            }
+        }
+        if (chainTags.any { it in existingTags }) {
+            LogUtil.w(
+                AppConfig.TAG,
+                "PROXYCHAIN resolved outbound '${resolvedOutbound.tag}' has colliding hop tags, skipping"
+            )
+            return
+        }
+
+        chainOutbounds.forEachIndexed { index, outbound ->
+            outbound.tag = chainTags[index]
+        }
+        for (i in 0 until chainOutbounds.size - 1) {
+            chainOutbounds[i].ensureSockopt().dialerProxy = chainOutbounds[i + 1].tag
+        }
+
+        if (prepend) {
+            v2rayConfig.outbounds.addAll(0, chainOutbounds)
+        } else {
+            v2rayConfig.outbounds.addAll(chainOutbounds)
+        }
+        chainOutbounds.forEach { existingTags.add(it.tag) }
+    }
+
+    /**
+     * Build and insert a policy-group entry and its balancer metadata.
+     */
+    private fun handlePolicyGroupResolvedOutbound(
+        resolvedOutbound: CoreConfigContext.ResolvedOutbound,
+        prepend: Boolean,
+        existingTags: MutableSet<String>,
+        v2rayConfig: V2rayConfig,
+        policyGroupBalancerTags: MutableMap<String, String>,
+        balancerStrategies: MutableList<BalancerStrategy>,
+    ) {
+        val memberPairs = resolvedOutbound.resolvedProfiles.mapNotNull { profile ->
+            convertProfile2Outbound(profile)?.let { ob -> ob to profile }
+        }
+        if (memberPairs.isEmpty()) {
+            LogUtil.w(AppConfig.TAG, "POLICYGROUP resolved outbound '${resolvedOutbound.tag}' has no valid member outbounds, skipping")
+            return
+        }
+
+        val memberTagPrefix = "${AppConfig.TAG_PROXY}-${resolvedOutbound.tag}-"
+        val membersToAdd = mutableListOf<V2rayConfig.OutboundBean>()
+        memberPairs.forEachIndexed { index, (outbound, profile) ->
+            val memberTag = "$memberTagPrefix${index + 1}-${profile.remarks.trim()}"
+            if (memberTag in existingTags) {
+                return@forEachIndexed
+            }
+            outbound.tag = memberTag
+            membersToAdd.add(outbound)
+            existingTags.add(memberTag)
+        }
+
+        if (membersToAdd.isEmpty()) {
+            LogUtil.w(
+                AppConfig.TAG,
+                "POLICYGROUP resolved outbound '${resolvedOutbound.tag}' produced no unique member tags, skipping"
+            )
+            return
+        }
+
+        if (prepend) {
+            v2rayConfig.outbounds.addAll(0, membersToAdd)
+        } else {
+            v2rayConfig.outbounds.addAll(membersToAdd)
+        }
+
+        val balancerTag = if (resolvedOutbound.tag == AppConfig.TAG_PROXY) {
+            AppConfig.TAG_BALANCER
+        } else {
+            "${AppConfig.TAG_BALANCER_PRE}-${resolvedOutbound.tag}"
+        }
+        val strategy = buildBalancerStrategy(
+            policyGroupType = resolvedOutbound.profile.policyGroupType,
+            selector = listOf(memberTagPrefix),
+            balancerTag = balancerTag,
+        )
+        val existingBalancers = v2rayConfig.routing.balancers?.toMutableList() ?: mutableListOf()
+        if (existingBalancers.none { it.tag == balancerTag }) {
+            existingBalancers.add(strategy.balancer)
+            v2rayConfig.routing.balancers = existingBalancers
+        }
+        balancerStrategies.add(strategy)
+        policyGroupBalancerTags[resolvedOutbound.tag] = balancerTag
+    }
+
+    /**
+     * Trim runtime sections that are not needed for latency testing.
+     */
+    private fun postProcessForSpeedtest(v2rayConfig: V2rayConfig) {
+        v2rayConfig.log.loglevel = MmkvManager.decodeSettingsString(AppConfig.PREF_LOGLEVEL) ?: "warning"
+        v2rayConfig.inbounds.clear()
+        v2rayConfig.routing.rules.clear()
+        v2rayConfig.dns = null
+        v2rayConfig.fakedns = null
+        v2rayConfig.stats = null
+        v2rayConfig.policy = null
+        v2rayConfig.outbounds.forEach { key -> key.mux = null }
+    }
+
+    /**
+     * Serialize a runtime configuration into a standard result object.
+     */
+    private fun toConfigResult(configContext: CoreConfigContext, v2rayConfig: V2rayConfig): ConfigResult {
+        return ConfigResult(
+            status = true,
+            guid = configContext.guid,
+            content = JsonUtil.toJsonPretty(v2rayConfig) ?: ""
+        )
+    }
+
+    /**
+     * Load the base template from cache or assets and parse it.
+     */
+    private fun initV2rayConfig(configContext: CoreConfigContext): V2rayConfig {
+        val context = configContext.context
+        val assets: String
+        if (needTun()) {
+            assets = initConfigCacheWithTun ?: Utils.readTextFromAssets(context, "v2ray_config_with_tun.json")
+            if (TextUtils.isEmpty(assets)) {
+                error("Missing asset: v2ray_config_with_tun.json")
+            }
+            initConfigCacheWithTun = assets
+        } else {
+            assets = initConfigCache ?: Utils.readTextFromAssets(context, "v2ray_config.json")
+            if (TextUtils.isEmpty(assets)) {
+                error("Missing asset: v2ray_config.json")
+            }
+            initConfigCache = assets
+        }
+        return JsonUtil.fromJson(assets, V2rayConfig::class.java)
+            ?: error("Failed to parse config template")
+    }
+
+
+    //endregion
+
+
+    //region some sub function
+
+    private fun needTun(): Boolean {
+        return SettingsManager.isVpnMode() && !SettingsManager.isUsingHevTun()
+    }
+
+    /**
+     * Configure inbound listeners and related runtime options.
+     */
+    private fun configureInbounds(v2rayConfig: V2rayConfig) {
+        val vpn = SettingsManager.isVpnMode()
+        val useHev = SettingsManager.isUsingHevTun()
+        val forcedByHev = vpn && useHev
+
+        val enableLocalProxy = forcedByHev || MmkvManager.decodeSettingsBool(AppConfig.PREF_ENABLE_LOCAL_PROXY, true)
+
+        val socksPort = SettingsManager.getSocksPort()
+        val socksUsername = SettingsManager.getSocksUsername()
+        val socksPassword = SettingsManager.getSocksPassword()
+        val inbound1 = v2rayConfig.inbounds[0]
+        if (inbound1.settings == null) {
+            inbound1.settings = V2rayConfig.InboundBean.InSettingsBean()
+        }
+
+        if (MmkvManager.decodeSettingsBool(AppConfig.PREF_PROXY_SHARING) != true) {
+            inbound1.listen = AppConfig.LOOPBACK
+        }
+        inbound1.port = socksPort
+        inbound1.settings?.udp = MmkvManager.decodeSettingsBool(AppConfig.PREF_SOCKS_ENABLE_UDP, true)
+        if (socksUsername != null && socksPassword != null) {
+            inbound1.settings?.auth = "password"
+            inbound1.settings?.accounts = listOf(
+                V2rayConfig.InboundBean.InSettingsBean.SocksAccountBean(
+                    user = socksUsername,
+                    pass = socksPassword
+                )
+            )
+        } else {
+            inbound1.settings?.auth = "noauth"
+            inbound1.settings?.accounts = null
+        }
+        val fakedns = MmkvManager.decodeSettingsBool(AppConfig.PREF_FAKE_DNS_ENABLED) == true
+        val sniffAllTlsAndHttp =
+            MmkvManager.decodeSettingsBool(AppConfig.PREF_SNIFFING_ENABLED, true) != false
+        inbound1.sniffing?.enabled = fakedns || sniffAllTlsAndHttp
+        inbound1.sniffing?.routeOnly =
+            MmkvManager.decodeSettingsBool(AppConfig.PREF_ROUTE_ONLY_ENABLED, false)
+        if (!sniffAllTlsAndHttp) {
+            inbound1.sniffing?.destOverride?.clear()
+        }
+        if (fakedns) {
+            inbound1.sniffing?.destOverride?.add("fakedns")
+        }
+
+        if (!Utils.isXray()) {
+            val inbound2 = JsonUtil.fromJson(JsonUtil.toJson(inbound1), V2rayConfig.InboundBean::class.java)
+                ?: error("Failed to clone inbound template")
+            inbound2.tag = EConfigType.HTTP.name.lowercase()
+            inbound2.port = SettingsManager.getHttpPort()
+            inbound2.protocol = EConfigType.HTTP.name.lowercase()
+            inbound2.settings?.auth = null
+            inbound2.settings?.udp = null
+            v2rayConfig.inbounds.add(inbound2)
+        }
+
+        if (!enableLocalProxy) {
+            v2rayConfig.inbounds.removeIf { it.protocol == "socks" || it.protocol == "http" }
+        }
+
+        if (needTun()) {
+            val inboundTun = v2rayConfig.inbounds.firstOrNull { e -> e.tag == "tun" }
+            inboundTun?.settings?.mtu = SettingsManager.getVpnMtu()
+            inboundTun?.sniffing = inbound1.sniffing
+        }
+    }
+
+    /**
+     * Enable fake DNS when local DNS and fake DNS are both enabled.
+     */
+    private fun configureFakeDns(v2rayConfig: V2rayConfig) {
+        if (MmkvManager.decodeSettingsBool(AppConfig.PREF_LOCAL_DNS_ENABLED) == true
+            && MmkvManager.decodeSettingsBool(AppConfig.PREF_FAKE_DNS_ENABLED) == true
+        ) {
+            v2rayConfig.fakedns = listOf(V2rayConfig.FakednsBean())
+        }
+    }
+
+    /**
+     * Collect domain rules that target one outbound tag.
+     */
+    private fun collectUserRuleDomainsByTag(tag: String): ArrayList<String> {
+        val domain = ArrayList<String>()
+
+        val rulesetItems = MmkvManager.decodeRoutingRulesets()
+        rulesetItems?.forEach { key ->
+            if (key.enabled && key.outboundTag == tag && !key.domain.isNullOrEmpty()) {
+                key.domain?.forEach {
+                    domain.add(it)
+                }
+            }
+        }
+
+        return domain
+    }
+
+    /**
+     * Collect domain rules that target non-builtin outbound tags.
+     */
+    private fun collectCustomOutboundDomains(): ArrayList<String> {
+        val domain = ArrayList<String>()
+
+        val rulesetItems = MmkvManager.decodeRoutingRulesets()
+        rulesetItems?.forEach { key ->
+            if (key.enabled && !AppConfig.BUILTIN_OUTBOUND_TAGS.contains(key.outboundTag)
+                && !key.domain.isNullOrEmpty()
+            ) {
+                key.domain?.forEach {
+                    domain.add(it)
+                }
+            }
+        }
+
+        return domain
+    }
+
+    /**
+     * Configure local DNS inbounds, outbounds, and routing rules.
+     */
+    private fun configureLocalDns(v2rayConfig: V2rayConfig) {
+        if (MmkvManager.decodeSettingsBool(AppConfig.PREF_LOCAL_DNS_ENABLED) != true) {
+            return
+        }
+
+        if (MmkvManager.decodeSettingsBool(AppConfig.PREF_FAKE_DNS_ENABLED) == true) {
+            val geositeCn = arrayListOf(AppConfig.GEOSITE_CN)
+            val proxyDomain = collectUserRuleDomainsByTag(AppConfig.TAG_PROXY)
+            val directDomain = collectUserRuleDomainsByTag(AppConfig.TAG_DIRECT)
+            val finalDomain = geositeCn.plus(proxyDomain).plus(directDomain).distinct()
+            // fakedns with all domains to make it always top priority
+            v2rayConfig.dns?.servers?.add(
+                0,
+                V2rayConfig.DnsBean.ServersBean(
+                    address = "fakedns",
+                    domains = finalDomain
+                )
+            )
+        }
+
+        if (SettingsManager.isVpnMode()) {
+            if (SettingsManager.isUsingHevTun()) {
+                //hev-socks5-tunnel dns routing
+                v2rayConfig.routing.rules.add(
+                    0, V2rayConfig.RoutingBean.RulesBean(
+                        inboundTag = arrayListOf("socks"),
+                        outboundTag = "dns-out",
+                        port = "53",
+                    )
+                )
+            } else {
+                v2rayConfig.routing.rules.add(
+                    0, V2rayConfig.RoutingBean.RulesBean(
+                        inboundTag = arrayListOf("tun"),
+                        outboundTag = "dns-out",
+                        port = "53",
+                    )
+                )
+            }
+        }
+
+        // DNS outbound
+        if (v2rayConfig.outbounds.none { e -> e.protocol == "dns" && e.tag == "dns-out" }) {
+            v2rayConfig.outbounds.add(
+                V2rayConfig.OutboundBean(
+                    protocol = "dns",
+                    tag = "dns-out",
+                    settings = null,
+                    streamSettings = null,
+                    mux = null
+                )
+            )
+        }
+    }
+
+    /**
+     * Remove speed-test runtime sections when the feature is disabled.
+     */
+    private fun applySpeedDisabled(v2rayConfig: V2rayConfig) {
+        if (MmkvManager.decodeSettingsBool(AppConfig.PREF_SPEED_ENABLED) != true) {
+            v2rayConfig.stats = null
+            v2rayConfig.policy = null
+        }
+    }
+
+    /**
+     * Configure DNS servers, hosts, and DNS routing rules.
+     */
+    private fun configureDns(
+        v2rayConfig: V2rayConfig,
+        policyGroupBalancerTags: Map<String, String>,
+    ) {
+        val hosts = mutableMapOf<String, Any>()
+        val servers = ArrayList<Any>()
+
+        //remote Dns
+        val remoteDns = SettingsManager.getRemoteDnsServers()
+        val proxyDomain = (collectUserRuleDomainsByTag(AppConfig.TAG_PROXY) + collectCustomOutboundDomains()).distinct()
+        remoteDns.forEach {
+            servers.add(it)
+        }
+        if (proxyDomain.isNotEmpty()) {
+            servers.add(
+                V2rayConfig.DnsBean.ServersBean(
+                    address = remoteDns.first(),
+                    domains = proxyDomain,
+                )
+            )
+        }
+
+        // domestic DNS
+        val domesticDns = SettingsManager.getDomesticDnsServers()
+        val directDomain = collectUserRuleDomainsByTag(AppConfig.TAG_DIRECT)
+        val isCnRoutingMode = directDomain.contains(AppConfig.GEOSITE_CN)
+        val cnRegionFilter = { domain: String ->
+            domain.startsWith("geosite:") && (domain.endsWith("-cn") || domain.endsWith("@cn"))
+                    || domain == AppConfig.GEOSITE_CN
+        }
+        val finalDirectDomain = if (isCnRoutingMode) directDomain.filterNot {
+            cnRegionFilter(it)
+        } else directDomain
+        val domesticDnsTags = mutableListOf<String>()
+        domesticDns.forEachIndexed { index, element ->
+            val tag = AppConfig.TAG_DOMESTIC_DNS + index
+            servers.add(
+                V2rayConfig.DnsBean.ServersBean(
+                    address = element,
+                    domains = finalDirectDomain,
+                    skipFallback = true,
+                    tag = tag
+                )
+            )
+            domesticDnsTags.add(tag)
+        }
+        if (isCnRoutingMode) {
+            val geoipCn = arrayListOf(AppConfig.GEOIP_CN)
+            val cnRegionDomain = directDomain.filter { cnRegionFilter(it) }
+            domesticDns.forEachIndexed { index, element ->
+                val geositeCnDnsTag = AppConfig.TAG_DOMESTIC_DNS + index + "_cn_expect"
+                servers.add(
+                    V2rayConfig.DnsBean.ServersBean(
+                        address = element,
+                        domains = cnRegionDomain,
+                        expectIPs = geoipCn,
+                        skipFallback = true,
+                        tag = geositeCnDnsTag
+                    )
+                )
+                domesticDnsTags.add(geositeCnDnsTag)
+            }
+        }
+
+        //block dns
+        val blkDomain = collectUserRuleDomainsByTag(AppConfig.TAG_BLOCKED)
+        if (blkDomain.isNotEmpty()) {
+            hosts.putAll(blkDomain.map { it to AppConfig.LOOPBACK })
+        }
+
+        // hardcode googleapi rule to fix play store problems
+        hosts[AppConfig.GOOGLEAPIS_CN_DOMAIN] = AppConfig.GOOGLEAPIS_COM_DOMAIN
+
+        // hardcode popular Android Private DNS rule to fix localhost DNS problem
+        hosts[AppConfig.DNS_ALIDNS_DOMAIN] = AppConfig.DNS_ALIDNS_ADDRESSES
+        hosts[AppConfig.DNS_CLOUDFLARE_ONE_DOMAIN] = AppConfig.DNS_CLOUDFLARE_ONE_ADDRESSES
+        hosts[AppConfig.DNS_CLOUDFLARE_DNS_COM_DOMAIN] = AppConfig.DNS_CLOUDFLARE_DNS_COM_ADDRESSES
+        hosts[AppConfig.DNS_CLOUDFLARE_DNS_DOMAIN] = AppConfig.DNS_CLOUDFLARE_DNS_ADDRESSES
+        hosts[AppConfig.DNS_DNSPOD_DOMAIN] = AppConfig.DNS_DNSPOD_ADDRESSES
+        hosts[AppConfig.DNS_GOOGLE_DOMAIN] = AppConfig.DNS_GOOGLE_ADDRESSES
+        hosts[AppConfig.DNS_QUAD9_DOMAIN] = AppConfig.DNS_QUAD9_ADDRESSES
+        hosts[AppConfig.DNS_YANDEX_DOMAIN] = AppConfig.DNS_YANDEX_ADDRESSES
+
+        //User DNS hosts
+        val userHosts = MmkvManager.decodeSettingsString(AppConfig.PREF_DNS_HOSTS)
+        if (userHosts.isNotNullEmpty()) {
+            val userHostsMap = userHosts?.split(",")
+                ?.filter { it.isNotEmpty() }
+                ?.filter { it.contains(":") }
+                ?.associate { it.split(":").let { (k, v) -> k to v } }
+            if (userHostsMap != null) {
+                hosts.putAll(userHostsMap)
+            }
+        }
+
+        // DNS dns
+        v2rayConfig.dns = V2rayConfig.DnsBean(
+            servers = servers,
+            hosts = hosts,
+            tag = AppConfig.TAG_DNS,
+            enableParallelQuery = if ((domesticDns.size + remoteDns.size) > 2) true else null
+        )
+
+        // DNS routing
+        v2rayConfig.routing.rules.add(
+            V2rayConfig.RoutingBean.RulesBean(
+                outboundTag = AppConfig.TAG_DIRECT,
+                inboundTag = domesticDnsTags,
+                domain = null
+            )
+        )
+        val dnsProxyBalancerTag = policyGroupBalancerTags[AppConfig.TAG_PROXY]
+        if (dnsProxyBalancerTag != null) {
+            v2rayConfig.routing.rules.add(
+                V2rayConfig.RoutingBean.RulesBean(
+                    balancerTag = dnsProxyBalancerTag,
+                    inboundTag = arrayListOf(AppConfig.TAG_DNS),
+                    domain = null
+                )
+            )
+        } else {
+            v2rayConfig.routing.rules.add(
+                V2rayConfig.RoutingBean.RulesBean(
+                    outboundTag = AppConfig.TAG_PROXY,
+                    inboundTag = arrayListOf(AppConfig.TAG_DNS),
+                    domain = null
+                )
+            )
+        }
+    }
+
+
+    //endregion
+
+
+    //region outbound related functions
+
+
+    /**
+     * Resolve outbound domains to IPs and write resolved hosts to DNS map.
+     */
+    private fun resolveOutboundDomainsToHosts(v2rayConfig: V2rayConfig) {
+        if (MmkvManager.decodeSettingsString(AppConfig.PREF_OUTBOUND_DOMAIN_RESOLVE_METHOD, "1") != "1") {
+            return
+        }
+
+        val proxyOutboundList = v2rayConfig.getAllProxyOutbound()
+        val dns = v2rayConfig.dns ?: return
+        val newHosts = dns.hosts?.toMutableMap() ?: mutableMapOf()
+        val preferIpv6 = MmkvManager.decodeSettingsBool(AppConfig.PREF_PREFER_IPV6) == true
+
+        for (item in proxyOutboundList) {
+            val domain = item.getServerAddress()
+            if (domain.isNullOrEmpty()) {
+                continue
+            }
+
+            if (newHosts.containsKey(domain)) {
+                item.ensureSockopt().domainStrategy = "UseIP"
+                item.ensureSockopt().happyEyeballs = V2rayConfig.OutboundBean.StreamSettingsBean.HappyEyeballsBean(
+                    prioritizeIPv6 = preferIpv6,
+                    interleave = 2
+                )
+                continue
+            }
+
+            val resolvedIps = HttpUtil.resolveHostToIP(domain, preferIpv6)
+            if (resolvedIps.isNullOrEmpty()) {
+                continue
+            }
+
+            item.ensureSockopt().domainStrategy = "UseIP"
+            item.ensureSockopt().happyEyeballs = V2rayConfig.OutboundBean.StreamSettingsBean.HappyEyeballsBean(
+                prioritizeIPv6 = preferIpv6,
+                interleave = 2
+            )
+            newHosts[domain] = if (resolvedIps.size == 1) {
+                resolvedIps[0]
+            } else {
+                resolvedIps
+            }
+        }
+
+        dns.hosts = newHosts
+    }
+
+    /**
+     * Convert one profile object into one outbound object.
+     */
+    private fun convertProfile2Outbound(profileItem: ProfileItem): V2rayConfig.OutboundBean? {
+        return CoreOutboundBuilder.convert(profileItem)
+    }
+
+    //endregion
+
+
+    //region routing related functions
+
+
+    /**
+     * Merge probe settings from all balancer strategies into the runtime config.
+     */
+    private fun applyObservability(v2rayConfig: V2rayConfig, strategies: List<BalancerStrategy>) {
+        val allObsSelectors = strategies
+            .mapNotNull { it.observatory?.subjectSelector }
+            .flatten()
+            .distinct()
+        val obsTemplate = strategies.firstNotNullOfOrNull { it.observatory }
+        if (obsTemplate != null && allObsSelectors.isNotEmpty()) {
+            v2rayConfig.observatory = V2rayConfig.ObservatoryObject(
+                subjectSelector = allObsSelectors,
+                probeUrl = obsTemplate.probeUrl,
+                probeInterval = obsTemplate.probeInterval,
+                enableConcurrency = obsTemplate.enableConcurrency
+            )
+        }
+
+        val allBurstSelectors = strategies
+            .mapNotNull { it.burstObservatory?.subjectSelector }
+            .flatten()
+            .distinct()
+        val burstTemplate = strategies.firstNotNullOfOrNull { it.burstObservatory }
+        if (burstTemplate != null && allBurstSelectors.isNotEmpty()) {
+            v2rayConfig.burstObservatory = V2rayConfig.BurstObservatoryObject(
+                subjectSelector = allBurstSelectors,
+                pingConfig = burstTemplate.pingConfig
+            )
+        }
+    }
+
+    /**
+     * Configure routing domain strategy and append enabled user rules.
+     */
+    private fun configureRouting(
+        configContext: CoreConfigContext,
+        v2rayConfig: V2rayConfig,
+        policyGroupBalancerTags: Map<String, String>
+    ) {
+
+        v2rayConfig.routing.domainStrategy =
+            MmkvManager.decodeSettingsString(AppConfig.PREF_ROUTING_DOMAIN_STRATEGY)
+                ?: "AsIs"
+
+        val rulesetItems = MmkvManager.decodeRoutingRulesets()
+        rulesetItems?.forEach { key ->
+            appendRoutingUserRule(configContext, key, v2rayConfig, policyGroupBalancerTags)
+        }
+    }
+
+    /**
+     * Convert one rule item and append it to routing rules.
+     */
+    private fun appendRoutingUserRule(
+        configContext: CoreConfigContext,
+        item: RulesetItem?,
+        v2rayConfig: V2rayConfig,
+        policyGroupBalancerTags: Map<String, String>
+    ) {
+        val context = configContext.context
+        if (item == null || !item.enabled) {
+            return
+        }
+
+        val rule = JsonUtil.fromJson(JsonUtil.toJson(item), V2rayConfig.RoutingBean.RulesBean::class.java) ?: return
+
+        // Replace specific geoip rules with ext versions
+        rule.ip?.let { ipList ->
+            val updatedIpList = ArrayList<String>()
+            ipList.forEach { ip ->
+                when (ip) {
+                    AppConfig.GEOIP_CN -> updatedIpList.add("ext:${AppConfig.GEOIP_ONLY_CN_PRIVATE_DAT}:cn")
+                    AppConfig.GEOIP_PRIVATE -> updatedIpList.add("ext:${AppConfig.GEOIP_ONLY_CN_PRIVATE_DAT}:private")
+                    else -> updatedIpList.add(ip)
+                }
+            }
+            rule.ip = updatedIpList
+        }
+
+        if (SettingsManager.canUseProcessRouting()) {
+            // Convert process package names to UIDs
+            rule.process?.let { processList ->
+                if (processList.isNotEmpty()) {
+                    val uids = PackageUidResolver.packageNamesToUids(context, processList)
+                    rule.process = uids.ifEmpty { null }
+                }
+            }
+        } else {
+            rule.process = null
+        }
+
+        val outboundTag = rule.outboundTag
+
+        // Route rules targeting a custom policy-group tag should hit its balancer.
+        policyGroupBalancerTags[outboundTag]?.let { balancerTag ->
+            rule.outboundTag = null
+            rule.balancerTag = balancerTag
+        }
+
+        // If the outbound tag is a custom one that failed to inject, fall back to proxy
+        if (!outboundTag.isNullOrBlank()
+            && outboundTag !in policyGroupBalancerTags
+            && outboundTag !in AppConfig.BUILTIN_OUTBOUND_TAGS
+            && v2rayConfig.outbounds.none { it.tag == outboundTag }
+        ) {
+            LogUtil.w(AppConfig.TAG, "Outbound tag '$outboundTag' not found, falling back to '${AppConfig.TAG_PROXY}'")
+            rule.outboundTag = AppConfig.TAG_PROXY
+        }
+
+        v2rayConfig.routing.rules.add(rule)
+    }
+
+
+    /**
+     * Build balancer and probe settings from one policy-group strategy value.
+     */
+    private fun buildBalancerStrategy(
+        policyGroupType: String?,
+        selector: List<String>,
+        balancerTag: String = AppConfig.TAG_BALANCER,
+    ): BalancerStrategy {
+        val probeUrl = MmkvManager.decodeSettingsString(AppConfig.PREF_DELAY_TEST_URL) ?: AppConfig.DELAY_TEST_URL
+        val strategyType = BalancerStrategyType.from(policyGroupType)
+        val balancer = V2rayConfig.RoutingBean.BalancerBean(
+            tag = balancerTag,
+            selector = selector,
+            strategy = V2rayConfig.RoutingBean.StrategyObject(type = strategyType.policyGroupType)
+        )
+        val observatory = if (strategyType.requiresObservatory) {
+            V2rayConfig.ObservatoryObject(
+                subjectSelector = selector,
+                probeUrl = probeUrl,
+                probeInterval = "3m",
+                enableConcurrency = true
+            )
+        } else null
+        val burstObservatory = if (strategyType.requiresBurstObservatory) {
+            V2rayConfig.BurstObservatoryObject(
+                subjectSelector = selector,
+                pingConfig = V2rayConfig.BurstObservatoryObject.PingConfigObject(
+                    destination = probeUrl,
+                    interval = "5m",
+                    sampling = 2,
+                    timeout = "30s"
+                )
+            )
+        } else null
+        return BalancerStrategy(balancer, observatory, burstObservatory)
+    }
+
+    /**
+     * Carry balancer data plus optional probe settings for later merge.
+     */
+    private data class BalancerStrategy(
+        val balancer: V2rayConfig.RoutingBean.BalancerBean,
+        val observatory: V2rayConfig.ObservatoryObject? = null,
+        val burstObservatory: V2rayConfig.BurstObservatoryObject? = null,
+    )
+
+    //endregion
+}
@@ -0,0 +1,100 @@
+package com.v2ray.ang.core
+
+import android.content.Context
+import com.v2ray.ang.AppConfig
+import com.v2ray.ang.util.LogUtil
+import com.v2ray.ang.util.Utils
+import go.Seq
+import libv2ray.CoreCallbackHandler
+import libv2ray.CoreController
+import libv2ray.Libv2ray
+import java.util.concurrent.atomic.AtomicBoolean
+
+/**
+ * V2Ray Native Library Manager
+ *
+ * Thread-safe singleton wrapper for Libv2ray native methods.
+ * Provides initialization protection and unified API for V2Ray core operations.
+ */
+object CoreNativeManager {
+    private val initialized = AtomicBoolean(false)
+
+    /**
+     * Initialize V2Ray core environment.
+     * This method is thread-safe and ensures initialization happens only once.
+     * Subsequent calls will be ignored silently.
+     *
+     */
+    fun initCoreEnv(context: Context?) {
+        if (initialized.compareAndSet(false, true)) {
+            try {
+                Seq.setContext(context?.applicationContext)
+                val assetPath = Utils.userAssetPath(context)
+                val deviceId = Utils.getDeviceIdForXUDPBaseKey()
+                Libv2ray.initCoreEnv(assetPath, deviceId)
+                LogUtil.i(AppConfig.TAG, "V2Ray core environment initialized successfully")
+            } catch (e: Exception) {
+                LogUtil.e(AppConfig.TAG, "Failed to initialize V2Ray core environment", e)
+                initialized.set(false)
+                throw e
+            }
+        } else {
+            LogUtil.d(AppConfig.TAG, "V2Ray core environment already initialized, skipping")
+        }
+    }
+
+    fun reconcileBrowserDialer(dialerAddr: String) {
+        try {
+            Libv2ray.reconcileBrowserDialer(dialerAddr)
+            LogUtil.i(AppConfig.TAG, "Browser dialer reconciled successfully with address: $dialerAddr")
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "Failed to reconcile browser dialer with address: $dialerAddr", e)
+        }
+    }
+
+
+    /**
+     * Get V2Ray core version.
+     *
+     * @return Version string of the V2Ray core
+     */
+    fun getLibVersion(): String {
+        return try {
+            Libv2ray.checkVersionX()
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "Failed to check V2Ray version", e)
+            "Unknown"
+        }
+    }
+
+    /**
+     * Measure outbound connection delay.
+     *
+     * @param config The configuration JSON string
+     * @param testUrl The URL to test against
+     * @return Delay in milliseconds, or -1 if test failed
+     */
+    fun measureOutboundDelay(config: String, testUrl: String): Long {
+        return try {
+            Libv2ray.measureOutboundDelay(config, testUrl)
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "Failed to measure outbound delay", e)
+            -1L
+        }
+    }
+
+    /**
+     * Create a new core controller instance.
+     *
+     * @param handler The callback handler for core events
+     * @return A new CoreController instance
+     */
+    fun newCoreController(handler: CoreCallbackHandler): CoreController {
+        return try {
+            Libv2ray.newCoreController(handler)
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "Failed to create core controller", e)
+            throw e
+        }
+    }
+}
@@ -0,0 +1,688 @@
+package com.v2ray.ang.core
+
+import com.google.gson.JsonArray
+import com.google.gson.JsonObject
+import com.v2ray.ang.AppConfig
+import com.v2ray.ang.dto.V2rayConfig.OutboundBean
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.enums.EConfigType
+import com.v2ray.ang.enums.NetworkType
+import com.v2ray.ang.extension.isNotNullEmpty
+import com.v2ray.ang.extension.nullIfBlank
+import com.v2ray.ang.handler.MmkvManager
+import com.v2ray.ang.util.HttpUtil
+import com.v2ray.ang.util.JsonUtil
+import com.v2ray.ang.util.LogUtil
+import com.v2ray.ang.util.Utils
+
+/**
+ * Centralizes ProfileItem -> OutboundBean conversion.
+ * Most protocol builders mirror the previous *Fmt.toOutbound behavior.
+ */
+object CoreOutboundBuilder {
+
+    /** Dispatches a profile to protocol-specific outbound builder. */
+    fun convert(profileItem: ProfileItem): OutboundBean? {
+        val outbound = when (profileItem.configType) {
+            EConfigType.VMESS -> toOutboundVmess(profileItem)
+            EConfigType.SHADOWSOCKS -> toOutboundShadowsocks(profileItem)
+            EConfigType.SOCKS -> toOutboundSocks(profileItem)
+            EConfigType.VLESS -> toOutboundVless(profileItem)
+            EConfigType.TROJAN -> toOutboundTrojan(profileItem)
+            EConfigType.WIREGUARD -> toOutboundWireguard(profileItem)
+            EConfigType.HYSTERIA2 -> toOutboundHysteria2(profileItem)
+            EConfigType.HTTP -> toOutboundHttp(profileItem)
+            else -> null
+        }
+
+        outbound ?: return null
+        val ret = updateOutboundWithGlobalSettings(outbound)
+        if (!ret) return null
+        return outbound
+    }
+
+    /** Applies global outbound options (mux, protocol-specific tweaks, etc.). */
+    private fun updateOutboundWithGlobalSettings(outbound: OutboundBean): Boolean {
+        try {
+            var muxEnabled = MmkvManager.decodeSettingsBool(AppConfig.PREF_MUX_ENABLED, false)
+            val protocol = outbound.protocol
+            if (protocol.equals(EConfigType.SHADOWSOCKS.name, true)
+                || protocol.equals(EConfigType.SOCKS.name, true)
+                || protocol.equals(EConfigType.HTTP.name, true)
+                || protocol.equals(EConfigType.TROJAN.name, true)
+                || protocol.equals(EConfigType.WIREGUARD.name, true)
+                || protocol.equals(EConfigType.HYSTERIA2.name, true)
+                || protocol.equals(EConfigType.HYSTERIA.name, true)
+            ) {
+                muxEnabled = false
+            } else if (outbound.streamSettings?.network == NetworkType.XHTTP.type) {
+                muxEnabled = false
+            }
+
+            if (muxEnabled) {
+                outbound.mux?.enabled = true
+                outbound.mux?.concurrency = MmkvManager.decodeSettingsString(AppConfig.PREF_MUX_CONCURRENCY, "8").orEmpty().toInt()
+                outbound.mux?.xudpConcurrency = MmkvManager.decodeSettingsString(AppConfig.PREF_MUX_XUDP_CONCURRENCY, "16").orEmpty().toInt()
+                outbound.mux?.xudpProxyUDP443 = MmkvManager.decodeSettingsString(AppConfig.PREF_MUX_XUDP_QUIC, "reject")
+                if (protocol.equals(EConfigType.VLESS.name, true) && outbound.settings?.vnext?.first()?.users?.first()?.flow?.isNotEmpty() == true) {
+                    outbound.mux?.concurrency = -1
+                }
+            } else {
+                outbound.mux?.enabled = false
+                outbound.mux?.concurrency = -1
+            }
+
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "Failed to update outbound with global settings", e)
+            return false
+        }
+        return true
+    }
+
+    /** Creates an initial outbound template for a protocol type. */
+    fun createInitOutbound(configType: EConfigType): OutboundBean? {
+        return when (configType) {
+            EConfigType.VMESS,
+            EConfigType.VLESS ->
+                return OutboundBean(
+                    protocol = configType.name.lowercase(),
+                    settings = OutboundBean.OutSettingsBean(
+                        vnext = listOf(
+                            OutboundBean.OutSettingsBean.VnextBean(
+                                users = listOf(OutboundBean.OutSettingsBean.VnextBean.UsersBean())
+                            )
+                        )
+                    ),
+                    streamSettings = OutboundBean.StreamSettingsBean()
+                )
+
+            EConfigType.SHADOWSOCKS,
+            EConfigType.SOCKS,
+            EConfigType.HTTP,
+            EConfigType.TROJAN ->
+                return OutboundBean(
+                    protocol = configType.name.lowercase(),
+                    settings = OutboundBean.OutSettingsBean(
+                        servers = listOf(OutboundBean.OutSettingsBean.ServersBean())
+                    ),
+                    streamSettings = OutboundBean.StreamSettingsBean()
+                )
+
+            EConfigType.WIREGUARD ->
+                return OutboundBean(
+                    protocol = configType.name.lowercase(),
+                    settings = OutboundBean.OutSettingsBean(
+                        secretKey = "",
+                        peers = listOf(OutboundBean.OutSettingsBean.WireGuardBean())
+                    )
+                )
+
+            EConfigType.HYSTERIA,
+            EConfigType.HYSTERIA2 ->
+                return OutboundBean(
+                    protocol = EConfigType.HYSTERIA.name.lowercase(),
+                    settings = OutboundBean.OutSettingsBean(
+                        servers = null
+                    ),
+                    streamSettings = OutboundBean.StreamSettingsBean()
+                )
+
+            else -> null
+        }
+    }
+
+    // ── Per-protocol builders — implementations are identical to each *Fmt.toOutbound ──
+
+    private fun toOutboundVmess(profileItem: ProfileItem): OutboundBean? {
+        val outboundBean = createInitOutbound(EConfigType.VMESS)
+
+        outboundBean?.settings?.vnext?.first()?.let { vnext ->
+            vnext.address = getServerAddress(profileItem)
+            vnext.port = profileItem.serverPort.orEmpty().toInt()
+            vnext.users[0].id = profileItem.password.orEmpty()
+            vnext.users[0].security = profileItem.method
+        }
+
+        val sni = outboundBean?.streamSettings?.let {
+            populateTransportSettings(it, profileItem)
+        }
+
+        outboundBean?.streamSettings?.let {
+            populateTlsSettings(it, profileItem, sni)
+        }
+
+        return outboundBean
+    }
+
+    private fun toOutboundVless(profileItem: ProfileItem): OutboundBean? {
+        val outboundBean = createInitOutbound(EConfigType.VLESS)
+
+        outboundBean?.settings?.vnext?.first()?.let { vnext ->
+            vnext.address = getServerAddress(profileItem)
+            vnext.port = profileItem.serverPort.orEmpty().toInt()
+            vnext.users[0].id = profileItem.password.orEmpty()
+            vnext.users[0].encryption = profileItem.method
+            vnext.users[0].flow = profileItem.flow
+        }
+
+        val sni = outboundBean?.streamSettings?.let {
+            populateTransportSettings(it, profileItem)
+        }
+
+        outboundBean?.streamSettings?.let {
+            populateTlsSettings(it, profileItem, sni)
+        }
+
+        return outboundBean
+    }
+
+    private fun toOutboundShadowsocks(profileItem: ProfileItem): OutboundBean? {
+        val outboundBean = createInitOutbound(EConfigType.SHADOWSOCKS)
+
+        outboundBean?.settings?.servers?.first()?.let { server ->
+            server.address = getServerAddress(profileItem)
+            server.port = profileItem.serverPort.orEmpty().toInt()
+            server.password = profileItem.password
+            server.method = profileItem.method
+        }
+
+        val sni = outboundBean?.streamSettings?.let {
+            populateTransportSettings(it, profileItem)
+        }
+
+        outboundBean?.streamSettings?.let {
+            populateTlsSettings(it, profileItem, sni)
+        }
+
+        return outboundBean
+    }
+
+    private fun toOutboundTrojan(profileItem: ProfileItem): OutboundBean? {
+        val outboundBean = createInitOutbound(EConfigType.TROJAN)
+
+        outboundBean?.settings?.servers?.first()?.let { server ->
+            server.address = getServerAddress(profileItem)
+            server.port = profileItem.serverPort.orEmpty().toInt()
+            server.password = profileItem.password
+            server.flow = profileItem.flow
+        }
+
+        val sni = outboundBean?.streamSettings?.let {
+            populateTransportSettings(it, profileItem)
+        }
+
+        outboundBean?.streamSettings?.let {
+            populateTlsSettings(it, profileItem, sni)
+        }
+
+        return outboundBean
+    }
+
+    private fun toOutboundSocks(profileItem: ProfileItem): OutboundBean? {
+        val outboundBean = createInitOutbound(EConfigType.SOCKS)
+
+        outboundBean?.settings?.servers?.first()?.let { server ->
+            server.address = getServerAddress(profileItem)
+            server.port = profileItem.serverPort.orEmpty().toInt()
+            if (profileItem.username.isNotNullEmpty()) {
+                val socksUsersBean = OutboundBean.OutSettingsBean.ServersBean.SocksUsersBean()
+                socksUsersBean.user = profileItem.username.orEmpty()
+                socksUsersBean.pass = profileItem.password.orEmpty()
+                server.users = listOf(socksUsersBean)
+            }
+        }
+
+        return outboundBean
+    }
+
+    private fun toOutboundHttp(profileItem: ProfileItem): OutboundBean? {
+        val outboundBean = createInitOutbound(EConfigType.HTTP)
+
+        outboundBean?.settings?.servers?.first()?.let { server ->
+            server.address = getServerAddress(profileItem)
+            server.port = profileItem.serverPort.orEmpty().toInt()
+            if (profileItem.username.isNotNullEmpty()) {
+                val socksUsersBean = OutboundBean.OutSettingsBean.ServersBean.SocksUsersBean()
+                socksUsersBean.user = profileItem.username.orEmpty()
+                socksUsersBean.pass = profileItem.password.orEmpty()
+                server.users = listOf(socksUsersBean)
+            }
+        }
+
+        return outboundBean
+    }
+
+    private fun toOutboundWireguard(profileItem: ProfileItem): OutboundBean? {
+        val outboundBean = createInitOutbound(EConfigType.WIREGUARD)
+
+        val rawAddresses = profileItem.localAddress
+            ?.split(",")
+            ?.map { it.trim() }
+            ?.filter { it.isNotEmpty() }
+            ?.ifEmpty { null }
+            ?: listOf(AppConfig.WIREGUARD_LOCAL_ADDRESS_V4)
+
+        val addresses = if (MmkvManager.decodeSettingsBool(AppConfig.PREF_IPV6_ENABLED) == true) {
+            rawAddresses
+        } else {
+            val ipv4Addresses = rawAddresses.filter { !it.contains(":") }
+            ipv4Addresses.ifEmpty { listOf(AppConfig.WIREGUARD_LOCAL_ADDRESS_V4) }
+        }
+
+        outboundBean?.settings?.let { wireguard ->
+            wireguard.secretKey = profileItem.secretKey
+            wireguard.address = addresses
+            wireguard.peers?.firstOrNull()?.let { peer ->
+                peer.publicKey = profileItem.publicKey.orEmpty()
+                peer.preSharedKey = profileItem.preSharedKey?.nullIfBlank()
+                peer.endpoint = Utils.getIpv6Address(profileItem.server) + ":${profileItem.serverPort}"
+            }
+            wireguard.mtu = profileItem.mtu
+            wireguard.reserved = profileItem.reserved?.takeIf { it.isNotBlank() }?.split(",")?.filter { it.isNotBlank() }?.map { it.trim().toInt() }
+        }
+
+        return outboundBean
+    }
+
+    private fun toOutboundHysteria2(profileItem: ProfileItem): OutboundBean? {
+        val outboundBean = createInitOutbound(EConfigType.HYSTERIA2) ?: return null
+        profileItem.network = NetworkType.HYSTERIA.type
+        profileItem.alpn = "h3"
+
+        outboundBean.settings?.let { server ->
+            server.address = getServerAddress(profileItem)
+            server.port = profileItem.serverPort.orEmpty().toInt()
+            server.version = 2
+        }
+
+        val sni = outboundBean.streamSettings?.let {
+            populateTransportSettings(it, profileItem)
+        }
+
+        outboundBean.streamSettings?.let {
+            populateTlsSettings(it, profileItem, sni)
+        }
+
+        return outboundBean
+    }
+
+    private fun createTcpHttpRequest(
+        host: String?,
+        path: String?
+    ): OutboundBean.StreamSettingsBean.TcpSettingsBean.HeaderBean.RequestBean {
+        val requestString =
+            """{"version":"1.1","method":"GET","headers":{"User-Agent":["Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.6478.122 Mobile Safari/537.36"],"Accept-Encoding":["gzip, deflate"],"Connection":["keep-alive"],"Pragma":"no-cache"}}"""
+        val request = JsonUtil.fromJson(
+            requestString,
+            OutboundBean.StreamSettingsBean.TcpSettingsBean.HeaderBean.RequestBean::class.java
+        ) ?: OutboundBean.StreamSettingsBean.TcpSettingsBean.HeaderBean.RequestBean()
+
+        val parsedHost = host.orEmpty().split(",").map { it.trim() }.filter { it.isNotEmpty() }
+        request.headers.Host = parsedHost.ifEmpty { null }
+        request.path = path.orEmpty().split(",").map { it.trim() }.filter { it.isNotEmpty() }.ifEmpty { listOf("/") }
+        return request
+    }
+
+    /**
+     * Configures transport settings for an outbound connection.
+     *
+     * Sets up protocol-specific transport options based on the profile settings.
+     *
+     * @param streamSettings The stream settings to configure
+     * @param profileItem The profile containing transport configuration
+     * @return The Server Name Indication (SNI) value to use, or null if not applicable
+     */
+    fun populateTransportSettings(streamSettings: OutboundBean.StreamSettingsBean, profileItem: ProfileItem): String? {
+        val transport = profileItem.network.orEmpty()
+        val headerType = profileItem.headerType
+        val host = profileItem.host
+        val path = profileItem.path
+        val seed = profileItem.seed
+//        val quicSecurity = profileItem.quicSecurity
+//        val key = profileItem.quicKey
+        val mode = profileItem.mode
+        val serviceName = profileItem.serviceName
+        val authority = profileItem.authority
+        val xhttpMode = profileItem.xhttpMode
+        val xhttpExtra = profileItem.xhttpExtra
+        val finalMask = profileItem.finalMask
+        var sni: String? = null
+        streamSettings.network = transport.ifEmpty { NetworkType.TCP.type }
+        when (streamSettings.network) {
+            NetworkType.TCP.type -> {
+                val tcpSetting = OutboundBean.StreamSettingsBean.TcpSettingsBean()
+                if (headerType == AppConfig.HEADER_TYPE_HTTP) {
+                    tcpSetting.header.type = AppConfig.HEADER_TYPE_HTTP
+                    val requestObj = createTcpHttpRequest(host, path)
+                    tcpSetting.header.request = requestObj
+                    sni = requestObj.headers.Host?.getOrNull(0)
+                } else {
+                    tcpSetting.header.type = "none"
+                    sni = host
+                }
+                streamSettings.tcpSettings = tcpSetting
+            }
+
+            NetworkType.KCP.type -> {
+                val kcpSetting = OutboundBean.StreamSettingsBean.KcpSettingsBean()
+                profileItem.kcpMtu?.let { kcpSetting.mtu = it }
+                profileItem.kcpTti?.let { kcpSetting.tti = it }
+                streamSettings.kcpSettings = kcpSetting
+                val udpMaskList = mutableListOf<OutboundBean.StreamSettingsBean.FinalMaskBean.MaskBean>()
+                if (!headerType.isNullOrEmpty() && headerType != "none") {
+                    val kcpHeaderType = when {
+                        headerType == "wechat-video" -> "header-wechat"
+                        else -> "header-$headerType"
+                    }
+                    udpMaskList.add(
+                        OutboundBean.StreamSettingsBean.FinalMaskBean.MaskBean(
+                            type = kcpHeaderType,
+                            settings = if (headerType == "dns" && !host.isNullOrEmpty()) {
+                                OutboundBean.StreamSettingsBean.FinalMaskBean.MaskBean.MaskSettingsBean(
+                                    domain = host
+                                )
+                            } else {
+                                null
+                            }
+                        )
+                    )
+                }
+                if (seed.isNullOrEmpty()) {
+                    udpMaskList.add(
+                        OutboundBean.StreamSettingsBean.FinalMaskBean.MaskBean(
+                            type = "mkcp-original"
+                        )
+                    )
+                } else {
+                    udpMaskList.add(
+                        OutboundBean.StreamSettingsBean.FinalMaskBean.MaskBean(
+                            type = "mkcp-aes128gcm",
+                            settings = OutboundBean.StreamSettingsBean.FinalMaskBean.MaskBean.MaskSettingsBean(
+                                password = seed
+                            )
+                        )
+                    )
+                }
+                streamSettings.finalmask = OutboundBean.StreamSettingsBean.FinalMaskBean(
+                    udp = udpMaskList.toList()
+                )
+            }
+
+            NetworkType.WS.type -> {
+                val wssetting = OutboundBean.StreamSettingsBean.WsSettingsBean()
+                wssetting.host = host.orEmpty()
+                sni = host
+                wssetting.path = path ?: "/"
+                streamSettings.wsSettings = wssetting
+            }
+
+            NetworkType.HTTP_UPGRADE.type -> {
+                val httpupgradeSetting = OutboundBean.StreamSettingsBean.HttpupgradeSettingsBean()
+                httpupgradeSetting.host = host.orEmpty()
+                sni = host
+                httpupgradeSetting.path = path ?: "/"
+                streamSettings.httpupgradeSettings = httpupgradeSetting
+            }
+
+            NetworkType.XHTTP.type -> {
+                val xhttpSetting = OutboundBean.StreamSettingsBean.XhttpSettingsBean()
+                xhttpSetting.host = host.orEmpty()
+                sni = host
+                xhttpSetting.path = path ?: "/"
+                xhttpSetting.mode = xhttpMode
+                xhttpSetting.extra = JsonUtil.parseString(xhttpExtra)
+                streamSettings.xhttpSettings = xhttpSetting
+            }
+
+            NetworkType.H2.type, NetworkType.HTTP.type -> {
+                streamSettings.network = NetworkType.H2.type
+                val h2Setting = OutboundBean.StreamSettingsBean.HttpSettingsBean()
+                h2Setting.host = host.orEmpty().split(",").map { it.trim() }.filter { it.isNotEmpty() }
+                sni = h2Setting.host.getOrNull(0)
+                h2Setting.path = path ?: "/"
+                streamSettings.httpSettings = h2Setting
+            }
+
+//                    "quic" -> {
+//                        val quicsetting = QuicSettingBean()
+//                        quicsetting.security = quicSecurity ?: "none"
+//                        quicsetting.key = key.orEmpty()
+//                        quicsetting.header.type = headerType ?: "none"
+//                        quicSettings = quicsetting
+//                    }
+
+            NetworkType.GRPC.type -> {
+                val grpcSetting = OutboundBean.StreamSettingsBean.GrpcSettingsBean()
+                grpcSetting.multiMode = mode == "multi"
+                grpcSetting.serviceName = serviceName.orEmpty()
+                grpcSetting.authority = authority.orEmpty()
+                grpcSetting.idle_timeout = 60
+                grpcSetting.health_check_timeout = 20
+                sni = authority
+                streamSettings.grpcSettings = grpcSetting
+            }
+
+            NetworkType.HYSTERIA.type -> {
+                val hysteriaSetting = OutboundBean.StreamSettingsBean.HysteriaSettingsBean(
+                    version = 2,
+                    auth = profileItem.password.orEmpty(),
+                )
+                val quicParams = OutboundBean.StreamSettingsBean.FinalMaskBean.QuicParamsBean(
+                    brutalUp = profileItem.bandwidthUp?.nullIfBlank(),
+                    brutalDown = profileItem.bandwidthDown?.nullIfBlank(),
+                )
+                quicParams.congestion = if (quicParams.brutalUp != null || quicParams.brutalDown != null) "brutal" else null
+                if (profileItem.portHopping.isNotNullEmpty()) {
+                    val rawInterval = profileItem.portHoppingInterval?.trim().nullIfBlank()
+                    val interval = if (rawInterval == null) {
+                        "30"
+                    } else {
+                        val singleValue = rawInterval.toIntOrNull()
+                        if (singleValue != null) {
+                            if (singleValue < 5) {
+                                "30"
+                            } else {
+                                rawInterval
+                            }
+                        } else {
+                            val parts = rawInterval.split('-')
+                            if (parts.size == 2) {
+                                val start = parts[0].trim().toIntOrNull()
+                                val end = parts[1].trim().toIntOrNull()
+                                if (start != null && end != null) {
+                                    val minStart = maxOf(5, start)
+                                    val minEnd = maxOf(minStart, end)
+                                    "$minStart-$minEnd"
+                                } else {
+                                    "30"
+                                }
+                            } else {
+                                "30"
+                            }
+                        }
+                    }
+                    quicParams.udpHop = OutboundBean.StreamSettingsBean.FinalMaskBean.QuicParamsBean.UdpHopBean(
+                        ports = profileItem.portHopping,
+                        interval = interval
+                    )
+                }
+                val finalmask = OutboundBean.StreamSettingsBean.FinalMaskBean(
+                    quicParams = quicParams
+                )
+                if (profileItem.obfsPassword.isNotNullEmpty()) {
+                    finalmask.udp = listOf(
+                        OutboundBean.StreamSettingsBean.FinalMaskBean.MaskBean(
+                            type = "salamander",
+                            settings = OutboundBean.StreamSettingsBean.FinalMaskBean.MaskBean.MaskSettingsBean(
+                                password = profileItem.obfsPassword.orEmpty()
+                            )
+                        )
+                    )
+                }
+                streamSettings.hysteriaSettings = hysteriaSetting
+                streamSettings.finalmask = finalmask
+            }
+        }
+        finalMask?.let {
+            val parsedFinalMask = JsonUtil.parseString(finalMask)
+            if (parsedFinalMask != null) {
+                streamSettings.finalmask = parsedFinalMask
+            } else {
+                LogUtil.w("V2rayConfigManager", "Invalid finalMask JSON, keeping previously generated finalmask")
+            }
+        }
+        return sni
+    }
+
+    /**
+     * Configures TLS or REALITY security settings for an outbound connection.
+     *
+     * Sets up security-related parameters like certificates, fingerprints, and SNI.
+     *
+     * @param streamSettings The stream settings to configure
+     * @param profileItem The profile containing security configuration
+     * @param sniExt An external SNI value to use if the profile doesn't specify one
+     */
+    fun populateTlsSettings(streamSettings: OutboundBean.StreamSettingsBean, profileItem: ProfileItem, sniExt: String?) {
+        val streamSecurity = profileItem.security.orEmpty()
+        val allowInsecure = profileItem.insecure == true && profileItem.pinnedCA256.isNullOrEmpty()
+        val sni = if (profileItem.sni.isNullOrEmpty()) {
+            when {
+                sniExt.isNotNullEmpty() && Utils.isDomainName(sniExt) -> sniExt
+                profileItem.server.isNotNullEmpty() && Utils.isDomainName(profileItem.server) -> profileItem.server
+                else -> sniExt
+            }
+        } else {
+            profileItem.sni
+        }
+
+        streamSettings.security = streamSecurity.nullIfBlank()
+        if (streamSettings.security == null) return
+        val tlsSetting = OutboundBean.StreamSettingsBean.TlsSettingsBean(
+            allowInsecure = allowInsecure,
+            serverName = sni.nullIfBlank(),
+            fingerprint = profileItem.fingerPrint.nullIfBlank(),
+            alpn = profileItem.alpn?.split(",")?.map { it.trim() }?.filter { it.isNotEmpty() }.takeIf { !it.isNullOrEmpty() },
+            echConfigList = profileItem.echConfigList.nullIfBlank(),
+            pinnedPeerCertSha256 = profileItem.pinnedCA256.nullIfBlank(),
+            publicKey = profileItem.publicKey.nullIfBlank(),
+            shortId = profileItem.shortId.nullIfBlank(),
+            spiderX = profileItem.spiderX.nullIfBlank(),
+            mldsa65Verify = profileItem.mldsa65Verify.nullIfBlank(),
+        )
+        if (streamSettings.security == AppConfig.TLS) {
+            streamSettings.tlsSettings = tlsSetting
+            streamSettings.realitySettings = null
+        } else if (streamSettings.security == AppConfig.REALITY) {
+            streamSettings.tlsSettings = null
+            streamSettings.realitySettings = tlsSetting
+        }
+
+        if (profileItem.finalMask.isNullOrEmpty()) {
+            updateOutboundFragment(streamSettings)
+        }
+    }
+
+    /**
+     * Updates the outbound with fragment settings for traffic optimization.
+     *
+     * Configures packet fragmentation for TLS and REALITY protocols if enabled.
+     *
+     * @param streamSettings The streamSettings object to be modified
+     * @return true if fragment configuration was successful, false otherwise
+     */
+    private fun updateOutboundFragment(streamSettings: OutboundBean.StreamSettingsBean): Boolean {
+        try {
+            if (MmkvManager.decodeSettingsBool(AppConfig.PREF_FRAGMENT_ENABLED, false) == false) {
+                return true
+            }
+            if (streamSettings.security != AppConfig.TLS
+                && streamSettings.security != AppConfig.REALITY
+            ) {
+                return true
+            }
+            if (streamSettings.sockopt?.dialerProxy.isNotNullEmpty()) {
+                return true
+            }
+
+            var packets =
+                MmkvManager.decodeSettingsString(AppConfig.PREF_FRAGMENT_PACKETS) ?: "tlshello"
+            if (streamSettings.security == AppConfig.REALITY
+                && packets == "tlshello"
+            ) {
+                packets = "1-3"
+            } else if (streamSettings.security == AppConfig.TLS
+                && packets != "tlshello"
+            ) {
+                packets = "tlshello"
+            }
+
+            val fragmentMask = OutboundBean.StreamSettingsBean.FinalMaskBean.MaskBean(
+                type = "fragment",
+                settings = OutboundBean.StreamSettingsBean.FinalMaskBean.MaskBean.MaskSettingsBean(
+                    packets = packets,
+                    length = MmkvManager.decodeSettingsString(AppConfig.PREF_FRAGMENT_LENGTH)
+                        ?: "50-100",
+                    delay = MmkvManager.decodeSettingsString(AppConfig.PREF_FRAGMENT_INTERVAL)
+                        ?: "10-20"
+                )
+            )
+            val noiseMask = OutboundBean.StreamSettingsBean.FinalMaskBean.MaskBean(
+                type = "noise",
+                settings = OutboundBean.StreamSettingsBean.FinalMaskBean.MaskBean.MaskSettingsBean(
+                    noise = listOf(
+                        OutboundBean.StreamSettingsBean.FinalMaskBean.MaskBean.MaskSettingsBean.NoiseMaskBean(
+                            rand = "10-20",
+                            delay = "10-16",
+                        )
+                    )
+                )
+            )
+
+            val finalMaskObj = streamSettings.finalmask?.let { existingFinalMask ->
+                JsonUtil.parseString(JsonUtil.toJson(existingFinalMask))
+            } ?: JsonObject()
+
+            // finalmask.tcp / finalmask.udp are arrays; prepend mask at index 0.
+            fun prependMask(scope: String, mask: OutboundBean.StreamSettingsBean.FinalMaskBean.MaskBean) {
+                val current = finalMaskObj.get(scope)
+                if (current != null && current.isJsonArray && current.asJsonArray.size() > 0) {
+                    return
+                }
+
+                val newArray = JsonArray()
+                newArray.add(JsonUtil.parseString(JsonUtil.toJson(mask)))
+
+                if (current != null && current.isJsonArray) {
+                    current.asJsonArray.forEach { newArray.add(it) }
+                }
+                finalMaskObj.add(scope, newArray)
+            }
+
+            prependMask("tcp", fragmentMask)
+            prependMask("udp", noiseMask)
+            streamSettings.finalmask = finalMaskObj
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "Failed to update outbound fragment", e)
+            return false
+        }
+        return true
+    }
+
+    private fun getServerAddress(profileItem: ProfileItem): String {
+        if (Utils.isPureIpAddress(profileItem.server.orEmpty())) {
+            return profileItem.server.orEmpty()
+        }
+
+        val domain = HttpUtil.toIdnDomain(profileItem.server.orEmpty())
+        if (MmkvManager.decodeSettingsString(AppConfig.PREF_OUTBOUND_DOMAIN_RESOLVE_METHOD, "1") != "2") {
+            return domain
+        }
+        //Resolve and replace domain
+        val resolvedIps = HttpUtil.resolveHostToIP(domain, MmkvManager.decodeSettingsBool(AppConfig.PREF_PREFER_IPV6))
+        if (resolvedIps.isNullOrEmpty()) {
+            return domain
+        }
+        return resolvedIps.first()
+    }
+}
@@ -0,0 +1,539 @@
+package com.v2ray.ang.core
+
+import android.app.Service
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.content.IntentFilter
+import android.net.ConnectivityManager
+import android.os.Build
+import android.os.ParcelFileDescriptor
+import android.system.OsConstants
+import androidx.core.content.ContextCompat
+import com.v2ray.ang.AppConfig
+import com.v2ray.ang.R
+import com.v2ray.ang.contracts.ServiceControl
+import com.v2ray.ang.dto.OutboundTrafficStat
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.enums.EConfigType
+import com.v2ray.ang.extension.isComplexType
+import com.v2ray.ang.extension.toast
+import com.v2ray.ang.extension.toastError
+import com.v2ray.ang.handler.MmkvManager
+import com.v2ray.ang.handler.NotificationManager
+import com.v2ray.ang.handler.SettingsManager
+import com.v2ray.ang.handler.SpeedtestManager
+import com.v2ray.ang.service.CoreProxyOnlyService
+import com.v2ray.ang.service.CoreVpnService
+import com.v2ray.ang.service.DialerNativeService
+import com.v2ray.ang.service.DialerWebviewService
+import com.v2ray.ang.service.IDialerService
+import com.v2ray.ang.util.LogUtil
+import com.v2ray.ang.util.MessageUtil
+import com.v2ray.ang.util.Utils
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import libv2ray.CoreCallbackHandler
+import libv2ray.CoreController
+import libv2ray.ProcessFinder
+import java.lang.ref.SoftReference
+import java.net.InetSocketAddress
+
+object CoreServiceManager {
+
+    private val coreController: CoreController = CoreNativeManager.newCoreController(CoreCallback())
+    private val mMsgReceive = ReceiveMessageHandler()
+    private var currentConfig: ProfileItem? = null
+    private var processFinder: XrayProcessFinder? = null
+    private var browserDialer: IDialerService? = null
+
+    var serviceControl: SoftReference<ServiceControl>? = null
+        set(value) {
+            field = value
+            val service = value?.get()?.getService()
+            CoreNativeManager.initCoreEnv(service)
+            if (service != null && processFinder == null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+                processFinder = XrayProcessFinder(service)
+                coreController.registerProcessFinder(processFinder)
+            }
+        }
+
+    /**
+     * Starts the V2Ray service from a toggle action.
+     * @param context The context from which the service is started.
+     * @return True if the service was started successfully, false otherwise.
+     */
+    fun startVServiceFromToggle(context: Context): Boolean {
+        if (MmkvManager.getSelectServer().isNullOrEmpty()) {
+            context.toast(R.string.app_tile_first_use)
+            return false
+        }
+        try {
+            startContextService(context)
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "StartCore-Manager: ${e.message}", e)
+            context.toast(e.message ?: e.javaClass.simpleName)
+            return false
+        }
+        return true
+    }
+
+    /**
+     * Starts the V2Ray service.
+     * @param context The context from which the service is started.
+     * @param guid The GUID of the server configuration to use (optional).
+     */
+    fun startVService(context: Context, guid: String? = null) {
+        LogUtil.i(AppConfig.TAG, "StartCore-Manager: startVService from ${context::class.java.simpleName}")
+
+        if (guid != null) {
+            MmkvManager.setSelectServer(guid)
+        }
+
+        try {
+            startContextService(context)
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "StartCore-Manager: ${e.message}", e)
+            context.toast(e.message ?: e.javaClass.simpleName)
+        }
+    }
+
+    /**
+     * Stops the V2Ray service.
+     * @param context The context from which the service is stopped.
+     */
+    fun stopVService(context: Context) {
+        //context.toast(R.string.toast_services_stop)
+        MessageUtil.sendMsg2Service(context, AppConfig.MSG_STATE_STOP, "")
+    }
+
+    /**
+     * Checks if the V2Ray service is running.
+     * @return True if the service is running, false otherwise.
+     */
+    fun isRunning() = coreController.isRunning
+
+    /**
+     * Gets the name of the currently running server.
+     * @return The name of the running server.
+     */
+    fun getRunningServerName() = currentConfig?.remarks.orEmpty()
+
+    /**
+     * Starts the context service for V2Ray.
+     * Chooses between VPN service or Proxy-only service based on user settings.
+     * @param context The context from which the service is started.
+     * @throws IllegalStateException if the core is already running, no server is selected,
+     *   server config cannot be decoded, or server configuration is invalid.
+     * @throws Exception if the foreground service fails to start.
+     */
+    @Throws(Exception::class)
+    private fun startContextService(context: Context) {
+        if (coreController.isRunning) {
+            LogUtil.w(AppConfig.TAG, "StartCore-Manager: Core already running")
+            return
+        }
+
+        val guid = MmkvManager.getSelectServer()
+            ?: run {
+                LogUtil.e(AppConfig.TAG, "StartCore-Manager: No server selected")
+                error(context.getString(R.string.app_tile_first_use))
+            }
+
+        val config = MmkvManager.decodeServerConfig(guid)
+            ?: run {
+                LogUtil.e(AppConfig.TAG, "StartCore-Manager: Failed to decode server config")
+                error(context.getString(R.string.toast_config_file_invalid))
+            }
+
+        if (!config.configType.isComplexType()
+            && !Utils.isValidUrl(config.server)
+            && !Utils.isPureIpAddress(config.server.orEmpty())
+        ) {
+            LogUtil.e(AppConfig.TAG, "StartCore-Manager: Invalid server configuration")
+            error(context.getString(R.string.toast_config_file_invalid))
+        }
+
+        // refresh socks port when enabled dynamic socks port
+        SettingsManager.refreshRuntimeSocksPort()
+
+//        val result = V2rayConfigUtil.getV2rayConfig(context, guid)
+//        if (!result.status) error(result.errorMessage.ifBlank { "Failed to get V2Ray config" })
+
+        if (config.insecure == true) {
+            context.toastError(R.string.toast_allow_insecure_deprecated)
+            context.toastError(R.string.toast_allow_insecure_deprecated)
+        }
+
+        if (MmkvManager.decodeSettingsBool(AppConfig.PREF_PROXY_SHARING)) {
+            context.toast(R.string.toast_warning_pref_proxysharing_short)
+        } else {
+            context.toast(R.string.toast_services_start)
+        }
+
+        val isVpnMode = SettingsManager.isVpnMode()
+        val intent = if (isVpnMode) {
+            LogUtil.i(AppConfig.TAG, "StartCore-Manager: Starting VPN service")
+            Intent(context.applicationContext, CoreVpnService::class.java)
+        } else {
+            LogUtil.i(AppConfig.TAG, "StartCore-Manager: Starting Proxy service")
+            Intent(context.applicationContext, CoreProxyOnlyService::class.java)
+        }
+
+        try {
+            ContextCompat.startForegroundService(context, intent)
+        } catch (e: SecurityException) {
+            LogUtil.e(AppConfig.TAG, "StartCore-Manager: Missing permission to start foreground service", e)
+            throw IllegalStateException(e.message ?: e.javaClass.simpleName, e)
+        } catch (e: RuntimeException) {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S &&
+                e.javaClass.name == "android.app.ForegroundServiceStartNotAllowedException"
+            ) {
+                LogUtil.e(AppConfig.TAG, "StartCore-Manager: Foreground service start not allowed", e)
+                throw IllegalStateException(e.message ?: e.javaClass.simpleName, e)
+            }
+            throw e
+        }
+    }
+
+    /**
+     * Refer to the official documentation for [registerReceiver](https://developer.android.com/reference/androidx/core/content/ContextCompat#registerReceiver(android.content.Context,android.content.BroadcastReceiver,android.content.IntentFilter,int):
+     * `registerReceiver(Context, BroadcastReceiver, IntentFilter, int)`.
+     * Starts the V2Ray core service.
+     */
+    fun startCoreLoop(vpnInterface: ParcelFileDescriptor?): Boolean {
+        if (coreController.isRunning) {
+            LogUtil.w(AppConfig.TAG, "StartCore-Manager: Core already running")
+            return false
+        }
+
+        val service = getService()
+        if (service == null) {
+            LogUtil.e(AppConfig.TAG, "StartCore-Manager: Service is null")
+            return false
+        }
+
+        try {
+            doStartCoreLoop(service, vpnInterface)
+            return true
+        } catch (e: Exception) {
+            val message = e.message?.takeUnless { it.isBlank() } ?: e.javaClass.simpleName
+            LogUtil.e(AppConfig.TAG, "StartCore-Manager: $message", e)
+            MessageUtil.sendMsg2UI(service, AppConfig.MSG_STATE_START_FAILURE, message)
+            NotificationManager.cancelNotification()
+            return false
+        }
+    }
+
+    @Throws(Exception::class)
+    private fun doStartCoreLoop(service: Service, vpnInterface: ParcelFileDescriptor?) {
+        val guid = MmkvManager.getSelectServer() ?: error("No server selected")
+        val config = MmkvManager.decodeServerConfig(guid) ?: error("Failed to decode server config")
+
+        LogUtil.i(AppConfig.TAG, "StartCore-Manager: Starting core loop for ${config.remarks}")
+        val result = CoreConfigManager.getV2rayConfig(service, guid)
+        LogUtil.d(AppConfig.TAG, result.content)
+        if (!result.status) {
+            error(result.errorMessage.ifBlank { "Failed to get V2Ray config" })
+        }
+
+        val mFilter = IntentFilter(AppConfig.BROADCAST_ACTION_SERVICE)
+        mFilter.addAction(Intent.ACTION_SCREEN_ON)
+        mFilter.addAction(Intent.ACTION_SCREEN_OFF)
+        mFilter.addAction(Intent.ACTION_USER_PRESENT)
+        ContextCompat.registerReceiver(service, mMsgReceive, mFilter, Utils.receiverFlags())
+
+        currentConfig = config
+        var tunFd = vpnInterface?.fd ?: 0
+        val dialerAddr = if (currentConfig?.browserDialerMode.isNullOrEmpty()) {
+            ""
+        } else {
+            "127.0.0.1:${Utils.findRandomFreePort()}"
+        }
+        if (SettingsManager.isUsingHevTun()) {
+            tunFd = 0
+        }
+
+        NotificationManager.showNotification(currentConfig)
+        CoreNativeManager.reconcileBrowserDialer(dialerAddr)
+        coreController.startLoop(result.content, tunFd)
+
+        if (!coreController.isRunning) {
+            error("Core failed to start")
+        }
+
+        if (browserDialer != null) {
+            browserDialer!!.stop()
+            browserDialer = null
+        }
+        if (config.browserDialerMode == "OkHttp") {
+            browserDialer = DialerNativeService()
+            browserDialer!!.start(service, dialerAddr)
+        } else if (config.browserDialerMode == "WebView") {
+            browserDialer = DialerWebviewService()
+            browserDialer!!.start(service, dialerAddr)
+        }
+
+        MessageUtil.sendMsg2UI(service, AppConfig.MSG_STATE_START_SUCCESS, "")
+        NotificationManager.startSpeedNotification()
+        LogUtil.i(AppConfig.TAG, "StartCore-Manager: Core started successfully")
+    }
+
+    /**
+     * Stops the V2Ray core service.
+     * Unregisters broadcast receivers, stops notifications, and shuts down plugins.
+     * @return True if the core was stopped successfully, false otherwise.
+     */
+    fun stopCoreLoop(): Boolean {
+        val service = getService() ?: return false
+
+        if (coreController.isRunning) {
+            CoroutineScope(Dispatchers.IO).launch {
+                try {
+                    coreController.stopLoop()
+                } catch (e: Exception) {
+                    LogUtil.e(AppConfig.TAG, "StartCore-Manager: Failed to stop V2Ray loop", e)
+                }
+            }
+        }
+
+        // Close existing browser dialer
+        CoreNativeManager.reconcileBrowserDialer("")
+        if (browserDialer != null) {
+            browserDialer!!.stop()
+            browserDialer = null
+        }
+
+        MessageUtil.sendMsg2UI(service, AppConfig.MSG_STATE_STOP_SUCCESS, "")
+        NotificationManager.cancelNotification()
+
+        try {
+            service.unregisterReceiver(mMsgReceive)
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "StartCore-Manager: Failed to unregister receiver", e)
+        }
+
+        return true
+    }
+
+    /**
+     * Queries and resets all outbound traffic counters in one core call.
+     * Go side format: tag,direction,value;tag,direction,value;
+     */
+    fun queryAllOutboundTrafficStats(): List<OutboundTrafficStat> {
+        val payload = coreController.queryAllOutboundTrafficStats()
+
+        val result = ArrayList<OutboundTrafficStat>()
+
+        payload.split(';').forEach { entry ->
+            if (entry.isBlank()) return@forEach
+
+            val parts = entry.split(',', limit = 3)
+            if (parts.size != 3) return@forEach
+
+            val value = parts[2].toLongOrNull() ?: return@forEach
+
+            result.add(
+                OutboundTrafficStat(
+                    tag = parts[0],
+                    direction = parts[1],
+                    value = value,
+                )
+            )
+        }
+//        LogUtil.d(AppConfig.TAG, "Queried outbound traffic stats: $result")
+        return result
+    }
+
+    /**
+     * Measures the connection delay for the current V2Ray configuration.
+     * Tests with primary URL first, then falls back to alternative URL if needed.
+     * Also fetches remote IP information if the delay test was successful.
+     */
+    private fun measureV2rayDelay() {
+        if (coreController.isRunning == false) {
+            return
+        }
+
+        CoroutineScope(Dispatchers.IO).launch {
+            val service = getService() ?: return@launch
+            var time = -1L
+            var errorStr = ""
+
+            try {
+                time = coreController.measureDelay(SettingsManager.getDelayTestUrl())
+            } catch (e: Exception) {
+                LogUtil.e(AppConfig.TAG, "StartCore-Manager: Failed to measure delay", e)
+                errorStr = e.message?.substringAfter("\":") ?: "empty message"
+            }
+            if (time == -1L) {
+                try {
+                    time = coreController.measureDelay(SettingsManager.getDelayTestUrl(true))
+                } catch (e: Exception) {
+                    LogUtil.e(AppConfig.TAG, "StartCore-Manager: Failed to measure delay", e)
+                    errorStr = e.message?.substringAfter("\":") ?: "empty message"
+                }
+            }
+
+            val result = if (time >= 0) {
+                service.getString(R.string.connection_test_available, time)
+            } else {
+                service.getString(R.string.connection_test_error, errorStr)
+            }
+            MessageUtil.sendMsg2UI(service, AppConfig.MSG_MEASURE_DELAY_SUCCESS, result)
+
+            // Only fetch IP info if the delay test was successful
+            if (time >= 0) {
+                SpeedtestManager.getRemoteIPInfo()?.let { ip ->
+                    MessageUtil.sendMsg2UI(service, AppConfig.MSG_MEASURE_DELAY_SUCCESS, "$result\n$ip")
+                }
+            }
+        }
+    }
+
+    /**
+     * Gets the current service instance.
+     * @return The current service instance, or null if not available.
+     */
+    private fun getService(): Service? {
+        return serviceControl?.get()?.getService()
+    }
+
+    /**
+     * Core callback handler implementation for handling V2Ray core events.
+     * Handles startup, shutdown, socket protection, and status emission.
+     */
+    private class CoreCallback : CoreCallbackHandler {
+        /**
+         * Called when V2Ray core starts up.
+         * @return 0 for success, any other value for failure.
+         */
+        override fun startup(): Long {
+            return 0
+        }
+
+        /**
+         * Called when V2Ray core shuts down.
+         * @return 0 for success, any other value for failure.
+         */
+        override fun shutdown(): Long {
+            val serviceControl = serviceControl?.get() ?: return -1
+            return try {
+                serviceControl.stopService()
+                0
+            } catch (e: Exception) {
+                LogUtil.e(AppConfig.TAG, "StartCore-Manager: Failed to stop service", e)
+                -1
+            }
+        }
+
+        /**
+         * Called when V2Ray core emits status information.
+         * @param l Status code.
+         * @param s Status message.
+         * @return Always returns 0.
+         */
+        override fun onEmitStatus(l: Long, s: String?): Long {
+            return 0
+        }
+    }
+
+    /**
+     * Process finder implementation for Xray core.
+     * Uses ConnectivityManager to find the owning UID of a connection based on network parameters.
+     */
+    private class XrayProcessFinder(context: Context) : ProcessFinder {
+        private val cm: ConnectivityManager? = context.getSystemService(ConnectivityManager::class.java)
+
+        override fun findProcessByConnection(network: String, srcIP: String, srcPort: Long, destIP: String, destPort: Long): Long {
+            if (Build.VERSION.SDK_INT < Build.VERSION_CODES.Q) return -1L
+            if (cm == null) return -1L
+            val proto = when (network) {
+                "tcp" -> OsConstants.IPPROTO_TCP
+                "udp" -> OsConstants.IPPROTO_UDP
+                else -> return -1L
+            }
+
+            if (destIP.isBlank() || destPort == 0L) {
+                LogUtil.d(AppConfig.TAG, "ProcessFinder: Find $network connection from $srcIP:$srcPort to :$destPort, (no dest)")
+                return -1L
+            }
+
+            return try {
+                val uid = cm.getConnectionOwnerUid(
+                    proto,
+                    InetSocketAddress(srcIP, srcPort.toInt()),
+                    InetSocketAddress(destIP, destPort.toInt())
+                ).toLong()
+                LogUtil.d(AppConfig.TAG, "ProcessFinder: Find $network connection from $srcIP:$srcPort to $destIP:$destPort, uid=$uid")
+                //LogUtil.d(AppConfig.TAG, "ProcessFinder: Find $network connection from $srcIP:$srcPort to $destIP:$destPort, uid=$uid,${PackageUidResolver.uidToPackageName(uid.toString())}")
+
+                uid
+            } catch (_: Exception) {
+                -1L
+            }
+        }
+    }
+
+    /**
+     * Broadcast receiver for handling messages sent to the service.
+     * Handles registration, service control, and screen events.
+     */
+    private class ReceiveMessageHandler : BroadcastReceiver() {
+        /**
+         * Handles received broadcast messages.
+         * Processes service control messages and screen state changes.
+         * @param ctx The context in which the receiver is running.
+         * @param intent The intent being received.
+         */
+        override fun onReceive(ctx: Context?, intent: Intent?) {
+            val serviceControl = serviceControl?.get() ?: return
+            when (intent?.getIntExtra("key", 0)) {
+                AppConfig.MSG_REGISTER_CLIENT -> {
+                    if (coreController.isRunning) {
+                        MessageUtil.sendMsg2UI(serviceControl.getService(), AppConfig.MSG_STATE_RUNNING, "")
+                    } else {
+                        MessageUtil.sendMsg2UI(serviceControl.getService(), AppConfig.MSG_STATE_NOT_RUNNING, "")
+                    }
+                }
+
+                AppConfig.MSG_UNREGISTER_CLIENT -> {
+                    // nothing to do
+                }
+
+                AppConfig.MSG_STATE_START -> {
+                    // nothing to do
+                }
+
+                AppConfig.MSG_STATE_STOP -> {
+                    LogUtil.i(AppConfig.TAG, "StartCore-Manager: Stop service")
+                    serviceControl.stopService()
+                }
+
+                AppConfig.MSG_STATE_RESTART -> {
+                    LogUtil.i(AppConfig.TAG, "StartCore-Manager: Restart service")
+                    serviceControl.stopService()
+                    Thread.sleep(500L)
+                    startVService(serviceControl.getService())
+                }
+
+                AppConfig.MSG_MEASURE_DELAY -> {
+                    measureV2rayDelay()
+                }
+            }
+
+            when (intent?.action) {
+                Intent.ACTION_SCREEN_OFF -> {
+                    LogUtil.i(AppConfig.TAG, "StartCore-Manager: Screen off")
+                    NotificationManager.stopSpeedNotification()
+                }
+
+                Intent.ACTION_SCREEN_ON -> {
+                    LogUtil.i(AppConfig.TAG, "StartCore-Manager: Screen on")
+                    NotificationManager.startSpeedNotification()
+                }
+            }
+        }
+    }
+}
@@ -0,0 +1,10 @@
+package com.v2ray.ang.dto
+
+data class CheckUpdateResult(
+    val hasUpdate: Boolean,
+    val latestVersion: String? = null,
+    val releaseNotes: String? = null,
+    val downloadUrl: String? = null,
+    val error: String? = null,
+    val isPreRelease: Boolean = false
+)
@@ -4,6 +4,6 @@ data class ConfigResult(
    var status: Boolean,
    var guid: String? = null,
    var content: String = "",
-    var domainPort: String? = null,
+    var errorMessage: String = "",
 )

@@ -0,0 +1,19 @@
+package com.v2ray.ang.dto
+
+import android.content.Context
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.enums.CoreResolvedType
+
+data class CoreConfigContext(
+    val context: Context,
+    val guid: String,
+    val isCustom: Boolean = false,
+    val resolvedOutbounds: List<ResolvedOutbound> = emptyList(),
+) {
+    data class ResolvedOutbound(
+        val tag: String,
+        val profile: ProfileItem,
+        val resolvedProfiles: List<ProfileItem>,
+        val resolvedType: CoreResolvedType,
+    )
+}
@@ -0,0 +1,23 @@
+package com.v2ray.ang.dto
+
+import com.google.gson.annotations.SerializedName
+
+data class GitHubRelease(
+    @SerializedName("tag_name")
+    val tagName: String,
+    @SerializedName("body")
+    val body: String,
+    @SerializedName("assets")
+    val assets: List<Asset>,
+    @SerializedName("prerelease")
+    val prerelease: Boolean = false,
+    @SerializedName("published_at")
+    val publishedAt: String = ""
+) {
+    data class Asset(
+        @SerializedName("name")
+        val name: String,
+        @SerializedName("browser_download_url")
+        val browserDownloadUrl: String
+    )
+}
@@ -0,0 +1,6 @@
+package com.v2ray.ang.dto
+
+data class GroupMapItem(
+    var id: String,
+    var remarks: String,
+)
@@ -1,40 +0,0 @@
-package com.v2ray.ang.dto
-
-data class Hysteria2Bean(
-    val server: String?,
-    val auth: String?,
-    val lazy: Boolean? = true,
-    val obfs: ObfsBean? = null,
-    val socks5: Socks5Bean? = null,
-    val http: Socks5Bean? = null,
-    val tls: TlsBean? = null,
-    val transport: TransportBean? = null,
-) {
-    data class ObfsBean(
-        val type: String?,
-        val salamander: SalamanderBean?
-    ) {
-        data class SalamanderBean(
-            val password: String?,
-        )
-    }
-
-    data class Socks5Bean(
-        val listen: String?,
-    )
-
-    data class TlsBean(
-        val sni: String?,
-        val insecure: Boolean?,
-        val pinSHA256: String?,
-    )
-
-    data class TransportBean(
-        val type: String?,
-        val udp: TransportUdpBean?
-    ) {
-        data class TransportUdpBean(
-            val hopInterval: String?,
-        )
-    }
-}
@@ -0,0 +1,17 @@
+package com.v2ray.ang.dto
+
+data class IPAPIInfo(
+    var ip: String? = null,
+    var clientIp: String? = null,
+    var ip_addr: String? = null,
+    var query: String? = null,
+    var country: String? = null,
+    var country_name: String? = null,
+    var country_code: String? = null,
+    var countryCode: String? = null,
+    var location: LocationBean? = null
+) {
+    data class LocationBean(
+        var country_code: String? = null
+    )
+}
@@ -0,0 +1,7 @@
+package com.v2ray.ang.dto
+
+data class OutboundTrafficStat(
+    val tag: String,
+    val direction: String,
+    val value: Long,
+)
@@ -1,9 +0,0 @@
-package com.v2ray.ang.dto
-
-data class ProfileLiteItem(
-    val configType: EConfigType,
-    var subscriptionId: String = "",
-    var remarks: String = "",
-    var server: String?,
-    var serverPort: Int?,
-)
@@ -0,0 +1,14 @@
+package com.v2ray.ang.dto
+
+sealed class RealPingEvent {
+
+    /** Periodic progress update while the batch is still running. */
+    data class Progress(val text: String) : RealPingEvent()
+
+    /** A single server result is available. */
+    data class Result(val guid: String, val delayMillis: Long) : RealPingEvent()
+
+    /** The entire batch has finished or been cancelled. */
+    data class Finish(val status: String) : RealPingEvent()
+}
+
@@ -1,86 +0,0 @@
-package com.v2ray.ang.dto
-
-import com.v2ray.ang.AppConfig.TAG_BLOCKED
-import com.v2ray.ang.AppConfig.TAG_DIRECT
-import com.v2ray.ang.AppConfig.TAG_PROXY
-
-data class ServerConfig(
-    val configVersion: Int = 3,
-    val configType: EConfigType,
-    var subscriptionId: String = "",
-    val addedTime: Long = System.currentTimeMillis(),
-    var remarks: String = "",
-    val outboundBean: V2rayConfig.OutboundBean? = null,
-    var fullConfig: V2rayConfig? = null
-) {
-    companion object {
-        fun create(configType: EConfigType): ServerConfig {
-            when (configType) {
-                EConfigType.VMESS,
-                EConfigType.VLESS ->
-                    return ServerConfig(
-                        configType = configType,
-                        outboundBean = V2rayConfig.OutboundBean(
-                            protocol = configType.name.lowercase(),
-                            settings = V2rayConfig.OutboundBean.OutSettingsBean(
-                                vnext = listOf(
-                                    V2rayConfig.OutboundBean.OutSettingsBean.VnextBean(
-                                        users = listOf(V2rayConfig.OutboundBean.OutSettingsBean.VnextBean.UsersBean())
-                                    )
-                                )
-                            ),
-                            streamSettings = V2rayConfig.OutboundBean.StreamSettingsBean()
-                        )
-                    )
-
-                EConfigType.CUSTOM ->
-                    return ServerConfig(configType = configType)
-
-                EConfigType.SHADOWSOCKS,
-                EConfigType.SOCKS,
-                EConfigType.HTTP,
-                EConfigType.TROJAN,
-                EConfigType.HYSTERIA2 ->
-                    return ServerConfig(
-                        configType = configType,
-                        outboundBean = V2rayConfig.OutboundBean(
-                            protocol = configType.name.lowercase(),
-                            settings = V2rayConfig.OutboundBean.OutSettingsBean(
-                                servers = listOf(V2rayConfig.OutboundBean.OutSettingsBean.ServersBean())
-                            ),
-                            streamSettings = V2rayConfig.OutboundBean.StreamSettingsBean()
-                        )
-                    )
-
-                EConfigType.WIREGUARD ->
-                    return ServerConfig(
-                        configType = configType,
-                        outboundBean = V2rayConfig.OutboundBean(
-                            protocol = configType.name.lowercase(),
-                            settings = V2rayConfig.OutboundBean.OutSettingsBean(
-                                secretKey = "",
-                                peers = listOf(V2rayConfig.OutboundBean.OutSettingsBean.WireGuardBean())
-                            )
-                        )
-                    )
-            }
-        }
-    }
-
-    fun getProxyOutbound(): V2rayConfig.OutboundBean? {
-        if (configType != EConfigType.CUSTOM) {
-            return outboundBean
-        }
-        return fullConfig?.getProxyOutbound()
-    }
-
-    fun getAllOutboundTags(): MutableList<String> {
-        if (configType != EConfigType.CUSTOM) {
-            return mutableListOf(TAG_PROXY, TAG_DIRECT, TAG_BLOCKED)
-        }
-        fullConfig?.let { config ->
-            return config.outbounds.map { it.tag }.toMutableList()
-        }
-        return mutableListOf()
-    }
-}
@@ -0,0 +1,24 @@
+package com.v2ray.ang.dto
+
+/**
+ * Result of subscription update operation
+ */
+data class SubscriptionUpdateResult(
+    val configCount: Int = 0,      // Total configs updated
+    val successCount: Int = 0,     // Subscriptions updated successfully
+    val failureCount: Int = 0,     // Subscriptions failed to update
+    val skipCount: Int = 0         // Subscriptions skipped (disabled)
+) {
+    /**
+     * Combine two results by adding their counts
+     */
+    operator fun plus(other: SubscriptionUpdateResult): SubscriptionUpdateResult {
+        return SubscriptionUpdateResult(
+            configCount = this.configCount + other.configCount,
+            successCount = this.successCount + other.successCount,
+            failureCount = this.failureCount + other.failureCount,
+            skipCount = this.skipCount + other.skipCount
+        )
+    }
+}
+
@@ -0,0 +1,10 @@
+package com.v2ray.ang.dto
+
+import java.io.Serializable
+
+data class TestServiceMessage(
+    val key: Int,
+    val subscriptionId: String = "",
+    val serverGuids: List<String> = emptyList()
+) : Serializable
+
@@ -0,0 +1,10 @@
+package com.v2ray.ang.dto
+
+data class UrlContentRequest(
+    val url: String?,
+    val timeout: Int = 15000,
+    val httpPort: Int = 0,
+    val proxyUsername: String? = null,
+    val proxyPassword: String? = null,
+    val userAgent: String? = null
+)
@@ -1,26 +1,17 @@
 package com.v2ray.ang.dto

-import android.text.TextUtils
-import com.google.gson.GsonBuilder
-import com.google.gson.JsonPrimitive
-import com.google.gson.JsonSerializationContext
-import com.google.gson.JsonSerializer
 import com.google.gson.annotations.SerializedName
-import com.google.gson.reflect.TypeToken
 import com.v2ray.ang.AppConfig
-import com.v2ray.ang.dto.V2rayConfig.OutboundBean.OutSettingsBean.*
-import com.v2ray.ang.dto.V2rayConfig.OutboundBean.OutSettingsBean.VnextBean.*
-import com.v2ray.ang.util.Utils
-import java.lang.reflect.Type
+import com.v2ray.ang.enums.EConfigType

 data class V2rayConfig(
    var remarks: String? = null,
    var stats: Any? = null,
    val log: LogBean,
-    var policy: PolicyBean?,
+    var policy: PolicyBean? = null,
    val inbounds: ArrayList<InboundBean>,
    var outbounds: ArrayList<OutboundBean>,
-    var dns: DnsBean,
+    var dns: DnsBean? = null,
    val routing: RoutingBean,
    val api: Any? = null,
    val transport: Any? = null,
@@ -32,31 +23,37 @@ data class V2rayConfig(
 ) {

    data class LogBean(
-        val access: String,
-        val error: String,
-        var loglevel: String?,
+        val access: String? = null,
+        val error: String? = null,
+        var loglevel: String? = null,
        val dnsLog: Boolean? = null
    )

    data class InboundBean(
        var tag: String,
-        var port: Int,
+        var port: Int?,
        var protocol: String,
        var listen: String? = null,
-        val settings: Any? = null,
-        val sniffing: SniffingBean?,
+        var settings: InSettingsBean? = null,
+        var sniffing: SniffingBean? = null,
        val streamSettings: Any? = null,
        val allocate: Any? = null
    ) {

        data class InSettingsBean(
-            val auth: String? = null,
-            val udp: Boolean? = null,
-            val userLevel: Int? = null,
-            val address: String? = null,
-            val port: Int? = null,
-            val network: String? = null
-        )
+            var auth: String? = null,
+            var udp: Boolean? = null,
+            var userLevel: Int? = null,
+            var accounts: List<SocksAccountBean>? = null,
+            var name: String? = null,
+
+            var mtu: Int? = null
+        ) {
+            data class SocksAccountBean(
+                var user: String = "",
+                var pass: String = ""
+            )
+        }

        data class SniffingBean(
            var enabled: Boolean,
@@ -71,67 +68,19 @@ data class V2rayConfig(
        var protocol: String,
        var settings: OutSettingsBean? = null,
        var streamSettings: StreamSettingsBean? = null,
-        val proxySettings: Any? = null,
        val sendThrough: String? = null,
        var mux: MuxBean? = MuxBean(false)
    ) {
-        companion object {
-            fun create(configType: EConfigType): OutboundBean? {
-                return when (configType) {
-                    EConfigType.VMESS,
-                    EConfigType.VLESS ->
-                        return OutboundBean(
-                            protocol = configType.name.lowercase(),
-                            settings = OutSettingsBean(
-                                vnext = listOf(
-                                    VnextBean(
-                                        users = listOf(UsersBean())
-                                    )
-                                )
-                            ),
-                            streamSettings = StreamSettingsBean()
-                        )
-
-                    EConfigType.SHADOWSOCKS,
-                    EConfigType.SOCKS,
-                    EConfigType.HTTP,
-                    EConfigType.TROJAN,
-                    EConfigType.HYSTERIA2 ->
-                        return OutboundBean(
-                            protocol = configType.name.lowercase(),
-                            settings = OutSettingsBean(
-                                servers = listOf(ServersBean())
-                            ),
-                            streamSettings = StreamSettingsBean()
-                        )
-
-                    EConfigType.WIREGUARD ->
-                        return OutboundBean(
-                            protocol = configType.name.lowercase(),
-                            settings = OutSettingsBean(
-                                secretKey = "",
-                                peers = listOf(WireGuardBean())
-                            )
-                        )
-
-                    EConfigType.CUSTOM -> null
-                }
-            }
-        }
-
        data class OutSettingsBean(
            var vnext: List<VnextBean>? = null,
-            var fragment: FragmentBean? = null,
-            var noises: List<NoiseBean>? = null,
            var servers: List<ServersBean>? = null,
            /*Blackhole*/
            var response: Response? = null,
            /*DNS*/
            val network: String? = null,
            var address: Any? = null,
-            val port: Int? = null,
+            var port: Int? = null,
            /*Freedom*/
-            var domainStrategy: String? = null,
            val redirect: String? = null,
            val userLevel: Int? = null,
            /*Loopback*/
@@ -142,6 +91,7 @@ data class V2rayConfig(
            var reserved: List<Int>? = null,
            var mtu: Int? = null,
            var obfsPassword: String? = null,
+            var version: Int? = null,
        ) {

            data class VnextBean(
@@ -160,18 +110,6 @@ data class V2rayConfig(
                )
            }

-            data class FragmentBean(
-                var packets: String? = null,
-                var length: String? = null,
-                var interval: String? = null
-            )
-
-            data class NoiseBean(
-                var type: String? = null,
-                var packet: String? = null,
-                var delay: String? = null
-            )
-
            data class ServersBean(
                var address: String = "",
                var method: String? = null,
@@ -195,7 +133,7 @@ data class V2rayConfig(

            data class WireGuardBean(
                var publicKey: String = "",
-                var preSharedKey: String = "",
+                var preSharedKey: String? = null,
                var endpoint: String = ""
            )
        }
@@ -213,7 +151,8 @@ data class V2rayConfig(
            var quicSettings: QuicSettingBean? = null,
            var realitySettings: TlsSettingsBean? = null,
            var grpcSettings: GrpcSettingsBean? = null,
-            var hy2steriaSettings: Hy2steriaSettingsBean? = null,
+            var hysteriaSettings: HysteriaSettingsBean? = null,
+            var finalmask: Any? = null,
            val dsSettings: Any? = null,
            var sockopt: SockoptBean? = null
        ) {
@@ -240,7 +179,7 @@ data class V2rayConfig(
                            @SerializedName("Accept-Encoding")
                            val acceptEncoding: List<String>? = null,
                            val Connection: List<String>? = null,
-                            val Pragma: String? = null
+                            val Pragma: Any? = null
                        )
                    }
                }
@@ -253,22 +192,17 @@ data class V2rayConfig(
                var downlinkCapacity: Int = 100,
                var congestion: Boolean = false,
                var readBufferSize: Int = 1,
-                var writeBufferSize: Int = 1,
-                var header: HeaderBean = HeaderBean(),
-                var seed: String? = null
-            ) {
-                data class HeaderBean(var type: String = "none")
-            }
+                var writeBufferSize: Int = 1
+            )

            data class WsSettingsBean(
                var path: String? = null,
-                var headers: HeadersBean = HeadersBean(),
+                var host: String? = null,
+                var headers: Map<String, String>? = null,
                val maxEarlyData: Int? = null,
                val useBrowserForwarding: Boolean? = null,
                val acceptProxyProtocol: Boolean? = null
-            ) {
-                data class HeadersBean(var Host: String = "")
-            }
+            )

            data class HttpupgradeSettingsBean(
                var path: String? = null,
@@ -294,7 +228,16 @@ data class V2rayConfig(
                var tcpFastOpen: Boolean? = null,
                var tproxy: String? = null,
                var mark: Int? = null,
-                var dialerProxy: String? = null
+                var dialerProxy: String? = null,
+                var domainStrategy: String? = null,
+                var happyEyeballs: HappyEyeballsBean? = null,
+            )
+
+            data class HappyEyeballsBean(
+                var prioritizeIPv6: Boolean? = null,
+                var maxConcurrentTry: Int? = 4,
+                var tryDelayMs: Int? = 250, // ms
+                var interleave: Int? = null,
            )

            data class TlsSettingsBean(
@@ -309,11 +252,14 @@ data class V2rayConfig(
                val certificates: List<Any>? = null,
                val disableSystemRoot: Boolean? = null,
                val enableSessionResumption: Boolean? = null,
+                var echConfigList: String? = null,
+                var pinnedPeerCertSha256: String? = null,
                // REALITY settings
                val show: Boolean = false,
                var publicKey: String? = null,
                var shortId: String? = null,
-                var spiderX: String? = null
+                var spiderX: String? = null,
+                var mldsa65Verify: String? = null
            )

            data class QuicSettingBean(
@@ -332,169 +278,82 @@ data class V2rayConfig(
                var health_check_timeout: Int? = null
            )

-            data class Hy2steriaSettingsBean(
-                var password: String? = null,
-                var use_udp_extension: Boolean? = true,
-                var congestion: Hy2CongestionBean? = null
+            data class HysteriaSettingsBean(
+                var version: Int,
+                var auth: String? = null
+            )
+
+            //https://xtls.github.io/config/transport.html#finalmaskobject
+            data class FinalMaskBean(
+                var tcp: List<MaskBean>? = null,
+                var udp: List<MaskBean>? = null,
+                var quicParams: QuicParamsBean? = null
            ) {
-                data class Hy2CongestionBean(
-                    var type: String? = "bbr",
-                    var up_mbps: Int? = null,
-                    var down_mbps: Int? = null,
-                )
-            }
-
-            fun populateTransportSettings(
-                transport: String,
-                headerType: String?,
-                host: String?,
-                path: String?,
-                seed: String?,
-                quicSecurity: String?,
-                key: String?,
-                mode: String?,
-                serviceName: String?,
-                authority: String?
-            ): String? {
-                var sni: String? = null
-                network = if (transport.isEmpty()) NetworkType.TCP.type else transport
-                when (network) {
-                    NetworkType.TCP.type -> {
-                        val tcpSetting = TcpSettingsBean()
-                        if (headerType == AppConfig.HEADER_TYPE_HTTP) {
-                            tcpSetting.header.type = AppConfig.HEADER_TYPE_HTTP
-                            if (!TextUtils.isEmpty(host) || !TextUtils.isEmpty(path)) {
-                                val requestObj = TcpSettingsBean.HeaderBean.RequestBean()
-                                requestObj.headers.Host = host.orEmpty().split(",").map { it.trim() }.filter { it.isNotEmpty() }
-                                requestObj.path = path.orEmpty().split(",").map { it.trim() }.filter { it.isNotEmpty() }
-                                tcpSetting.header.request = requestObj
-                                sni = requestObj.headers.Host?.getOrNull(0)
-                            }
-                        } else {
-                            tcpSetting.header.type = "none"
-                            sni = host
-                        }
-                        tcpSettings = tcpSetting
-                    }
-
-                    NetworkType.KCP.type -> {
-                        val kcpsetting = KcpSettingsBean()
-                        kcpsetting.header.type = headerType ?: "none"
-                        if (seed.isNullOrEmpty()) {
-                            kcpsetting.seed = null
-                        } else {
-                            kcpsetting.seed = seed
-                        }
-                        kcpSettings = kcpsetting
-                    }
-
-                    NetworkType.WS.type -> {
-                        val wssetting = WsSettingsBean()
-                        wssetting.headers.Host = host.orEmpty()
-                        sni = host
-                        wssetting.path = path ?: "/"
-                        wsSettings = wssetting
-                    }
-
-                    NetworkType.HTTP_UPGRADE.type -> {
-                        val httpupgradeSetting = HttpupgradeSettingsBean()
-                        httpupgradeSetting.host = host.orEmpty()
-                        sni = host
-                        httpupgradeSetting.path = path ?: "/"
-                        httpupgradeSettings = httpupgradeSetting
-                    }
-
-                    NetworkType.SPLIT_HTTP.type, NetworkType.XHTTP.type -> {
-                        val xhttpSetting = XhttpSettingsBean()
-                        xhttpSetting.host = host.orEmpty()
-                        sni = host
-                        xhttpSetting.path = path ?: "/"
-                        xhttpSettings = xhttpSetting
-                    }
-
-                    NetworkType.H2.type, NetworkType.HTTP.type -> {
-                        network = NetworkType.H2.type
-                        val h2Setting = HttpSettingsBean()
-                        h2Setting.host = host.orEmpty().split(",").map { it.trim() }.filter { it.isNotEmpty() }
-                        sni = h2Setting.host.getOrNull(0)
-                        h2Setting.path = path ?: "/"
-                        httpSettings = h2Setting
-                    }
-
-//                    "quic" -> {
-//                        val quicsetting = QuicSettingBean()
-//                        quicsetting.security = quicSecurity ?: "none"
-//                        quicsetting.key = key.orEmpty()
-//                        quicsetting.header.type = headerType ?: "none"
-//                        quicSettings = quicsetting
-//                    }
-
-                    NetworkType.GRPC.type -> {
-                        val grpcSetting = GrpcSettingsBean()
-                        grpcSetting.multiMode = mode == "multi"
-                        grpcSetting.serviceName = serviceName.orEmpty()
-                        grpcSetting.authority = authority.orEmpty()
-                        grpcSetting.idle_timeout = 60
-                        grpcSetting.health_check_timeout = 20
-                        sni = authority
-                        grpcSettings = grpcSetting
+                data class MaskBean(
+                    var type: String,
+                    var settings: MaskSettingsBean? = null
+                ) {
+                    data class MaskSettingsBean(
+                        val password: String? = null,
+                        val domain: String? = null,
+                        // fragment
+                        val packets: String? = null,
+                        val length: String? = null,
+                        val delay: String? = null,
+                        // val maxSplit: String? = null,
+                        // noise
+                        val reset: Int? = null,
+                        val noise: List<NoiseMaskBean>? = null
+                    ) {
+                        data class NoiseMaskBean(
+                            val rand: String? = null,
+                            // val randRange: String? = null,
+                            // val type: String? = null,
+                            // val packet: String? = null,
+                            val delay: String? = null,
+                        )
                    }
                }
-                return sni
-            }

-            fun populateTlsSettings(
-                streamSecurity: String,
-                allowInsecure: Boolean,
-                sni: String?,
-                fingerprint: String?,
-                alpns: String?,
-                publicKey: String?,
-                shortId: String?,
-                spiderX: String?
-            ) {
-                security = if (streamSecurity.isEmpty()) null else streamSecurity
-                if (security == null) return
-                val tlsSetting = TlsSettingsBean(
-                    allowInsecure = allowInsecure,
-                    serverName = if (sni.isNullOrEmpty()) null else sni,
-                    fingerprint = if (fingerprint.isNullOrEmpty()) null else fingerprint,
-                    alpn = if (alpns.isNullOrEmpty()) null else alpns.split(",").map { it.trim() }.filter { it.isNotEmpty() },
-                    publicKey = if (publicKey.isNullOrEmpty()) null else publicKey,
-                    shortId = if (shortId.isNullOrEmpty()) null else shortId,
-                    spiderX = if (spiderX.isNullOrEmpty()) null else spiderX,
-                )
-                if (security == AppConfig.TLS) {
-                    tlsSettings = tlsSetting
-                    realitySettings = null
-                } else if (security == AppConfig.REALITY) {
-                    tlsSettings = null
-                    realitySettings = tlsSetting
+                data class QuicParamsBean(
+                    var congestion: String? = null,
+                    var brutalUp: String? = null,
+                    var brutalDown: String? = null,
+                    var udpHop: UdpHopBean? = null,
+                ) {
+                    // Nested data class for the udpHop JSON object
+                    data class UdpHopBean(
+                        var ports: String? = null,
+                        var interval: String? = null
+                    )
                }
            }
        }

        data class MuxBean(
            var enabled: Boolean,
-            var concurrency: Int = 8,
-            var xudpConcurrency: Int = 8,
-            var xudpProxyUDP443: String = "",
+            var concurrency: Int? = null,
+            var xudpConcurrency: Int? = null,
+            var xudpProxyUDP443: String? = null,
        )

        fun getServerAddress(): String? {
            if (protocol.equals(EConfigType.VMESS.name, true)
                || protocol.equals(EConfigType.VLESS.name, true)
            ) {
-                return settings?.vnext?.first()?.address
+                return settings?.vnext?.firstOrNull()?.address ?: settings?.address as? String
            } else if (protocol.equals(EConfigType.SHADOWSOCKS.name, true)
                || protocol.equals(EConfigType.SOCKS.name, true)
                || protocol.equals(EConfigType.HTTP.name, true)
                || protocol.equals(EConfigType.TROJAN.name, true)
-                || protocol.equals(EConfigType.HYSTERIA2.name, true)
            ) {
-                return settings?.servers?.first()?.address
+                return settings?.servers?.firstOrNull()?.address
            } else if (protocol.equals(EConfigType.WIREGUARD.name, true)) {
-                return settings?.peers?.first()?.endpoint?.substringBeforeLast(":")
+                return settings?.peers?.firstOrNull()?.endpoint?.substringBeforeLast(":")
+            } else if (protocol.equals(EConfigType.HYSTERIA2.name, true)
+                || protocol.equals(EConfigType.HYSTERIA.name, true)
+            ) {
+                return settings?.address as? String
            }
            return null
        }
@@ -503,139 +362,33 @@ data class V2rayConfig(
            if (protocol.equals(EConfigType.VMESS.name, true)
                || protocol.equals(EConfigType.VLESS.name, true)
            ) {
-                return settings?.vnext?.first()?.port
+                return settings?.vnext?.firstOrNull()?.port ?: settings?.port
            } else if (protocol.equals(EConfigType.SHADOWSOCKS.name, true)
                || protocol.equals(EConfigType.SOCKS.name, true)
                || protocol.equals(EConfigType.HTTP.name, true)
                || protocol.equals(EConfigType.TROJAN.name, true)
-                || protocol.equals(EConfigType.HYSTERIA2.name, true)
            ) {
-                return settings?.servers?.first()?.port
+                return settings?.servers?.firstOrNull()?.port
            } else if (protocol.equals(EConfigType.WIREGUARD.name, true)) {
-                return settings?.peers?.first()?.endpoint?.substringAfterLast(":")?.toInt()
+                return settings?.peers?.firstOrNull()?.endpoint?.substringAfterLast(":")?.toInt()
+            } else if (protocol.equals(EConfigType.HYSTERIA2.name, true)
+                || protocol.equals(EConfigType.HYSTERIA.name, true)
+            ) {
+                return settings?.port
            }
            return null
        }

-        fun getServerAddressAndPort(): String {
-            val address = getServerAddress().orEmpty()
-            val port = getServerPort()
-            return Utils.getIpv6Address(address) + ":" + port
-        }
-
-        fun getPassword(): String? {
-            if (protocol.equals(EConfigType.VMESS.name, true)
-                || protocol.equals(EConfigType.VLESS.name, true)
-            ) {
-                return settings?.vnext?.first()?.users?.first()?.id
-            } else if (protocol.equals(EConfigType.SHADOWSOCKS.name, true)
-                || protocol.equals(EConfigType.TROJAN.name, true)
-                || protocol.equals(EConfigType.HYSTERIA2.name, true)
-            ) {
-                return settings?.servers?.first()?.password
-            } else if (protocol.equals(EConfigType.SOCKS.name, true)
-                || protocol.equals(EConfigType.HTTP.name, true)
-            ) {
-                return settings?.servers?.first()?.users?.first()?.pass
-            } else if (protocol.equals(EConfigType.WIREGUARD.name, true)) {
-                return settings?.secretKey
+        fun ensureSockopt(): StreamSettingsBean.SockoptBean {
+            val stream = streamSettings ?: StreamSettingsBean().also {
+                streamSettings = it
            }
-            return null
-        }

-        fun getSecurityEncryption(): String? {
-            return when {
-                protocol.equals(EConfigType.VMESS.name, true) -> settings?.vnext?.first()?.users?.first()?.security
-                protocol.equals(EConfigType.VLESS.name, true) -> settings?.vnext?.first()?.users?.first()?.encryption
-                protocol.equals(EConfigType.SHADOWSOCKS.name, true) -> settings?.servers?.first()?.method
-                else -> null
+            val sockopt = stream.sockopt ?: StreamSettingsBean.SockoptBean().also {
+                stream.sockopt = it
            }
-        }

-        fun getTransportSettingDetails(): List<String?>? {
-            if (protocol.equals(EConfigType.VMESS.name, true)
-                || protocol.equals(EConfigType.VLESS.name, true)
-                || protocol.equals(EConfigType.TROJAN.name, true)
-                || protocol.equals(EConfigType.SHADOWSOCKS.name, true)
-            ) {
-                val transport = streamSettings?.network ?: return null
-                return when (transport) {
-                    NetworkType.TCP.type -> {
-                        val tcpSetting = streamSettings?.tcpSettings ?: return null
-                        listOf(
-                            tcpSetting.header.type,
-                            tcpSetting.header.request?.headers?.Host?.joinToString(",").orEmpty(),
-                            tcpSetting.header.request?.path?.joinToString(",").orEmpty()
-                        )
-                    }
-
-                    NetworkType.KCP.type -> {
-                        val kcpSetting = streamSettings?.kcpSettings ?: return null
-                        listOf(
-                            kcpSetting.header.type,
-                            "",
-                            kcpSetting.seed.orEmpty()
-                        )
-                    }
-
-                    NetworkType.WS.type -> {
-                        val wsSetting = streamSettings?.wsSettings ?: return null
-                        listOf(
-                            "",
-                            wsSetting.headers.Host,
-                            wsSetting.path
-                        )
-                    }
-
-                    NetworkType.HTTP_UPGRADE.type -> {
-                        val httpupgradeSetting = streamSettings?.httpupgradeSettings ?: return null
-                        listOf(
-                            "",
-                            httpupgradeSetting.host,
-                            httpupgradeSetting.path
-                        )
-                    }
-
-                    NetworkType.SPLIT_HTTP.type, NetworkType.XHTTP.type -> {
-                        val xhttpSettings = streamSettings?.xhttpSettings ?: return null
-                        listOf(
-                            "",
-                            xhttpSettings.host,
-                            xhttpSettings.path
-                        )
-                    }
-
-                    NetworkType.H2.type -> {
-                        val h2Setting = streamSettings?.httpSettings ?: return null
-                        listOf(
-                            "",
-                            h2Setting.host.joinToString(","),
-                            h2Setting.path
-                        )
-                    }
-
-//                    "quic" -> {
-//                        val quicSetting = streamSettings?.quicSettings ?: return null
-//                        listOf(
-//                            quicSetting.header.type,
-//                            quicSetting.security,
-//                            quicSetting.key
-//                        )
-//                    }
-
-                    NetworkType.GRPC.type -> {
-                        val grpcSetting = streamSettings?.grpcSettings ?: return null
-                        listOf(
-                            if (grpcSetting.multiMode == true) "multi" else "gun",
-                            grpcSetting.authority.orEmpty(),
-                            grpcSetting.serviceName
-                        )
-                    }
-
-                    else -> null
-                }
-            }
-            return null
+            return sockopt
        }
    }

@@ -645,6 +398,7 @@ data class V2rayConfig(
        val clientIp: String? = null,
        val disableCache: Boolean? = null,
        val queryStrategy: String? = null,
+        val enableParallelQuery: Boolean? = null,
        val tag: String? = null
    ) {
        data class ServersBean(
@@ -654,6 +408,7 @@ data class V2rayConfig(
            var expectIPs: List<String>? = null,
            val clientIp: String? = null,
            val skipFallback: Boolean? = null,
+            val tag: String? = null,
        )
    }

@@ -661,14 +416,15 @@ data class V2rayConfig(
        var domainStrategy: String,
        var domainMatcher: String? = null,
        var rules: ArrayList<RulesBean>,
-        val balancers: List<Any>? = null
+        var balancers: List<BalancerBean>? = null
    ) {

        data class RulesBean(
            var type: String = "field",
-            var ip: ArrayList<String>? = null,
-            var domain: ArrayList<String>? = null,
-            var outboundTag: String = "",
+            var ip: List<String>? = null,
+            var domain: List<String>? = null,
+            var process: List<String>? = null,
+            var outboundTag: String? = null,
            var balancerTag: String? = null,
            var port: String? = null,
            val sourcePort: String? = null,
@@ -680,6 +436,32 @@ data class V2rayConfig(
            val attrs: String? = null,
            val domainMatcher: String? = null
        )
+
+        data class BalancerBean(
+            val tag: String,
+            val selector: List<String>,
+            val fallbackTag: String? = null,
+            val strategy: StrategyObject? = null
+        )
+
+        data class StrategyObject(
+            val type: String = "random", // "random" | "roundRobin" | "leastPing" | "leastLoad"
+            val settings: StrategySettingsObject? = null
+        )
+
+        data class StrategySettingsObject(
+            val expected: Int? = null,
+            val maxRTT: String? = null,
+            val tolerance: Double? = null,
+            val baselines: List<String>? = null,
+            val costs: List<CostObject>? = null
+        )
+
+        data class CostObject(
+            val regexp: Boolean = false,
+            val match: String,
+            val value: Double
+        )
    }

    data class PolicyBean(
@@ -697,6 +479,26 @@ data class V2rayConfig(
        )
    }

+    data class ObservatoryObject(
+        val subjectSelector: List<String>,
+        val probeUrl: String,
+        val probeInterval: String,
+        val enableConcurrency: Boolean = false
+    )
+
+    data class BurstObservatoryObject(
+        val subjectSelector: List<String>,
+        val pingConfig: PingConfigObject
+    ) {
+        data class PingConfigObject(
+            val destination: String,
+            val connectivity: String? = null,
+            val interval: String,
+            val sampling: Int,
+            val timeout: String? = null
+        )
+    }
+
    data class FakednsBean(
        var ipPool: String = "198.18.0.0/15",
        var poolSize: Int = 10000
@@ -713,15 +515,9 @@ data class V2rayConfig(
        return null
    }

-    fun toPrettyPrinting(): String {
-        return GsonBuilder()
-            .setPrettyPrinting()
-            .disableHtmlEscaping()
-            .registerTypeAdapter( // custom serialiser is needed here since JSON by default parse number as Double, core will fail to start
-                object : TypeToken<Double>() {}.type,
-                JsonSerializer { src: Double?, _: Type?, _: JsonSerializationContext? -> JsonPrimitive(src?.toInt()) }
-            )
-            .create()
-            .toJson(this)
+    fun getAllProxyOutbound(): List<OutboundBean> {
+        return outbounds.filter { outbound ->
+            EConfigType.entries.any { it.name.equals(outbound.protocol, ignoreCase = true) }
+        }
    }
-}
+}
@@ -15,5 +15,6 @@ data class VmessQRCode(
    var tls: String = "",
    var sni: String = "",
    var alpn: String = "",
-    var fp: String = ""
+    var fp: String = "",
+    var insecure: String = ""
 )
@@ -0,0 +1,6 @@
+package com.v2ray.ang.dto.entities
+
+data class AssetUrlCache(
+    val guid: String,
+    val assetUrl: AssetUrlItem
+)
@@ -1,8 +1,9 @@
-package com.v2ray.ang.dto
+package com.v2ray.ang.dto.entities

 data class AssetUrlItem(
    var remarks: String = "",
    var url: String = "",
    val addedTime: Long = System.currentTimeMillis(),
-    var lastUpdated: Long = -1
+    var lastUpdated: Long = -1,
+    var locked: Boolean? = false,
 )
@@ -1,8 +1,7 @@
-package com.v2ray.ang.dto
+package com.v2ray.ang.dto.entities

-import com.v2ray.ang.AppConfig.TAG_BLOCKED
-import com.v2ray.ang.AppConfig.TAG_DIRECT
-import com.v2ray.ang.AppConfig.TAG_PROXY
+import com.v2ray.ang.AppConfig
+import com.v2ray.ang.enums.EConfigType
 import com.v2ray.ang.util.Utils

 data class ProfileItem(
@@ -12,6 +11,7 @@ data class ProfileItem(
    var addedTime: Long = System.currentTimeMillis(),

    var remarks: String = "",
+    var description: String? = null,
    var server: String? = null,
    var serverPort: String? = null,

@@ -25,6 +25,9 @@ data class ProfileItem(
    var host: String? = null,
    var path: String? = null,
    var seed: String? = null,
+    var kcpMtu: Int? = null,
+    var kcpTti: Int? = null,
+
    var quicSecurity: String? = null,
    var quicKey: String? = null,
    var mode: String? = null,
@@ -32,16 +35,19 @@ data class ProfileItem(
    var authority: String? = null,
    var xhttpMode: String? = null,
    var xhttpExtra: String? = null,
-
+    var finalMask: String? = null,
    var security: String? = null,
    var sni: String? = null,
    var alpn: String? = null,
    var fingerPrint: String? = null,
    var insecure: Boolean? = null,
+    var echConfigList: String? = null,
+    var pinnedCA256: String? = null,

    var publicKey: String? = null,
    var shortId: String? = null,
    var spiderX: String? = null,
+    var mldsa65Verify: String? = null,

    var secretKey: String? = null,
    var preSharedKey: String? = null,
@@ -53,6 +59,15 @@ data class ProfileItem(
    var portHopping: String? = null,
    var portHoppingInterval: String? = null,
    var pinSHA256: String? = null,
+    var bandwidthDown: String? = null,
+    var bandwidthUp: String? = null,
+
+    var policyGroupType: String? = null,
+    var policyGroupSubscriptionId: String? = null,
+    var policyGroupFilter: String? = null,
+    var proxyChainProfiles: String? = null,
+
+    var browserDialerMode: String? = null,

    ) {
    companion object {
@@ -61,11 +76,10 @@ data class ProfileItem(
        }
    }

-    fun getAllOutboundTags(): MutableList<String> {
-        return mutableListOf(TAG_PROXY, TAG_DIRECT, TAG_BLOCKED)
-    }
-
    fun getServerAddressAndPort(): String {
+        if (server.isNullOrEmpty() && configType == EConfigType.CUSTOM) {
+            return "${AppConfig.LOOPBACK}:${AppConfig.PORT_SOCKS}"
+        }
        return Utils.getIpv6Address(server) + ":" + serverPort
    }

@@ -85,6 +99,8 @@ data class ProfileItem(
                && this.host == obj.host
                && this.path == obj.path
                && this.seed == obj.seed
+                && this.kcpMtu == obj.kcpMtu
+                && this.kcpTti == obj.kcpTti
                && this.quicSecurity == obj.quicSecurity
                && this.quicKey == obj.quicKey
                && this.mode == obj.mode
@@ -107,7 +123,8 @@ data class ProfileItem(
                && this.obfsPassword == obj.obfsPassword
                && this.portHopping == obj.portHopping
                && this.portHoppingInterval == obj.portHoppingInterval
-                && this.pinSHA256 == obj.pinSHA256
+                && this.pinnedCA256 == obj.pinnedCA256
+                && this.proxyChainProfiles == obj.proxyChainProfiles
                )
    }
 }
@@ -1,13 +1,14 @@
-package com.v2ray.ang.dto
+package com.v2ray.ang.dto.entities

 data class RulesetItem(
    var remarks: String? = "",
    var ip: List<String>? = null,
    var domain: List<String>? = null,
+    var process: List<String>? = null,
    var outboundTag: String = "",
    var port: String? = null,
    var network: String? = null,
    var protocol: List<String>? = null,
    var enabled: Boolean = true,
-    var looked: Boolean? = false,
+    var locked: Boolean? = false,
 )
@@ -1,4 +1,4 @@
-package com.v2ray.ang.dto
+package com.v2ray.ang.dto.entities

 data class ServerAffiliationInfo(var testDelayMillis: Long = 0L) {
    fun getTestDelayString(): String {
@@ -7,4 +7,4 @@ data class ServerAffiliationInfo(var testDelayMillis: Long = 0L) {
        }
        return testDelayMillis.toString() + "ms"
    }
-}
+}
@@ -1,4 +1,4 @@
-package com.v2ray.ang.dto
+package com.v2ray.ang.dto.entities

 data class ServersCache(
    val guid: String,
@@ -0,0 +1,6 @@
+package com.v2ray.ang.dto.entities
+
+data class SubscriptionCache(
+    val guid: String,
+    val subscription: SubscriptionItem
+)
@@ -1,4 +1,4 @@
-package com.v2ray.ang.dto
+package com.v2ray.ang.dto.entities

 data class SubscriptionItem(
    var remarks: String = "",
@@ -7,9 +7,11 @@ data class SubscriptionItem(
    val addedTime: Long = System.currentTimeMillis(),
    var lastUpdated: Long = -1,
    var autoUpdate: Boolean = false,
-    val updateInterval: Int? = null,
+    var updateInterval: Long = 1440, // in minutes, default to 24 hours
    var prevProfile: String? = null,
    var nextProfile: String? = null,
    var filter: String? = null,
+    var allowInsecureUrl: Boolean = false,
+    var userAgent: String? = null,
 )

@@ -0,0 +1,9 @@
+package com.v2ray.ang.dto.entities
+
+data class WebDavConfig(
+    val baseUrl: String,
+    val username: String? = null,
+    val password: String? = null,
+    val remoteBasePath: String = "/",
+    val timeoutSeconds: Long = 30
+)
@@ -0,0 +1,26 @@
+package com.v2ray.ang.enums
+
+/**
+ * Load-balancing strategy types supported by xray balancer.
+ *
+ * @param policyGroupType The string value written into the xray config JSON.
+ * @param policyGroupTypeValue The numeric string stored in [com.v2ray.ang.dto.entities.ProfileItem.policyGroupType].
+ * @param requiresBurstObservatory Whether this strategy needs a burstObservatory (leastLoad).
+ * @param requiresObservatory Whether this strategy needs an observatory (leastPing).
+ */
+enum class BalancerStrategyType(
+    val policyGroupType: String,
+    val policyGroupTypeValue: String,
+    val requiresBurstObservatory: Boolean = false,
+    val requiresObservatory: Boolean = false,
+) {
+    LEAST_LOAD("leastLoad", "1", requiresBurstObservatory = true),
+    RANDOM("random", "2"),
+    ROUND_ROBIN("roundRobin", "3"),
+    LEAST_PING("leastPing", "", requiresObservatory = true); // default / else
+
+    companion object {
+        fun from(policyGroupType: String?): BalancerStrategyType =
+            entries.firstOrNull { it.policyGroupTypeValue == policyGroupType } ?: LEAST_PING
+    }
+}
@@ -0,0 +1,8 @@
+package com.v2ray.ang.enums
+
+/** Runtime type used during config assembly only. */
+enum class CoreResolvedType {
+    NORMAL,
+    POLICYGROUP,
+    PROXYCHAIN,
+}
@@ -1,8 +1,7 @@
-package com.v2ray.ang.dto
+package com.v2ray.ang.enums

 import com.v2ray.ang.AppConfig

-
 enum class EConfigType(val value: Int, val protocolScheme: String) {
    VMESS(1, AppConfig.VMESS),
    CUSTOM(2, AppConfig.CUSTOM),
@@ -11,11 +10,15 @@ enum class EConfigType(val value: Int, val protocolScheme: String) {
    VLESS(5, AppConfig.VLESS),
    TROJAN(6, AppConfig.TROJAN),
    WIREGUARD(7, AppConfig.WIREGUARD),
-//    TUIC(8, AppConfig.TUIC),
+
+    //    TUIC(8, AppConfig.TUIC),
    HYSTERIA2(9, AppConfig.HYSTERIA2),
-    HTTP(10, AppConfig.HTTP);
+    HYSTERIA(900, AppConfig.HYSTERIA),
+    HTTP(10, AppConfig.HTTP),
+    POLICYGROUP(101, AppConfig.CUSTOM),
+    PROXYCHAIN(102, AppConfig.CUSTOM);

    companion object {
        fun fromInt(value: Int) = entries.firstOrNull { it.value == value }
    }
-}
+}
@@ -1,4 +1,4 @@
-package com.v2ray.ang.dto
+package com.v2ray.ang.enums

 enum class Language(val code: String) {
    AUTO("auto"),
@@ -8,6 +8,7 @@ enum class Language(val code: String) {
    VIETNAMESE("vi"),
    RUSSIAN("ru"),
    PERSIAN("fa"),
+    ARABIC("ar"),
    BANGLA("bn"),
    BAKHTIARI("bqi-rIR");

@@ -1,16 +1,17 @@
-package com.v2ray.ang.dto
+package com.v2ray.ang.enums

 enum class NetworkType(val type: String) {
    TCP("tcp"),
    KCP("kcp"),
    WS("ws"),
    HTTP_UPGRADE("httpupgrade"),
-    SPLIT_HTTP("splithttp"),
    XHTTP("xhttp"),
    HTTP("http"),
    H2("h2"),
+
    //QUIC("quic"),
-    GRPC("grpc");
+    GRPC("grpc"),
+    HYSTERIA("hysteria");

    companion object {
        fun fromString(type: String?) = entries.find { it.type == type } ?: TCP
@@ -0,0 +1,22 @@
+package com.v2ray.ang.enums
+
+/**
+ * Enum defining different notification channels.
+ * Each channel has a unique channelId, notificationId, and display name.
+ */
+enum class NotificationChannelType(
+    val channelId: String,
+    val channelName: String,
+    val notificationId: Int
+) {
+    SUBSCRIPTION_UPDATE(
+        channelId = "subscription_update_channel",
+        channelName = "Subscription Update Service",
+        notificationId = 13
+    ),
+    CORE_TEST(
+        channelId = "core_test_channel",
+        channelName = "Core Test Service",
+        notificationId = 12
+    )
+}
@@ -0,0 +1,32 @@
+package com.v2ray.ang.enums
+
+import android.Manifest
+import android.os.Build
+import androidx.annotation.RequiresApi
+
+/**
+ * Permission types used in the app, handling API level differences.
+ */
+enum class PermissionType {
+    /** Camera permission (used for scanning QR codes) */
+    CAMERA {
+        override fun getPermission(): String = Manifest.permission.CAMERA
+    },
+
+    /** Notification permission (Android 13+) */
+    POST_NOTIFICATIONS {
+        @RequiresApi(Build.VERSION_CODES.TIRAMISU)
+        override fun getPermission(): String = Manifest.permission.POST_NOTIFICATIONS
+    };
+
+    /** Return the actual Android permission string */
+    abstract fun getPermission(): String
+
+    /** Return a human-readable label for the permission */
+    fun getLabel(): String {
+        return when (this) {
+            CAMERA -> "Camera"
+            POST_NOTIFICATIONS -> "Notification"
+        }
+    }
+}
@@ -1,10 +1,11 @@
-package com.v2ray.ang.dto
+package com.v2ray.ang.enums

 enum class RoutingType(val fileName: String) {
    WHITE("custom_routing_white"),
    BLACK("custom_routing_black"),
    GLOBAL("custom_routing_global"),
-    WHITE_IRAN("custom_routing_white_iran");
+    WHITE_IRAN("custom_routing_white_iran"),
+    WHITE_RUSSIA("custom_routing_white_russia");

    companion object {
        fun fromIndex(index: Int): RoutingType {
@@ -13,6 +14,7 @@ enum class RoutingType(val fileName: String) {
                1 -> BLACK
                2 -> GLOBAL
                3 -> WHITE_IRAN
+                4 -> WHITE_RUSSIA
                else -> WHITE
            }
        }
@@ -0,0 +1,39 @@
+package com.v2ray.ang.enums
+
+/**
+ * VPN interface address configuration enum class
+ * Defines predefined IPv4 and IPv6 address pairs for VPN TUN interface configuration.
+ * Each option provides client and router addresses to establish point-to-point VPN tunnels.
+ */
+enum class VpnInterfaceAddressConfig(
+    val displayName: String,
+    val ipv4Client: String,
+    val ipv4Router: String,
+    val ipv6Client: String,
+    val ipv6Router: String
+) {
+    OPTION_1("10.10.14.x", "10.10.14.1", "10.10.14.2", "fc00::10:10:14:1", "fc00::10:10:14:2"),
+    OPTION_2("10.1.0.x", "10.1.0.1", "10.1.0.2", "fc00::10:1:0:1", "fc00::10:1:0:2"),
+    OPTION_3("10.0.0.x", "10.0.0.1", "10.0.0.2", "fc00::10:0:0:1", "fc00::10:0:0:2"),
+    OPTION_4("172.31.0.x", "172.31.0.1", "172.31.0.2", "fc00::172:31:0:1", "fc00::172:31:0:2"),
+    OPTION_5("172.20.0.x", "172.20.0.1", "172.20.0.2", "fc00::172:20:0:1", "fc00::172:20:0:2"),
+    OPTION_6("172.16.0.x", "172.16.0.1", "172.16.0.2", "fc00::172:16:0:1", "fc00::172:16:0:2"),
+    OPTION_7("192.168.100.x", "192.168.100.1", "192.168.100.2", "fc00::192:168:100:1", "fc00::192:168:100:2");
+
+    companion object {
+        /**
+         * Retrieves the VPN interface address configuration based on the specified index.
+         *
+         * @param index The configuration index (0-based) corresponding to user selection
+         * @return The VpnInterfaceAddressConfig instance at the specified index,
+         *         or OPTION_1 (default) if the index is out of bounds
+         */
+        fun getConfigByIndex(index: Int): VpnInterfaceAddressConfig {
+            return if (index in entries.toTypedArray().indices) {
+                entries[index]
+            } else {
+                OPTION_1 // Default to the first configuration
+            }
+        }
+    }
+}
@@ -8,36 +8,84 @@ import android.os.Build
 import android.os.Bundle
 import android.widget.Toast
 import com.v2ray.ang.AngApplication
-import me.drakeet.support.toast.ToastCompat
-import org.json.JSONObject
+import com.v2ray.ang.enums.EConfigType
+import es.dmoral.toasty.Toasty
 import java.io.Serializable
 import java.net.URI
-import java.net.URLConnection
+import java.util.Locale

 val Context.v2RayApplication: AngApplication?
    get() = applicationContext as? AngApplication

+/**
+ * Shows a toast message with the given resource ID.
+ *
+ * @param message The resource ID of the message to show.
+ */
 fun Context.toast(message: Int) {
-    ToastCompat.makeText(this, message, Toast.LENGTH_SHORT).show()
+    Toasty.normal(this, message).show()
 }

+/**
+ * Shows a toast message with the given text.
+ *
+ * @param message The text of the message to show.
+ */
 fun Context.toast(message: CharSequence) {
-    ToastCompat.makeText(this, message, Toast.LENGTH_SHORT).show()
+    Toasty.normal(this, message).show()
 }

-fun JSONObject.putOpt(pair: Pair<String, Any?>) {
-    put(pair.first, pair.second)
+/**
+ * Shows a toast message with the given resource ID.
+ *
+ * @param message The resource ID of the message to show.
+ */
+fun Context.toastSuccess(message: Int) {
+    Toasty.success(this, message, Toast.LENGTH_SHORT, true).show()
 }

-fun JSONObject.putOpt(pairs: Map<String, Any?>) {
-    pairs.forEach { put(it.key, it.value) }
+/**
+ * Shows a toast message with the given text.
+ *
+ * @param message The text of the message to show.
+ */
+fun Context.toastSuccess(message: CharSequence) {
+    Toasty.success(this, message, Toast.LENGTH_SHORT, true).show()
+}
+
+/**
+ * Shows a toast message with the given resource ID.
+ *
+ * @param message The resource ID of the message to show.
+ */
+fun Context.toastError(message: Int) {
+    Toasty.error(this, message, Toast.LENGTH_SHORT, true).show()
+}
+
+/**
+ * Shows a toast message with the given text.
+ *
+ * @param message The text of the message to show.
+ */
+fun Context.toastError(message: CharSequence) {
+    Toasty.error(this, message, Toast.LENGTH_SHORT, true).show()
 }

 const val THRESHOLD = 1000L
 const val DIVISOR = 1024.0

+/**
+ * Converts a Long value to a speed string.
+ *
+ * @return The speed string.
+ */
 fun Long.toSpeedString(): String = this.toTrafficString() + "/s"

+/**
+ * Converts a Long value to a traffic string.
+ *
+ * @return The traffic string.
+ */
 fun Long.toTrafficString(): String {
    val units = arrayOf("B", "KB", "MB", "GB", "TB", "PB")
    var size = this.toDouble()
@@ -46,23 +94,40 @@ fun Long.toTrafficString(): String {
        size /= DIVISOR
        unitIndex++
    }
-    return String.format("%.1f %s", size, units[unitIndex])
+    return String.format(Locale.getDefault(), "%.1f %s", size, units[unitIndex])
 }

-val URLConnection.responseLength: Long
-    get() = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
-        contentLengthLong
-    } else {
-        contentLength.toLong()
-    }
-
 val URI.idnHost: String
    get() = host?.replace("[", "")?.replace("]", "").orEmpty()

-fun String.removeWhiteSpace(): String = replace("\\s+".toRegex(), "")
+/**
+ * Removes all whitespace from the string.
+ *
+ * @return The string without whitespace.
+ */
+fun String?.removeWhiteSpace(): String? = this?.replace(" ", "")

+/**
+ * Returns null if the string is null or blank, otherwise returns the string itself.
+ *
+ * @return The string or null.
+ */
+fun String?.nullIfBlank(): String? = this?.takeIf { it.isNotBlank() }
+
+/**
+ * Converts the string to a Long value, or returns 0 if the conversion fails.
+ *
+ * @return The Long value.
+ */
 fun String.toLongEx(): Long = toLongOrNull() ?: 0

+/**
+ * Listens for package changes and executes a callback when a change occurs.
+ *
+ * @param onetime Whether to unregister the receiver after the first callback.
+ * @param callback The callback to execute when a package change occurs.
+ * @return The BroadcastReceiver that was registered.
+ */
 fun Context.listenForPackageChanges(onetime: Boolean = true, callback: () -> Unit) =
    object : BroadcastReceiver() {
        override fun onReceive(context: Context, intent: Intent) {
@@ -85,14 +150,73 @@ fun Context.listenForPackageChanges(onetime: Boolean = true, callback: () -> Uni
        }
    }

+/**
+ * Retrieves a serializable object from the Bundle.
+ *
+ * @param key The key of the serializable object.
+ * @return The serializable object, or null if not found.
+ */
 inline fun <reified T : Serializable> Bundle.serializable(key: String): T? = when {
    Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU -> getSerializable(key, T::class.java)
    else -> @Suppress("DEPRECATION") getSerializable(key) as? T
 }

+/**
+ * Retrieves a serializable object from the Intent.
+ *
+ * @param key The key of the serializable object.
+ * @return The serializable object, or null if not found.
+ */
 inline fun <reified T : Serializable> Intent.serializable(key: String): T? = when {
    Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU -> getSerializableExtra(key, T::class.java)
    else -> @Suppress("DEPRECATION") getSerializableExtra(key) as? T
 }

-inline fun CharSequence?.isNotNullEmpty(): Boolean = (this != null && this.isNotEmpty())
+/**
+ * Checks if the CharSequence is not null and not empty.
+ *
+ * @return True if the CharSequence is not null and not empty, false otherwise.
+ */
+fun CharSequence?.isNotNullEmpty(): Boolean = !this.isNullOrBlank()
+
+fun String.concatUrl(vararg paths: String): String {
+    val builder = StringBuilder(this.trimEnd('/'))
+
+    paths.forEach { path ->
+        val trimmedPath = path.trim('/')
+        if (trimmedPath.isNotEmpty()) {
+            builder.append('/').append(trimmedPath)
+        }
+    }
+
+    return builder.toString()
+}
+
+/**
+ * Helper function to match text either by Regex or literal string.
+ */
+fun String.matchesPattern(regex: Regex?, keyword: String?, ignoreCase: Boolean = true): Boolean {
+    if (keyword.isNullOrEmpty()) {
+        return true
+    }
+    return regex?.containsMatchIn(this)
+        ?: this.contains(keyword, ignoreCase = ignoreCase)
+}
+
+/**
+ * Checks if the config type is a group type (PolicyGroup or ProxyChain).
+ *
+ * @return True if the config type is PolicyGroup or ProxyChain, false otherwise.
+ */
+fun EConfigType.isGroupType(): Boolean {
+    return this == EConfigType.POLICYGROUP || this == EConfigType.PROXYCHAIN
+}
+
+/**
+ * Checks if the config type is a complex type (Custom, PolicyGroup, or ProxyChain).
+ *
+ * @return True if the config type is Custom, PolicyGroup, or ProxyChain, false otherwise.
+ */
+fun EConfigType.isComplexType(): Boolean {
+    return this == EConfigType.CUSTOM || this == EConfigType.POLICYGROUP || this == EConfigType.PROXYCHAIN
+}
@@ -1,20 +1,26 @@
 package com.v2ray.ang.fmt

-import com.v2ray.ang.dto.EConfigType
-import com.v2ray.ang.dto.ProfileItem
 import com.v2ray.ang.dto.V2rayConfig
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.enums.EConfigType
 import com.v2ray.ang.util.JsonUtil

 object CustomFmt : FmtBase() {
-    fun parse(str: String): ProfileItem? {
+    /**
+     * Parses a JSON string into a ProfileItem object.
+     *
+     * @param str the JSON string to parse
+     * @return the parsed ProfileItem object, or null if parsing fails
+     */
+    fun parse(str: String): ProfileItem {
        val config = ProfileItem.create(EConfigType.CUSTOM)

        val fullConfig = JsonUtil.fromJson(str, V2rayConfig::class.java)
-        val outbound = fullConfig.getProxyOutbound()
+        val outbound = fullConfig?.getProxyOutbound()

        config.remarks = fullConfig?.remarks ?: System.currentTimeMillis().toString()
        config.server = outbound?.getServerAddress()
-        config.serverPort = outbound?.getServerPort().toString()
+        config.serverPort = outbound?.getServerPort()?.toString()

        return config
    }
@@ -1,44 +1,65 @@
 package com.v2ray.ang.fmt

 import com.v2ray.ang.AppConfig
-import com.v2ray.ang.dto.NetworkType
-import com.v2ray.ang.dto.ProfileItem
-import com.v2ray.ang.extension.isNotNullEmpty
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.enums.NetworkType
+import com.v2ray.ang.extension.nullIfBlank
+import com.v2ray.ang.util.HttpUtil
 import com.v2ray.ang.util.Utils
 import java.net.URI

 open class FmtBase {
+    /**
+     * Converts a ProfileItem object to a URI string.
+     *
+     * @param config the ProfileItem object to convert
+     * @param userInfo the user information to include in the URI
+     * @param dicQuery the query parameters to include in the URI
+     * @return the converted URI string
+     */
    fun toUri(config: ProfileItem, userInfo: String?, dicQuery: HashMap<String, String>?): String {
        val query = if (dicQuery != null)
-            ("?" + dicQuery.toList().joinToString(
+            "?" + dicQuery.toList().joinToString(
                separator = "&",
-                transform = { it.first + "=" + Utils.urlEncode(it.second) }))
+                transform = { it.first + "=" + Utils.encodeURIComponent(it.second) })
        else ""

        val url = String.format(
            "%s@%s:%s",
-            Utils.urlEncode(userInfo ?: ""),
-            Utils.getIpv6Address(config.server),
+            Utils.encodeURIComponent(userInfo ?: ""),
+            Utils.getIpv6Address(HttpUtil.toIdnDomain(config.server.orEmpty())),
            config.serverPort
        )

-        return "${url}${query}#${Utils.urlEncode(config.remarks)}"
+        return "${url}${query}#${Utils.encodeURIComponent(config.remarks)}"
    }

+    /**
+     * Extracts query parameters from a URI.
+     *
+     * @param uri the URI to extract query parameters from
+     * @return a map of query parameters
+     */
    fun getQueryParam(uri: URI): Map<String, String> {
        return uri.rawQuery.split("&")
-            .associate { it.split("=").let { (k, v) -> k to Utils.urlDecode(v) } }
+            .associate { it.split("=").let { (k, v) -> k to Utils.decodeURIComponent(v) } }
    }

-    fun getItemFormQuery(config: ProfileItem, queryParam: Map<String, String>, allowInsecure: Boolean) {
+    /**
+     * Populates a ProfileItem object with values from query parameters.
+     *
+     * @param config the ProfileItem object to populate
+     * @param queryParam the query parameters to use for populating the ProfileItem
+     */
+    fun getItemFormQuery(config: ProfileItem, queryParam: Map<String, String>) {
        config.network = queryParam["type"] ?: NetworkType.TCP.type
-        //TODO
-        if (config.network == NetworkType.SPLIT_HTTP.type) config.network = NetworkType.XHTTP.type
        config.headerType = queryParam["headerType"]
        config.host = queryParam["host"]
        config.path = queryParam["path"]

        config.seed = queryParam["seed"]
+        config.kcpMtu = queryParam["mtu"]?.toIntOrNull()
+        config.kcpTti = queryParam["tti"]?.toIntOrNull()
        config.quicSecurity = queryParam["quicSecurity"]
        config.quicKey = queryParam["key"]
        config.mode = queryParam["mode"]
@@ -46,35 +67,59 @@ open class FmtBase {
        config.authority = queryParam["authority"]
        config.xhttpMode = queryParam["mode"]
        config.xhttpExtra = queryParam["extra"]
+        config.finalMask = queryParam["fm"]

        config.security = queryParam["security"]
        if (config.security != AppConfig.TLS && config.security != AppConfig.REALITY) {
            config.security = null
        }
-        config.insecure = if (queryParam["allowInsecure"].isNullOrEmpty()) {
-            allowInsecure
-        } else {
-            queryParam["allowInsecure"].orEmpty() == "1"
+        // Support multiple possible query keys for allowInsecure like the C# implementation
+        val allowInsecureKeys = arrayOf("insecure", "allowInsecure", "allow_insecure")
+        config.insecure = when {
+            allowInsecureKeys.any { queryParam[it] == "1" } -> true
+            allowInsecureKeys.any { queryParam[it] == "0" } -> false
+            else -> false
        }
        config.sni = queryParam["sni"]
        config.fingerPrint = queryParam["fp"]
        config.alpn = queryParam["alpn"]
+        config.echConfigList = queryParam["ech"]
+        config.pinnedCA256 = queryParam["pcs"]
        config.publicKey = queryParam["pbk"]
        config.shortId = queryParam["sid"]
        config.spiderX = queryParam["spx"]
+        config.mldsa65Verify = queryParam["pqv"]
        config.flow = queryParam["flow"]
    }

+    /**
+     * Creates a map of query parameters from a ProfileItem object.
+     *
+     * @param config the ProfileItem object to create query parameters from
+     * @return a map of query parameters
+     */
    fun getQueryDic(config: ProfileItem): HashMap<String, String> {
        val dicQuery = HashMap<String, String>()
        dicQuery["security"] = config.security?.ifEmpty { "none" }.orEmpty()
-        config.sni.let { if (it.isNotNullEmpty()) dicQuery["sni"] = it.orEmpty() }
-        config.alpn.let { if (it.isNotNullEmpty()) dicQuery["alpn"] = it.orEmpty() }
-        config.fingerPrint.let { if (it.isNotNullEmpty()) dicQuery["fp"] = it.orEmpty() }
-        config.publicKey.let { if (it.isNotNullEmpty()) dicQuery["pbk"] = it.orEmpty() }
-        config.shortId.let { if (it.isNotNullEmpty()) dicQuery["sid"] = it.orEmpty() }
-        config.spiderX.let { if (it.isNotNullEmpty()) dicQuery["spx"] = it.orEmpty() }
-        config.flow.let { if (it.isNotNullEmpty()) dicQuery["flow"] = it.orEmpty() }
+        config.sni?.nullIfBlank()?.let { dicQuery["sni"] = it }
+        config.alpn?.nullIfBlank()?.let { dicQuery["alpn"] = it }
+        config.echConfigList?.nullIfBlank()?.let { dicQuery["ech"] = it }
+        config.pinnedCA256?.nullIfBlank()?.let { dicQuery["pcs"] = it }
+        config.fingerPrint?.nullIfBlank()?.let { dicQuery["fp"] = it }
+        config.publicKey?.nullIfBlank()?.let { dicQuery["pbk"] = it }
+        config.shortId?.nullIfBlank()?.let { dicQuery["sid"] = it }
+        config.spiderX?.nullIfBlank()?.let { dicQuery["spx"] = it }
+        config.mldsa65Verify?.nullIfBlank()?.let { dicQuery["pqv"] = it }
+        config.flow?.nullIfBlank()?.let { dicQuery["flow"] = it }
+        config.finalMask?.nullIfBlank()?.let { dicQuery["fm"] = it }
+        config.kcpMtu?.let { dicQuery["mtu"] = it.toString() }
+        config.kcpTti?.let { dicQuery["tti"] = it.toString() }
+        // Add two keys for compatibility: "insecure" and "allowInsecure"
+        if (config.security == AppConfig.TLS) {
+            val insecureFlag = if (config.insecure == true) "1" else "0"
+            dicQuery["insecure"] = insecureFlag
+            dicQuery["allowInsecure"] = insecureFlag
+        }

        val networkType = NetworkType.fromString(config.network)
        dicQuery["type"] = networkType.type
@@ -82,46 +127,47 @@ open class FmtBase {
        when (networkType) {
            NetworkType.TCP -> {
                dicQuery["headerType"] = config.headerType?.ifEmpty { "none" }.orEmpty()
-                config.host.let { if (it.isNotNullEmpty()) dicQuery["host"] = it.orEmpty() }
+                config.host?.nullIfBlank()?.let { dicQuery["host"] = it }
            }

            NetworkType.KCP -> {
                dicQuery["headerType"] = config.headerType?.ifEmpty { "none" }.orEmpty()
-                config.seed.let { if (it.isNotNullEmpty()) dicQuery["seed"] = it.orEmpty() }
+                config.seed?.nullIfBlank()?.let { dicQuery["seed"] = it }
            }

            NetworkType.WS, NetworkType.HTTP_UPGRADE -> {
-                config.host.let { if (it.isNotNullEmpty()) dicQuery["host"] = it.orEmpty() }
-                config.path.let { if (it.isNotNullEmpty()) dicQuery["path"] = it.orEmpty() }
+                config.host?.nullIfBlank()?.let { dicQuery["host"] = it }
+                config.path?.nullIfBlank()?.let { dicQuery["path"] = it }
            }

-            NetworkType.SPLIT_HTTP, NetworkType.XHTTP -> {
-                config.host.let { if (it.isNotNullEmpty()) dicQuery["host"] = it.orEmpty() }
-                config.path.let { if (it.isNotNullEmpty()) dicQuery["path"] = it.orEmpty() }
-                config.xhttpMode.let { if (it.isNotNullEmpty()) dicQuery["mode"] = it.orEmpty() }
-                config.xhttpExtra.let { if (it.isNotNullEmpty()) dicQuery["extra"] = it.orEmpty() }
+            NetworkType.XHTTP -> {
+                config.host?.nullIfBlank()?.let { dicQuery["host"] = it }
+                config.path?.nullIfBlank()?.let { dicQuery["path"] = it }
+                config.xhttpMode?.nullIfBlank()?.let { dicQuery["mode"] = it }
+                config.xhttpExtra?.nullIfBlank()?.let { dicQuery["extra"] = it }
            }

            NetworkType.HTTP, NetworkType.H2 -> {
                dicQuery["type"] = "http"
-                config.host.let { if (it.isNotNullEmpty()) dicQuery["host"] = it.orEmpty() }
-                config.path.let { if (it.isNotNullEmpty()) dicQuery["path"] = it.orEmpty() }
+                config.host?.nullIfBlank()?.let { dicQuery["host"] = it }
+                config.path?.nullIfBlank()?.let { dicQuery["path"] = it }
            }

 //            NetworkType.QUIC -> {
 //                dicQuery["headerType"] = config.headerType?.ifEmpty { "none" }.orEmpty()
-//                config.quicSecurity.let { if (it.isNotNullEmpty()) dicQuery["quicSecurity"] = it.orEmpty() }
-//                config.quicKey.let { if (it.isNotNullEmpty()) dicQuery["key"] = it.orEmpty() }
+//                config.quicSecurity?.nullIfBlank()?.let { dicQuery["quicSecurity"] = it }
+//                config.quicKey?.nullIfBlank()?.let { dicQuery["key"] = it }
 //            }

            NetworkType.GRPC -> {
-                config.mode.let { if (it.isNotNullEmpty()) dicQuery["mode"] = it.orEmpty() }
-                config.authority.let { if (it.isNotNullEmpty()) dicQuery["authority"] = it.orEmpty() }
-                config.serviceName.let { if (it.isNotNullEmpty()) dicQuery["serviceName"] = it.orEmpty() }
+                config.mode?.nullIfBlank()?.let { dicQuery["mode"] = it }
+                config.authority?.nullIfBlank()?.let { dicQuery["authority"] = it }
+                config.serviceName?.nullIfBlank()?.let { dicQuery["serviceName"] = it }
            }
+
+            else -> {}
        }

        return dicQuery
    }
-
-}
+}
@@ -1,28 +0,0 @@
-package com.v2ray.ang.fmt
-
-import com.v2ray.ang.dto.EConfigType
-import com.v2ray.ang.dto.ProfileItem
-import com.v2ray.ang.dto.V2rayConfig.OutboundBean
-import com.v2ray.ang.extension.isNotNullEmpty
-import kotlin.text.orEmpty
-
-object HttpFmt : FmtBase() {
-    fun toOutbound(profileItem: ProfileItem): OutboundBean? {
-        val outboundBean = OutboundBean.create(EConfigType.HTTP)
-
-        outboundBean?.settings?.servers?.first()?.let { server ->
-            server.address = profileItem.server.orEmpty()
-            server.port = profileItem.serverPort.orEmpty().toInt()
-            if (profileItem.username.isNotNullEmpty()) {
-                val socksUsersBean = OutboundBean.OutSettingsBean.ServersBean.SocksUsersBean()
-                socksUsersBean.user = profileItem.username.orEmpty()
-                socksUsersBean.pass = profileItem.password.orEmpty()
-                server.users = listOf(socksUsersBean)
-            }
-        }
-
-        return outboundBean
-    }
-
-
-}
@@ -1,56 +1,64 @@
 package com.v2ray.ang.fmt

 import com.v2ray.ang.AppConfig
-import com.v2ray.ang.AppConfig.LOOPBACK
-import com.v2ray.ang.dto.EConfigType
-import com.v2ray.ang.dto.Hysteria2Bean
-import com.v2ray.ang.dto.ProfileItem
-import com.v2ray.ang.dto.V2rayConfig.OutboundBean
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.enums.EConfigType
+import com.v2ray.ang.enums.NetworkType
 import com.v2ray.ang.extension.idnHost
 import com.v2ray.ang.extension.isNotNullEmpty
+import com.v2ray.ang.extension.nullIfBlank
 import com.v2ray.ang.handler.MmkvManager
 import com.v2ray.ang.util.Utils
 import java.net.URI

 object Hysteria2Fmt : FmtBase() {
-    fun parse(str: String): ProfileItem? {
-        var allowInsecure = MmkvManager.decodeSettingsBool(AppConfig.PREF_ALLOW_INSECURE, false)
+    /**
+     * Parses a Hysteria2 URI string into a ProfileItem object.
+     *
+     * @param str the Hysteria2 URI string to parse
+     * @return the parsed ProfileItem object, or null if parsing fails
+     */
+    fun parse(str: String): ProfileItem {
        val config = ProfileItem.create(EConfigType.HYSTERIA2)

        val uri = URI(Utils.fixIllegalUrl(str))
-        config.remarks = Utils.urlDecode(uri.fragment.orEmpty())
+        config.remarks = Utils.decodeURIComponent(uri.fragment.orEmpty()).let { it.ifEmpty { "none" } }
        config.server = uri.idnHost
        config.serverPort = uri.port.toString()
        config.password = uri.userInfo
        config.security = AppConfig.TLS
+        config.network = NetworkType.HYSTERIA.type

        if (!uri.rawQuery.isNullOrEmpty()) {
            val queryParam = getQueryParam(uri)

-            config.security = queryParam["security"] ?: AppConfig.TLS
-            config.insecure = if (queryParam["insecure"].isNullOrEmpty()) {
-                allowInsecure
-            } else {
-                queryParam["insecure"].orEmpty() == "1"
-            }
-            config.sni = queryParam["sni"]
-            config.alpn = queryParam["alpn"]
+            getItemFormQuery(config, queryParam)

+            config.security = queryParam["security"] ?: AppConfig.TLS
            config.obfsPassword = queryParam["obfs-password"]
            config.portHopping = queryParam["mport"]
-            config.pinSHA256 = queryParam["pinSHA256"]
+            if (config.portHopping.isNotNullEmpty()) {
+                config.portHoppingInterval = queryParam["mportHopInt"]
+            }
+            config.pinnedCA256 = queryParam["pinSHA256"]

        }

        return config
    }

+    /**
+     * Converts a ProfileItem object to a URI string.
+     *
+     * @param config the ProfileItem object to convert
+     * @return the converted URI string
+     */
    fun toUri(config: ProfileItem): String {
        val dicQuery = HashMap<String, String>()

        config.security.let { if (it != null) dicQuery["security"] = it }
-        config.sni.let { if (it.isNotNullEmpty()) dicQuery["sni"] = it.orEmpty() }
-        config.alpn.let { if (it.isNotNullEmpty()) dicQuery["alpn"] = it.orEmpty() }
+        config.sni?.nullIfBlank()?.let { dicQuery["sni"] = it }
+        config.alpn?.nullIfBlank()?.let { dicQuery["alpn"] = it }
        config.insecure.let { dicQuery["insecure"] = if (it == true) "1" else "0" }

        if (config.obfsPassword.isNotNullEmpty()) {
@@ -60,61 +68,43 @@ object Hysteria2Fmt : FmtBase() {
        if (config.portHopping.isNotNullEmpty()) {
            dicQuery["mport"] = config.portHopping.orEmpty()
        }
-        if (config.pinSHA256.isNotNullEmpty()) {
-            dicQuery["pinSHA256"] = config.pinSHA256.orEmpty()
+        if (config.portHoppingInterval.isNotNullEmpty()) {
+            val rawInterval = config.portHoppingInterval?.trim().nullIfBlank()
+            val interval = if (rawInterval == null) {
+                null
+            } else {
+                val singleValue = rawInterval.toIntOrNull()
+                if (singleValue != null) {
+                    if (singleValue < 5) {
+                        null
+                    } else {
+                        rawInterval
+                    }
+                } else {
+                    val parts = rawInterval.split('-')
+                    if (parts.size == 2) {
+                        val start = parts[0].trim().toIntOrNull()
+                        val end = parts[1].trim().toIntOrNull()
+                        if (start != null && end != null) {
+                            val minStart = maxOf(5, start)
+                            val minEnd = maxOf(minStart, end)
+                            (minStart + minEnd) / 2
+                        } else {
+                            null
+                        }
+                    } else {
+                        null
+                    }
+                }
+            }
+            if (interval != null) {
+                dicQuery["mportHopInt"] = interval.toString()
+            }
+        }
+        if (config.pinnedCA256.isNotNullEmpty()) {
+            dicQuery["pinSHA256"] = config.pinnedCA256.orEmpty()
        }

        return toUri(config, config.password, dicQuery)
    }
-
-    fun toNativeConfig(config: ProfileItem, socksPort: Int): Hysteria2Bean? {
-
-        val obfs = if (config.obfsPassword.isNullOrEmpty()) null else
-            Hysteria2Bean.ObfsBean(
-                type = "salamander",
-                salamander = Hysteria2Bean.ObfsBean.SalamanderBean(
-                    password = config.obfsPassword
-                )
-            )
-
-        val transport = if (config.portHopping.isNullOrEmpty()) null else
-            Hysteria2Bean.TransportBean(
-                type = "udp",
-                udp = Hysteria2Bean.TransportBean.TransportUdpBean(
-                    hopInterval = (config.portHoppingInterval ?: "30") + "s"
-                )
-            )
-
-        val server =
-            if (config.portHopping.isNullOrEmpty())
-                config.getServerAddressAndPort()
-            else
-                Utils.getIpv6Address(config.server) + ":" + config.portHopping
-
-        val bean = Hysteria2Bean(
-            server = server,
-            auth = config.password,
-            obfs = obfs,
-            transport = transport,
-            socks5 = Hysteria2Bean.Socks5Bean(
-                listen = "$LOOPBACK:${socksPort}",
-            ),
-            http = Hysteria2Bean.Socks5Bean(
-                listen = "$LOOPBACK:${socksPort}",
-            ),
-            tls = Hysteria2Bean.TlsBean(
-                sni = config.sni ?: config.server,
-                insecure = config.insecure,
-                pinSHA256 = if (config.pinSHA256.isNullOrEmpty()) null else config.pinSHA256
-            )
-        )
-        return bean
-    }
-
-
-    fun toOutbound(profileItem: ProfileItem): OutboundBean? {
-        val outboundBean = OutboundBean.create(EConfigType.HYSTERIA2)
-        return outboundBean
-    }
-
 }
@@ -1,18 +1,31 @@
 package com.v2ray.ang.fmt

-import com.v2ray.ang.dto.EConfigType
-import com.v2ray.ang.dto.NetworkType
-import com.v2ray.ang.dto.ProfileItem
-import com.v2ray.ang.dto.V2rayConfig.OutboundBean
+import com.v2ray.ang.AppConfig
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.enums.EConfigType
+import com.v2ray.ang.enums.NetworkType
 import com.v2ray.ang.extension.idnHost
+import com.v2ray.ang.util.LogUtil
 import com.v2ray.ang.util.Utils
 import java.net.URI

 object ShadowsocksFmt : FmtBase() {
+    /**
+     * Parses a Shadowsocks URI string into a ProfileItem object.
+     *
+     * @param str the Shadowsocks URI string to parse
+     * @return the parsed ProfileItem object, or null if parsing fails
+     */
    fun parse(str: String): ProfileItem? {
        return parseSip002(str) ?: parseLegacy(str)
    }

+    /**
+     * Parses a SIP002 Shadowsocks URI string into a ProfileItem object.
+     *
+     * @param str the SIP002 Shadowsocks URI string to parse
+     * @return the parsed ProfileItem object, or null if parsing fails
+     */
    fun parseSip002(str: String): ProfileItem? {
        val config = ProfileItem.create(EConfigType.SHADOWSOCKS)

@@ -21,7 +34,7 @@ object ShadowsocksFmt : FmtBase() {
        if (uri.port <= 0) return null
        if (uri.userInfo.isNullOrEmpty()) return null

-        config.remarks = Utils.urlDecode(uri.fragment.orEmpty())
+        config.remarks = Utils.decodeURIComponent(uri.fragment.orEmpty()).let { it.ifEmpty { "none" } }
        config.server = uri.idnHost
        config.serverPort = uri.port.toString()

@@ -55,6 +68,12 @@ object ShadowsocksFmt : FmtBase() {
        return config
    }

+    /**
+     * Parses a legacy Shadowsocks URI string into a ProfileItem object.
+     *
+     * @param str the legacy Shadowsocks URI string to parse
+     * @return the parsed ProfileItem object, or null if parsing fails
+     */
    fun parseLegacy(str: String): ProfileItem? {
        val config = ProfileItem.create(EConfigType.SHADOWSOCKS)
        var result = str.replace(EConfigType.SHADOWSOCKS.protocolScheme, "")
@@ -62,9 +81,9 @@ object ShadowsocksFmt : FmtBase() {
        if (indexSplit > 0) {
            try {
                config.remarks =
-                    Utils.urlDecode(result.substring(indexSplit + 1, result.length))
+                    Utils.decodeURIComponent(result.substring(indexSplit + 1, result.length))
            } catch (e: Exception) {
-                e.printStackTrace()
+                LogUtil.e(AppConfig.TAG, "Failed to decode remarks in SS legacy URL", e)
            }

            result = result.substring(0, indexSplit)
@@ -92,48 +111,15 @@ object ShadowsocksFmt : FmtBase() {
        return config
    }

+    /**
+     * Converts a ProfileItem object to a URI string.
+     *
+     * @param config the ProfileItem object to convert
+     * @return the converted URI string
+     */
    fun toUri(config: ProfileItem): String {
        val pw = "${config.method}:${config.password}"

-        return toUri(config, Utils.encode(pw), null)
+        return toUri(config, Utils.encode(pw, true), null)
    }
-
-    fun toOutbound(profileItem: ProfileItem): OutboundBean? {
-        val outboundBean = OutboundBean.create(EConfigType.SHADOWSOCKS)
-
-        outboundBean?.settings?.servers?.first()?.let { server ->
-            server.address = profileItem.server.orEmpty()
-            server.port = profileItem.serverPort.orEmpty().toInt()
-            server.password = profileItem.password
-            server.method = profileItem.method
-        }
-
-        val sni = outboundBean?.streamSettings?.populateTransportSettings(
-            profileItem.network.orEmpty(),
-            profileItem.headerType,
-            profileItem.host,
-            profileItem.path,
-            profileItem.seed,
-            profileItem.quicSecurity,
-            profileItem.quicKey,
-            profileItem.mode,
-            profileItem.serviceName,
-            profileItem.authority,
-        )
-
-        outboundBean?.streamSettings?.populateTlsSettings(
-            profileItem.security.orEmpty(),
-            profileItem.insecure == true,
-            if (profileItem.sni.isNullOrEmpty()) sni else profileItem.sni,
-            profileItem.fingerPrint,
-            profileItem.alpn,
-            profileItem.publicKey,
-            profileItem.shortId,
-            profileItem.spiderX,
-        )
-
-        return outboundBean
-    }
-
-
 }
@@ -1,15 +1,19 @@
 package com.v2ray.ang.fmt

-import com.v2ray.ang.dto.EConfigType
-import com.v2ray.ang.dto.ProfileItem
-import com.v2ray.ang.dto.V2rayConfig.OutboundBean
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.enums.EConfigType
 import com.v2ray.ang.extension.idnHost
 import com.v2ray.ang.extension.isNotNullEmpty
 import com.v2ray.ang.util.Utils
 import java.net.URI
-import kotlin.text.orEmpty

 object SocksFmt : FmtBase() {
+    /**
+     * Parses a Socks URI string into a ProfileItem object.
+     *
+     * @param str the Socks URI string to parse
+     * @return the parsed ProfileItem object, or null if parsing fails
+     */
    fun parse(str: String): ProfileItem? {
        val config = ProfileItem.create(EConfigType.SOCKS)

@@ -17,12 +21,16 @@ object SocksFmt : FmtBase() {
        if (uri.idnHost.isEmpty()) return null
        if (uri.port <= 0) return null

-        config.remarks = Utils.urlDecode(uri.fragment.orEmpty())
+        config.remarks = Utils.decodeURIComponent(uri.fragment.orEmpty()).let { it.ifEmpty { "none" } }
        config.server = uri.idnHost
        config.serverPort = uri.port.toString()

        if (uri.userInfo?.isEmpty() == false) {
-            val result = Utils.decode(uri.userInfo).split(":", limit = 2)
+            val result = if (uri.userInfo.contains(":")) {
+                uri.userInfo.split(":", limit = 2)
+            } else {
+                Utils.decode(uri.userInfo).split(":", limit = 2)
+            }
            if (result.count() == 2) {
                config.username = result.first()
                config.password = result.last()
@@ -32,6 +40,12 @@ object SocksFmt : FmtBase() {
        return config
    }

+    /**
+     * Converts a ProfileItem object to a URI string.
+     *
+     * @param config the ProfileItem object to convert
+     * @return the converted URI string
+     */
    fun toUri(config: ProfileItem): String {
        val pw =
            if (config.username.isNotNullEmpty())
@@ -39,24 +53,6 @@ object SocksFmt : FmtBase() {
            else
                ":"

-        return toUri(config, Utils.encode(pw), null)
+        return toUri(config, Utils.encode(pw, true), null)
    }
-
-    fun toOutbound(profileItem: ProfileItem): OutboundBean? {
-        val outboundBean = OutboundBean.create(EConfigType.SOCKS)
-
-        outboundBean?.settings?.servers?.first()?.let { server ->
-            server.address = profileItem.server.orEmpty()
-            server.port = profileItem.serverPort.orEmpty().toInt()
-            if (profileItem.username.isNotNullEmpty()) {
-                val socksUsersBean = OutboundBean.OutSettingsBean.ServersBean.SocksUsersBean()
-                socksUsersBean.user = profileItem.username.orEmpty()
-                socksUsersBean.pass = profileItem.password.orEmpty()
-                server.users = listOf(socksUsersBean)
-            }
-        }
-
-        return outboundBean
-    }
-
 }
@@ -1,23 +1,26 @@
 package com.v2ray.ang.fmt

 import com.v2ray.ang.AppConfig
-import com.v2ray.ang.dto.EConfigType
-import com.v2ray.ang.dto.NetworkType
-import com.v2ray.ang.dto.ProfileItem
-import com.v2ray.ang.dto.V2rayConfig.OutboundBean
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.enums.EConfigType
+import com.v2ray.ang.enums.NetworkType
 import com.v2ray.ang.extension.idnHost
 import com.v2ray.ang.handler.MmkvManager
 import com.v2ray.ang.util.Utils
 import java.net.URI
-import kotlin.text.orEmpty

 object TrojanFmt : FmtBase() {
-    fun parse(str: String): ProfileItem? {
-        var allowInsecure = MmkvManager.decodeSettingsBool(AppConfig.PREF_ALLOW_INSECURE, false)
+    /**
+     * Parses a Trojan URI string into a ProfileItem object.
+     *
+     * @param str the Trojan URI string to parse
+     * @return the parsed ProfileItem object, or null if parsing fails
+     */
+    fun parse(str: String): ProfileItem {
        val config = ProfileItem.create(EConfigType.TROJAN)

        val uri = URI(Utils.fixIllegalUrl(str))
-        config.remarks = Utils.urlDecode(uri.fragment.orEmpty())
+        config.remarks = Utils.decodeURIComponent(uri.fragment.orEmpty()).let { it.ifEmpty { "none" } }
        config.server = uri.idnHost
        config.serverPort = uri.port.toString()
        config.password = uri.userInfo
@@ -25,57 +28,26 @@ object TrojanFmt : FmtBase() {
        if (uri.rawQuery.isNullOrEmpty()) {
            config.network = NetworkType.TCP.type
            config.security = AppConfig.TLS
-            config.insecure = allowInsecure
+            config.insecure = false
        } else {
            val queryParam = getQueryParam(uri)

-            getItemFormQuery(config, queryParam, allowInsecure)
+            getItemFormQuery(config, queryParam)
            config.security = queryParam["security"] ?: AppConfig.TLS
        }

        return config
    }

+    /**
+     * Converts a ProfileItem object to a URI string.
+     *
+     * @param config the ProfileItem object to convert
+     * @return the converted URI string
+     */
    fun toUri(config: ProfileItem): String {
        val dicQuery = getQueryDic(config)

        return toUri(config, config.password, dicQuery)
    }
-
-    fun toOutbound(profileItem: ProfileItem): OutboundBean? {
-        val outboundBean = OutboundBean.create(EConfigType.TROJAN)
-
-        outboundBean?.settings?.servers?.first()?.let { server ->
-            server.address = profileItem.server.orEmpty()
-            server.port = profileItem.serverPort.orEmpty().toInt()
-            server.password = profileItem.password
-            server.flow = profileItem.flow
-        }
-
-        val sni = outboundBean?.streamSettings?.populateTransportSettings(
-            profileItem.network.orEmpty(),
-            profileItem.headerType,
-            profileItem.host,
-            profileItem.path,
-            profileItem.seed,
-            profileItem.quicSecurity,
-            profileItem.quicKey,
-            profileItem.mode,
-            profileItem.serviceName,
-            profileItem.authority,
-        )
-
-        outboundBean?.streamSettings?.populateTlsSettings(
-            profileItem.security.orEmpty(),
-            profileItem.insecure == true,
-            if (profileItem.sni.isNullOrEmpty()) sni else profileItem.sni,
-            profileItem.fingerPrint,
-            profileItem.alpn,
-            profileItem.publicKey,
-            profileItem.shortId,
-            profileItem.spiderX,
-        )
-
-        return outboundBean
-    }
 }
@@ -1,36 +1,45 @@
 package com.v2ray.ang.fmt

 import com.v2ray.ang.AppConfig
-import com.v2ray.ang.dto.EConfigType
-import com.v2ray.ang.dto.ProfileItem
-import com.v2ray.ang.dto.V2rayConfig.OutboundBean
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.enums.EConfigType
 import com.v2ray.ang.extension.idnHost
 import com.v2ray.ang.handler.MmkvManager
-import com.v2ray.ang.util.JsonUtil
 import com.v2ray.ang.util.Utils
 import java.net.URI

 object VlessFmt : FmtBase() {

+    /**
+     * Parses a Vless URI string into a ProfileItem object.
+     *
+     * @param str the Vless URI string to parse
+     * @return the parsed ProfileItem object, or null if parsing fails
+     */
    fun parse(str: String): ProfileItem? {
-        var allowInsecure = MmkvManager.decodeSettingsBool(AppConfig.PREF_ALLOW_INSECURE, false)
        val config = ProfileItem.create(EConfigType.VLESS)

        val uri = URI(Utils.fixIllegalUrl(str))
        if (uri.rawQuery.isNullOrEmpty()) return null
        val queryParam = getQueryParam(uri)

-        config.remarks = Utils.urlDecode(uri.fragment.orEmpty())
+        config.remarks = Utils.decodeURIComponent(uri.fragment.orEmpty()).let { it.ifEmpty { "none" } }
        config.server = uri.idnHost
        config.serverPort = uri.port.toString()
        config.password = uri.userInfo
        config.method = queryParam["encryption"] ?: "none"

-        getItemFormQuery(config, queryParam, allowInsecure)
+        getItemFormQuery(config, queryParam)

        return config
    }

+    /**
+     * Converts a ProfileItem object to a URI string.
+     *
+     * @param config the ProfileItem object to convert
+     * @return the converted URI string
+     */
    fun toUri(config: ProfileItem): String {
        val dicQuery = getQueryDic(config)
        dicQuery["encryption"] = config.method ?: "none"
@@ -38,46 +47,4 @@ object VlessFmt : FmtBase() {
        return toUri(config, config.password, dicQuery)
    }

-
-    fun toOutbound(profileItem: ProfileItem): OutboundBean? {
-        val outboundBean = OutboundBean.create(EConfigType.VLESS)
-
-        outboundBean?.settings?.vnext?.first()?.let { vnext ->
-            vnext.address = profileItem.server.orEmpty()
-            vnext.port = profileItem.serverPort.orEmpty().toInt()
-            vnext.users[0].id = profileItem.password.orEmpty()
-            vnext.users[0].encryption = profileItem.method
-            vnext.users[0].flow = profileItem.flow
-        }
-
-        val sni = outboundBean?.streamSettings?.populateTransportSettings(
-            profileItem.network.orEmpty(),
-            profileItem.headerType,
-            profileItem.host,
-            profileItem.path,
-            profileItem.seed,
-            profileItem.quicSecurity,
-            profileItem.quicKey,
-            profileItem.mode,
-            profileItem.serviceName,
-            profileItem.authority,
-        )
-        outboundBean?.streamSettings?.xhttpSettings?.mode = profileItem.xhttpMode
-        outboundBean?.streamSettings?.xhttpSettings?.extra = JsonUtil.parseString(profileItem.xhttpExtra)
-
-        outboundBean?.streamSettings?.populateTlsSettings(
-            profileItem.security.orEmpty(),
-            profileItem.insecure == true,
-            if (profileItem.sni.isNullOrEmpty()) sni else profileItem.sni,
-            profileItem.fingerPrint,
-            profileItem.alpn,
-            profileItem.publicKey,
-            profileItem.shortId,
-            profileItem.spiderX,
-        )
-
-        return outboundBean
-    }
-
-
 }
@@ -1,44 +1,47 @@
 package com.v2ray.ang.fmt

 import android.text.TextUtils
-import android.util.Log
 import com.v2ray.ang.AppConfig
-import com.v2ray.ang.dto.EConfigType
-import com.v2ray.ang.dto.NetworkType
-import com.v2ray.ang.dto.ProfileItem
-import com.v2ray.ang.dto.V2rayConfig.OutboundBean
 import com.v2ray.ang.dto.VmessQRCode
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.enums.EConfigType
+import com.v2ray.ang.enums.NetworkType
 import com.v2ray.ang.extension.idnHost
-import com.v2ray.ang.extension.isNotNullEmpty
+import com.v2ray.ang.extension.nullIfBlank
 import com.v2ray.ang.handler.MmkvManager
 import com.v2ray.ang.util.JsonUtil
+import com.v2ray.ang.util.LogUtil
 import com.v2ray.ang.util.Utils
 import java.net.URI
-import kotlin.text.orEmpty

 object VmessFmt : FmtBase() {
+    /**
+     * Parses a Vmess string into a ProfileItem object.
+     *
+     * @param str the Vmess string to parse
+     * @return the parsed ProfileItem object, or null if parsing fails
+     */
    fun parse(str: String): ProfileItem? {
        if (str.indexOf('?') > 0 && str.indexOf('&') > 0) {
            return parseVmessStd(str)
        }

-        var allowInsecure = MmkvManager.decodeSettingsBool(AppConfig.PREF_ALLOW_INSECURE, false)
        val config = ProfileItem.create(EConfigType.VMESS)

        var result = str.replace(EConfigType.VMESS.protocolScheme, "")
        result = Utils.decode(result)
        if (TextUtils.isEmpty(result)) {
-            Log.d(AppConfig.ANG_PACKAGE, "R.string.toast_decoding_failed")
+            LogUtil.w(AppConfig.TAG, "Toast decoding failed")
            return null
        }
-        val vmessQRCode = JsonUtil.fromJson(result, VmessQRCode::class.java)
+        val vmessQRCode = JsonUtil.fromJson(result, VmessQRCode::class.java) ?: return null
        // Although VmessQRCode fields are non null, looks like Gson may still create null fields
        if (TextUtils.isEmpty(vmessQRCode.add)
            || TextUtils.isEmpty(vmessQRCode.port)
            || TextUtils.isEmpty(vmessQRCode.id)
            || TextUtils.isEmpty(vmessQRCode.net)
        ) {
-            Log.d(AppConfig.ANG_PACKAGE, "R.string.toast_incorrect_protocol")
+            LogUtil.w(AppConfig.TAG, "Toast incorrect protocol")
            return null
        }

@@ -46,9 +49,13 @@ object VmessFmt : FmtBase() {
        config.server = vmessQRCode.add
        config.serverPort = vmessQRCode.port
        config.password = vmessQRCode.id
-        config.method = if (TextUtils.isEmpty(vmessQRCode.scy)) AppConfig.DEFAULT_SECURITY else vmessQRCode.scy
+        config.method =
+            if (TextUtils.isEmpty(vmessQRCode.scy)) AppConfig.DEFAULT_SECURITY else vmessQRCode.scy

-        config.network = vmessQRCode.net ?: NetworkType.TCP.type
+        config.network = vmessQRCode.net
+        if (config.network.isNullOrEmpty()) {
+            config.network = NetworkType.TCP.type
+        }
        config.headerType = vmessQRCode.type
        config.host = vmessQRCode.host
        config.path = vmessQRCode.path
@@ -68,18 +75,28 @@ object VmessFmt : FmtBase() {
                config.serviceName = vmessQRCode.path
                config.authority = vmessQRCode.host
            }
+
            else -> {}
        }

        config.security = vmessQRCode.tls
-        config.insecure = allowInsecure
        config.sni = vmessQRCode.sni
        config.fingerPrint = vmessQRCode.fp
        config.alpn = vmessQRCode.alpn
-
+        config.insecure = when (vmessQRCode.insecure) {
+            "1" -> true
+            "0" -> false
+            else -> false
+        }
        return config
    }

+    /**
+     * Converts a ProfileItem object to a URI string.
+     *
+     * @param config the ProfileItem object to convert
+     * @return the converted URI string
+     */
    fun toUri(config: ProfileItem): String {
        val vmessQRCode = VmessQRCode()

@@ -108,76 +125,50 @@ object VmessFmt : FmtBase() {
                vmessQRCode.path = config.serviceName.orEmpty()
                vmessQRCode.host = config.authority.orEmpty()
            }
+
            else -> {}
        }

-        config.host.let { if (it.isNotNullEmpty()) vmessQRCode.host = it.orEmpty() }
-        config.path.let { if (it.isNotNullEmpty()) vmessQRCode.path = it.orEmpty() }
+        config.host?.nullIfBlank()?.let { vmessQRCode.host = it }
+        config.path?.nullIfBlank()?.let { vmessQRCode.path = it }

        vmessQRCode.tls = config.security.orEmpty()
        vmessQRCode.sni = config.sni.orEmpty()
        vmessQRCode.fp = config.fingerPrint.orEmpty()
        vmessQRCode.alpn = config.alpn.orEmpty()
+        vmessQRCode.insecure = when (config.insecure) {
+            true -> "1"
+            false -> "0"
+            else -> ""
+        }

        val json = JsonUtil.toJson(vmessQRCode)
        return Utils.encode(json)
    }

+    /**
+     * Parses a standard Vmess URI string into a ProfileItem object.
+     *
+     * @param str the standard Vmess URI string to parse
+     * @return the parsed ProfileItem object, or null if parsing fails
+     */
    fun parseVmessStd(str: String): ProfileItem? {
-        val allowInsecure = MmkvManager.decodeSettingsBool(AppConfig.PREF_ALLOW_INSECURE, false)
        val config = ProfileItem.create(EConfigType.VMESS)

        val uri = URI(Utils.fixIllegalUrl(str))
        if (uri.rawQuery.isNullOrEmpty()) return null
        val queryParam = getQueryParam(uri)

-        config.remarks = Utils.urlDecode(uri.fragment.orEmpty())
+        config.remarks = Utils.decodeURIComponent(uri.fragment.orEmpty()).let { it.ifEmpty { "none" } }
        config.server = uri.idnHost
        config.serverPort = uri.port.toString()
        config.password = uri.userInfo
        config.method = AppConfig.DEFAULT_SECURITY

-        getItemFormQuery(config, queryParam, allowInsecure)
+        getItemFormQuery(config, queryParam)

        return config
    }


-    fun toOutbound(profileItem: ProfileItem): OutboundBean? {
-        val outboundBean = OutboundBean.create(EConfigType.VMESS)
-
-        outboundBean?.settings?.vnext?.first()?.let { vnext ->
-            vnext.address = profileItem.server.orEmpty()
-            vnext.port = profileItem.serverPort.orEmpty().toInt()
-            vnext.users[0].id = profileItem.password.orEmpty()
-            vnext.users[0].security = profileItem.method
-        }
-
-        val sni = outboundBean?.streamSettings?.populateTransportSettings(
-            profileItem.network.orEmpty(),
-            profileItem.headerType,
-            profileItem.host,
-            profileItem.path,
-            profileItem.seed,
-            profileItem.quicSecurity,
-            profileItem.quicKey,
-            profileItem.mode,
-            profileItem.serviceName,
-            profileItem.authority,
-        )
-
-        outboundBean?.streamSettings?.populateTlsSettings(
-            profileItem.security.orEmpty(),
-            profileItem.insecure == true,
-            if (profileItem.sni.isNullOrEmpty()) sni else profileItem.sni,
-            profileItem.fingerPrint,
-            profileItem.alpn,
-            null,
-            null,
-            null
-        )
-
-        return outboundBean
-    }
-
 }
@@ -1,16 +1,21 @@
 package com.v2ray.ang.fmt

 import com.v2ray.ang.AppConfig
-import com.v2ray.ang.AppConfig.WIREGUARD_LOCAL_ADDRESS_V4
-import com.v2ray.ang.dto.EConfigType
-import com.v2ray.ang.dto.ProfileItem
-import com.v2ray.ang.dto.V2rayConfig.OutboundBean
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.enums.EConfigType
 import com.v2ray.ang.extension.idnHost
+import com.v2ray.ang.extension.nullIfBlank
+import com.v2ray.ang.extension.removeWhiteSpace
 import com.v2ray.ang.util.Utils
 import java.net.URI
-import kotlin.text.orEmpty

 object WireguardFmt : FmtBase() {
+    /**
+     * Parses a URI string into a ProfileItem object.
+     *
+     * @param str the URI string to parse
+     * @return the parsed ProfileItem object, or null if parsing fails
+     */
    fun parse(str: String): ProfileItem? {
        val config = ProfileItem.create(EConfigType.WIREGUARD)

@@ -18,21 +23,27 @@ object WireguardFmt : FmtBase() {
        if (uri.rawQuery.isNullOrEmpty()) return null
        val queryParam = getQueryParam(uri)

-        config.remarks = Utils.urlDecode(uri.fragment.orEmpty())
+        config.remarks = Utils.decodeURIComponent(uri.fragment.orEmpty()).let { it.ifEmpty { "none" } }
        config.server = uri.idnHost
        config.serverPort = uri.port.toString()

        config.secretKey = uri.userInfo.orEmpty()
-        config.localAddress = (queryParam["address"] ?: WIREGUARD_LOCAL_ADDRESS_V4)
+        config.localAddress = queryParam["address"] ?: AppConfig.WIREGUARD_LOCAL_ADDRESS_V4
        config.publicKey = queryParam["publickey"].orEmpty()
-        config.preSharedKey = queryParam["presharedkey"].orEmpty()
+        config.preSharedKey = queryParam["presharedkey"]?.nullIfBlank()
        config.mtu = Utils.parseInt(queryParam["mtu"] ?: AppConfig.WIREGUARD_LOCAL_MTU)
-        config.reserved = (queryParam["reserved"] ?: "0,0,0")
+        config.reserved = queryParam["reserved"] ?: "0,0,0"

        return config
    }

-    fun parseWireguardConfFile(str: String): ProfileItem? {
+    /**
+     * Parses a Wireguard configuration file string into a ProfileItem object.
+     *
+     * @param str the Wireguard configuration file string to parse
+     * @return the parsed ProfileItem object, or null if parsing fails
+     */
+    fun parseWireguardConfFile(str: String): ProfileItem {
        val config = ProfileItem.create(EConfigType.WIREGUARD)

        val interfaceParams: MutableMap<String, String> = mutableMapOf()
@@ -68,10 +79,10 @@ object WireguardFmt : FmtBase() {

        config.secretKey = interfaceParams["privatekey"].orEmpty()
        config.remarks = System.currentTimeMillis().toString()
-        config.localAddress = interfaceParams["address"] ?: WIREGUARD_LOCAL_ADDRESS_V4
+        config.localAddress = interfaceParams["address"] ?: AppConfig.WIREGUARD_LOCAL_ADDRESS_V4
        config.mtu = Utils.parseInt(interfaceParams["mtu"] ?: AppConfig.WIREGUARD_LOCAL_MTU)
        config.publicKey = peerParams["publickey"].orEmpty()
-        config.preSharedKey = peerParams["presharedkey"].orEmpty()
+        config.preSharedKey = peerParams["presharedkey"]?.nullIfBlank()
        val endpoint = peerParams["endpoint"].orEmpty()
        val endpointParts = endpoint.split(":", limit = 2)
        if (endpointParts.size == 2) {
@@ -86,37 +97,26 @@ object WireguardFmt : FmtBase() {
        return config
    }

-    fun toOutbound(profileItem: ProfileItem): OutboundBean? {
-        val outboundBean = OutboundBean.create(EConfigType.WIREGUARD)
-
-        outboundBean?.settings?.let { wireguard ->
-            wireguard.secretKey = profileItem.secretKey
-            wireguard.address = (profileItem.localAddress ?: WIREGUARD_LOCAL_ADDRESS_V4).split(",")
-            wireguard.peers?.firstOrNull()?.let { peer ->
-                peer.publicKey = profileItem.publicKey.orEmpty()
-                peer.preSharedKey = profileItem.preSharedKey.orEmpty()
-                peer.endpoint = Utils.getIpv6Address(profileItem.server) + ":${profileItem.serverPort}"
-            }
-            wireguard.mtu = profileItem.mtu
-            wireguard.reserved = profileItem.reserved?.split(",")?.map { it.toInt() }
-        }
-
-        return outboundBean
-    }

+    /**
+     * Converts a ProfileItem object to a URI string.
+     *
+     * @param config the ProfileItem object to convert
+     * @return the converted URI string
+     */
    fun toUri(config: ProfileItem): String {
        val dicQuery = HashMap<String, String>()

        dicQuery["publickey"] = config.publicKey.orEmpty()
        if (config.reserved != null) {
-            dicQuery["reserved"] = Utils.removeWhiteSpace(config.reserved).orEmpty()
+            dicQuery["reserved"] = config.reserved.removeWhiteSpace().orEmpty()
        }
-        dicQuery["address"] = Utils.removeWhiteSpace(config.localAddress).orEmpty()
+        dicQuery["address"] = config.localAddress.removeWhiteSpace().orEmpty()
        if (config.mtu != null) {
            dicQuery["mtu"] = config.mtu.toString()
        }
        if (config.preSharedKey != null) {
-            dicQuery["presharedkey"] = Utils.removeWhiteSpace(config.preSharedKey).orEmpty()
+            dicQuery["presharedkey"] = config.preSharedKey.removeWhiteSpace().orEmpty()
        }

        return toUri(config, config.secretKey, dicQuery)
@@ -3,11 +3,16 @@ package com.v2ray.ang.handler
 import android.content.Context
 import android.graphics.Bitmap
 import android.text.TextUtils
-import android.util.Log
 import com.v2ray.ang.AppConfig
-import com.v2ray.ang.AppConfig.HY2
 import com.v2ray.ang.R
-import com.v2ray.ang.dto.*
+import com.v2ray.ang.core.CoreConfigManager
+import com.v2ray.ang.dto.SubscriptionUpdateResult
+import com.v2ray.ang.dto.UrlContentRequest
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.dto.entities.SubscriptionCache
+import com.v2ray.ang.dto.entities.SubscriptionItem
+import com.v2ray.ang.enums.EConfigType
+import com.v2ray.ang.extension.isNotNullEmpty
 import com.v2ray.ang.fmt.CustomFmt
 import com.v2ray.ang.fmt.Hysteria2Fmt
 import com.v2ray.ang.fmt.ShadowsocksFmt
@@ -16,94 +21,37 @@ import com.v2ray.ang.fmt.TrojanFmt
 import com.v2ray.ang.fmt.VlessFmt
 import com.v2ray.ang.fmt.VmessFmt
 import com.v2ray.ang.fmt.WireguardFmt
+import com.v2ray.ang.util.HttpUtil
 import com.v2ray.ang.util.JsonUtil
+import com.v2ray.ang.util.LogUtil
 import com.v2ray.ang.util.QRCodeDecoder
 import com.v2ray.ang.util.Utils
 import java.net.URI

 object AngConfigManager {
-    /**
-     * parse config form qrcode or...
-     */
-    private fun parseConfig(
-        str: String?,
-        subid: String,
-        subItem: SubscriptionItem?,
-        removedSelectedServer: ProfileItem?
-    ): Int {
-        try {
-            if (str == null || TextUtils.isEmpty(str)) {
-                return R.string.toast_none_data
-            }

-            val config = if (str.startsWith(EConfigType.VMESS.protocolScheme)) {
-                VmessFmt.parse(str)
-            } else if (str.startsWith(EConfigType.SHADOWSOCKS.protocolScheme)) {
-                ShadowsocksFmt.parse(str)
-            } else if (str.startsWith(EConfigType.SOCKS.protocolScheme)) {
-                SocksFmt.parse(str)
-            } else if (str.startsWith(EConfigType.TROJAN.protocolScheme)) {
-                TrojanFmt.parse(str)
-            } else if (str.startsWith(EConfigType.VLESS.protocolScheme)) {
-                VlessFmt.parse(str)
-            } else if (str.startsWith(EConfigType.WIREGUARD.protocolScheme)) {
-                WireguardFmt.parse(str)
-            } else if (str.startsWith(EConfigType.HYSTERIA2.protocolScheme) || str.startsWith(HY2)) {
-                Hysteria2Fmt.parse(str)
-            } else {
-                null
-            }
-
-            if (config == null) {
-                return R.string.toast_incorrect_protocol
-            }
-            //filter
-            if (subItem?.filter != null && subItem.filter?.isNotEmpty() == true && config.remarks.isNotEmpty()) {
-                val matched = Regex(pattern = subItem.filter ?: "")
-                    .containsMatchIn(input = config.remarks)
-                if (!matched) return -1
-            }
-
-            config.subscriptionId = subid
-            val guid = MmkvManager.encodeServerConfig("", config)
-            if (removedSelectedServer != null &&
-                config.server == removedSelectedServer.server && config.serverPort == removedSelectedServer.serverPort
-            ) {
-                MmkvManager.setSelectServer(guid)
-            }
-        } catch (e: Exception) {
-            e.printStackTrace()
-            return -1
-        }
-        return 0
+    // Parser mapping for different config types (lazy initialized)
+    private val configFmtParsers: Map<String, (String) -> ProfileItem?> by lazy {
+        mapOf(
+            EConfigType.VMESS.protocolScheme to VmessFmt::parse,
+            EConfigType.SHADOWSOCKS.protocolScheme to ShadowsocksFmt::parse,
+            EConfigType.SOCKS.protocolScheme to SocksFmt::parse,
+            AppConfig.SOCKS4 to SocksFmt::parse,
+            AppConfig.SOCKS5 to SocksFmt::parse,
+            EConfigType.TROJAN.protocolScheme to TrojanFmt::parse,
+            EConfigType.VLESS.protocolScheme to VlessFmt::parse,
+            EConfigType.WIREGUARD.protocolScheme to WireguardFmt::parse,
+            EConfigType.HYSTERIA2.protocolScheme to Hysteria2Fmt::parse,
+            AppConfig.HY2 to Hysteria2Fmt::parse
+        )
    }

    /**
-     * share config
-     */
-    private fun shareConfig(guid: String): String {
-        try {
-            val config = MmkvManager.decodeServerConfig(guid) ?: return ""
-
-            return config.configType.protocolScheme + when (config.configType) {
-                EConfigType.VMESS -> VmessFmt.toUri(config)
-                EConfigType.CUSTOM -> ""
-                EConfigType.SHADOWSOCKS -> ShadowsocksFmt.toUri(config)
-                EConfigType.SOCKS -> SocksFmt.toUri(config)
-                EConfigType.HTTP -> ""
-                EConfigType.VLESS -> VlessFmt.toUri(config)
-                EConfigType.TROJAN -> TrojanFmt.toUri(config)
-                EConfigType.WIREGUARD -> WireguardFmt.toUri(config)
-                EConfigType.HYSTERIA2 -> Hysteria2Fmt.toUri(config)
-            }
-        } catch (e: Exception) {
-            e.printStackTrace()
-            return ""
-        }
-    }
-
-    /**
-     * share2Clipboard
+     * Shares the configuration to the clipboard.
+     *
+     * @param context The context.
+     * @param guid The GUID of the configuration.
+     * @return The result code.
     */
    fun share2Clipboard(context: Context, guid: String): Int {
        try {
@@ -115,14 +63,18 @@ object AngConfigManager {
            Utils.setClipboard(context, conf)

        } catch (e: Exception) {
-            e.printStackTrace()
+            LogUtil.e(AppConfig.TAG, "Failed to share config to clipboard", e)
            return -1
        }
        return 0
    }

    /**
-     * share2Clipboard
+     * Shares non-custom configurations to the clipboard.
+     *
+     * @param context The context.
+     * @param serverList The list of server GUIDs.
+     * @return The number of configurations shared.
     */
    fun shareNonCustomConfigsToClipboard(context: Context, serverList: List<String>): Int {
        try {
@@ -138,15 +90,18 @@ object AngConfigManager {
            if (sb.count() > 0) {
                Utils.setClipboard(context, sb.toString())
            }
+            return sb.lines().count() - 1
        } catch (e: Exception) {
-            e.printStackTrace()
+            LogUtil.e(AppConfig.TAG, "Failed to share non-custom configs to clipboard", e)
            return -1
        }
-        return 0
    }

    /**
-     * share2QRCode
+     * Shares the configuration as a QR code.
+     *
+     * @param guid The GUID of the configuration.
+     * @return The QR code bitmap.
     */
    fun share2QRCode(guid: String): Bitmap? {
        try {
@@ -157,37 +112,75 @@ object AngConfigManager {
            return QRCodeDecoder.createQRCode(conf)

        } catch (e: Exception) {
-            e.printStackTrace()
+            LogUtil.e(AppConfig.TAG, "Failed to share config as QR code", e)
            return null
        }
    }

    /**
-     * shareFullContent2Clipboard
+     * Shares the full content of the configuration to the clipboard.
+     *
+     * @param context The context.
+     * @param guid The GUID of the configuration.
+     * @return The result code.
     */
    fun shareFullContent2Clipboard(context: Context, guid: String?): Int {
        try {
            if (guid == null) return -1
-            val result = V2rayConfigManager.getV2rayConfig(context, guid)
+            val result = CoreConfigManager.getV2rayConfig(context, guid)
            if (result.status) {
                Utils.setClipboard(context, result.content)
            } else {
                return -1
            }
        } catch (e: Exception) {
-            e.printStackTrace()
+            LogUtil.e(AppConfig.TAG, "Failed to share full content to clipboard", e)
            return -1
        }
        return 0
    }

+    /**
+     * Shares the configuration.
+     *
+     * @param guid The GUID of the configuration.
+     * @return The configuration string.
+     */
+    private fun shareConfig(guid: String): String {
+        try {
+            val config = MmkvManager.decodeServerConfig(guid) ?: return ""
+
+            return config.configType.protocolScheme + when (config.configType) {
+                EConfigType.VMESS -> VmessFmt.toUri(config)
+                EConfigType.SHADOWSOCKS -> ShadowsocksFmt.toUri(config)
+                EConfigType.SOCKS -> SocksFmt.toUri(config)
+                EConfigType.VLESS -> VlessFmt.toUri(config)
+                EConfigType.TROJAN -> TrojanFmt.toUri(config)
+                EConfigType.WIREGUARD -> WireguardFmt.toUri(config)
+                EConfigType.HYSTERIA2 -> Hysteria2Fmt.toUri(config)
+                else -> {}
+            }
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "Failed to share config for GUID: $guid", e)
+            return ""
+        }
+    }
+
+    /**
+     * Imports a batch of configurations.
+     *
+     * @param server The server string.
+     * @param subid The subscription ID.
+     * @param append Whether to append the configurations.
+     * @return A pair containing the number of configurations and subscriptions imported.
+     */
    fun importBatchConfig(server: String?, subid: String, append: Boolean): Pair<Int, Int> {
        var count = parseBatchConfig(Utils.decode(server), subid, append)
        if (count <= 0) {
            count = parseBatchConfig(server, subid, append)
        }
        if (count <= 0) {
-            count = parseCustomConfigServer(server, subid)
+            count = parseCustomConfigServer(server, subid, append)
        }

        var countSub = parseBatchSubscription(server)
@@ -201,7 +194,13 @@ object AngConfigManager {
        return count to countSub
    }

-    fun parseBatchSubscription(servers: String?): Int {
+    /**
+     * Parses a batch of subscriptions.
+     *
+     * @param servers The servers string.
+     * @return The number of subscriptions parsed.
+     */
+    private fun parseBatchSubscription(servers: String?): Int {
        try {
            if (servers == null) {
                return 0
@@ -217,52 +216,176 @@ object AngConfigManager {
                }
            return count
        } catch (e: Exception) {
-            e.printStackTrace()
+            LogUtil.e(AppConfig.TAG, "Failed to parse batch subscription", e)
        }
        return 0
    }

-    fun parseBatchConfig(servers: String?, subid: String, append: Boolean): Int {
+    /**
+     * Parses a batch of configurations.
+     *
+     * @param servers The servers string.
+     * @param subid The subscription ID.
+     * @param append Whether to append the configurations.
+     * @return The number of configurations parsed.
+     */
+    private fun parseBatchConfig(servers: String?, subid: String, append: Boolean): Int {
        try {
            if (servers == null) {
                return 0
            }
-            val removedSelectedServer =
-                if (!TextUtils.isEmpty(subid) && !append) {
-                    MmkvManager.decodeServerConfig(
-                        MmkvManager.getSelectServer().orEmpty()
-                    )?.let {
-                        if (it.subscriptionId == subid) {
-                            return@let it
-                        }
-                        return@let null
-                    }
-                } else {
-                    null
-                }
-            if (!append) {
-                MmkvManager.removeServerViaSubid(subid)
-            }
+            // Find the currently selected server that belongs to the same subscription before replacement.
+            val removedSelected = getRemovedSelectedProfile(subid, append)

            val subItem = MmkvManager.decodeSubscription(subid)
-            var count = 0
+
+            // Parse all configs first (no I/O during parsing)
+            val configs = mutableListOf<ProfileItem>()
            servers.lines()
                .distinct()
                .reversed()
                .forEach {
-                    val resId = parseConfig(it, subid, subItem, removedSelectedServer)
-                    if (resId == 0) {
-                        count++
+                    val config = parseConfig(it, subid, subItem)
+                    if (config != null) {
+                        configs.add(config)
                    }
                }
-            return count
+
+            // Batch save all parsed configs (only one serverList read/write)
+            if (configs.isNotEmpty()) {
+                if (!append) {
+                    MmkvManager.removeServerViaSubid(subid)
+                }
+                val keyToProfile = batchSaveConfigs(configs, subid)
+                val matchKey = findMatchedProfileKey(keyToProfile, removedSelected)
+                matchKey?.let { MmkvManager.setSelectServer(it) }
+            }
+
+            return configs.size
        } catch (e: Exception) {
-            e.printStackTrace()
+            LogUtil.e(AppConfig.TAG, "Failed to parse batch config", e)
        }
        return 0
    }

-    fun parseCustomConfigServer(server: String?, subid: String): Int {
+    /**
+     * Batch save configurations to reduce serverList read/write operations.
+     * Reads serverList once, saves all configs, then writes serverList once.
+     *
+     * @param configs The list of ProfileItem to save.
+     * @param subid The subscription ID.
+     * @return Map of generated keys to their corresponding ProfileItem.
+     */
+    private fun batchSaveConfigs(configs: List<ProfileItem>, subid: String): Map<String, ProfileItem> {
+        val keyToProfile = mutableMapOf<String, ProfileItem>()
+
+        // Read serverList once
+        val serverList = MmkvManager.decodeServerList(subid)
+
+        configs.forEach { config ->
+            val key = Utils.getUuid()
+            // Save profile directly without updating serverList
+            MmkvManager.encodeProfileDirect(key, JsonUtil.toJson(config))
+
+            if (!serverList.contains(key)) {
+                serverList.add(0, key)
+            }
+            keyToProfile[key] = config
+        }
+
+        // Write serverList once
+        MmkvManager.encodeServerList(serverList, subid)
+        return keyToProfile
+    }
+
+    /**
+     * Finds a matched profile key from the given key-profile map using multi-level matching.
+     * Matching priority (from highest to lowest):
+     * 1. Exact match: server + port + password
+     * 2. Match by remarks (exact match)
+     * 3. Match by server + port
+     * 4. Match by server only
+     *
+     * @param keyToProfile Map of server keys to their ProfileItem
+     * @param target Target profile to match
+     * @return Matched key or null
+     */
+    private fun findMatchedProfileKey(keyToProfile: Map<String, ProfileItem>, target: ProfileItem?): String? {
+        if (keyToProfile.isEmpty()) return null
+        if (target == null) return null
+
+        // Level 0: Full match (remarks + server + port + password)
+        if (target.remarks.isNotBlank()) {
+            keyToProfile.entries.firstOrNull { (_, saved) ->
+                isSameText(saved.remarks, target.remarks) &&
+                        isSameText(saved.server, target.server) &&
+                        isSameText(saved.serverPort, target.serverPort) &&
+                        isSameText(saved.password, target.password)
+            }?.key?.let { return it }
+        }
+
+        // Level 1: Match by remarks
+        if (target.remarks.isNotBlank()) {
+            keyToProfile.entries.firstOrNull { (_, saved) ->
+                isSameText(saved.remarks, target.remarks)
+            }?.key?.let { return it }
+        }
+
+        // Level 2: Exact match (server + port + password)
+        keyToProfile.entries.firstOrNull { (_, saved) ->
+            isSameText(saved.server, target.server) &&
+                    isSameText(saved.serverPort, target.serverPort) &&
+                    isSameText(saved.password, target.password)
+        }?.key?.let { return it }
+
+        // Level 3: Match by server + port
+        keyToProfile.entries.firstOrNull { (_, saved) ->
+            isSameText(saved.server, target.server) &&
+                    isSameText(saved.serverPort, target.serverPort)
+        }?.key?.let { return it }
+
+        // Level 4: Match by server only
+        keyToProfile.entries.firstOrNull { (_, saved) ->
+            isSameText(saved.server, target.server)
+        }?.key?.let { return it }
+
+        // If old selected node cannot be matched, fall back to the first imported config.
+        return keyToProfile.keys.firstOrNull()
+    }
+
+    /**
+     * Returns the currently selected profile if it belongs to the target subscription and will be replaced.
+     */
+    private fun getRemovedSelectedProfile(subid: String, append: Boolean): ProfileItem? {
+        if (subid.isBlank() || append) return null
+
+        return MmkvManager.getSelectServer()
+            .takeIf { it?.isNotBlank() == true }
+            ?.let { MmkvManager.decodeServerConfig(it) }
+            ?.takeIf { it.subscriptionId == subid }
+    }
+
+    /**
+     * Case-insensitive trimmed string comparison.
+     *
+     * @param left First string
+     * @param right Second string
+     * @return True if both are non-empty and equal (case-insensitive, trimmed)
+     */
+    private fun isSameText(left: String?, right: String?): Boolean {
+        if (left.isNullOrBlank() || right.isNullOrBlank()) return false
+        return left.trim().equals(right.trim(), ignoreCase = true)
+    }
+
+    /**
+     * Parses a custom configuration server.
+     *
+     * @param server The server string.
+     * @param subid The subscription ID.
+     * @param append Whether to append the configurations.
+     * @return The number of configurations parsed.
+     */
+    private fun parseCustomConfigServer(server: String?, subid: String, append: Boolean): Int {
        if (server == null) {
            return 0
        }
@@ -272,42 +395,61 @@ object AngConfigManager {
        ) {
            try {
                val serverList: Array<Any> =
-                    JsonUtil.fromJson(server, Array<Any>::class.java)
+                    JsonUtil.fromJson(server, Array<Any>::class.java) ?: arrayOf()

                if (serverList.isNotEmpty()) {
+                    val removedSelected = getRemovedSelectedProfile(subid, append)
+                    if (!append) {
+                        MmkvManager.removeServerViaSubid(subid)
+                    }
                    var count = 0
+                    val keyToProfile = mutableMapOf<String, ProfileItem>()
                    for (srv in serverList.reversed()) {
                        val config = CustomFmt.parse(JsonUtil.toJson(srv)) ?: continue
                        config.subscriptionId = subid
+                        config.description = generateDescription(config)
                        val key = MmkvManager.encodeServerConfig("", config)
-                        MmkvManager.encodeServerRaw(key, JsonUtil.toJsonPretty(srv)?:"")
+                        MmkvManager.encodeServerRaw(key, JsonUtil.toJsonPretty(srv) ?: "")
+                        keyToProfile[key] = config
                        count += 1
                    }
+                    if (count > 0) {
+                        val matchKey = findMatchedProfileKey(keyToProfile, removedSelected)
+                        matchKey?.let { MmkvManager.setSelectServer(it) }
+                    }
                    return count
                }
            } catch (e: Exception) {
-                e.printStackTrace()
+                LogUtil.e(AppConfig.TAG, "Failed to parse custom config server JSON array", e)
            }

            try {
                // For compatibility
                val config = CustomFmt.parse(server) ?: return 0
                config.subscriptionId = subid
+                config.description = generateDescription(config)
+                if (!append) {
+                    MmkvManager.removeServerViaSubid(subid)
+                }
                val key = MmkvManager.encodeServerConfig("", config)
                MmkvManager.encodeServerRaw(key, server)
                return 1
            } catch (e: Exception) {
-                e.printStackTrace()
+                LogUtil.e(AppConfig.TAG, "Failed to parse custom config server as single config", e)
            }
            return 0
        } else if (server.startsWith("[Interface]") && server.contains("[Peer]")) {
            try {
                val config = WireguardFmt.parseWireguardConfFile(server) ?: return R.string.toast_incorrect_protocol
+                config.description = generateDescription(config)
+                if (!append) {
+                    MmkvManager.removeServerViaSubid(subid)
+                }
                val key = MmkvManager.encodeServerConfig("", config)
                MmkvManager.encodeServerRaw(key, server)
                return 1
            } catch (e: Exception) {
-                e.printStackTrace()
+                LogUtil.e(AppConfig.TAG, "Failed to parse WireGuard config file", e)
            }
            return 0
        } else {
@@ -315,77 +457,183 @@ object AngConfigManager {
        }
    }

-    fun updateConfigViaSubAll(): Int {
-        var count = 0
+    /**
+     * Parses the configuration from a QR code or string.
+     * Only parses and returns ProfileItem, does not save.
+     *
+     * @param str The configuration string.
+     * @param subid The subscription ID.
+     * @param subItem The subscription item.
+     * @return The parsed ProfileItem or null if parsing fails or filtered out.
+     */
+    private fun parseConfig(
+        str: String?,
+        subid: String,
+        subItem: SubscriptionItem?
+    ): ProfileItem? {
        try {
-            MmkvManager.decodeSubscriptions().forEach {
-                count += updateConfigViaSub(it)
+            if (str == null || TextUtils.isEmpty(str)) {
+                return null
            }
+
+            val config = configFmtParsers.firstNotNullOfOrNull { (scheme, parser) ->
+                if (str.startsWith(scheme)) parser(str) else null
+            }
+
+            if (config == null) {
+                return null
+            }
+
+            // Apply filter
+            if (subItem?.filter.isNotNullEmpty() && config.remarks.isNotNullEmpty()) {
+                val matched = Regex(pattern = subItem?.filter.orEmpty())
+                    .containsMatchIn(input = config.remarks)
+                if (!matched) return null
+            }
+
+            config.subscriptionId = subid
+            config.description = generateDescription(config)
+
+            return config
        } catch (e: Exception) {
-            e.printStackTrace()
-            return 0
+            LogUtil.e(AppConfig.TAG, "Failed to parse config", e)
+            return null
        }
-        return count
    }

-    fun updateConfigViaSub(it: Pair<String, SubscriptionItem>): Int {
+    /**
+     * Updates the configuration via all subscriptions.
+     *
+     * @return Detailed result of the subscription update operation.
+     */
+    fun updateConfigViaSubAll(): SubscriptionUpdateResult {
+        return try {
+            val subscriptions = MmkvManager.decodeSubscriptions()
+            subscriptions.fold(SubscriptionUpdateResult()) { acc, subscription ->
+                acc + updateConfigViaSub(subscription)
+            }
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "Failed to update config via all subscriptions", e)
+            SubscriptionUpdateResult()
+        }
+    }
+
+    /**
+     * Updates the configuration via a subscription.
+     *
+     * @param it The subscription item.
+     * @return Subscription update result.
+     */
+    fun updateConfigViaSub(it: SubscriptionCache): SubscriptionUpdateResult {
        try {
-            if (TextUtils.isEmpty(it.first)
-                || TextUtils.isEmpty(it.second.remarks)
-                || TextUtils.isEmpty(it.second.url)
+            // Check if disabled
+            if (!it.subscription.enabled) {
+                return SubscriptionUpdateResult(skipCount = 1)
+            }
+
+            // Validate subscription info
+            if (TextUtils.isEmpty(it.guid)
+                || TextUtils.isEmpty(it.subscription.remarks)
+                || TextUtils.isEmpty(it.subscription.url)
            ) {
-                return 0
+                return SubscriptionUpdateResult(skipCount = 1)
            }
-            if (!it.second.enabled) {
-                return 0
-            }
-            val url = Utils.idnToASCII(it.second.url)
+
+            val url = HttpUtil.toIdnUrl(it.subscription.url)
            if (!Utils.isValidUrl(url)) {
-                return 0
+                return SubscriptionUpdateResult(failureCount = 1)
            }
-            Log.d(AppConfig.ANG_PACKAGE, url)
+            if (!it.subscription.allowInsecureUrl) {
+                if (!Utils.isValidSubUrl(url)) {
+                    return SubscriptionUpdateResult(failureCount = 1)
+                }
+            }
+            LogUtil.i(AppConfig.TAG, url)
+            val userAgent = it.subscription.userAgent
+            val proxyUsername = SettingsManager.getSocksUsername()
+            val proxyPassword = SettingsManager.getSocksPassword()

            var configText = try {
                val httpPort = SettingsManager.getHttpPort()
-                Utils.getUrlContentWithCustomUserAgent(url, 30000, httpPort)
+                HttpUtil.getUrlContentWithUserAgent(
+                    UrlContentRequest(
+                        url = url,
+                        userAgent = userAgent,
+                        timeout = 15000,
+                        httpPort = httpPort,
+                        proxyUsername = proxyUsername,
+                        proxyPassword = proxyPassword
+                    )
+                )
            } catch (e: Exception) {
-                Log.e(AppConfig.ANG_PACKAGE, "Update subscription: proxy not ready or other error, try……")
-                //e.printStackTrace()
+                LogUtil.e(AppConfig.ANG_PACKAGE, "Update subscription: proxy not ready or other error", e)
                ""
            }
            if (configText.isEmpty()) {
                configText = try {
-                    Utils.getUrlContentWithCustomUserAgent(url)
+                    HttpUtil.getUrlContentWithUserAgent(
+                        UrlContentRequest(
+                            url = url,
+                            userAgent = userAgent
+                        )
+                    )
                } catch (e: Exception) {
-                    e.printStackTrace()
+                    LogUtil.e(AppConfig.TAG, "Update subscription: Failed to get URL content with user agent", e)
                    ""
                }
            }
            if (configText.isEmpty()) {
-                return 0
+                return SubscriptionUpdateResult(failureCount = 1)
+            }
+
+            val count = parseConfigViaSub(configText, it.guid, false)
+            if (count > 0) {
+                it.subscription.lastUpdated = System.currentTimeMillis()
+                MmkvManager.encodeSubscription(it.guid, it.subscription)
+                LogUtil.i(AppConfig.TAG, "Subscription updated: ${it.subscription.remarks}, $count configs")
+                return SubscriptionUpdateResult(
+                    configCount = count,
+                    successCount = 1
+                )
+            } else {
+                // Got response but no valid configs parsed
+                return SubscriptionUpdateResult(failureCount = 1)
            }
-            return parseConfigViaSub(configText, it.first, false)
        } catch (e: Exception) {
-            e.printStackTrace()
-            return 0
+            LogUtil.e(AppConfig.TAG, "Failed to update config via subscription", e)
+            return SubscriptionUpdateResult(failureCount = 1)
        }
    }

+    /**
+     * Parses the configuration via a subscription.
+     *
+     * @param server The server string.
+     * @param subid The subscription ID.
+     * @param append Whether to append the configurations.
+     * @return The number of configurations parsed.
+     */
    private fun parseConfigViaSub(server: String?, subid: String, append: Boolean): Int {
        var count = parseBatchConfig(Utils.decode(server), subid, append)
        if (count <= 0) {
            count = parseBatchConfig(server, subid, append)
        }
        if (count <= 0) {
-            count = parseCustomConfigServer(server, subid)
+            count = parseCustomConfigServer(server, subid, append)
        }
        return count
    }

+    /**
+     * Imports a URL as a subscription.
+     *
+     * @param url The URL.
+     * @return The number of subscriptions imported.
+     */
    private fun importUrlAsSubscription(url: String): Int {
        val subscriptions = MmkvManager.decodeSubscriptions()
        subscriptions.forEach {
-            if (it.second.url == url) {
+            if (it.subscription.url == url) {
                return 0
            }
        }
@@ -396,4 +644,25 @@ object AngConfigManager {
        MmkvManager.encodeSubscription("", subItem)
        return 1
    }
+
+    /** Generates a description for the profile.
+     *
+     * @param profile The profile item.
+     * @return The generated description.
+     */
+    fun generateDescription(profile: ProfileItem): String {
+        // Hide xxx:xxx:***/xxx.xxx.xxx.***
+        val server = profile.server
+        val port = profile.serverPort
+        if (server.isNullOrBlank() && port.isNullOrBlank()) return ""
+
+        val addrPart = server?.let {
+            if (it.contains(":"))
+                it.split(":").take(2).joinToString(":", postfix = ":***")
+            else
+                it.split('.').dropLast(1).joinToString(".", postfix = ".***")
+        } ?: ""
+
+        return "$addrPart : ${port ?: ""}"
+    }
 }
@@ -1,191 +0,0 @@
-package com.v2ray.ang.handler
-
-import android.util.Log
-import com.tencent.mmkv.MMKV
-import com.v2ray.ang.AppConfig
-import com.v2ray.ang.AppConfig.ANG_PACKAGE
-import com.v2ray.ang.dto.EConfigType
-import com.v2ray.ang.dto.NetworkType
-import com.v2ray.ang.dto.ProfileItem
-import com.v2ray.ang.dto.ServerConfig
-import com.v2ray.ang.handler.MmkvManager.decodeServerConfig
-import com.v2ray.ang.util.JsonUtil
-import com.v2ray.ang.util.Utils
-
-object MigrateManager {
-    private const val ID_SERVER_CONFIG = "SERVER_CONFIG"
-    private val serverStorage by lazy { MMKV.mmkvWithID(ID_SERVER_CONFIG, MMKV.MULTI_PROCESS_MODE) }
-
-    fun migrateServerConfig2Profile(): Boolean {
-        if (serverStorage.count().toInt() == 0) {
-            return false
-        }
-        val serverList = serverStorage.allKeys() ?: return false
-        Log.d(ANG_PACKAGE, "migrateServerConfig2Profile-" + serverList.count())
-
-        for (guid in serverList) {
-            var configOld = decodeServerConfigOld(guid) ?: continue
-            var config = decodeServerConfig(guid)
-            if (config != null) {
-                serverStorage.remove(guid)
-                continue
-            }
-            config = migrateServerConfig2ProfileSub(configOld) ?: continue
-            config.subscriptionId = configOld.subscriptionId
-
-            MmkvManager.encodeServerConfig(guid, config)
-
-            //check and remove old
-            decodeServerConfig(guid) ?: continue
-            serverStorage.remove(guid)
-            Log.d(ANG_PACKAGE, "migrateServerConfig2Profile-" + config.remarks)
-        }
-        Log.d(ANG_PACKAGE, "migrateServerConfig2Profile-end")
-        return true
-    }
-
-    private fun migrateServerConfig2ProfileSub(configOld: ServerConfig): ProfileItem? {
-        return when (configOld.getProxyOutbound()?.protocol) {
-            EConfigType.VMESS.name.lowercase() -> migrate2ProfileCommon(configOld)
-            EConfigType.VLESS.name.lowercase() -> migrate2ProfileCommon(configOld)
-            EConfigType.TROJAN.name.lowercase() -> migrate2ProfileCommon(configOld)
-            EConfigType.SHADOWSOCKS.name.lowercase() -> migrate2ProfileCommon(configOld)
-
-            EConfigType.SOCKS.name.lowercase() -> migrate2ProfileSocks(configOld)
-            EConfigType.HTTP.name.lowercase() -> migrate2ProfileHttp(configOld)
-            EConfigType.WIREGUARD.name.lowercase() -> migrate2ProfileWireguard(configOld)
-            EConfigType.HYSTERIA2.name.lowercase() -> migrate2ProfileHysteria2(configOld)
-
-            EConfigType.CUSTOM.name.lowercase() -> migrate2ProfileCustom(configOld)
-
-            else -> null
-        }
-    }
-
-    private fun migrate2ProfileCommon(configOld: ServerConfig): ProfileItem? {
-        val config = ProfileItem.create(configOld.configType)
-
-        val outbound = configOld.getProxyOutbound() ?: return null
-        config.remarks = configOld.remarks
-        config.server = outbound.getServerAddress()
-        config.serverPort = outbound.getServerPort().toString()
-        config.method = outbound.getSecurityEncryption()
-        config.password = outbound.getPassword()
-        config.flow = outbound?.settings?.vnext?.first()?.users?.first()?.flow ?: outbound?.settings?.servers?.first()?.flow
-
-        config.network = outbound?.streamSettings?.network ?: NetworkType.TCP.type
-        outbound.getTransportSettingDetails()?.let { transportDetails ->
-            config.headerType = transportDetails[0].orEmpty()
-            config.host = transportDetails[1].orEmpty()
-            config.path = transportDetails[2].orEmpty()
-        }
-
-        config.seed = outbound?.streamSettings?.kcpSettings?.seed
-        config.quicSecurity = outbound?.streamSettings?.quicSettings?.security
-        config.quicKey = outbound?.streamSettings?.quicSettings?.key
-        config.mode = if (outbound?.streamSettings?.grpcSettings?.multiMode == true) "multi" else "gun"
-        config.serviceName = outbound?.streamSettings?.grpcSettings?.serviceName
-        config.authority = outbound?.streamSettings?.grpcSettings?.authority
-
-        config.security = outbound.streamSettings?.security
-        val tlsSettings = outbound?.streamSettings?.realitySettings ?: outbound?.streamSettings?.tlsSettings
-        config.insecure = tlsSettings?.allowInsecure
-        config.sni = tlsSettings?.serverName
-        config.fingerPrint = tlsSettings?.fingerprint
-        config.alpn = Utils.removeWhiteSpace(tlsSettings?.alpn?.joinToString(",")).toString()
-
-        config.publicKey = tlsSettings?.publicKey
-        config.shortId = tlsSettings?.shortId
-        config.spiderX = tlsSettings?.spiderX
-
-        return config
-    }
-
-    private fun migrate2ProfileSocks(configOld: ServerConfig): ProfileItem? {
-        val config = ProfileItem.create(EConfigType.SOCKS)
-
-        val outbound = configOld.getProxyOutbound() ?: return null
-        config.remarks = configOld.remarks
-        config.server = outbound.getServerAddress()
-        config.serverPort = outbound.getServerPort().toString()
-        config.username = outbound.settings?.servers?.first()?.users?.first()?.user
-        config.password = outbound.getPassword()
-
-        return config
-    }
-
-    private fun migrate2ProfileHttp(configOld: ServerConfig): ProfileItem? {
-        val config = ProfileItem.create(EConfigType.HTTP)
-
-        val outbound = configOld.getProxyOutbound() ?: return null
-        config.remarks = configOld.remarks
-        config.server = outbound.getServerAddress()
-        config.serverPort = outbound.getServerPort().toString()
-        config.username = outbound.settings?.servers?.first()?.users?.first()?.user
-        config.password = outbound.getPassword()
-
-        return config
-    }
-
-    private fun migrate2ProfileWireguard(configOld: ServerConfig): ProfileItem? {
-        val config = ProfileItem.create(EConfigType.WIREGUARD)
-
-        val outbound = configOld.getProxyOutbound() ?: return null
-        config.remarks = configOld.remarks
-        config.server = outbound.getServerAddress()
-        config.serverPort = outbound.getServerPort().toString()
-
-        outbound.settings?.let { wireguard ->
-            config.secretKey = wireguard.secretKey
-            config.localAddress = Utils.removeWhiteSpace((wireguard.address as List<*>).joinToString(",")).toString()
-            config.publicKey = wireguard.peers?.getOrNull(0)?.publicKey
-            config.mtu = wireguard.mtu
-            config.reserved = Utils.removeWhiteSpace(wireguard.reserved?.joinToString(",")).toString()
-        }
-        return config
-    }
-
-    private fun migrate2ProfileHysteria2(configOld: ServerConfig): ProfileItem? {
-        val config = ProfileItem.create(EConfigType.HYSTERIA2)
-
-        val outbound = configOld.getProxyOutbound() ?: return null
-        config.remarks = configOld.remarks
-        config.server = outbound.getServerAddress()
-        config.serverPort = outbound.getServerPort().toString()
-        config.password = outbound.getPassword()
-
-        config.security = AppConfig.TLS
-        outbound.streamSettings?.tlsSettings?.let { tlsSetting ->
-            config.insecure = tlsSetting.allowInsecure
-            config.sni = tlsSetting.serverName
-            config.alpn = Utils.removeWhiteSpace(tlsSetting.alpn?.joinToString(",")).orEmpty()
-
-        }
-        config.obfsPassword = outbound.settings?.obfsPassword
-
-        return config
-    }
-
-    private fun migrate2ProfileCustom(configOld: ServerConfig): ProfileItem? {
-        val config = ProfileItem.create(EConfigType.CUSTOM)
-
-        val outbound = configOld.getProxyOutbound() ?: return null
-        config.remarks = configOld.remarks
-        config.server = outbound.getServerAddress()
-        config.serverPort = outbound.getServerPort().toString()
-
-        return config
-    }
-
-
-    private fun decodeServerConfigOld(guid: String): ServerConfig? {
-        if (guid.isBlank()) {
-            return null
-        }
-        val json = serverStorage.decodeString(guid)
-        if (json.isNullOrBlank()) {
-            return null
-        }
-        return JsonUtil.fromJson(json, ServerConfig::class.java)
-    }
-}
@@ -1,14 +1,17 @@
 package com.v2ray.ang.handler

-
 import com.tencent.mmkv.MMKV
+import com.v2ray.ang.AppConfig.DEFAULT_SUBSCRIPTION_ID
 import com.v2ray.ang.AppConfig.PREF_IS_BOOTED
 import com.v2ray.ang.AppConfig.PREF_ROUTING_RULESET
-import com.v2ray.ang.dto.AssetUrlItem
-import com.v2ray.ang.dto.ProfileItem
-import com.v2ray.ang.dto.RulesetItem
-import com.v2ray.ang.dto.ServerAffiliationInfo
-import com.v2ray.ang.dto.SubscriptionItem
+import com.v2ray.ang.dto.entities.AssetUrlCache
+import com.v2ray.ang.dto.entities.AssetUrlItem
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.dto.entities.RulesetItem
+import com.v2ray.ang.dto.entities.ServerAffiliationInfo
+import com.v2ray.ang.dto.entities.SubscriptionCache
+import com.v2ray.ang.dto.entities.SubscriptionItem
+import com.v2ray.ang.dto.entities.WebDavConfig
 import com.v2ray.ang.util.JsonUtil
 import com.v2ray.ang.util.Utils

@@ -16,7 +19,6 @@ object MmkvManager {

    //region private

-    //private const val ID_PROFILE_CONFIG = "PROFILE_CONFIG"
    private const val ID_MAIN = "MAIN"
    private const val ID_PROFILE_FULL_CONFIG = "PROFILE_FULL_CONFIG"
    private const val ID_SERVER_RAW = "SERVER_RAW"
@@ -26,9 +28,10 @@ object MmkvManager {
    private const val ID_SETTING = "SETTING"
    private const val KEY_SELECTED_SERVER = "SELECTED_SERVER"
    private const val KEY_ANG_CONFIGS = "ANG_CONFIGS"
+    private const val KEY_SUB_SERVER_PREFIX = "SUB_SERVERS_"
    private const val KEY_SUB_IDS = "SUB_IDS"
+    private const val KEY_WEBDAV_CONFIG = "WEBDAV_CONFIG"

-    //private val profileStorage by lazy { MMKV.mmkvWithID(ID_PROFILE_CONFIG, MMKV.MULTI_PROCESS_MODE) }
    private val mainStorage by lazy { MMKV.mmkvWithID(ID_MAIN, MMKV.MULTI_PROCESS_MODE) }
    private val profileFullStorage by lazy { MMKV.mmkvWithID(ID_PROFILE_FULL_CONFIG, MMKV.MULTI_PROCESS_MODE) }
    private val serverRawStorage by lazy { MMKV.mmkvWithID(ID_SERVER_RAW, MMKV.MULTI_PROCESS_MODE) }
@@ -41,28 +44,98 @@ object MmkvManager {

    //region Server

+    /**
+     * Reads the legacy server list from KEY_ANG_CONFIGS for migration.
+     * This method is for migration purposes only.
+     *
+     * @return The JSON string of legacy server list, or null if not exists.
+     */
+    fun readLegacyServerList(): String? {
+        return mainStorage.decodeString(KEY_ANG_CONFIGS)
+    }
+
+
+    /**
+     * Gets the selected server GUID.
+     *
+     * @return The selected server GUID.
+     */
    fun getSelectServer(): String? {
        return mainStorage.decodeString(KEY_SELECTED_SERVER)
    }

+    /**
+     * Sets the selected server GUID.
+     *
+     * @param guid The server GUID.
+     */
    fun setSelectServer(guid: String) {
        mainStorage.encode(KEY_SELECTED_SERVER, guid)
    }

-    fun encodeServerList(serverList: MutableList<String>) {
-        mainStorage.encode(KEY_ANG_CONFIGS, JsonUtil.toJson(serverList))
+    /**
+     * Encodes the server list for a given subscription.
+     * Saves to the subscription's serverList (including default subscription for ungrouped servers).
+     *
+     * @param serverList The list of server GUIDs.
+     * @param subscriptionId The subscription ID.
+     */
+    fun encodeServerList(serverList: MutableList<String>, subscriptionId: String) {
+        val subId = getSubscriptionId(subscriptionId)
+        val key = "$KEY_SUB_SERVER_PREFIX$subId"
+        mainStorage.encode(key, JsonUtil.toJson(serverList))
    }

-    fun decodeServerList(): MutableList<String> {
-        val json = mainStorage.decodeString(KEY_ANG_CONFIGS)
+
+    /**
+     * Decodes the server list for a given subscription.
+     * If subscriptionId is empty, returns ungrouped servers.
+     * Otherwise, returns servers from the specified subscription's serverList.
+     *
+     * @param subscriptionId The subscription ID.
+     * @return The list of server GUIDs.
+     */
+    fun decodeServerList(subscriptionId: String): MutableList<String> {
+        val subId = getSubscriptionId(subscriptionId)
+        val key = "$KEY_SUB_SERVER_PREFIX$subId"
+        val json = mainStorage.decodeString(key)
        return if (json.isNullOrBlank()) {
            mutableListOf()
        } else {
-            JsonUtil.fromJson(json, Array<String>::class.java).toMutableList()
+            JsonUtil.fromJsonSafe(json, Array<String>::class.java)?.toMutableList() ?: mutableListOf()
        }
    }

+    /**
+     * Decodes all server list (merged from all subscriptions including default subscription).
+     * Use this when you need the complete server list.
+     *
+     * @return The list of all server GUIDs.
+     */
+    fun decodeAllServerList(): MutableList<String> {
+        val allServers = mutableListOf<String>()
+        val subsList = decodeSubsList()

+        // If DEFAULT_SUBSCRIPTION_ID is not in the subscriptions list, add its servers
+        if (!subsList.contains(DEFAULT_SUBSCRIPTION_ID)) {
+            allServers.addAll(decodeServerList(DEFAULT_SUBSCRIPTION_ID))
+        }
+
+        // Add servers from all subscriptions
+        subsList.forEach { guid ->
+            allServers.addAll(decodeServerList(guid))
+        }
+
+        return allServers
+    }
+
+
+    /**
+     * Decodes the server configuration.
+     *
+     * @param guid The server GUID.
+     * @return The server configuration.
+     */
    fun decodeServerConfig(guid: String): ProfileItem? {
        if (guid.isBlank()) {
            return null
@@ -71,70 +144,101 @@ object MmkvManager {
        if (json.isNullOrBlank()) {
            return null
        }
-        return JsonUtil.fromJson(json, ProfileItem::class.java)
+        return JsonUtil.fromJsonSafe(json, ProfileItem::class.java)
    }

-//    fun decodeProfileConfig(guid: String): ProfileLiteItem? {
-//        if (guid.isBlank()) {
-//            return null
-//        }
-//        val json = profileStorage.decodeString(guid)
-//        if (json.isNullOrBlank()) {
-//            return null
-//        }
-//        return JsonUtil.fromJson(json, ProfileLiteItem::class.java)
-//    }

+    /**
+     * Encodes the server configuration.
+     *
+     * @param guid The server GUID.
+     * @param config The server configuration.
+     * @return The server GUID.
+     */
    fun encodeServerConfig(guid: String, config: ProfileItem): String {
        val key = guid.ifBlank { Utils.getUuid() }
        profileFullStorage.encode(key, JsonUtil.toJson(config))
-        val serverList = decodeServerList()
+
+        // Use default subscription for servers without subscription
+        val subId = getSubscriptionId(config.subscriptionId)
+        val serverList = decodeServerList(subId)
+
        if (!serverList.contains(key)) {
            serverList.add(0, key)
-            encodeServerList(serverList)
+            encodeServerList(serverList, subId)
            if (getSelectServer().isNullOrBlank()) {
                mainStorage.encode(KEY_SELECTED_SERVER, key)
            }
        }
-//        val profile = ProfileLiteItem(
-//            configType = config.configType,
-//            subscriptionId = config.subscriptionId,
-//            remarks = config.remarks,
-//            server = config.getProxyOutbound()?.getServerAddress(),
-//            serverPort = config.getProxyOutbound()?.getServerPort(),
-//        )
-//        profileStorage.encode(key, JsonUtil.toJson(profile))
+
        return key
    }

+    /**
+     * Encodes the server configuration directly without updating serverList.
+     *
+     * @param key The server GUID.
+     * @param configJson The server configuration JSON string.
+     */
+    fun encodeProfileDirect(key: String, configJson: String) {
+        profileFullStorage.encode(key, configJson)
+    }
+
+    /**
+     * Removes the server configuration.
+     *
+     * @param guid The server GUID.
+     */
    fun removeServer(guid: String) {
        if (guid.isBlank()) {
            return
        }
+
+        // Get config to determine which subscription to update
+        val config = decodeServerConfig(guid)
+        val subId = getSubscriptionId(config?.subscriptionId)
+
+        // Remove from appropriate server list
+        val serverList = decodeServerList(subId)
+        serverList.remove(guid)
+        encodeServerList(serverList, subId)
+
+        // Clean up storage
        if (getSelectServer() == guid) {
            mainStorage.remove(KEY_SELECTED_SERVER)
        }
-        val serverList = decodeServerList()
-        serverList.remove(guid)
-        encodeServerList(serverList)
        profileFullStorage.remove(guid)
-        //profileStorage.remove(guid)
        serverAffStorage.remove(guid)
    }

-    fun removeServerViaSubid(subid: String) {
-        if (subid.isBlank()) {
-            return
-        }
-        profileFullStorage.allKeys()?.forEach { key ->
-            decodeServerConfig(key)?.let { config ->
-                if (config.subscriptionId == subid) {
-                    removeServer(key)
-                }
+    /**
+     * Removes the server configurations via subscription ID.
+     *
+     * @param subscriptionId The subscription ID.
+     */
+    fun removeServerViaSubid(subscriptionId: String?) {
+        val subId = getSubscriptionId(subscriptionId)
+        val serverList = decodeServerList(subId)
+
+        // Remove all servers in the list
+        serverList.forEach { guid ->
+            if (getSelectServer() == guid) {
+                mainStorage.remove(KEY_SELECTED_SERVER)
            }
+            profileFullStorage.remove(guid)
+            serverAffStorage.remove(guid)
        }
+
+        serverList.clear()
+        encodeServerList(serverList, subId)
    }

+    /**
+     * Decodes the server affiliation information.
+     *
+     * @param guid The server GUID.
+     * @return The server affiliation information.
+     */
    fun decodeServerAffiliationInfo(guid: String): ServerAffiliationInfo? {
        if (guid.isBlank()) {
            return null
@@ -143,9 +247,15 @@ object MmkvManager {
        if (json.isNullOrBlank()) {
            return null
        }
-        return JsonUtil.fromJson(json, ServerAffiliationInfo::class.java)
+        return JsonUtil.fromJsonSafe(json, ServerAffiliationInfo::class.java)
    }

+    /**
+     * Encodes the server test delay in milliseconds.
+     *
+     * @param guid The server GUID.
+     * @param testResult The test delay in milliseconds.
+     */
    fun encodeServerTestDelayMillis(guid: String, testResult: Long) {
        if (guid.isBlank()) {
            return
@@ -155,6 +265,11 @@ object MmkvManager {
        serverAffStorage.encode(guid, JsonUtil.toJson(aff))
    }

+    /**
+     * Clears all test delay results.
+     *
+     * @param keys The list of server GUIDs.
+     */
    fun clearAllTestDelayResults(keys: List<String>?) {
        keys?.forEach { key ->
            decodeServerAffiliationInfo(key)?.let { aff ->
@@ -164,18 +279,32 @@ object MmkvManager {
        }
    }

-    fun removeAllServer() {
+    /**
+     * Removes all server configurations.
+     *
+     * @return The number of server configurations removed.
+     */
+    fun removeAllServer(): Int {
+        val count = profileFullStorage.allKeys()?.count() ?: 0
        mainStorage.clearAll()
        profileFullStorage.clearAll()
-        //profileStorage.clearAll()
        serverAffStorage.clearAll()
+        return count
    }

-    fun removeInvalidServer(guid: String) {
+    /**
+     * Removes invalid server configurations.
+     *
+     * @param guid The server GUID.
+     * @return The number of server configurations removed.
+     */
+    fun removeInvalidServer(guid: String): Int {
+        var count = 0
        if (guid.isNotEmpty()) {
            decodeServerAffiliationInfo(guid)?.let { aff ->
                if (aff.testDelayMillis < 0L) {
                    removeServer(guid)
+                    count++
                }
            }
        } else {
@@ -183,16 +312,30 @@ object MmkvManager {
                decodeServerAffiliationInfo(key)?.let { aff ->
                    if (aff.testDelayMillis < 0L) {
                        removeServer(key)
+                        count++
                    }
                }
            }
        }
+        return count
    }

+    /**
+     * Encodes the raw server configuration.
+     *
+     * @param guid The server GUID.
+     * @param config The raw server configuration.
+     */
    fun encodeServerRaw(guid: String, config: String) {
        serverRawStorage.encode(guid, config)
    }

+    /**
+     * Decodes the raw server configuration.
+     *
+     * @param guid The server GUID.
+     * @return The raw server configuration.
+     */
    fun decodeServerRaw(guid: String): String? {
        return serverRawStorage.decodeString(guid)
    }
@@ -201,6 +344,13 @@ object MmkvManager {

    //region Subscriptions

+    private fun getSubscriptionId(subscriptionId: String?): String {
+        return subscriptionId?.ifEmpty { DEFAULT_SUBSCRIPTION_ID } ?: DEFAULT_SUBSCRIPTION_ID
+    }
+
+    /**
+     * Initializes the subscription list.
+     */
    private fun initSubsList() {
        val subsList = decodeSubsList()
        if (subsList.isNotEmpty()) {
@@ -212,19 +362,30 @@ object MmkvManager {
        encodeSubsList(subsList)
    }

-    fun decodeSubscriptions(): List<Pair<String, SubscriptionItem>> {
+    /**
+     * Decodes the subscriptions.
+     *
+     * @return The list of subscriptions.
+     */
+    fun decodeSubscriptions(): List<SubscriptionCache> {
        initSubsList()

-        val subscriptions = mutableListOf<Pair<String, SubscriptionItem>>()
+        val subscriptions = mutableListOf<SubscriptionCache>()
        decodeSubsList().forEach { key ->
            val json = subStorage.decodeString(key)
            if (!json.isNullOrBlank()) {
-                subscriptions.add(Pair(key, JsonUtil.fromJson(json, SubscriptionItem::class.java)))
+                val item = JsonUtil.fromJsonSafe(json, SubscriptionItem::class.java) ?: SubscriptionItem()
+                subscriptions.add(SubscriptionCache(key, item))
            }
        }
        return subscriptions
    }

+    /**
+     * Removes the subscription.
+     *
+     * @param subid The subscription ID.
+     */
    fun removeSubscription(subid: String) {
        subStorage.remove(subid)
        val subsList = decodeSubsList()
@@ -234,6 +395,12 @@ object MmkvManager {
        removeServerViaSubid(subid)
    }

+    /**
+     * Encodes the subscription.
+     *
+     * @param guid The subscription GUID.
+     * @param subItem The subscription item.
+     */
    fun encodeSubscription(guid: String, subItem: SubscriptionItem) {
        val key = guid.ifBlank { Utils.getUuid() }
        subStorage.encode(key, JsonUtil.toJson(subItem))
@@ -245,21 +412,37 @@ object MmkvManager {
        }
    }

+    /**
+     * Decodes the subscription.
+     *
+     * @param subscriptionId The subscription ID.
+     * @return The subscription item.
+     */
    fun decodeSubscription(subscriptionId: String): SubscriptionItem? {
        val json = subStorage.decodeString(subscriptionId) ?: return null
-        return JsonUtil.fromJson(json, SubscriptionItem::class.java)
+        return JsonUtil.fromJsonSafe(json, SubscriptionItem::class.java)
    }

+    /**
+     * Encodes the subscription list.
+     *
+     * @param subsList The list of subscription IDs.
+     */
    fun encodeSubsList(subsList: MutableList<String>) {
        mainStorage.encode(KEY_SUB_IDS, JsonUtil.toJson(subsList))
    }

+    /**
+     * Decodes the subscription list.
+     *
+     * @return The list of subscription IDs.
+     */
    fun decodeSubsList(): MutableList<String> {
        val json = mainStorage.decodeString(KEY_SUB_IDS)
        return if (json.isNullOrBlank()) {
            mutableListOf()
        } else {
-            JsonUtil.fromJson(json, Array<String>::class.java).toMutableList()
+            JsonUtil.fromJsonSafe(json, Array<String>::class.java)?.toMutableList() ?: mutableListOf()
        }
    }

@@ -267,41 +450,74 @@ object MmkvManager {

    //region Asset

-    fun decodeAssetUrls(): List<Pair<String, AssetUrlItem>> {
-        val assetUrlItems = mutableListOf<Pair<String, AssetUrlItem>>()
+    /**
+     * Decodes the asset URLs.
+     *
+     * @return The list of asset URLs.
+     */
+    fun decodeAssetUrls(): List<AssetUrlCache> {
+        val assetUrlItems = mutableListOf<AssetUrlCache>()
        assetStorage.allKeys()?.forEach { key ->
            val json = assetStorage.decodeString(key)
            if (!json.isNullOrBlank()) {
-                assetUrlItems.add(Pair(key, JsonUtil.fromJson(json, AssetUrlItem::class.java)))
+                val item = JsonUtil.fromJsonSafe(json, AssetUrlItem::class.java) ?: AssetUrlItem()
+                assetUrlItems.add(AssetUrlCache(key, item))
            }
        }
-        return assetUrlItems.sortedBy { (_, value) -> value.addedTime }
+        return assetUrlItems.sortedBy { it.assetUrl.addedTime }
    }

+    /**
+     * Removes the asset URL.
+     *
+     * @param assetid The asset ID.
+     */
    fun removeAssetUrl(assetid: String) {
        assetStorage.remove(assetid)
    }

+    /**
+     * Encodes the asset.
+     *
+     * @param assetid The asset ID.
+     * @param assetItem The asset item.
+     */
    fun encodeAsset(assetid: String, assetItem: AssetUrlItem) {
        val key = assetid.ifBlank { Utils.getUuid() }
        assetStorage.encode(key, JsonUtil.toJson(assetItem))
    }

+    /**
+     * Decodes the asset.
+     *
+     * @param assetid The asset ID.
+     * @return The asset item.
+     */
    fun decodeAsset(assetid: String): AssetUrlItem? {
        val json = assetStorage.decodeString(assetid) ?: return null
-        return JsonUtil.fromJson(json, AssetUrlItem::class.java)
+        return JsonUtil.fromJsonSafe(json, AssetUrlItem::class.java)
    }

    //endregion

    //region Routing

+    /**
+     * Decodes the routing rulesets.
+     *
+     * @return The list of routing rulesets.
+     */
    fun decodeRoutingRulesets(): MutableList<RulesetItem>? {
        val ruleset = settingsStorage.decodeString(PREF_ROUTING_RULESET)
        if (ruleset.isNullOrEmpty()) return null
-        return JsonUtil.fromJson(ruleset, Array<RulesetItem>::class.java).toMutableList()
+        return JsonUtil.fromJsonSafe(ruleset, Array<RulesetItem>::class.java)?.toMutableList() ?: mutableListOf()
    }

+    /**
+     * Encodes the routing rulesets.
+     *
+     * @param rulesetList The list of routing rulesets.
+     */
    fun encodeRoutingRulesets(rulesetList: MutableList<RulesetItem>?) {
        if (rulesetList.isNullOrEmpty())
            encodeSettings(PREF_ROUTING_RULESET, "")
@@ -310,59 +526,196 @@ object MmkvManager {
    }

    //endregion
+
+    //region settings
+    /**
+     * Encodes the settings.
+     *
+     * @param key The settings key.
+     * @param value The settings value.
+     * @return Whether the encoding was successful.
+     */
    fun encodeSettings(key: String, value: String?): Boolean {
        return settingsStorage.encode(key, value)
    }

+    /**
+     * Encodes the settings.
+     *
+     * @param key The settings key.
+     * @param value The settings value.
+     * @return Whether the encoding was successful.
+     */
    fun encodeSettings(key: String, value: Int): Boolean {
        return settingsStorage.encode(key, value)
    }

+    /**
+     * Encodes the settings.
+     *
+     * @param key The settings key.
+     * @param value The settings value.
+     * @return Whether the encoding was successful.
+     */
+    fun encodeSettings(key: String, value: Long): Boolean {
+        return settingsStorage.encode(key, value)
+    }
+
+    /**
+     * Encodes the settings.
+     *
+     * @param key The settings key.
+     * @param value The settings value.
+     * @return Whether the encoding was successful.
+     */
+    fun encodeSettings(key: String, value: Float): Boolean {
+        return settingsStorage.encode(key, value)
+    }
+
+    /**
+     * Encodes the settings.
+     *
+     * @param key The settings key.
+     * @param value The settings value.
+     * @return Whether the encoding was successful.
+     */
    fun encodeSettings(key: String, value: Boolean): Boolean {
        return settingsStorage.encode(key, value)
    }

+    /**
+     * Encodes the settings.
+     *
+     * @param key The settings key.
+     * @param value The settings value.
+     * @return Whether the encoding was successful.
+     */
    fun encodeSettings(key: String, value: MutableSet<String>): Boolean {
        return settingsStorage.encode(key, value)
    }

-
+    /**
+     * Decodes the settings string.
+     *
+     * @param key The settings key.
+     * @return The settings value.
+     */
    fun decodeSettingsString(key: String): String? {
        return settingsStorage.decodeString(key)
    }

+    /**
+     * Decodes the settings string.
+     *
+     * @param key The settings key.
+     * @param defaultValue The default value.
+     * @return The settings value.
+     */
    fun decodeSettingsString(key: String, defaultValue: String?): String? {
        return settingsStorage.decodeString(key, defaultValue)
    }

-    fun decodeSettingsBool(key: String): Boolean {
-        return settingsStorage.decodeBool(key,false)
-    }
-
-    fun decodeSettingsBool(key: String, defaultValue: Boolean): Boolean {
-        return settingsStorage.decodeBool(key, defaultValue)
-    }
-
+    /**
+     * Decodes the settings integer.
+     *
+     * @param key The settings key.
+     * @param defaultValue The default value.
+     * @return The settings value.
+     */
    fun decodeSettingsInt(key: String, defaultValue: Int): Int {
        return settingsStorage.decodeInt(key, defaultValue)
    }

+    /**
+     * Decodes the settings long.
+     *
+     * @param key The settings key.
+     * @param defaultValue The default value.
+     * @return The settings value.
+     */
+    fun decodeSettingsLong(key: String, defaultValue: Long): Long {
+        return settingsStorage.decodeLong(key, defaultValue)
+    }
+
+    /**
+     * Decodes the settings float.
+     *
+     * @param key The settings key.
+     * @param defaultValue The default value.
+     * @return The settings value.
+     */
+    fun decodeSettingsFloat(key: String, defaultValue: Float): Float {
+        return settingsStorage.decodeFloat(key, defaultValue)
+    }
+
+    /**
+     * Decodes the settings boolean.
+     *
+     * @param key The settings key.
+     * @return The settings value.
+     */
+    fun decodeSettingsBool(key: String): Boolean {
+        return settingsStorage.decodeBool(key, false)
+    }
+
+    /**
+     * Decodes the settings boolean.
+     *
+     * @param key The settings key.
+     * @param defaultValue The default value.
+     * @return The settings value.
+     */
+    fun decodeSettingsBool(key: String, defaultValue: Boolean): Boolean {
+        return settingsStorage.decodeBool(key, defaultValue)
+    }
+
+    /**
+     * Decodes the settings string set.
+     *
+     * @param key The settings key.
+     * @return The settings value.
+     */
    fun decodeSettingsStringSet(key: String): MutableSet<String>? {
        return settingsStorage.decodeStringSet(key)
    }

-    //endregion
-
-    //region Others

+    /**
+     * Encodes the start on boot setting.
+     *
+     * @param startOnBoot Whether to start on boot.
+     */
    fun encodeStartOnBoot(startOnBoot: Boolean) {
-        MmkvManager.encodeSettings(PREF_IS_BOOTED, startOnBoot)
+        encodeSettings(PREF_IS_BOOTED, startOnBoot)
    }

+    /**
+     * Decodes the start on boot setting.
+     *
+     * @return Whether to start on boot.
+     */
    fun decodeStartOnBoot(): Boolean {
        return decodeSettingsBool(PREF_IS_BOOTED, false)
    }

    //endregion

+    //region WebDAV
+
+    /**
+     * Encodes the WebDAV config as JSON into storage.
+     */
+    fun encodeWebDavConfig(config: WebDavConfig): Boolean {
+        return mainStorage.encode(KEY_WEBDAV_CONFIG, JsonUtil.toJson(config))
+    }
+
+    /**
+     * Decodes the WebDAV config from storage.
+     */
+    fun decodeWebDavConfig(): WebDavConfig? {
+        val json = mainStorage.decodeString(KEY_WEBDAV_CONFIG) ?: return null
+        return JsonUtil.fromJsonSafe(json, WebDavConfig::class.java)
+    }
+
+    //endregion
 }
@@ -0,0 +1,281 @@
+package com.v2ray.ang.handler
+
+import android.app.Notification
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.app.PendingIntent
+import android.app.Service
+import android.content.Context
+import android.content.Intent
+import android.graphics.Color
+import android.os.Build
+import androidx.annotation.RequiresApi
+import androidx.core.app.NotificationCompat
+import com.v2ray.ang.AppConfig
+import com.v2ray.ang.R
+import com.v2ray.ang.core.CoreServiceManager
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.extension.toSpeedString
+import com.v2ray.ang.ui.MainActivity
+import com.v2ray.ang.util.LogUtil
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.isActive
+import kotlinx.coroutines.launch
+import kotlin.math.min
+
+object NotificationManager {
+    private const val NOTIFICATION_ID = 1
+    private const val NOTIFICATION_PENDING_INTENT_CONTENT = 0
+    private const val NOTIFICATION_PENDING_INTENT_STOP_V2RAY = 1
+    private const val NOTIFICATION_PENDING_INTENT_RESTART_V2RAY = 2
+    private const val NOTIFICATION_ICON_THRESHOLD = 3000
+    private const val QUERY_INTERVAL_MS = 3000L
+
+    private var lastQueryTime = 0L
+    private var mBuilder: NotificationCompat.Builder? = null
+    private var speedNotificationJob: Job? = null
+    private var mNotificationManager: NotificationManager? = null
+
+    /**
+     * Starts the speed notification.
+     * @param currentConfig The current profile configuration.
+     */
+    fun startSpeedNotification() {
+        if (MmkvManager.decodeSettingsBool(AppConfig.PREF_SPEED_ENABLED) != true) return
+        if (speedNotificationJob != null || CoreServiceManager.isRunning() == false) return
+
+        var lastZeroSpeed = false
+
+        speedNotificationJob = CoroutineScope(Dispatchers.IO).launch {
+            while (isActive) {
+                lastZeroSpeed = updateSpeedNotificationOnce(lastZeroSpeed)
+                delay(QUERY_INTERVAL_MS)
+            }
+        }
+    }
+
+    /**
+     * Shows the notification.
+     * @param currentConfig The current profile configuration.
+     */
+    fun showNotification(currentConfig: ProfileItem?) {
+        val service = getService() ?: return
+
+        // Reset last query time to avoid querying stats too soon after showing the notification
+        lastQueryTime = System.currentTimeMillis()
+
+        val flags = PendingIntent.FLAG_IMMUTABLE or PendingIntent.FLAG_UPDATE_CURRENT
+
+        val startMainIntent = Intent(service, MainActivity::class.java)
+        val contentPendingIntent = PendingIntent.getActivity(service, NOTIFICATION_PENDING_INTENT_CONTENT, startMainIntent, flags)
+
+        val stopV2RayIntent = Intent(AppConfig.BROADCAST_ACTION_SERVICE)
+        stopV2RayIntent.`package` = AppConfig.ANG_PACKAGE
+        stopV2RayIntent.putExtra("key", AppConfig.MSG_STATE_STOP)
+        val stopV2RayPendingIntent = PendingIntent.getBroadcast(service, NOTIFICATION_PENDING_INTENT_STOP_V2RAY, stopV2RayIntent, flags)
+
+        val restartV2RayIntent = Intent(AppConfig.BROADCAST_ACTION_SERVICE)
+        restartV2RayIntent.`package` = AppConfig.ANG_PACKAGE
+        restartV2RayIntent.putExtra("key", AppConfig.MSG_STATE_RESTART)
+        val restartV2RayPendingIntent = PendingIntent.getBroadcast(service, NOTIFICATION_PENDING_INTENT_RESTART_V2RAY, restartV2RayIntent, flags)
+
+        val channelId =
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+                createNotificationChannel()
+            } else {
+                // If earlier version channel ID is not used
+                // https://developer.android.com/reference/android/support/v4/app/NotificationCompat.Builder.html#NotificationCompat.Builder(android.content.Context)
+                ""
+            }
+
+        mBuilder = NotificationCompat.Builder(service, channelId)
+            .setSmallIcon(R.drawable.ic_stat_name)
+            .setContentTitle(currentConfig?.remarks)
+            .setPriority(NotificationCompat.PRIORITY_MIN)
+            .setOngoing(true)
+            .setShowWhen(false)
+            .setOnlyAlertOnce(true)
+            .setContentIntent(contentPendingIntent)
+            .addAction(
+                R.drawable.ic_delete_24dp,
+                service.getString(R.string.notification_action_stop_v2ray),
+                stopV2RayPendingIntent
+            )
+            .addAction(
+                R.drawable.ic_delete_24dp,
+                service.getString(R.string.title_service_restart),
+                restartV2RayPendingIntent
+            )
+
+        //mBuilder?.setDefaults(NotificationCompat.FLAG_ONLY_ALERT_ONCE)
+
+        service.startForeground(NOTIFICATION_ID, mBuilder?.build())
+    }
+
+    /**
+     * Cancels the notification.
+     */
+    fun cancelNotification() {
+        val service = getService() ?: return
+        service.stopForeground(Service.STOP_FOREGROUND_REMOVE)
+
+        mBuilder = null
+        speedNotificationJob?.cancel()
+        speedNotificationJob = null
+        mNotificationManager = null
+    }
+
+    /**
+     * Stops the speed notification.
+     */
+    fun stopSpeedNotification() {
+        speedNotificationJob?.let {
+            it.cancel()
+            speedNotificationJob = null
+            updateNotification("", 0, 0)
+        }
+    }
+
+    /**
+     * Creates a notification channel for Android O and above.
+     * @return The channel ID.
+     */
+    @RequiresApi(Build.VERSION_CODES.O)
+    private fun createNotificationChannel(): String {
+        val channelId = AppConfig.RAY_NG_CHANNEL_ID
+        val channelName = AppConfig.RAY_NG_CHANNEL_NAME
+        val chan = NotificationChannel(
+            channelId,
+            channelName, NotificationManager.IMPORTANCE_HIGH
+        )
+        chan.lightColor = Color.DKGRAY
+        chan.importance = NotificationManager.IMPORTANCE_NONE
+        chan.lockscreenVisibility = Notification.VISIBILITY_PRIVATE
+        getNotificationManager()?.createNotificationChannel(chan)
+        return channelId
+    }
+
+    /**
+     * Updates the notification with the given content text and traffic data.
+     * @param contentText The content text.
+     * @param proxyTraffic The proxy traffic.
+     * @param directTraffic The direct traffic.
+     */
+    private fun updateNotification(contentText: String?, proxyTraffic: Long, directTraffic: Long) {
+        if (mBuilder != null) {
+            if (proxyTraffic < NOTIFICATION_ICON_THRESHOLD && directTraffic < NOTIFICATION_ICON_THRESHOLD) {
+                mBuilder?.setSmallIcon(R.drawable.ic_stat_name)
+            } else if (proxyTraffic > directTraffic) {
+                mBuilder?.setSmallIcon(R.drawable.ic_stat_proxy)
+            } else {
+                mBuilder?.setSmallIcon(R.drawable.ic_stat_direct)
+            }
+            mBuilder?.setStyle(NotificationCompat.BigTextStyle().bigText(contentText))
+            mBuilder?.setContentText(contentText)
+            getNotificationManager()?.notify(NOTIFICATION_ID, mBuilder?.build())
+        }
+    }
+
+    /**
+     * Gets the notification manager.
+     * @return The notification manager.
+     */
+    private fun getNotificationManager(): NotificationManager? {
+        if (mNotificationManager == null) {
+            val service = getService() ?: return null
+            mNotificationManager = service.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
+        }
+        return mNotificationManager
+    }
+
+    /**
+     * Appends the speed string to the given text.
+     * @param text The text to append to.
+     * @param name The name of the tag.
+     * @param up The uplink speed.
+     * @param down The downlink speed.
+     */
+    private fun appendSpeedString(text: StringBuilder, name: String?, up: Double, down: Double) {
+        var n = name ?: "no tag"
+        n = n.take(min(n.length, 6))
+        text.append(n)
+        for (i in n.length..6 step 2) {
+            text.append("\t")
+        }
+        text.append("•  ${up.toLong().toSpeedString()}↑  ${down.toLong().toSpeedString()}↓\n")
+    }
+
+    /**
+     * Updates the speed notification once.
+     * Queries traffic stats, separates proxy and direct, and updates the notification.
+     * @param lastZeroSpeed The previous zero speed state.
+     * @return The current zero speed state.
+     */
+    private fun updateSpeedNotificationOnce(lastZeroSpeed: Boolean): Boolean {
+        val queryTime = System.currentTimeMillis()
+        val sinceLastQueryIn = (queryTime - lastQueryTime)
+
+        // If the query interval is too short, skip this round to avoid excessive CPU usage
+        if (sinceLastQueryIn < QUERY_INTERVAL_MS) {
+            LogUtil.w(AppConfig.TAG, "Query interval too short: ${sinceLastQueryIn}ms, skipping")
+            lastQueryTime = queryTime
+            return lastZeroSpeed
+        }
+        val sinceLastQueryInSeconds = sinceLastQueryIn / 1000.0
+
+        var proxyUplink = 0L
+        var proxyDownlink = 0L
+        var directUplink = 0L
+        var directDownlink = 0L
+
+        CoreServiceManager.queryAllOutboundTrafficStats().forEach { stat ->
+            when {
+                stat.tag == AppConfig.TAG_DIRECT -> {
+                    when (stat.direction) {
+                        AppConfig.UPLINK -> directUplink += stat.value
+                        AppConfig.DOWNLINK -> directDownlink += stat.value
+                    }
+                }
+
+                stat.tag.startsWith(AppConfig.TAG_PROXY) -> {
+                    when (stat.direction) {
+                        AppConfig.UPLINK -> proxyUplink += stat.value
+                        AppConfig.DOWNLINK -> proxyDownlink += stat.value
+                    }
+                }
+            }
+        }
+
+        val proxyTotal = proxyUplink + proxyDownlink
+        val directTotal = directUplink + directDownlink
+        val zeroSpeed = proxyTotal + directTotal == 0L
+        if (!zeroSpeed || !lastZeroSpeed) {
+            val text = StringBuilder()
+            appendSpeedString(
+                text, AppConfig.TAG_PROXY,
+                proxyUplink / sinceLastQueryInSeconds,
+                proxyDownlink / sinceLastQueryInSeconds
+            )
+
+            appendSpeedString(
+                text, AppConfig.TAG_DIRECT,
+                directUplink / sinceLastQueryInSeconds,
+                directDownlink / sinceLastQueryInSeconds
+            )
+            updateNotification(text.toString(), proxyTotal, directTotal)
+        }
+        lastQueryTime = queryTime
+        return zeroSpeed
+    }
+
+    /**
+     * Gets the service instance.
+     * @return The service instance.
+     */
+    private fun getService(): Service? {
+        return CoreServiceManager.serviceControl?.get()?.getService()
+    }
+}
@@ -0,0 +1,32 @@
+package com.v2ray.ang.handler
+
+import kotlinx.coroutines.flow.MutableStateFlow
+
+object SettingsChangeManager {
+    private val _restartService = MutableStateFlow(false)
+    private val _setupGroupTab = MutableStateFlow(false)
+
+    // Mark restartService as requiring a restart
+    fun makeRestartService() {
+        _restartService.value = true
+    }
+
+    // Read and clear the restartService flag
+    fun consumeRestartService(): Boolean {
+        val v = _restartService.value
+        _restartService.value = false
+        return v
+    }
+
+    // Mark reinitGroupTab as requiring tab reinitialization
+    fun makeSetupGroupTab() {
+        _setupGroupTab.value = true
+    }
+
+    // Read and clear the reinitGroupTab flag
+    fun consumeSetupGroupTab(): Boolean {
+        val v = _setupGroupTab.value
+        _setupGroupTab.value = false
+        return v
+    }
+}
@@ -2,29 +2,57 @@ package com.v2ray.ang.handler

 import android.content.Context
 import android.content.res.AssetManager
+import android.os.Build
 import android.text.TextUtils
-import android.util.Log
+import androidx.appcompat.app.AppCompatDelegate
 import com.v2ray.ang.AppConfig
 import com.v2ray.ang.AppConfig.ANG_PACKAGE
+import com.v2ray.ang.AppConfig.DEFAULT_SUBSCRIPTION_ID
 import com.v2ray.ang.AppConfig.GEOIP_PRIVATE
 import com.v2ray.ang.AppConfig.GEOSITE_PRIVATE
 import com.v2ray.ang.AppConfig.TAG_DIRECT
-import com.v2ray.ang.dto.ProfileItem
-import com.v2ray.ang.dto.RoutingType
-import com.v2ray.ang.dto.RulesetItem
+import com.v2ray.ang.AppConfig.VPN
+import com.v2ray.ang.dto.V2rayConfig
+import com.v2ray.ang.dto.entities.ProfileItem
+import com.v2ray.ang.dto.entities.RulesetItem
+import com.v2ray.ang.dto.entities.SubscriptionItem
+import com.v2ray.ang.enums.EConfigType
+import com.v2ray.ang.enums.Language
+import com.v2ray.ang.enums.RoutingType
+import com.v2ray.ang.enums.VpnInterfaceAddressConfig
+import com.v2ray.ang.handler.MmkvManager.decodeAllServerList
 import com.v2ray.ang.handler.MmkvManager.decodeServerConfig
-import com.v2ray.ang.handler.MmkvManager.decodeServerList
+import com.v2ray.ang.handler.MmkvManager.decodeSubsList
+import com.v2ray.ang.handler.MmkvManager.decodeSubscription
+import com.v2ray.ang.handler.MmkvManager.encodeSubscription
+import com.v2ray.ang.handler.MmkvManager.removeSubscription
 import com.v2ray.ang.util.JsonUtil
+import com.v2ray.ang.util.LogUtil
 import com.v2ray.ang.util.Utils
-import com.v2ray.ang.util.Utils.parseInt
 import java.io.File
 import java.io.FileOutputStream
 import java.util.Collections
-import kotlin.Int
+import java.util.Locale
+import kotlin.random.Random

 object SettingsManager {

-    fun initRoutingRulesets(context: Context) {
+    @Volatile
+    private var runtimeSocksPort: Int? = null
+
+    fun initApp(context: Context) {
+        ensureDefaultSettings()
+        //ensureDefaultSubscription()
+        initRoutingRulesets(context)
+        migrateServerListToSubscriptions()
+        migrateHysteria2PinSHA256()
+    }
+
+    /**
+     * Initialize routing rulesets.
+     * @param context The application context.
+     */
+    private fun initRoutingRulesets(context: Context) {
        val exist = MmkvManager.decodeRoutingRulesets()
        if (exist.isNullOrEmpty()) {
            val rulesetList = getPresetRoutingRulesets(context)
@@ -32,6 +60,12 @@ object SettingsManager {
        }
    }

+    /**
+     * Get preset routing rulesets.
+     * @param context The application context.
+     * @param index The index of the routing type.
+     * @return A mutable list of RulesetItem.
+     */
    private fun getPresetRoutingRulesets(context: Context, index: Int = 0): MutableList<RulesetItem>? {
        val fileName = RoutingType.fromIndex(index).fileName
        val assets = Utils.readTextFromAssets(context, fileName)
@@ -39,22 +73,31 @@ object SettingsManager {
            return null
        }

-        return JsonUtil.fromJson(assets, Array<RulesetItem>::class.java).toMutableList()
+        return JsonUtil.fromJsonSafe(assets, Array<RulesetItem>::class.java)?.toMutableList()
    }

-
+    /**
+     * Reset routing rulesets from presets.
+     * @param context The application context.
+     * @param index The index of the routing type.
+     */
    fun resetRoutingRulesetsFromPresets(context: Context, index: Int) {
        val rulesetList = getPresetRoutingRulesets(context, index) ?: return
        resetRoutingRulesetsCommon(rulesetList)
    }

+    /**
+     * Reset routing rulesets.
+     * @param content The content of the rulesets.
+     * @return True if successful, false otherwise.
+     */
    fun resetRoutingRulesets(content: String?): Boolean {
        if (content.isNullOrEmpty()) {
            return false
        }

        try {
-            val rulesetList = JsonUtil.fromJson(content, Array<RulesetItem>::class.java).toMutableList()
+            val rulesetList = JsonUtil.fromJsonSafe(content, Array<RulesetItem>::class.java)?.toMutableList()
            if (rulesetList.isNullOrEmpty()) {
                return false
            }
@@ -62,15 +105,19 @@ object SettingsManager {
            resetRoutingRulesetsCommon(rulesetList)
            return true
        } catch (e: Exception) {
-            e.printStackTrace()
+            LogUtil.e(ANG_PACKAGE, "Failed to reset routing rulesets", e)
            return false
        }
    }

+    /**
+     * Common method to reset routing rulesets.
+     * @param rulesetList The list of rulesets.
+     */
    private fun resetRoutingRulesetsCommon(rulesetList: MutableList<RulesetItem>) {
        val rulesetNew: MutableList<RulesetItem> = mutableListOf()
        MmkvManager.decodeRoutingRulesets()?.forEach { key ->
-            if (key.looked == true) {
+            if (key.locked == true) {
                rulesetNew.add(key)
            }
        }
@@ -79,6 +126,11 @@ object SettingsManager {
        MmkvManager.encodeRoutingRulesets(rulesetNew)
    }

+    /**
+     * Get a routing ruleset by index.
+     * @param index The index of the ruleset.
+     * @return The RulesetItem.
+     */
    fun getRoutingRuleset(index: Int): RulesetItem? {
        if (index < 0) return null

@@ -88,11 +140,18 @@ object SettingsManager {
        return rulesetList[index]
    }

+    /**
+     * Save a routing ruleset.
+     * @param index The index of the ruleset.
+     * @param ruleset The RulesetItem to save.
+     */
    fun saveRoutingRuleset(index: Int, ruleset: RulesetItem?) {
        if (ruleset == null) return

-        val rulesetList = MmkvManager.decodeRoutingRulesets()
-        if (rulesetList.isNullOrEmpty()) return
+        var rulesetList = MmkvManager.decodeRoutingRulesets()
+        if (rulesetList.isNullOrEmpty()) {
+            rulesetList = mutableListOf()
+        }

        if (index < 0 || index >= rulesetList.count()) {
            rulesetList.add(0, ruleset)
@@ -102,6 +161,10 @@ object SettingsManager {
        MmkvManager.encodeRoutingRulesets(rulesetList)
    }

+    /**
+     * Remove a routing ruleset by index.
+     * @param index The index of the ruleset.
+     */
    fun removeRoutingRuleset(index: Int) {
        if (index < 0) return

@@ -112,7 +175,29 @@ object SettingsManager {
        MmkvManager.encodeRoutingRulesets(rulesetList)
    }

+    /**
+     * Check if routing rulesets bypass LAN.
+     * @return True if bypassing LAN, false otherwise.
+     */
    fun routingRulesetsBypassLan(): Boolean {
+        val vpnBypassLan = MmkvManager.decodeSettingsString(AppConfig.PREF_VPN_BYPASS_LAN) ?: "1"
+        if (vpnBypassLan == "1") {
+            return true
+        } else if (vpnBypassLan == "2") {
+            return false
+        }
+
+        val guid = MmkvManager.getSelectServer() ?: return false
+        val config = decodeServerConfig(guid) ?: return false
+        if (config.configType == EConfigType.CUSTOM) {
+            val raw = MmkvManager.decodeServerRaw(guid) ?: return false
+            val v2rayConfig = JsonUtil.fromJsonSafe(raw, V2rayConfig::class.java)
+            val exist = v2rayConfig?.routing?.rules?.filter { it.outboundTag == TAG_DIRECT }?.any {
+                it.domain?.contains(GEOSITE_PRIVATE) == true || it.ip?.contains(GEOIP_PRIVATE) == true
+            }
+            return exist == true
+        }
+
        val rulesetItems = MmkvManager.decodeRoutingRulesets()
        val exist = rulesetItems?.filter { it.enabled && it.outboundTag == TAG_DIRECT }?.any {
            it.domain?.contains(GEOSITE_PRIVATE) == true || it.ip?.contains(GEOIP_PRIVATE) == true
@@ -120,6 +205,11 @@ object SettingsManager {
        return exist == true
    }

+    /**
+     * Swap routing rulesets.
+     * @param fromPosition The position to swap from.
+     * @param toPosition The position to swap to.
+     */
    fun swapRoutingRuleset(fromPosition: Int, toPosition: Int) {
        val rulesetList = MmkvManager.decodeRoutingRulesets()
        if (rulesetList.isNullOrEmpty()) return
@@ -128,41 +218,127 @@ object SettingsManager {
        MmkvManager.encodeRoutingRulesets(rulesetList)
    }

+    /**
+     * Swap subscriptions.
+     * @param fromPosition The position to swap from.
+     * @param toPosition The position to swap to.
+     */
    fun swapSubscriptions(fromPosition: Int, toPosition: Int) {
-        val subsList = MmkvManager.decodeSubsList()
-        if (subsList.isNullOrEmpty()) return
+        val subsList = decodeSubsList()
+        if (subsList.isEmpty()) return

        Collections.swap(subsList, fromPosition, toPosition)
        MmkvManager.encodeSubsList(subsList)
    }

+    /**
+     * Get server via remarks.
+     * @param remarks The remarks of the server.
+     * @return The ProfileItem.
+     */
    fun getServerViaRemarks(remarks: String?): ProfileItem? {
-        if (remarks == null) {
+        if (remarks.isNullOrEmpty()) {
            return null
        }
-        val serverList = decodeServerList()
-        for (guid in serverList) {
-            val profile = decodeServerConfig(guid)
-            if (profile != null && profile.remarks == remarks) {
-                return profile
+        val serverList = decodeAllServerList()
+        return serverList
+            .mapNotNull { guid -> decodeServerConfig(guid) }
+            .firstOrNull { it.remarks == remarks }
+    }
+
+    /**
+     * Collects non-empty profile remarks while excluding specific config types.
+     */
+    fun getProfileRemarks(excludeConfigTypes: Set<EConfigType> = setOf(EConfigType.CUSTOM)): List<String> {
+        return decodeAllServerList()
+            .asSequence()
+            .mapNotNull { guid -> decodeServerConfig(guid) }
+            .filter { profile -> profile.configType !in excludeConfigTypes }
+            .map { it.remarks.trim() }
+            .filter { it.isNotEmpty() }
+            .distinct()
+            .toList()
+    }
+
+    /**
+     * Removes the subscription.
+     * If there are no remaining subscriptions,
+     * it creates a new default subscription to ensure that ungroup
+     **/
+    fun removeSubscriptionWithDefault(subid: String) {
+        SubscriptionUpdater.cancelOne(subId = subid)
+        // Remove the subscription
+        removeSubscription(subid)
+
+        // After removal, check if there are any subscriptions left. If not, create a default subscription.
+        val subsList2 = decodeSubsList()
+        if (subsList2.isNotEmpty()) {
+            return
+        }
+
+        val defaultSub = SubscriptionItem(
+            remarks = "Default",
+        )
+        encodeSubscription(DEFAULT_SUBSCRIPTION_ID, defaultSub)
+    }
+
+    /**
+     * Get the SOCKS port.
+     * @return The SOCKS port.
+     */
+    fun getSocksPort(): Int {
+        val port =
+            if (IsDynamicSocksPort()) {
+                runtimeSocksPort ?: refreshRuntimeSocksPort()
+            } else {
+                Utils.parseInt(MmkvManager.decodeSettingsString(AppConfig.PREF_SOCKS_PORT), AppConfig.PORT_SOCKS.toInt())
            }
+        return port ?: AppConfig.PORT_SOCKS.toInt()
+    }
+
+    @Synchronized
+    fun refreshRuntimeSocksPort(): Int? {
+        if (IsDynamicSocksPort()) {
+            runtimeSocksPort = generateRandomSocksPort()
+            return runtimeSocksPort
        }
        return null
    }

-    fun getSocksPort(): Int {
-        return parseInt(MmkvManager.decodeSettingsString(AppConfig.PREF_SOCKS_PORT), AppConfig.PORT_SOCKS.toInt())
+    fun getSocksUsername(): String? {
+        return MmkvManager.decodeSettingsString(AppConfig.PREF_SOCKS_USERNAME)?.trim()?.takeIf { it.isNotEmpty() }
    }

+    fun getSocksPassword(): String? {
+        return MmkvManager.decodeSettingsString(AppConfig.PREF_SOCKS_PASSWORD)?.trim()?.takeIf { it.isNotEmpty() }
+    }
+
+    /**
+     * Get the HTTP port.
+     * @return The HTTP port.
+     */
    fun getHttpPort(): Int {
-        return parseInt(MmkvManager.decodeSettingsString(AppConfig.PREF_HTTP_PORT), AppConfig.PORT_HTTP.toInt())
+        return getSocksPort() + if (Utils.isXray()) 0 else 1
    }

+    private fun IsDynamicSocksPort(): Boolean {
+        return MmkvManager.decodeSettingsBool(AppConfig.PREF_DYNAMIC_SOCKS_PORT, false)
+    }
+
+    private fun generateRandomSocksPort(): Int {
+        return Random.nextInt(10000, 65535)
+    }
+
+    /**
+     * Initialize assets.
+     * @param context The application context.
+     * @param assets The AssetManager.
+     */
    fun initAssets(context: Context, assets: AssetManager) {
        val extFolder = Utils.userAssetPath(context)

        try {
-            val geo = arrayOf("geosite.dat", "geoip.dat")
+            val geo = arrayOf(AppConfig.GEOSITE_DAT, AppConfig.GEOIP_DAT, AppConfig.GEOIP_ONLY_CN_PRIVATE_DAT)
            assets.list("")
                ?.filter { geo.contains(it) }
                ?.filter { !File(extFolder, it).exists() }
@@ -173,14 +349,285 @@ object SettingsManager {
                            input.copyTo(output)
                        }
                    }
-                    Log.i(
-                        ANG_PACKAGE,
-                        "Copied from apk assets folder to ${target.absolutePath}"
-                    )
+                    LogUtil.i(AppConfig.TAG, "Copied from apk assets folder to ${target.absolutePath}")
                }
        } catch (e: Exception) {
-            Log.e(ANG_PACKAGE, "asset copy failed", e)
+            LogUtil.e(ANG_PACKAGE, "asset copy failed", e)
+        }
+    }
+
+    /**
+     * Get domestic DNS servers from preference.
+     * @return A list of domestic DNS servers.
+     */
+    fun getDomesticDnsServers(): List<String> {
+        val domesticDns =
+            MmkvManager.decodeSettingsString(AppConfig.PREF_DOMESTIC_DNS) ?: AppConfig.DNS_DIRECT
+        val ret = domesticDns.split(",").filter { Utils.isPureIpAddress(it) || Utils.isCoreDNSAddress(it) }
+        if (ret.isEmpty()) {
+            return listOf(AppConfig.DNS_DIRECT)
+        }
+        return ret
+    }
+
+    /**
+     * Get remote DNS servers from preference.
+     * @return A list of remote DNS servers.
+     */
+    fun getRemoteDnsServers(): List<String> {
+        val remoteDns =
+            MmkvManager.decodeSettingsString(AppConfig.PREF_REMOTE_DNS) ?: AppConfig.DNS_PROXY
+        val ret = remoteDns.split(",").filter { Utils.isPureIpAddress(it) || Utils.isCoreDNSAddress(it) }
+        if (ret.isEmpty()) {
+            return listOf(AppConfig.DNS_PROXY)
+        }
+        return ret
+    }
+
+    /**
+     * Get VPN DNS servers from preference.
+     * @return A list of VPN DNS servers.
+     */
+    fun getVpnDnsServers(): List<String> {
+        val vpnDns = MmkvManager.decodeSettingsString(AppConfig.PREF_VPN_DNS) ?: AppConfig.DNS_VPN
+        return vpnDns.split(",").filter { Utils.isPureIpAddress(it) }
+    }
+
+    /**
+     * Get delay test URL.
+     * @param second Whether to use the second URL.
+     * @return The delay test URL.
+     */
+    fun getDelayTestUrl(second: Boolean = false): String {
+        return if (second) {
+            AppConfig.DELAY_TEST_URL2
+        } else {
+            MmkvManager.decodeSettingsString(AppConfig.PREF_DELAY_TEST_URL)
+                ?: AppConfig.DELAY_TEST_URL
+        }
+    }
+
+    /**
+     * Get real ping concurrency.
+     * @return The number of concurrent real-ping tests (clamped to 1..64).
+     */
+    fun getRealPingConcurrency(): Int {
+        val value = MmkvManager.decodeSettingsString(AppConfig.PREF_REAL_PING_CONCURRENCY)?.toIntOrNull() ?: 16
+        return value.coerceIn(1, 128)
+    }
+
+    /**
+     * Get the locale.
+     * @return The locale.
+     */
+    fun getLocale(): Locale {
+        val langCode =
+            MmkvManager.decodeSettingsString(AppConfig.PREF_LANGUAGE) ?: Language.AUTO.code
+        val language = Language.fromCode(langCode)
+
+        return when (language) {
+            Language.AUTO -> Utils.getSysLocale()
+            Language.ENGLISH -> Locale.ENGLISH
+            Language.CHINA -> Locale.CHINA
+            Language.TRADITIONAL_CHINESE -> Locale.TRADITIONAL_CHINESE
+            Language.VIETNAMESE -> Locale.forLanguageTag("vi")
+            Language.RUSSIAN -> Locale.forLanguageTag("ru")
+            Language.PERSIAN -> Locale.forLanguageTag("fa")
+            Language.ARABIC -> Locale.forLanguageTag("ar")
+            Language.BANGLA -> Locale.forLanguageTag("bn")
+            Language.BAKHTIARI -> Locale.forLanguageTag("bqi-IR")
+        }
+    }
+
+    /**
+     * Set night mode.
+     */
+    fun setNightMode() {
+        when (MmkvManager.decodeSettingsString(AppConfig.PREF_UI_MODE_NIGHT, "0")) {
+            "0" -> AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM)
+            "1" -> AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_NO)
+            "2" -> AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_YES)
+        }
+    }
+
+    /**
+     * Retrieves the currently selected VPN interface address configuration.
+     * This method reads the user's preference for VPN interface addressing and returns
+     * the corresponding configuration containing IPv4 and IPv6 addresses.
+     *
+     * @return The selected VpnInterfaceAddressConfig instance, or the default configuration
+     *         if no valid selection is found or if the stored index is invalid.
+     */
+    fun getCurrentVpnInterfaceAddressConfig(): VpnInterfaceAddressConfig {
+        val selectedIndex = MmkvManager.decodeSettingsString(AppConfig.PREF_VPN_INTERFACE_ADDRESS_CONFIG_INDEX, "0")?.toInt()
+        return VpnInterfaceAddressConfig.getConfigByIndex(selectedIndex ?: 0)
+    }
+
+    /**
+     * Get the VPN MTU from settings, defaulting to AppConfig.VPN_MTU.
+     */
+    fun getVpnMtu(): Int {
+        return Utils.parseInt(MmkvManager.decodeSettingsString(AppConfig.PREF_VPN_MTU), AppConfig.VPN_MTU)
+    }
+
+    /**
+     * Check if HEV TUN is being used.
+     * @return True if HEV TUN is used, false otherwise.
+     */
+    fun isUsingHevTun(): Boolean {
+        return MmkvManager.decodeSettingsBool(AppConfig.PREF_USE_HEV_TUNNEL, true)
+    }
+
+    /**
+     * Check if VPN mode is enabled.
+     * @return True if VPN mode is enabled, false otherwise.
+     */
+    fun isVpnMode(): Boolean {
+        val mode = MmkvManager.decodeSettingsString(AppConfig.PREF_MODE)
+        return mode == null || mode == VPN
+    }
+
+    /**
+     *  Check if process routing can be used.
+     */
+    fun canUseProcessRouting(): Boolean {
+        // Android 10+
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.Q) {
+            return false
        }

+        // Must xray tun
+        if (isUsingHevTun()) {
+            return false
+        }
+
+        // Must have route only enabled
+        if (MmkvManager.decodeSettingsBool(AppConfig.PREF_ROUTE_ONLY_ENABLED, false) == false) {
+            return false
+        }
+
+        return true
    }
+
+    /**
+     * Ensure default settings are present in MMKV.
+     */
+    private fun ensureDefaultSettings() {
+        // Write defaults in the exact order requested by the user
+        ensureDefaultValue(AppConfig.PREF_MODE, VPN)
+        ensureDefaultValue(AppConfig.PREF_VPN_DNS, AppConfig.DNS_VPN)
+        ensureDefaultValue(AppConfig.PREF_VPN_MTU, AppConfig.VPN_MTU.toString())
+        ensureDefaultValue(AppConfig.PREF_SOCKS_PORT, AppConfig.PORT_SOCKS)
+        ensureDefaultValue(AppConfig.PREF_REMOTE_DNS, AppConfig.DNS_PROXY)
+        ensureDefaultValue(AppConfig.PREF_DOMESTIC_DNS, AppConfig.DNS_DIRECT)
+        ensureDefaultValue(AppConfig.PREF_DELAY_TEST_URL, AppConfig.DELAY_TEST_URL)
+        ensureDefaultValue(AppConfig.PREF_IP_API_URL, AppConfig.IP_API_URL)
+        ensureDefaultValue(AppConfig.PREF_HEV_TUNNEL_RW_TIMEOUT, AppConfig.HEVTUN_RW_TIMEOUT)
+        ensureDefaultValue(AppConfig.PREF_MUX_CONCURRENCY, "8")
+        ensureDefaultValue(AppConfig.PREF_MUX_XUDP_CONCURRENCY, "8")
+        ensureDefaultValue(AppConfig.PREF_FRAGMENT_LENGTH, "50-100")
+        ensureDefaultValue(AppConfig.PREF_FRAGMENT_INTERVAL, "10-20")
+    }
+
+    private fun ensureDefaultValue(key: String, default: String) {
+        if (MmkvManager.decodeSettingsString(key).isNullOrEmpty()) {
+            MmkvManager.encodeSettings(key, default)
+        }
+    }
+
+    private fun migrateHysteria2PinSHA256() {
+        // Check if migration has already been done
+        val migrationKey = "hysteria2_pin_sha256_migrated"
+        if (MmkvManager.decodeSettingsBool(migrationKey, false)) {
+            return
+        }
+
+        val serverList = decodeAllServerList()
+
+        for (guid in serverList) {
+            val profile = decodeServerConfig(guid) ?: continue
+            if (profile.configType != EConfigType.HYSTERIA2) {
+                continue
+            }
+            if (profile.pinSHA256.isNullOrEmpty() || !profile.pinnedCA256.isNullOrEmpty()) {
+                continue
+            }
+            profile.pinnedCA256 = profile.pinSHA256
+            profile.pinSHA256 = null
+            MmkvManager.encodeServerConfig(guid, profile)
+        }
+
+        MmkvManager.encodeSettings(migrationKey, true)
+    }
+
+    /**
+     * Migrates server list from legacy KEY_ANG_CONFIGS to subscription-based storage.
+     * This method should be called once during app initialization after the storage structure change.
+     * Servers are grouped by their subscriptionId into respective subscription's serverList.
+     * Servers without subscription are moved to the default subscription.
+     * After migration, KEY_ANG_CONFIGS is removed.
+     */
+    private fun migrateServerListToSubscriptions() {
+        // Check if migration has already been done
+        val migrationKey = "server_list_to_subscriptions_migrated"
+        if (MmkvManager.decodeSettingsBool(migrationKey, false)) {
+            return
+        }
+
+        // Ensure default subscription exists before migration
+        ensureDefaultSubscription()
+
+        // Read existing server list from legacy KEY_ANG_CONFIGS
+        val oldJson = MmkvManager.readLegacyServerList()
+        if (oldJson.isNullOrBlank()) {
+            // No data to migrate, mark as done
+            MmkvManager.encodeSettings(migrationKey, true)
+            return
+        }
+
+        val guids = JsonUtil.fromJsonSafe(oldJson, Array<String>::class.java) ?: run {
+            MmkvManager.encodeSettings(migrationKey, true)
+            return
+        }
+
+        val subscriptionServerMap = mutableMapOf<String, MutableList<String>>()
+
+        // Group servers by subscription (use default subscription for empty subscriptionId)
+        guids.forEach { guid ->
+            val config = decodeServerConfig(guid) ?: return@forEach
+            val subId = config.subscriptionId.ifEmpty { DEFAULT_SUBSCRIPTION_ID }
+
+            subscriptionServerMap.getOrPut(subId) { mutableListOf() }.add(guid)
+        }
+
+        // Update each subscription's serverList (including default subscription)
+        subscriptionServerMap.forEach { (subId, serverGuids) ->
+            MmkvManager.encodeServerList(serverGuids, subId)
+        }
+
+
+        // Mark migration as complete
+        MmkvManager.encodeSettings(migrationKey, true)
+    }
+
+    /**
+     * Ensures the default subscription exists for ungrouped servers.
+     * This subscription is used internally to store servers without a subscription.
+     * Made public for migration in SettingsManager.
+     */
+    private fun ensureDefaultSubscription() {
+        if (decodeSubscription(DEFAULT_SUBSCRIPTION_ID) == null) {
+            val defaultSub = SubscriptionItem(
+                remarks = "Default",
+            )
+            encodeSubscription(DEFAULT_SUBSCRIPTION_ID, defaultSub)
+
+            // Move top
+            val subsList = decodeSubsList()
+            if (subsList.count() > 1) {
+                swapSubscriptions(0, subsList.count() - 1)
+            }
+        }
+    }
+
 }
@@ -0,0 +1,119 @@
+package com.v2ray.ang.handler
+
+import com.v2ray.ang.AppConfig
+import com.v2ray.ang.dto.IPAPIInfo
+import com.v2ray.ang.dto.UrlContentRequest
+import com.v2ray.ang.util.HttpUtil
+import com.v2ray.ang.util.JsonUtil
+import com.v2ray.ang.util.LogUtil
+import kotlinx.coroutines.currentCoroutineContext
+import kotlinx.coroutines.isActive
+import java.io.IOException
+import java.net.InetSocketAddress
+import java.net.Socket
+import java.net.UnknownHostException
+
+object SpeedtestManager {
+
+    private val tcpTestingSockets = ArrayList<Socket?>()
+
+    /**
+     * Measures the TCP connection time to a given URL and port.
+     *
+     * @param url The URL to connect to.
+     * @param port The port to connect to.
+     * @return The connection time in milliseconds, or -1 if the connection failed.
+     */
+    suspend fun tcping(url: String, port: Int): Long {
+        var time = -1L
+        for (k in 0 until 2) {
+            val one = socketConnectTime(url, port)
+            if (!currentCoroutineContext().isActive) {
+                break
+            }
+            if (one != -1L && (time == -1L || one < time)) {
+                time = one
+            }
+        }
+        return time
+    }
+
+    /**
+     * Measures the time taken to establish a TCP connection to a given URL and port.
+     *
+     * @param url The URL to connect to.
+     * @param port The port to connect to.
+     * @return The connection time in milliseconds, or -1 if the connection failed.
+     */
+    fun socketConnectTime(url: String, port: Int): Long {
+        try {
+            val socket = Socket()
+            synchronized(this) {
+                tcpTestingSockets.add(socket)
+            }
+            val start = System.currentTimeMillis()
+            socket.connect(InetSocketAddress(url, port), 3000)
+            val time = System.currentTimeMillis() - start
+            synchronized(this) {
+                tcpTestingSockets.remove(socket)
+            }
+            socket.close()
+            return time
+        } catch (e: UnknownHostException) {
+            LogUtil.e(AppConfig.TAG, "Unknown host: $url", e)
+        } catch (e: IOException) {
+            LogUtil.e(AppConfig.TAG, "socketConnectTime IOException: $e")
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "Failed to establish socket connection to $url:$port", e)
+        }
+        return -1
+    }
+
+    /**
+     * Closes all TCP sockets that are currently being tested.
+     */
+    fun closeAllTcpSockets() {
+        synchronized(this) {
+            tcpTestingSockets.forEach {
+                it?.close()
+            }
+            tcpTestingSockets.clear()
+        }
+    }
+
+    fun getRemoteIPInfo(): String? {
+        val url = MmkvManager.decodeSettingsString(AppConfig.PREF_IP_API_URL)
+            .takeIf { !it.isNullOrBlank() } ?: AppConfig.IP_API_URL
+
+        val proxyUsername = SettingsManager.getSocksUsername()
+        val proxyPassword = SettingsManager.getSocksPassword()
+        val httpPort = SettingsManager.getHttpPort()
+        if (httpPort == 0) return null
+        val content = HttpUtil.getUrlContent(
+            UrlContentRequest(
+                url = url,
+                timeout = 5000,
+                httpPort = httpPort,
+                proxyUsername = proxyUsername,
+                proxyPassword = proxyPassword
+            )
+        ) ?: return null
+        val ipInfo = JsonUtil.fromJsonSafe(content, IPAPIInfo::class.java) ?: return null
+
+        val ip = listOf(
+            ipInfo.ip,
+            ipInfo.clientIp,
+            ipInfo.ip_addr,
+            ipInfo.query
+        ).firstOrNull { !it.isNullOrBlank() }
+
+        val country = listOf(
+            ipInfo.country_code,
+            ipInfo.country,
+            ipInfo.countryCode,
+            ipInfo.location?.country_code
+        ).firstOrNull { !it.isNullOrBlank() }
+
+        return "(${country ?: "unknown"}) ${ip ?: "unknown"}"
+    }
+}
@@ -0,0 +1,193 @@
+package com.v2ray.ang.handler
+
+import android.annotation.SuppressLint
+import android.content.Context
+import androidx.work.Constraints
+import androidx.work.CoroutineWorker
+import androidx.work.ExistingPeriodicWorkPolicy
+import androidx.work.NetworkType
+import androidx.work.PeriodicWorkRequestBuilder
+import androidx.work.WorkerParameters
+import androidx.work.multiprocess.RemoteWorkManager
+import androidx.work.workDataOf
+import com.v2ray.ang.AngApplication
+import com.v2ray.ang.AppConfig
+import com.v2ray.ang.R
+import com.v2ray.ang.dto.entities.SubscriptionCache
+import com.v2ray.ang.enums.NotificationChannelType
+import com.v2ray.ang.util.LogUtil
+import com.v2ray.ang.util.NotificationHelper
+import java.util.concurrent.TimeUnit
+
+object SubscriptionUpdater {
+
+    // -------------------------------------------------------------------------
+    // Public API — the only methods external callers should ever use
+    // -------------------------------------------------------------------------
+
+    /**
+     * Sync all subscription tasks with current settings.
+     *
+     * Startup/boot callers should use the default mode so existing periodic work is kept.
+     * Use forceReschedule=true only when the next run time needs to be recalculated from
+     * the latest persisted subscription state (for example after a manual refresh).
+     * Call from: MainActivity.onCreate(), BootReceiver.onReceive().
+     */
+    fun sync(
+        context: Context = AngApplication.application,
+        forceReschedule: Boolean = false
+    ) {
+        val existingWorkPolicy =
+            if (forceReschedule) {
+                ExistingPeriodicWorkPolicy.REPLACE
+            } else {
+                ExistingPeriodicWorkPolicy.KEEP
+            }
+
+        MmkvManager.decodeSubscriptions().forEach { sub ->
+            scheduleOne(
+                context = context,
+                subId = sub.guid,
+                shouldRun = sub.subscription.autoUpdate,
+                existingWorkPolicy = existingWorkPolicy
+            )
+        }
+        LogUtil.i(
+            AppConfig.TAG,
+            "SubscriptionUpdater: sync complete forceReschedule=$forceReschedule"
+        )
+    }
+
+    /**
+     * Sync a single subscription's task.
+     * Call from: SubEditActivity after saving, after a manual update (to reset the timer).
+     */
+    fun syncOne(context: Context = AngApplication.application, subId: String) {
+        val subItem = MmkvManager.decodeSubscription(subId) ?: return
+        scheduleOne(
+            context = context,
+            subId = subId,
+            shouldRun = subItem.autoUpdate,
+            existingWorkPolicy = ExistingPeriodicWorkPolicy.REPLACE
+        )
+    }
+
+    /**
+     * Cancel the auto-update task for a single subscription.
+     * Call from: when a subscription is deleted.
+     */
+    fun cancelOne(context: Context = AngApplication.application, subId: String) {
+        RemoteWorkManager.getInstance(context)
+            .cancelUniqueWork(taskName(subId))
+    }
+
+    // -------------------------------------------------------------------------
+    // Internal scheduling logic
+    // -------------------------------------------------------------------------
+
+    private fun taskName(subId: String) = "${AppConfig.SUBSCRIPTION_UPDATE_TASK_NAME}_$subId"
+
+    private fun scheduleOne(
+        context: Context,
+        subId: String,
+        shouldRun: Boolean,
+        existingWorkPolicy: ExistingPeriodicWorkPolicy
+    ) {
+        val rw = RemoteWorkManager.getInstance(context)
+        if (!shouldRun) {
+            rw.cancelUniqueWork(taskName(subId))
+            LogUtil.d(AppConfig.TAG, "SubscriptionUpdater: cancelled task for $subId")
+            return
+        }
+
+        val subItem = MmkvManager.decodeSubscription(subId) ?: return
+
+        val intervalMinutes = maxOf(
+            AppConfig.SUBSCRIPTION_MIN_INTERVAL_MINUTES,
+            subItem.updateInterval
+        )
+
+        // Base initial delay on the last successful update time persisted in subscription.
+        val lastUpdated = subItem.lastUpdated
+        val intervalMillis = intervalMinutes * 60 * 1000L
+        val now = System.currentTimeMillis()
+        val initialDelayMillis = if (lastUpdated <= 0L) {
+            0L
+        } else {
+            maxOf(0L, lastUpdated + intervalMillis - now)
+        }
+
+        val request = PeriodicWorkRequestBuilder<UpdateTask>(intervalMinutes, TimeUnit.MINUTES)
+            .setConstraints(
+                Constraints.Builder()
+                    .setRequiredNetworkType(NetworkType.CONNECTED)
+                    .build()
+            )
+            .setInputData(workDataOf(KEY_SUB_ID to subId))
+            .setInitialDelay(initialDelayMillis, TimeUnit.MILLISECONDS)
+            .addTag(AppConfig.SUBSCRIPTION_UPDATE_TASK_NAME)
+            .build()
+
+        rw.enqueueUniquePeriodicWork(
+            taskName(subId),
+            existingWorkPolicy,
+            request
+        )
+
+        LogUtil.i(
+            AppConfig.TAG,
+            "SubscriptionUpdater: scheduled [$subId] interval=${intervalMinutes}min " +
+                    "initialDelay=${initialDelayMillis / 1000}s policy=$existingWorkPolicy"
+        )
+    }
+
+    // -------------------------------------------------------------------------
+    // Worker
+    // -------------------------------------------------------------------------
+
+    private const val KEY_SUB_ID = "subId"
+
+    class UpdateTask(context: Context, params: WorkerParameters) :
+        CoroutineWorker(context, params) {
+
+        @SuppressLint("MissingPermission")
+        override suspend fun doWork(): Result {
+            val subId = inputData.getString(KEY_SUB_ID)
+            LogUtil.i(AppConfig.TAG, "SubscriptionUpdater automatic update starting: $subId")
+
+            if (subId.isNullOrEmpty()) {
+                LogUtil.w(AppConfig.TAG, "SubscriptionUpdater: missing subId in worker input")
+                return Result.success()
+            }
+
+            val subItem = MmkvManager.decodeSubscription(subId)
+            if (subItem == null) {
+                LogUtil.w(AppConfig.TAG, "SubscriptionUpdater: no subscription found for $subId")
+                return Result.success()
+            }
+
+            if (!subItem.autoUpdate) {
+                LogUtil.i(AppConfig.TAG, "SubscriptionUpdater: auto-update disabled for $subId, skip")
+                return Result.success()
+            }
+
+            val sub = SubscriptionCache(subId, subItem)
+
+            // Notify about update start
+            NotificationHelper.notify(
+                NotificationChannelType.SUBSCRIPTION_UPDATE,
+                applicationContext,
+                applicationContext.getString(R.string.title_pref_auto_update_subscription),
+                "Updating ${sub.subscription.remarks}"
+            )
+
+            LogUtil.i(AppConfig.TAG, "SubscriptionUpdater automatic update: ---${sub.subscription.remarks}")
+            AngConfigManager.updateConfigViaSub(sub)
+
+            // Clear notification
+            NotificationHelper.cancel(NotificationChannelType.SUBSCRIPTION_UPDATE, applicationContext)
+
+            return Result.success()
+        }
+    }
+}
@@ -0,0 +1,106 @@
+package com.v2ray.ang.handler
+
+import android.os.Build
+import com.v2ray.ang.AppConfig
+import com.v2ray.ang.BuildConfig
+import com.v2ray.ang.dto.CheckUpdateResult
+import com.v2ray.ang.dto.GitHubRelease
+import com.v2ray.ang.dto.UrlContentRequest
+import com.v2ray.ang.extension.concatUrl
+import com.v2ray.ang.util.HttpUtil
+import com.v2ray.ang.util.JsonUtil
+import com.v2ray.ang.util.LogUtil
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+
+object UpdateCheckerManager {
+    suspend fun checkForUpdate(includePreRelease: Boolean = false): CheckUpdateResult = withContext(Dispatchers.IO) {
+        val url = if (includePreRelease) {
+            AppConfig.APP_API_URL
+        } else {
+            AppConfig.APP_API_URL.concatUrl("latest")
+        }
+
+        val proxyUsername = SettingsManager.getSocksUsername()
+        val proxyPassword = SettingsManager.getSocksPassword()
+
+        var response = HttpUtil.getUrlContent(
+            UrlContentRequest(
+                url = url,
+                timeout = 5000
+            )
+        )
+        if (response.isNullOrEmpty()) {
+            val httpPort = SettingsManager.getHttpPort()
+            response = HttpUtil.getUrlContent(
+                UrlContentRequest(
+                    url = url,
+                    timeout = 5000,
+                    httpPort = httpPort,
+                    proxyUsername = proxyUsername,
+                    proxyPassword = proxyPassword
+                )
+            )
+                ?: throw IllegalStateException("Failed to get response")
+        }
+
+        val latestRelease = if (includePreRelease) {
+            JsonUtil.fromJsonSafe(response, Array<GitHubRelease>::class.java)
+                ?.firstOrNull()
+                ?: throw IllegalStateException("No pre-release found")
+        } else {
+            JsonUtil.fromJsonSafe(response, GitHubRelease::class.java)
+        }
+        if (latestRelease == null) {
+            return@withContext CheckUpdateResult(hasUpdate = false)
+        }
+
+        val latestVersion = latestRelease.tagName.removePrefix("v")
+        LogUtil.i(
+            AppConfig.TAG,
+            "Found new version: $latestVersion (current: ${BuildConfig.VERSION_NAME})"
+        )
+
+        return@withContext if (compareVersions(latestVersion, BuildConfig.VERSION_NAME) > 0) {
+            val downloadUrl = getDownloadUrl(latestRelease, Build.SUPPORTED_ABIS[0])
+            CheckUpdateResult(
+                hasUpdate = true,
+                latestVersion = latestVersion,
+                releaseNotes = latestRelease.body,
+                downloadUrl = downloadUrl,
+                isPreRelease = latestRelease.prerelease
+            )
+        } else {
+            CheckUpdateResult(hasUpdate = false)
+        }
+    }
+
+    private fun compareVersions(version1: String, version2: String): Int {
+        val v1 = version1.split(".")
+        val v2 = version2.split(".")
+
+        for (i in 0 until maxOf(v1.size, v2.size)) {
+            val num1 = if (i < v1.size) v1[i].toInt() else 0
+            val num2 = if (i < v2.size) v2[i].toInt() else 0
+            if (num1 != num2) return num1 - num2
+        }
+        return 0
+    }
+
+    private fun getDownloadUrl(release: GitHubRelease, abi: String): String {
+        val fDroid = "fdroid"
+
+        val assetsByAbi = release.assets.filter {
+            (it.name.contains(abi, true))
+        }
+
+        val asset = if (BuildConfig.APPLICATION_ID.contains(fDroid, ignoreCase = true)) {
+            assetsByAbi.firstOrNull { it.name.contains(fDroid) }
+        } else {
+            assetsByAbi.firstOrNull { !it.name.contains(fDroid) }
+        }
+
+        return asset?.browserDownloadUrl
+            ?: throw IllegalStateException("No compatible APK found")
+    }
+}
@@ -1,635 +0,0 @@
-package com.v2ray.ang.handler
-
-import android.content.Context
-import android.text.TextUtils
-import android.util.Log
-import com.v2ray.ang.AppConfig
-import com.v2ray.ang.AppConfig.ANG_PACKAGE
-import com.v2ray.ang.AppConfig.DEFAULT_NETWORK
-import com.v2ray.ang.AppConfig.DNS_ALIDNS_ADDRESSES
-import com.v2ray.ang.AppConfig.DNS_ALIDNS_DOMAIN
-import com.v2ray.ang.AppConfig.DNS_CLOUDFLARE_ADDRESSES
-import com.v2ray.ang.AppConfig.DNS_CLOUDFLARE_DOMAIN
-import com.v2ray.ang.AppConfig.DNS_DNSPOD_ADDRESSES
-import com.v2ray.ang.AppConfig.DNS_DNSPOD_DOMAIN
-import com.v2ray.ang.AppConfig.DNS_GOOGLE_ADDRESSES
-import com.v2ray.ang.AppConfig.DNS_GOOGLE_DOMAIN
-import com.v2ray.ang.AppConfig.DNS_QUAD9_ADDRESSES
-import com.v2ray.ang.AppConfig.DNS_QUAD9_DOMAIN
-import com.v2ray.ang.AppConfig.DNS_YANDEX_ADDRESSES
-import com.v2ray.ang.AppConfig.DNS_YANDEX_DOMAIN
-import com.v2ray.ang.AppConfig.GEOIP_CN
-import com.v2ray.ang.AppConfig.GEOSITE_CN
-import com.v2ray.ang.AppConfig.GEOSITE_PRIVATE
-import com.v2ray.ang.AppConfig.GOOGLEAPIS_CN_DOMAIN
-import com.v2ray.ang.AppConfig.GOOGLEAPIS_COM_DOMAIN
-import com.v2ray.ang.AppConfig.HEADER_TYPE_HTTP
-import com.v2ray.ang.AppConfig.LOOPBACK
-import com.v2ray.ang.AppConfig.PROTOCOL_FREEDOM
-import com.v2ray.ang.AppConfig.TAG_BLOCKED
-import com.v2ray.ang.AppConfig.TAG_DIRECT
-import com.v2ray.ang.AppConfig.TAG_FRAGMENT
-import com.v2ray.ang.AppConfig.TAG_PROXY
-import com.v2ray.ang.AppConfig.WIREGUARD_LOCAL_ADDRESS_V4
-import com.v2ray.ang.AppConfig.WIREGUARD_LOCAL_ADDRESS_V6
-import com.v2ray.ang.dto.ConfigResult
-import com.v2ray.ang.dto.EConfigType
-import com.v2ray.ang.dto.ProfileItem
-import com.v2ray.ang.dto.RulesetItem
-import com.v2ray.ang.dto.V2rayConfig
-import com.v2ray.ang.dto.V2rayConfig.RoutingBean.RulesBean
-import com.v2ray.ang.fmt.HttpFmt
-import com.v2ray.ang.fmt.Hysteria2Fmt
-import com.v2ray.ang.fmt.ShadowsocksFmt
-import com.v2ray.ang.fmt.SocksFmt
-import com.v2ray.ang.fmt.TrojanFmt
-import com.v2ray.ang.fmt.VlessFmt
-import com.v2ray.ang.fmt.VmessFmt
-import com.v2ray.ang.fmt.WireguardFmt
-import com.v2ray.ang.util.JsonUtil
-import com.v2ray.ang.util.Utils
-
-object V2rayConfigManager {
-
-    fun getV2rayConfig(context: Context, guid: String): ConfigResult {
-        try {
-            val config = MmkvManager.decodeServerConfig(guid) ?: return ConfigResult(false)
-            if (config.configType == EConfigType.CUSTOM) {
-                val raw = MmkvManager.decodeServerRaw(guid) ?: return ConfigResult(false)
-                val domainPort = config.getServerAddressAndPort()
-                return ConfigResult(true, guid, raw, domainPort)
-            }
-
-            val result = getV2rayNonCustomConfig(context, config)
-            //Log.d(ANG_PACKAGE, result.content)
-            result.guid = guid
-            return result
-        } catch (e: Exception) {
-            e.printStackTrace()
-            return ConfigResult(false)
-        }
-    }
-
-    private fun getV2rayNonCustomConfig(context: Context, config: ProfileItem): ConfigResult {
-        val result = ConfigResult(false)
-
-        val address = config.server ?: return result
-        if (!Utils.isIpAddress(address)) {
-            if (!Utils.isValidUrl(address)) {
-                Log.d(ANG_PACKAGE, "$address is an invalid ip or domain")
-                return result
-            }
-        }
-
-        //取得默认配置
-        val assets = Utils.readTextFromAssets(context, "v2ray_config.json")
-        if (TextUtils.isEmpty(assets)) {
-            return result
-        }
-        val v2rayConfig = JsonUtil.fromJson(assets, V2rayConfig::class.java) ?: return result
-        v2rayConfig.log.loglevel =
-            MmkvManager.decodeSettingsString(AppConfig.PREF_LOGLEVEL) ?: "warning"
-        v2rayConfig.remarks = config.remarks
-
-        inbounds(v2rayConfig)
-
-        val isPlugin = config.configType == EConfigType.HYSTERIA2
-        val retOut = outbounds(v2rayConfig, config, isPlugin) ?: return result
-        val retMore = moreOutbounds(v2rayConfig, config.subscriptionId, isPlugin)
-
-        routing(v2rayConfig)
-
-        fakedns(v2rayConfig)
-
-        dns(v2rayConfig)
-
-        if (MmkvManager.decodeSettingsBool(AppConfig.PREF_LOCAL_DNS_ENABLED) == true) {
-            customLocalDns(v2rayConfig)
-        }
-        if (MmkvManager.decodeSettingsBool(AppConfig.PREF_SPEED_ENABLED) != true) {
-            v2rayConfig.stats = null
-            v2rayConfig.policy = null
-        }
-
-        result.status = true
-        result.content = v2rayConfig.toPrettyPrinting()
-        result.domainPort = if (retMore.first) retMore.second else retOut.second
-        return result
-    }
-
-    private fun inbounds(v2rayConfig: V2rayConfig): Boolean {
-        try {
-            val socksPort = SettingsManager.getSocksPort()
-            val httpPort = SettingsManager.getHttpPort()
-
-            v2rayConfig.inbounds.forEach { curInbound ->
-                if (MmkvManager.decodeSettingsBool(AppConfig.PREF_PROXY_SHARING) != true) {
-                    //bind all inbounds to localhost if the user requests
-                    curInbound.listen = LOOPBACK
-                }
-            }
-            v2rayConfig.inbounds[0].port = socksPort
-            val fakedns = MmkvManager.decodeSettingsBool(AppConfig.PREF_FAKE_DNS_ENABLED) == true
-            val sniffAllTlsAndHttp =
-                MmkvManager.decodeSettingsBool(AppConfig.PREF_SNIFFING_ENABLED, true) != false
-            v2rayConfig.inbounds[0].sniffing?.enabled = fakedns || sniffAllTlsAndHttp
-            v2rayConfig.inbounds[0].sniffing?.routeOnly =
-                MmkvManager.decodeSettingsBool(AppConfig.PREF_ROUTE_ONLY_ENABLED, false)
-            if (!sniffAllTlsAndHttp) {
-                v2rayConfig.inbounds[0].sniffing?.destOverride?.clear()
-            }
-            if (fakedns) {
-                v2rayConfig.inbounds[0].sniffing?.destOverride?.add("fakedns")
-            }
-
-            v2rayConfig.inbounds[1].port = httpPort
-
-//            if (httpPort > 0) {
-//                val httpCopy = v2rayConfig.inbounds[0].copy()
-//                httpCopy.port = httpPort
-//                httpCopy.protocol = "http"
-//                v2rayConfig.inbounds.add(httpCopy)
-//            }
-        } catch (e: Exception) {
-            e.printStackTrace()
-            return false
-        }
-        return true
-    }
-
-    private fun outbounds(v2rayConfig: V2rayConfig, config: ProfileItem, isPlugin: Boolean): Pair<Boolean, String>? {
-        if (isPlugin) {
-            val socksPort = Utils.findFreePort(listOf(100 + SettingsManager.getSocksPort(), 0))
-            val outboundNew = V2rayConfig.OutboundBean(
-                mux = null,
-                protocol = EConfigType.SOCKS.name.lowercase(),
-                settings = V2rayConfig.OutboundBean.OutSettingsBean(
-                    servers = listOf(
-                        V2rayConfig.OutboundBean.OutSettingsBean.ServersBean(
-                            address = LOOPBACK,
-                            port = socksPort
-                        )
-                    )
-                )
-            )
-            if (v2rayConfig.outbounds.isNotEmpty()) {
-                v2rayConfig.outbounds[0] = outboundNew
-            } else {
-                v2rayConfig.outbounds.add(outboundNew)
-            }
-            return Pair(true, outboundNew.getServerAddressAndPort())
-        }
-
-        val outbound = getProxyOutbound(config) ?: return null
-        val ret = updateOutboundWithGlobalSettings(outbound)
-        if (!ret) return null
-
-        if (v2rayConfig.outbounds.isNotEmpty()) {
-            v2rayConfig.outbounds[0] = outbound
-        } else {
-            v2rayConfig.outbounds.add(outbound)
-        }
-
-        updateOutboundFragment(v2rayConfig)
-        return Pair(true, config.getServerAddressAndPort())
-    }
-
-    private fun fakedns(v2rayConfig: V2rayConfig) {
-        if (MmkvManager.decodeSettingsBool(AppConfig.PREF_LOCAL_DNS_ENABLED) == true
-            && MmkvManager.decodeSettingsBool(AppConfig.PREF_FAKE_DNS_ENABLED) == true
-        ) {
-            v2rayConfig.fakedns = listOf(V2rayConfig.FakednsBean())
-        }
-    }
-
-    private fun routing(v2rayConfig: V2rayConfig): Boolean {
-        try {
-
-            v2rayConfig.routing.domainStrategy =
-                MmkvManager.decodeSettingsString(AppConfig.PREF_ROUTING_DOMAIN_STRATEGY)
-                    ?: "IPIfNonMatch"
-
-            val rulesetItems = MmkvManager.decodeRoutingRulesets()
-            rulesetItems?.forEach { key ->
-                routingUserRule(key, v2rayConfig)
-            }
-        } catch (e: Exception) {
-            e.printStackTrace()
-            return false
-        }
-        return true
-    }
-
-    private fun routingUserRule(item: RulesetItem?, v2rayConfig: V2rayConfig) {
-        try {
-            if (item == null || !item.enabled) {
-                return
-            }
-
-            val rule = JsonUtil.fromJson(JsonUtil.toJson(item), RulesBean::class.java) ?: return
-
-            v2rayConfig.routing.rules.add(rule)
-
-        } catch (e: Exception) {
-            e.printStackTrace()
-        }
-    }
-
-    private fun userRule2Domain(tag: String): ArrayList<String> {
-        val domain = ArrayList<String>()
-
-        val rulesetItems = MmkvManager.decodeRoutingRulesets()
-        rulesetItems?.forEach { key ->
-            if (key != null && key.enabled && key.outboundTag == tag && !key.domain.isNullOrEmpty()) {
-                key.domain?.forEach {
-                    if (it != GEOSITE_PRIVATE
-                        && (it.startsWith("geosite:") || it.startsWith("domain:"))
-                    ) {
-                        domain.add(it)
-                    }
-                }
-            }
-        }
-
-        return domain
-    }
-
-    private fun customLocalDns(v2rayConfig: V2rayConfig): Boolean {
-        try {
-            if (MmkvManager.decodeSettingsBool(AppConfig.PREF_FAKE_DNS_ENABLED) == true) {
-                val geositeCn = arrayListOf(GEOSITE_CN)
-                val proxyDomain = userRule2Domain(TAG_PROXY)
-                val directDomain = userRule2Domain(TAG_DIRECT)
-                // fakedns with all domains to make it always top priority
-                v2rayConfig.dns.servers?.add(
-                    0,
-                    V2rayConfig.DnsBean.ServersBean(
-                        address = "fakedns",
-                        domains = geositeCn.plus(proxyDomain).plus(directDomain)
-                    )
-                )
-            }
-
-            // DNS inbound对象
-            val remoteDns = Utils.getRemoteDnsServers()
-            if (v2rayConfig.inbounds.none { e -> e.protocol == "dokodemo-door" && e.tag == "dns-in" }) {
-                val dnsInboundSettings = V2rayConfig.InboundBean.InSettingsBean(
-                    address = if (Utils.isPureIpAddress(remoteDns.first())) remoteDns.first() else AppConfig.DNS_PROXY,
-                    port = 53,
-                    network = "tcp,udp"
-                )
-
-                val localDnsPort = Utils.parseInt(
-                    MmkvManager.decodeSettingsString(AppConfig.PREF_LOCAL_DNS_PORT),
-                    AppConfig.PORT_LOCAL_DNS.toInt()
-                )
-                v2rayConfig.inbounds.add(
-                    V2rayConfig.InboundBean(
-                        tag = "dns-in",
-                        port = localDnsPort,
-                        listen = LOOPBACK,
-                        protocol = "dokodemo-door",
-                        settings = dnsInboundSettings,
-                        sniffing = null
-                    )
-                )
-            }
-
-            // DNS outbound对象
-            if (v2rayConfig.outbounds.none { e -> e.protocol == "dns" && e.tag == "dns-out" }) {
-                v2rayConfig.outbounds.add(
-                    V2rayConfig.OutboundBean(
-                        protocol = "dns",
-                        tag = "dns-out",
-                        settings = null,
-                        streamSettings = null,
-                        mux = null
-                    )
-                )
-            }
-
-            // DNS routing tag
-            v2rayConfig.routing.rules.add(
-                0, RulesBean(
-                    inboundTag = arrayListOf("dns-in"),
-                    outboundTag = "dns-out",
-                    domain = null
-                )
-            )
-        } catch (e: Exception) {
-            e.printStackTrace()
-            return false
-        }
-        return true
-    }
-
-    private fun dns(v2rayConfig: V2rayConfig): Boolean {
-        try {
-            val hosts = mutableMapOf<String, Any>()
-            val servers = ArrayList<Any>()
-
-            //remote Dns
-            val remoteDns = Utils.getRemoteDnsServers()
-            val proxyDomain = userRule2Domain(TAG_PROXY)
-            remoteDns.forEach {
-                servers.add(it)
-            }
-            if (proxyDomain.size > 0) {
-                servers.add(
-                    V2rayConfig.DnsBean.ServersBean(
-                        address =  remoteDns.first(),
-                        domains =  proxyDomain,
-                    )
-                )
-            }
-
-            // domestic DNS
-            val domesticDns = Utils.getDomesticDnsServers()
-            val directDomain = userRule2Domain(TAG_DIRECT)
-            val isCnRoutingMode = directDomain.contains(GEOSITE_CN)
-            val geoipCn = arrayListOf(GEOIP_CN)
-            if (directDomain.size > 0) {
-                servers.add(
-                    V2rayConfig.DnsBean.ServersBean(
-                        address = domesticDns.first(),
-                        domains = directDomain,
-                        expectIPs = if (isCnRoutingMode) geoipCn else null,
-                        skipFallback = true
-                    )
-                )
-            }
-
-            if (Utils.isPureIpAddress(domesticDns.first())) {
-                v2rayConfig.routing.rules.add(
-                    0, RulesBean(
-                        outboundTag = TAG_DIRECT,
-                        port = "53",
-                        ip = arrayListOf(domesticDns.first()),
-                        domain = null
-                    )
-                )
-            }
-
-            //block dns
-            val blkDomain = userRule2Domain(TAG_BLOCKED)
-            if (blkDomain.size > 0) {
-                hosts.putAll(blkDomain.map { it to LOOPBACK })
-            }
-
-            // hardcode googleapi rule to fix play store problems
-            hosts[GOOGLEAPIS_CN_DOMAIN] = GOOGLEAPIS_COM_DOMAIN
-
-            // hardcode popular Android Private DNS rule to fix localhost DNS problem
-            hosts[DNS_ALIDNS_DOMAIN] = DNS_ALIDNS_ADDRESSES
-            hosts[DNS_CLOUDFLARE_DOMAIN] = DNS_CLOUDFLARE_ADDRESSES
-            hosts[DNS_DNSPOD_DOMAIN] = DNS_DNSPOD_ADDRESSES
-            hosts[DNS_GOOGLE_DOMAIN] = DNS_GOOGLE_ADDRESSES
-            hosts[DNS_QUAD9_DOMAIN] = DNS_QUAD9_ADDRESSES
-            hosts[DNS_YANDEX_DOMAIN] = DNS_YANDEX_ADDRESSES
-
-
-            // DNS dns对象
-            v2rayConfig.dns = V2rayConfig.DnsBean(
-                servers = servers,
-                hosts = hosts
-            )
-
-            // DNS routing
-            if (Utils.isPureIpAddress(remoteDns.first())) {
-                v2rayConfig.routing.rules.add(
-                    0, RulesBean(
-                        outboundTag = TAG_PROXY,
-                        port = "53",
-                        ip = arrayListOf(remoteDns.first()),
-                        domain = null
-                    )
-                )
-            }
-        } catch (e: Exception) {
-            e.printStackTrace()
-            return false
-        }
-        return true
-    }
-
-    private fun updateOutboundWithGlobalSettings(outbound: V2rayConfig.OutboundBean): Boolean {
-        try {
-            var muxEnabled = MmkvManager.decodeSettingsBool(AppConfig.PREF_MUX_ENABLED, false)
-            val protocol = outbound.protocol
-            if (protocol.equals(EConfigType.SHADOWSOCKS.name, true)
-                || protocol.equals(EConfigType.SOCKS.name, true)
-                || protocol.equals(EConfigType.HTTP.name, true)
-                || protocol.equals(EConfigType.TROJAN.name, true)
-                || protocol.equals(EConfigType.WIREGUARD.name, true)
-                || protocol.equals(EConfigType.HYSTERIA2.name, true)
-            ) {
-                muxEnabled = false
-            } else if (protocol.equals(EConfigType.VLESS.name, true)
-                && outbound.settings?.vnext?.first()?.users?.first()?.flow?.isNotEmpty() == true
-            ) {
-                muxEnabled = false
-            }
-            if (muxEnabled == true) {
-                outbound.mux?.enabled = true
-                outbound.mux?.concurrency =
-                    MmkvManager.decodeSettingsInt(AppConfig.PREF_MUX_CONCURRENCY, 8)
-                outbound.mux?.xudpConcurrency =
-                    MmkvManager.decodeSettingsInt(AppConfig.PREF_MUX_XUDP_CONCURRENCY, 16)
-                outbound.mux?.xudpProxyUDP443 =
-                    MmkvManager.decodeSettingsString(AppConfig.PREF_MUX_XUDP_QUIC) ?: "reject"
-            } else {
-                outbound.mux?.enabled = false
-                outbound.mux?.concurrency = -1
-            }
-
-            if (protocol.equals(EConfigType.WIREGUARD.name, true)) {
-                var localTunAddr = if (outbound.settings?.address == null) {
-                    listOf(WIREGUARD_LOCAL_ADDRESS_V4, WIREGUARD_LOCAL_ADDRESS_V6)
-                } else {
-                    outbound.settings?.address as List<*>
-                }
-                if (MmkvManager.decodeSettingsBool(AppConfig.PREF_PREFER_IPV6) != true) {
-                    localTunAddr = listOf(localTunAddr.first())
-                }
-                outbound.settings?.address = localTunAddr
-            }
-
-            if (outbound.streamSettings?.network == DEFAULT_NETWORK
-                && outbound.streamSettings?.tcpSettings?.header?.type == HEADER_TYPE_HTTP
-            ) {
-                val path = outbound.streamSettings?.tcpSettings?.header?.request?.path
-                val host = outbound.streamSettings?.tcpSettings?.header?.request?.headers?.Host
-
-                val requestString: String by lazy {
-                    """{"version":"1.1","method":"GET","headers":{"User-Agent":["Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.6478.122 Mobile Safari/537.36"],"Accept-Encoding":["gzip, deflate"],"Connection":["keep-alive"],"Pragma":"no-cache"}}"""
-                }
-                outbound.streamSettings?.tcpSettings?.header?.request = JsonUtil.fromJson(
-                    requestString,
-                    V2rayConfig.OutboundBean.StreamSettingsBean.TcpSettingsBean.HeaderBean.RequestBean::class.java
-                )
-                outbound.streamSettings?.tcpSettings?.header?.request?.path =
-                    if (path.isNullOrEmpty()) {
-                        listOf("/")
-                    } else {
-                        path
-                    }
-                outbound.streamSettings?.tcpSettings?.header?.request?.headers?.Host = host
-            }
-
-
-        } catch (e: Exception) {
-            e.printStackTrace()
-            return false
-        }
-        return true
-    }
-
-    private fun updateOutboundFragment(v2rayConfig: V2rayConfig): Boolean {
-        try {
-            if (MmkvManager.decodeSettingsBool(AppConfig.PREF_FRAGMENT_ENABLED, false) == false) {
-                return true
-            }
-            if (v2rayConfig.outbounds[0].streamSettings?.security != AppConfig.TLS
-                && v2rayConfig.outbounds[0].streamSettings?.security != AppConfig.REALITY
-            ) {
-                return true
-            }
-
-            val fragmentOutbound =
-                V2rayConfig.OutboundBean(
-                    protocol = PROTOCOL_FREEDOM,
-                    tag = TAG_FRAGMENT,
-                    mux = null
-                )
-
-            var packets =
-                MmkvManager.decodeSettingsString(AppConfig.PREF_FRAGMENT_PACKETS) ?: "tlshello"
-            if (v2rayConfig.outbounds[0].streamSettings?.security == AppConfig.REALITY
-                && packets == "tlshello"
-            ) {
-                packets = "1-3"
-            } else if (v2rayConfig.outbounds[0].streamSettings?.security == AppConfig.TLS
-                && packets != "tlshello"
-            ) {
-                packets = "tlshello"
-            }
-
-            fragmentOutbound.settings = V2rayConfig.OutboundBean.OutSettingsBean(
-                fragment = V2rayConfig.OutboundBean.OutSettingsBean.FragmentBean(
-                    packets = packets,
-                    length = MmkvManager.decodeSettingsString(AppConfig.PREF_FRAGMENT_LENGTH)
-                        ?: "50-100",
-                    interval = MmkvManager.decodeSettingsString(AppConfig.PREF_FRAGMENT_INTERVAL)
-                        ?: "10-20"
-                ),
-                noises = listOf(
-                    V2rayConfig.OutboundBean.OutSettingsBean.NoiseBean(
-                        type = "rand",
-                        packet = "10-20",
-                        delay = "10-16",
-                    )
-                ),
-            )
-            fragmentOutbound.streamSettings = V2rayConfig.OutboundBean.StreamSettingsBean(
-                sockopt = V2rayConfig.OutboundBean.StreamSettingsBean.SockoptBean(
-                    TcpNoDelay = true,
-                    mark = 255
-                )
-            )
-            v2rayConfig.outbounds.add(fragmentOutbound)
-
-            //proxy chain
-            v2rayConfig.outbounds[0].streamSettings?.sockopt =
-                V2rayConfig.OutboundBean.StreamSettingsBean.SockoptBean(
-                    dialerProxy = TAG_FRAGMENT
-                )
-        } catch (e: Exception) {
-            e.printStackTrace()
-            return false
-        }
-        return true
-    }
-
-    private fun moreOutbounds(
-        v2rayConfig: V2rayConfig,
-        subscriptionId: String,
-        isPlugin: Boolean
-    ): Pair<Boolean, String> {
-        val returnPair = Pair(false, "")
-        var domainPort: String = ""
-
-        if (isPlugin) {
-            return returnPair
-        }
-        //fragment proxy
-        if (MmkvManager.decodeSettingsBool(AppConfig.PREF_FRAGMENT_ENABLED, false) == true) {
-            return returnPair
-        }
-
-        if (subscriptionId.isEmpty()) {
-            return returnPair
-        }
-        try {
-            val subItem = MmkvManager.decodeSubscription(subscriptionId) ?: return returnPair
-
-            //current proxy
-            val outbound = v2rayConfig.outbounds[0]
-
-            //Previous proxy
-            val prevNode = SettingsManager.getServerViaRemarks(subItem.prevProfile)
-            if (prevNode != null) {
-                val prevOutbound = getProxyOutbound(prevNode)
-                if (prevOutbound != null) {
-                    updateOutboundWithGlobalSettings(prevOutbound)
-                    prevOutbound.tag = TAG_PROXY + "2"
-                    v2rayConfig.outbounds.add(prevOutbound)
-                    outbound.streamSettings?.sockopt =
-                        V2rayConfig.OutboundBean.StreamSettingsBean.SockoptBean(
-                            dialerProxy = prevOutbound.tag
-                        )
-                    domainPort = prevNode.getServerAddressAndPort()
-                }
-            }
-
-            //Next proxy
-            val nextNode = SettingsManager.getServerViaRemarks(subItem.nextProfile)
-            if (nextNode != null) {
-                val nextOutbound = getProxyOutbound(nextNode)
-                if (nextOutbound != null) {
-                    updateOutboundWithGlobalSettings(nextOutbound)
-                    nextOutbound.tag = TAG_PROXY
-                    v2rayConfig.outbounds.add(0, nextOutbound)
-                    outbound.tag = TAG_PROXY + "1"
-                    nextOutbound.streamSettings?.sockopt =
-                        V2rayConfig.OutboundBean.StreamSettingsBean.SockoptBean(
-                            dialerProxy = outbound.tag
-                        )
-                }
-            }
-        } catch (e: Exception) {
-            e.printStackTrace()
-            return returnPair
-        }
-
-        if (domainPort.isNotEmpty()) {
-            return Pair(true, domainPort)
-        }
-        return returnPair
-    }
-
-    fun getProxyOutbound(profileItem: ProfileItem): V2rayConfig.OutboundBean? {
-        return when (profileItem.configType) {
-            EConfigType.VMESS -> VmessFmt.toOutbound(profileItem)
-            EConfigType.CUSTOM -> null
-            EConfigType.SHADOWSOCKS -> ShadowsocksFmt.toOutbound(profileItem)
-            EConfigType.SOCKS -> SocksFmt.toOutbound(profileItem)
-            EConfigType.VLESS -> VlessFmt.toOutbound(profileItem)
-            EConfigType.TROJAN -> TrojanFmt.toOutbound(profileItem)
-            EConfigType.WIREGUARD -> WireguardFmt.toOutbound(profileItem)
-            EConfigType.HYSTERIA2 -> Hysteria2Fmt.toOutbound(profileItem)
-            EConfigType.HTTP -> HttpFmt.toOutbound(profileItem)
-        }
-
-    }
-
-}
@@ -0,0 +1,183 @@
+package com.v2ray.ang.handler
+
+import com.v2ray.ang.AppConfig
+import com.v2ray.ang.dto.entities.WebDavConfig
+import com.v2ray.ang.util.LogUtil
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+import okhttp3.Credentials
+import okhttp3.MediaType.Companion.toMediaTypeOrNull
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import okhttp3.RequestBody.Companion.asRequestBody
+import java.io.File
+import java.io.FileOutputStream
+import java.net.URL
+import java.util.concurrent.TimeUnit
+
+object WebDavManager {
+    private var cfg: WebDavConfig? = null
+    private var client: OkHttpClient? = null
+
+    /**
+     * Initialize the WebDAV manager with a configuration and build an OkHttp client.
+     *
+     * @param config WebDavConfig containing baseUrl, credentials, remoteBasePath and timeoutSeconds.
+     */
+    fun init(config: WebDavConfig) {
+        cfg = config
+        client = OkHttpClient.Builder()
+            .connectTimeout(config.timeoutSeconds, TimeUnit.SECONDS)
+            .readTimeout(config.timeoutSeconds, TimeUnit.SECONDS)
+            .writeTimeout(config.timeoutSeconds, TimeUnit.SECONDS)
+            .callTimeout(config.timeoutSeconds, TimeUnit.SECONDS)
+            .build()
+    }
+
+    /**
+     * Upload a local file to a remote file name under the configured remoteBasePath.
+     * The provided `remoteFileName` should be a file name (e.g. "backup_ng.zip").
+     * The method will attempt to create parent directories via MKCOL before PUT.
+     *
+     * @param localFile File to upload.
+     * @param remoteFileName Remote file name relative to configured remoteBasePath.
+     * @return true if upload succeeded (HTTP 2xx), false otherwise.
+     */
+    suspend fun uploadFile(localFile: File, remoteFileName: String): Boolean = withContext(Dispatchers.IO) {
+        val remote = buildRemoteUrl(remoteFileName)
+        try {
+            val cl = client ?: return@withContext false
+
+            // Ensure parent directories exist
+            val dirPath = remote.substringBeforeLast('/')
+            if (dirPath != remote) {
+                ensureRemoteDirs(dirPath)
+            }
+
+            // Determine content type based on file extension
+            val mediaType = when (localFile.extension.lowercase()) {
+                "zip" -> "application/zip"
+                "json" -> "application/json"
+                "txt" -> "text/plain"
+                else -> "application/octet-stream"
+            }.toMediaTypeOrNull()
+
+            val body = localFile.asRequestBody(mediaType)
+            val req = applyAuth(Request.Builder().url(remote).put(body)).build()
+            cl.newCall(req).execute().use { resp ->
+                val success = resp.isSuccessful
+                if (success) {
+                    LogUtil.i(AppConfig.TAG, "WebDAV upload success: $remote")
+                } else {
+                    LogUtil.e(AppConfig.TAG, "WebDAV upload failed: $remote (HTTP ${resp.code})")
+                }
+                return@withContext success
+            }
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "WebDAV upload exception: $remote", e)
+            return@withContext false
+        }
+    }
+
+    /**
+     * Download a remote file (relative to configured remoteBasePath) into a local file.
+     *
+     * @param remoteFileName Remote file name relative to configured remoteBasePath.
+     * @param destFile Local destination file to write to.
+     * @return true if download and write succeeded, false otherwise.
+     */
+    suspend fun downloadFile(remoteFileName: String, destFile: File): Boolean = withContext(Dispatchers.IO) {
+        val remote = buildRemoteUrl(remoteFileName)
+        try {
+            val cl = client ?: return@withContext false
+            val req = applyAuth(Request.Builder().url(remote).get()).build()
+            cl.newCall(req).execute().use { resp ->
+                if (!resp.isSuccessful) {
+                    LogUtil.e(AppConfig.TAG, "WebDAV download failed: $remote (HTTP ${resp.code})")
+                    return@withContext false
+                }
+
+                resp.body.byteStream().use { input ->
+                    destFile.parentFile?.mkdirs()
+                    FileOutputStream(destFile).use { fos ->
+                        input.copyTo(fos)
+                    }
+                }
+
+                LogUtil.i(AppConfig.TAG, "WebDAV download success: $remote")
+                return@withContext true
+            }
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "WebDAV download exception: $remote", e)
+            return@withContext false
+        }
+    }
+
+    /**
+     * Build a full remote URL by combining the configured base URL, the configured
+     * remote base path and a file name provided by the caller.
+     *
+     * Example: baseUrl="https://example.com/remote.php/dav", remoteBasePath="backups",
+     * remoteFileName="backup_ng.zip" => "https://example.com/remote.php/dav/backups/backup_ng.zip"
+     *
+     * @param remoteFileName A file name relative to the configured remoteBasePath (no leading slash required).
+     * @return Full URL string used for HTTP operations.
+     */
+    private fun buildRemoteUrl(remoteFileName: String): String {
+        val base = cfg?.baseUrl?.trimEnd('/') ?: ""
+        // Use configured remoteBasePath when not empty; otherwise fallback to AppConfig.WEBDAV_BACKUP_DIR
+        val basePathConfigured = cfg?.remoteBasePath?.trim('/')?.takeIf { it.isNotEmpty() }
+        val basePath = basePathConfigured ?: AppConfig.WEBDAV_BACKUP_DIR
+        val rel = remoteFileName.trimStart('/')
+        return if (basePath.isEmpty()) "$base/$rel" else "$base/$basePath/$rel"
+    }
+
+    /**
+     * Apply HTTP Basic authentication headers to the given request builder when
+     * username is configured in `cfg`.
+     *
+     * @param builder OkHttp Request.Builder to modify.
+     * @return The same builder instance with Authorization header applied if credentials exist.
+     */
+    private fun applyAuth(builder: Request.Builder): Request.Builder {
+        val username = cfg?.username
+        val password = cfg?.password
+        if (!username.isNullOrEmpty()) {
+            builder.header("Authorization", Credentials.basic(username, password ?: ""))
+        }
+        return builder
+    }
+
+    /**
+     * Ensure that each directory segment in the given directory URL exists on the
+     * WebDAV server. This issues MKCOL requests for each segment in a best-effort
+     * manner and ignores errors for segments that already exist.
+     *
+     * @param dirUrl Absolute URL to the directory that should exist (e.g. https://.../backups)
+     */
+    private fun ensureRemoteDirs(dirUrl: String) {
+        try {
+            val cl = client ?: return
+            val url = URL(dirUrl)
+            val segments = url.path.split("/").filter { it.isNotEmpty() }
+            var accum = ""
+            for (seg in segments) {
+                accum += "/$seg"
+                val mkUrl = URL(url.protocol, url.host, if (url.port == -1) -1 else url.port, accum).toString()
+                try {
+                    val req = applyAuth(Request.Builder().url(mkUrl).method("MKCOL", null)).build()
+                    cl.newCall(req).execute().use { resp ->
+                        // 201 Created or 405 Method Not Allowed (already exists) are acceptable
+                        if (resp.code != 201 && resp.code != 405 && resp.code != 409) {
+                            LogUtil.w(AppConfig.TAG, "WebDAV MKCOL $mkUrl returned ${resp.code}")
+                        }
+                    }
+                } catch (_: Exception) {
+                    // best-effort, continue
+                }
+            }
+        } catch (e: Exception) {
+            LogUtil.e(AppConfig.TAG, "WebDAV ensureRemoteDirs error", e)
+        }
+    }
+}
@@ -0,0 +1,68 @@
+package com.v2ray.ang.helper
+
+import android.graphics.Canvas
+import android.graphics.Rect
+import android.graphics.drawable.Drawable
+import android.view.View
+import androidx.recyclerview.widget.RecyclerView
+
+class CustomDividerItemDecoration(
+    private val divider: Drawable,
+    private val orientation: Int
+) : RecyclerView.ItemDecoration() {
+
+    override fun onDraw(canvas: Canvas, parent: RecyclerView, state: RecyclerView.State) {
+        if (orientation == RecyclerView.VERTICAL) {
+            drawVerticalDividers(canvas, parent)
+        } else {
+            drawHorizontalDividers(canvas, parent)
+        }
+    }
+
+    private fun drawVerticalDividers(canvas: Canvas, parent: RecyclerView) {
+        val left = parent.paddingLeft
+        val right = parent.width - parent.paddingRight
+
+        val childCount = parent.childCount
+        for (i in 0 until childCount - 1) {
+            val child = parent.getChildAt(i)
+            val params = child.layoutParams as RecyclerView.LayoutParams
+
+            val top = child.bottom + params.bottomMargin
+            val bottom = top + divider.intrinsicHeight
+
+            divider.setBounds(left, top, right, bottom)
+            divider.draw(canvas)
+        }
+    }
+
+    private fun drawHorizontalDividers(canvas: Canvas, parent: RecyclerView) {
+        val top = parent.paddingTop
+        val bottom = parent.height - parent.paddingBottom
+
+        val childCount = parent.childCount
+        for (i in 0 until childCount - 1) {
+            val child = parent.getChildAt(i)
+            val params = child.layoutParams as RecyclerView.LayoutParams
+
+            val left = child.right + params.rightMargin
+            val right = left + divider.intrinsicWidth
+
+            divider.setBounds(left, top, right, bottom)
+            divider.draw(canvas)
+        }
+    }
+
+    override fun getItemOffsets(
+        outRect: Rect,
+        view: View,
+        parent: RecyclerView,
+        state: RecyclerView.State
+    ) {
+        if (orientation == RecyclerView.VERTICAL) {
+            outRect.set(0, 0, 0, divider.intrinsicHeight)
+        } else {
+            outRect.set(0, 0, divider.intrinsicWidth, 0)
+        }
+    }
+}
@@ -0,0 +1,88 @@
+package com.v2ray.ang.helper
+
+import android.content.ActivityNotFoundException
+import android.content.Intent
+import android.net.Uri
+import androidx.activity.result.ActivityResultLauncher
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.appcompat.app.AppCompatActivity
+import com.v2ray.ang.AppConfig
+import com.v2ray.ang.R
+import com.v2ray.ang.extension.toast
+import com.v2ray.ang.util.LogUtil
+
+/**
+ * Helper for choosing and creating files using Android Storage Access Framework.
+ * Supports both file selection (ACTION_GET_CONTENT) and file creation (CreateDocument).
+ */
+class FileChooserHelper(private val activity: AppCompatActivity) {
+    private var fileChooserCallback: ((Uri?) -> Unit)? = null
+    private var documentCreateCallback: ((Uri?) -> Unit)? = null
+
+    private val fileChooserLauncher: ActivityResultLauncher<Intent> =
+        activity.registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
+            val uri = result.data?.data
+            if (result.resultCode == AppCompatActivity.RESULT_OK && uri != null) {
+                fileChooserCallback?.invoke(uri)
+            } else {
+                fileChooserCallback?.invoke(null)
+            }
+            fileChooserCallback = null
+        }
+
+    private val documentCreateLauncher: ActivityResultLauncher<String> =
+        activity.registerForActivityResult(ActivityResultContracts.CreateDocument("application/zip")) { uri ->
+            documentCreateCallback?.invoke(uri)
+            documentCreateCallback = null
+        }
+
+    /**
+     * Launch file chooser with ACTION_GET_CONTENT intent to select an existing file.
+     *
+     * @param mimeType MIME type filter for files
+     * @param onResult Callback invoked with the selected file URI (null if cancelled)
+     */
+    fun launch(
+        mimeType: String = "*/*",
+        onResult: (Uri?) -> Unit
+    ) {
+        fileChooserCallback = onResult
+
+        val intent = Intent(Intent.ACTION_GET_CONTENT).apply {
+            type = mimeType
+            addCategory(Intent.CATEGORY_OPENABLE)
+        }
+
+        try {
+            fileChooserLauncher.launch(
+                Intent.createChooser(intent, activity.getString(R.string.title_file_chooser))
+            )
+        } catch (ex: ActivityNotFoundException) {
+            LogUtil.e(AppConfig.TAG, "File chooser activity not found", ex)
+            activity.toast(R.string.toast_require_file_manager)
+            fileChooserCallback?.invoke(null)
+            fileChooserCallback = null
+        }
+    }
+
+    /**
+     * Launch document creator to create a new file at user-selected location.
+     *
+     * @param fileName Default file name for the new document
+     * @param onResult Callback invoked with the created file URI (null if cancelled)
+     */
+    fun createDocument(
+        fileName: String,
+        onResult: (Uri?) -> Unit
+    ) {
+        documentCreateCallback = onResult
+        try {
+            documentCreateLauncher.launch(fileName)
+        } catch (ex: ActivityNotFoundException) {
+            LogUtil.e(AppConfig.TAG, "Document creator activity not found", ex)
+            activity.toast(R.string.toast_require_file_manager)
+            documentCreateCallback?.invoke(null)
+            documentCreateCallback = null
+        }
+    }
+}
--- a/Show More
+++ b/Show More