Initial commit

android/.gitignore

@@ -0,0 +1,13 @@
+gradle-wrapper.jar
+/.gradle
+/captures/
+/gradlew
+/gradlew.bat
+/local.properties
+GeneratedPluginRegistrant.java
+
+# Remember to never publicly share your keystore.
+# See https://flutter.dev/docs/deployment/android#reference-the-keystore-from-the-app
+key.properties
+**/*.keystore
+**/*.jks

android/app/build.gradle

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+import com.android.build.gradle.tasks.MergeSourceSetFolders
+
+plugins {
+    id "com.android.application"
+    id "kotlin-android"
+    id "dev.flutter.flutter-gradle-plugin"
+}
+
+def localProperties = new Properties()
+def localPropertiesFile = rootProject.file('local.properties')
+if (localPropertiesFile.exists()) {
+    localPropertiesFile.withReader('UTF-8') { reader ->
+        localProperties.load(reader)
+    }
+}
+
+
+def flutterVersionCode = localProperties.getProperty('flutter.versionCode')
+if (flutterVersionCode == null) {
+    flutterVersionCode = '1'
+}
+
+def flutterVersionName = localProperties.getProperty('flutter.versionName')
+if (flutterVersionName == null) {
+    flutterVersionName = '1.0'
+}
+
+def defStoreFile = file("keystore.jks")
+def defStorePassword = localProperties.getProperty('storePassword')
+def defKeyAlias = localProperties.getProperty('keyAlias')
+def defKeyPassword = localProperties.getProperty('keyPassword')
+def isRelease = defStoreFile.exists() && defStorePassword != null && defKeyAlias != null && defKeyPassword != null
+
+android {
+    namespace "com.follow.clash"
+    compileSdkVersion 34
+    ndkVersion "25.1.8937393"
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+
+    kotlinOptions {
+        jvmTarget = '1.8'
+    }
+
+    sourceSets {
+        main.java.srcDirs += 'src/main/kotlin'
+    }
+    signingConfigs {
+        if (isRelease){
+            release {
+                storeFile defStoreFile
+                storePassword defStorePassword
+                keyAlias defKeyAlias
+                keyPassword defKeyPassword
+            }
+        }
+    }
+
+
+    defaultConfig {
+        applicationId "com.follow.clash"
+        minSdkVersion 21
+        targetSdkVersion 34
+        versionCode flutterVersionCode.toInteger()
+        versionName flutterVersionName
+    }
+
+    buildTypes {
+        debug {
+            minifyEnabled false
+            applicationIdSuffix '.debug'
+        }
+        release {
+            minifyEnabled true
+            if(isRelease){
+                signingConfig signingConfigs.release
+            }else{
+                signingConfig signingConfigs.debug
+            }
+            proguardFiles getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro"
+        }
+    }
+}
+
+tasks.register('copyNativeLibs', Copy) {
+    delete('src/main/jniLibs')
+    from('../../libclash/android')
+    into('src/main/jniLibs')
+}
+
+tasks.withType(MergeSourceSetFolders).configureEach {
+    dependsOn copyNativeLibs
+}
+
+flutter {
+    source '../..'
+}
+
+dependencies {
+    implementation 'androidx.core:core-splashscreen:1.0.1'
+    implementation 'com.google.code.gson:gson:2.10'
+}
+
+
+afterEvaluate {
+    assembleDebug.dependsOn copyNativeLibs
+
+    assembleRelease.dependsOn copyNativeLibs
+}

android/app/proguard-rules.pro

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+
+-keep class com.follow.clash.models.**{ *; }

android/app/src/debug/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools">
+    <!-- The INTERNET permission is required for development. Specifically,
+         the Flutter tool needs it to communicate with the running application
+         to allow setting breakpoints, to provide hot reload, etc.
+    -->
+    <application android:label="FlClash Debug" tools:replace="android:label">
+        <service
+                android:name=".services.FlClashTileService"
+                android:label="FlClash Debug"
+                tools:replace="android:label">
+        </service>
+    </application>
+</manifest>

android/app/src/main/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <uses-feature
+            android:name="android.software.leanback"
+            android:required="false" />
+    <uses-feature
+            android:name="android.hardware.touchscreen"
+            android:required="false" />
+    <uses-feature
+            android:name="android.hardware.camera"
+            android:required="false" />
+
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
+    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+    <uses-permission android:name="android.permission.CHANGE_NETWORK_STATE" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_SPECIAL_USE" />
+    <uses-permission android:name="android.permission.QUERY_ALL_PACKAGES" tools:ignore="QueryAllPackagesPermission"/>
+
+    <application
+        android:name="${applicationName}"
+        android:icon="@mipmap/ic_launcher"
+        android:label="FlClash">
+        <activity
+            android:name="com.follow.clash.MainActivity"
+            android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
+            android:exported="true"
+            android:hardwareAccelerated="true"
+            android:launchMode="singleTop"
+            android:theme="@style/LaunchTheme"
+            android:windowSoftInputMode="adjustResize">
+            <!-- Specifies an Android theme to apply to this Activity as soon as
+                 the Android process has started. This theme is visible to the user
+                 while the Flutter UI initializes. After that, this theme continues
+                 to determine the Window background behind the Flutter UI. -->
+            <meta-data
+                android:name="io.flutter.embedding.android.NormalTheme"
+                android:resource="@style/NormalTheme" />
+
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+            <intent-filter>
+                <action android:name="android.service.quicksettings.action.QS_TILE_PREFERENCES" />
+            </intent-filter>
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+
+                <data android:scheme="clash"/>
+                <data android:scheme="clashmeta"/>
+                <data android:scheme="flclash"/>
+
+                <data android:host="install-config"/>
+            </intent-filter>
+        </activity>
+
+<!--        <meta-data-->
+<!--                android:name="io.flutter.embedding.android.EnableImpeller"-->
+<!--                android:value="true" />-->
+
+        <activity
+            android:name=".TempActivity"
+            android:theme="@style/TransparentTheme" />
+
+        <service
+            android:name=".services.FlClashTileService"
+            android:exported="true"
+            android:icon="@drawable/tile_icon"
+            android:label="FlClash"
+            android:permission="android.permission.BIND_QUICK_SETTINGS_TILE">
+            <intent-filter>
+                <action android:name="android.service.quicksettings.action.QS_TILE" />
+            </intent-filter>
+            <meta-data
+                android:name="android.service.quicksettings.TOGGLEABLE_TILE"
+                android:value="true" />
+        </service>
+        <service
+            android:name=".services.FlClashVpnService"
+            android:exported="false"
+            android:foregroundServiceType="specialUse"
+            android:permission="android.permission.BIND_VPN_SERVICE">
+            <intent-filter>
+                <action android:name="android.net.VpnService" />
+            </intent-filter>
+        </service>
+
+        <meta-data
+            android:name="flutterEmbedding"
+            android:value="2" />
+    </application>
+</manifest>

android/app/src/main/kotlin/com/follow/clash/GlobalState.kt

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+package com.follow.clash
+
+import androidx.lifecycle.MutableLiveData
+import com.follow.clash.plugins.TilePlugin
+import io.flutter.embedding.engine.FlutterEngine
+import java.util.Date
+
+enum class RunState {
+    START,
+    PENDING,
+    STOP
+}
+
+class GlobalState {
+    companion object {
+        val runState: MutableLiveData<RunState> = MutableLiveData<RunState>(RunState.STOP)
+        var runTime: Date? = null
+        var flutterEngine: FlutterEngine? = null
+        fun getCurrentTilePlugin(): TilePlugin? =
+            flutterEngine?.plugins?.get(TilePlugin::class.java) as TilePlugin?
+    }
+}
+
+

android/app/src/main/kotlin/com/follow/clash/MainActivity.kt

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+package com.follow.clash
+
+
+import com.follow.clash.plugins.AppPlugin
+import com.follow.clash.plugins.ProxyPlugin
+import com.follow.clash.plugins.TilePlugin
+import io.flutter.embedding.android.FlutterActivity
+import io.flutter.embedding.engine.FlutterEngine
+
+class MainActivity : FlutterActivity() {
+
+    override fun configureFlutterEngine(flutterEngine: FlutterEngine) {
+        super.configureFlutterEngine(flutterEngine)
+        flutterEngine.plugins.add(AppPlugin())
+        flutterEngine.plugins.add(ProxyPlugin())
+        flutterEngine.plugins.add(TilePlugin())
+        GlobalState.flutterEngine = flutterEngine
+    }
+
+    override fun onDestroy() {
+        GlobalState.flutterEngine = null
+        super.onDestroy()
+    }
+}

android/app/src/main/kotlin/com/follow/clash/TempActivity.kt

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+package com.follow.clash
+
+import android.app.Activity
+import android.os.Bundle
+
+class TempActivity : Activity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        finishAndRemoveTask()
+    }
+}

android/app/src/main/kotlin/com/follow/clash/extensions/Drawable.kt

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+package com.follow.clash.extensions
+
+import java.net.InetSocketAddress
+
+import android.graphics.Bitmap
+import android.graphics.drawable.Drawable
+import android.system.OsConstants.IPPROTO_TCP
+import android.system.OsConstants.IPPROTO_UDP
+import android.util.Base64
+import androidx.core.graphics.drawable.toBitmap
+import com.follow.clash.models.Metadata
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+import java.io.ByteArrayOutputStream
+
+
+suspend fun Drawable.getBase64(): String {
+    val drawable = this
+    return withContext(Dispatchers.IO) {
+        val bitmap = drawable.toBitmap()
+        val byteArrayOutputStream = ByteArrayOutputStream()
+        bitmap.compress(Bitmap.CompressFormat.PNG, 100, byteArrayOutputStream)
+        Base64.encodeToString(byteArrayOutputStream.toByteArray(), Base64.NO_WRAP)
+    }
+}
+
+fun Metadata.getProtocol(): Int? {
+    if (network.startsWith("tcp")) return IPPROTO_TCP
+    if (network.startsWith("udp")) return IPPROTO_UDP
+    return null
+}

android/app/src/main/kotlin/com/follow/clash/models/AccessControl.kt

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+package com.follow.clash.models
+
+enum class AccessControlMode {
+    acceptSelected,
+    rejectSelected,
+}
+
+data class AccessControl(
+    val mode: AccessControlMode,
+    val acceptList: List<String>,
+    val rejectList: List<String>,
+)

android/app/src/main/kotlin/com/follow/clash/models/Metadata.kt

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+package com.follow.clash.models
+
+data class Metadata(
+    val network: String,
+    val sourceIP: String,
+    val sourcePort: Int,
+    val destinationIP: String,
+    val destinationPort: Int,
+    val remoteDestination: String,
+    val host: String
+)

android/app/src/main/kotlin/com/follow/clash/models/Package.kt

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+package com.follow.clash.models
+
+data class Package(
+    val packageName: String,
+    val label: String,
+    val isSystem:Boolean
+)

android/app/src/main/kotlin/com/follow/clash/plugins/AppPlugin.kt

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+package com.follow.clash.plugins
+
+import android.Manifest
+import android.app.Activity
+import android.content.Context
+import android.content.pm.ApplicationInfo
+import android.content.pm.PackageManager
+import android.net.ConnectivityManager
+import android.os.Build
+import android.widget.Toast
+import androidx.annotation.RequiresApi
+import androidx.core.content.getSystemService
+import com.follow.clash.extensions.getBase64
+import com.follow.clash.extensions.getProtocol
+import com.follow.clash.models.Metadata
+import com.follow.clash.models.Package
+import com.google.gson.Gson
+import io.flutter.embedding.engine.plugins.FlutterPlugin
+import io.flutter.embedding.engine.plugins.activity.ActivityAware
+import io.flutter.embedding.engine.plugins.activity.ActivityPluginBinding
+import io.flutter.plugin.common.MethodCall
+import io.flutter.plugin.common.MethodChannel
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.cancel
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import java.net.InetSocketAddress
+
+class AppPlugin : FlutterPlugin, MethodChannel.MethodCallHandler, ActivityAware {
+
+    private var activity: Activity? = null
+
+    private var toast: Toast? = null
+
+    private var context: Context? = null
+
+    private lateinit var channel: MethodChannel
+
+    private lateinit var scope: CoroutineScope
+
+    private var connectivity: ConnectivityManager? = null
+
+    private val iconMap = mutableMapOf<String, String?>()
+
+    override fun onAttachedToEngine(flutterPluginBinding: FlutterPlugin.FlutterPluginBinding) {
+        context = flutterPluginBinding.applicationContext;
+        channel = MethodChannel(flutterPluginBinding.binaryMessenger, "app")
+        channel.setMethodCallHandler(this)
+    }
+
+    override fun onDetachedFromEngine(binding: FlutterPlugin.FlutterPluginBinding) {
+        channel.setMethodCallHandler(null)
+    }
+    private fun tip(message: String?) {
+        if (toast != null) {
+            toast!!.cancel()
+        }
+        toast = Toast.makeText(context, message, Toast.LENGTH_SHORT)
+        toast!!.show()
+    }
+
+    @RequiresApi(Build.VERSION_CODES.Q)
+    override fun onMethodCall(call: MethodCall, result: MethodChannel.Result) {
+        when (call.method) {
+            "moveTaskToBack" -> {
+                activity?.moveTaskToBack(true)
+                result.success(true);
+            }
+
+            "getPackages" -> {
+                scope.launch {
+                    result.success(getPackages())
+                }
+            }
+
+            "getPackageIcon" -> {
+                scope.launch {
+                    val packageName = call.argument<String>("packageName")
+                    if (packageName != null) {
+                        result.success(getPackageIcon(packageName))
+                    } else {
+                        result.success(null)
+                    }
+                }
+            }
+
+            "getPackageName" -> {
+                val data = call.argument<String>("data")
+                val metadata =
+                    if (data != null) Gson().fromJson(
+                        data,
+                        Metadata::class.java
+                    ) else null
+                val protocol = metadata?.getProtocol()
+                if (protocol == null) {
+                    result.success(null)
+                    return
+                }
+                scope.launch {
+                    withContext(Dispatchers.Default) {
+                        if (context == null) result.success(null)
+                        val source = InetSocketAddress(metadata.sourceIP, metadata.sourcePort)
+                        val target = InetSocketAddress(
+                            metadata.host.ifEmpty { metadata.destinationIP },
+                            metadata.destinationPort
+                        )
+                        if (connectivity == null) {
+                            connectivity = context!!.getSystemService<ConnectivityManager>()
+                        }
+                        val uid =
+                            connectivity?.getConnectionOwnerUid(protocol, source, target)
+                        if (uid == null || uid == -1) {
+                            result.success(null)
+                            return@withContext
+                        }
+                        val packages = context?.packageManager?.getPackagesForUid(uid)
+                        result.success(packages?.first())
+                    }
+                }
+            }
+
+            "tip" -> {
+                val message = call.argument<String>("message")
+                tip(message)
+                result.success(true)
+
+            }
+
+            else -> {
+                result.notImplemented();
+            }
+        }
+    }
+
+    private suspend fun getPackageIcon(packageName: String): String? {
+        val packageManager = context?.packageManager
+        if (iconMap[packageName] == null) {
+            iconMap[packageName] = packageManager?.getApplicationIcon(packageName)?.getBase64()
+        }
+        return iconMap[packageName]
+    }
+
+    private suspend fun getPackages(): String {
+        return withContext(Dispatchers.Default){
+            val packageManager = context?.packageManager
+            val packages: List<Package>? =
+                packageManager?.getInstalledPackages(PackageManager.GET_META_DATA)?.filter {
+                    it.packageName == context?.packageName
+                            || it.requestedPermissions?.contains(Manifest.permission.INTERNET) == false
+                            || it.packageName != "android"
+
+                }?.map {
+                    Package(
+                        packageName = it.packageName,
+                        label = it.applicationInfo.loadLabel(packageManager).toString(),
+                        isSystem = (it.applicationInfo.flags and ApplicationInfo.FLAG_SYSTEM) == 1
+                    )
+                }
+            Gson().toJson(packages)
+        }
+    }
+
+    override fun onAttachedToActivity(binding: ActivityPluginBinding) {
+        activity = binding.activity;
+        scope = CoroutineScope(Dispatchers.Default)
+    }
+
+    override fun onDetachedFromActivityForConfigChanges() {
+        activity = null;
+    }
+
+    override fun onReattachedToActivityForConfigChanges(binding: ActivityPluginBinding) {
+        activity = binding.activity;
+    }
+
+    override fun onDetachedFromActivity() {
+        channel.invokeMethod("exit", null)
+        scope.cancel()
+        activity = null;
+    }
+}

android/app/src/main/kotlin/com/follow/clash/plugins/ProxyPlugin.kt

@@ -0,0 +1,227 @@
+package com.follow.clash.plugins
+
+import android.Manifest
+import android.annotation.SuppressLint
+import android.app.Activity
+import android.content.ComponentName
+import android.content.Context
+import android.content.Intent
+import android.content.ServiceConnection
+import android.content.pm.PackageManager
+import android.net.VpnService
+import android.os.Build.VERSION
+import android.os.Build.VERSION_CODES
+import android.os.IBinder
+import androidx.core.app.ActivityCompat
+import androidx.core.content.ContextCompat
+import com.follow.clash.GlobalState
+import com.follow.clash.RunState
+import com.follow.clash.models.AccessControl
+import com.follow.clash.services.FlClashVpnService
+import com.google.gson.Gson
+import io.flutter.embedding.android.FlutterActivity
+import io.flutter.embedding.engine.plugins.FlutterPlugin
+import io.flutter.embedding.engine.plugins.activity.ActivityAware
+import io.flutter.embedding.engine.plugins.activity.ActivityPluginBinding
+import io.flutter.plugin.common.MethodCall
+import io.flutter.plugin.common.MethodChannel
+import java.util.Date
+
+
+class ProxyPlugin : FlutterPlugin, MethodChannel.MethodCallHandler, ActivityAware {
+
+
+    val VPN_PERMISSION_REQUEST_CODE = 1001
+    val NOTIFICATION_PERMISSION_REQUEST_CODE = 1002
+
+    private lateinit var flutterMethodChannel: MethodChannel
+
+    private var activity: Activity? = null
+    private var context: Context? = null
+    private var flClashVpnService: FlClashVpnService? = null
+    private var isBound = false
+    private var port: Int? = null
+    private var accessControl: AccessControl? = null
+    private lateinit var title: String
+    private lateinit var content: String
+
+    private val connection = object : ServiceConnection {
+        override fun onServiceConnected(className: ComponentName, service: IBinder) {
+            val binder = service as FlClashVpnService.LocalBinder
+            flClashVpnService = binder.getService()
+            port?.let { startVpn(it) }
+            isBound = true
+        }
+
+        override fun onServiceDisconnected(arg0: ComponentName) {
+            flClashVpnService = null
+            isBound = false
+        }
+    }
+
+    override fun onAttachedToEngine(flutterPluginBinding: FlutterPlugin.FlutterPluginBinding) {
+        context = flutterPluginBinding.applicationContext
+        flutterMethodChannel = MethodChannel(flutterPluginBinding.binaryMessenger, "proxy")
+        flutterMethodChannel.setMethodCallHandler(this)
+    }
+
+    override fun onDetachedFromEngine(flutterPluginBinding: FlutterPlugin.FlutterPluginBinding) {
+        flutterMethodChannel.setMethodCallHandler(null)
+    }
+
+    override fun onMethodCall(call: MethodCall, result: MethodChannel.Result) = when (call.method) {
+        "StartProxy" -> {
+            port = call.argument<Int>("port")
+            val args = call.argument<String>("args")
+            accessControl =
+                if (args != null) Gson().fromJson(args, AccessControl::class.java) else null
+            handleStartVpn()
+            result.success(true)
+        }
+
+        "StopProxy" -> {
+            stopVpn()
+            result.success(true)
+        }
+
+        "SetProtect" -> {
+            val fd = call.argument<Int>("fd")
+            if (fd != null) {
+                flClashVpnService?.protect(fd)
+                result.success(true)
+            } else {
+                result.success(false)
+            }
+        }
+
+        "GetRunTimeStamp" -> {
+            result.success(GlobalState.runTime?.time)
+        }
+
+        "startForeground" -> {
+            title = call.argument<String>("title") as String
+            content = call.argument<String>("content") as String
+            requestNotificationsPermission()
+            result.success(true)
+        }
+
+        else -> {
+            result.notImplemented()
+        }
+    }
+
+    private fun handleStartVpn() {
+        val intent = VpnService.prepare(context)
+        if (intent != null) {
+            activity?.startActivityForResult(intent, VPN_PERMISSION_REQUEST_CODE)
+        } else {
+            bindService()
+        }
+    }
+
+    private fun startVpn(port: Int) {
+        if (GlobalState.runState.value == RunState.START) return;
+        flClashVpnService?.start(port, accessControl)
+        GlobalState.runState.value = RunState.START
+        GlobalState.runTime = Date()
+        startAfter()
+    }
+
+    private fun stopVpn() {
+        if (GlobalState.runState.value == RunState.STOP) return
+        flClashVpnService?.stop()
+        unbindService()
+        GlobalState.runState.value = RunState.STOP;
+        GlobalState.runTime = null;
+    }
+
+    @SuppressLint("ForegroundServiceType")
+    private fun startForeground() {
+        if (GlobalState.runState.value != RunState.START) return
+        flClashVpnService?.startForeground(title, content)
+    }
+
+    private fun requestNotificationsPermission() {
+        if (VERSION.SDK_INT >= VERSION_CODES.TIRAMISU) {
+            val permission = context?.let {
+                ContextCompat.checkSelfPermission(
+                    it,
+                    Manifest.permission.POST_NOTIFICATIONS
+                )
+            }
+            if (permission == PackageManager.PERMISSION_GRANTED) {
+                startForeground()
+            } else {
+                activity?.let {
+                    ActivityCompat.requestPermissions(
+                        it,
+                        arrayOf(Manifest.permission.POST_NOTIFICATIONS),
+                        NOTIFICATION_PERMISSION_REQUEST_CODE
+                    )
+                }
+            }
+        } else {
+            startForeground()
+        }
+    }
+
+    private fun startAfter() {
+        flutterMethodChannel.invokeMethod("startAfter", flClashVpnService?.fd)
+    }
+
+    override fun onAttachedToActivity(binding: ActivityPluginBinding) {
+        activity = binding.activity
+        binding.addActivityResultListener(::onActivityResult)
+        binding.addRequestPermissionsResultListener(::onRequestPermissionsResultListener)
+    }
+
+    private fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?): Boolean {
+        if (requestCode == VPN_PERMISSION_REQUEST_CODE) {
+            if (resultCode == FlutterActivity.RESULT_OK) {
+                bindService()
+            } else {
+                stopVpn()
+            }
+        }
+        return true;
+    }
+
+    private fun onRequestPermissionsResultListener(
+        requestCode: Int,
+        permissions: Array<String>,
+        grantResults: IntArray
+    ): Boolean {
+        if (requestCode == NOTIFICATION_PERMISSION_REQUEST_CODE) {
+            if (grantResults.isNotEmpty() && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
+                startForeground()
+            }
+        }
+        return true;
+    }
+
+
+    override fun onDetachedFromActivityForConfigChanges() {
+        activity = null;
+    }
+
+    override fun onReattachedToActivityForConfigChanges(binding: ActivityPluginBinding) {
+        activity = binding.activity
+    }
+
+    override fun onDetachedFromActivity() {
+        stopVpn()
+        activity = null
+    }
+
+    private fun bindService() {
+        val intent = Intent(context, FlClashVpnService::class.java)
+        context?.bindService(intent, connection, Context.BIND_AUTO_CREATE)
+    }
+
+    private fun unbindService() {
+        if (isBound) {
+            context?.unbindService(connection)
+            isBound = false
+        }
+    }
+}

android/app/src/main/kotlin/com/follow/clash/plugins/TilePlugin.kt

@@ -0,0 +1,37 @@
+package com.follow.clash.plugins
+
+import io.flutter.embedding.engine.plugins.FlutterPlugin
+import io.flutter.plugin.common.MethodCall
+import io.flutter.plugin.common.MethodChannel
+
+class TilePlugin(private val onStart: (() -> Unit)? = null, private val onStop: (() -> Unit)? = null) : FlutterPlugin,
+    MethodChannel.MethodCallHandler {
+
+    private lateinit var channel: MethodChannel
+    override fun onAttachedToEngine(flutterPluginBinding: FlutterPlugin.FlutterPluginBinding) {
+        channel = MethodChannel(flutterPluginBinding.binaryMessenger, "tile")
+        channel.setMethodCallHandler(this)
+    }
+
+    override fun onDetachedFromEngine(binding: FlutterPlugin.FlutterPluginBinding) {
+        handleDetached()
+        channel.setMethodCallHandler(null)
+    }
+
+    fun handleStart() {
+        onStart?.let { it() }
+        channel.invokeMethod("start", null)
+    }
+
+    fun handleStop() {
+        channel.invokeMethod("stop", null)
+        onStop?.let { it() }
+    }
+
+    private fun handleDetached() {
+        channel.invokeMethod("detached", null)
+    }
+
+
+    override fun onMethodCall(call: MethodCall, result: MethodChannel.Result) {}
+}

android/app/src/main/kotlin/com/follow/clash/services/FlClashTileService.kt

@@ -0,0 +1,105 @@
+package com.follow.clash.services
+
+import android.annotation.SuppressLint
+import android.app.PendingIntent
+import android.content.Intent
+import android.os.Build
+import android.service.quicksettings.Tile
+import android.service.quicksettings.TileService
+import androidx.annotation.RequiresApi
+import androidx.lifecycle.Observer
+import com.follow.clash.GlobalState
+import com.follow.clash.RunState
+import com.follow.clash.TempActivity
+import com.follow.clash.plugins.AppPlugin
+import com.follow.clash.plugins.ProxyPlugin
+import com.follow.clash.plugins.TilePlugin
+import io.flutter.FlutterInjector
+import io.flutter.embedding.engine.FlutterEngine
+import io.flutter.embedding.engine.dart.DartExecutor
+
+
+@RequiresApi(Build.VERSION_CODES.N)
+class FlClashTileService : TileService() {
+
+    private val observer = Observer<RunState> { runState ->
+        updateTile(runState)
+    }
+
+    private fun updateTile(runState: RunState) {
+        if (qsTile != null) {
+            qsTile.state = when (runState) {
+                RunState.START -> Tile.STATE_ACTIVE
+                RunState.PENDING -> Tile.STATE_UNAVAILABLE
+                RunState.STOP -> Tile.STATE_INACTIVE
+            }
+            qsTile.updateTile()
+        }
+    }
+
+
+    override fun onStartListening() {
+        super.onStartListening()
+        GlobalState.runState.value?.let { updateTile(it) }
+        GlobalState.runState.observeForever(observer)
+    }
+
+
+    @SuppressLint("StartActivityAndCollapseDeprecated")
+    private fun activityTransfer() {
+        val intent = Intent(this, TempActivity::class.java)
+        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
+        if (Build.VERSION.SDK_INT >= 34) {
+            val pendingIntent = PendingIntent.getActivity(
+                this,
+                0,
+                intent,
+                PendingIntent.FLAG_IMMUTABLE
+            )
+            startActivityAndCollapse(pendingIntent)
+        } else {
+            startActivityAndCollapse(intent)
+        }
+    }
+
+    private var flutterEngine: FlutterEngine? = null;
+
+    private fun initFlutterEngine() {
+        flutterEngine = FlutterEngine(this)
+        flutterEngine?.plugins?.add(ProxyPlugin())
+        flutterEngine?.plugins?.add(TilePlugin())
+        flutterEngine?.plugins?.add(AppPlugin())
+        GlobalState.flutterEngine = flutterEngine
+        if (flutterEngine?.dartExecutor?.isExecutingDart != true) {
+            val vpnService = DartExecutor.DartEntrypoint(
+                FlutterInjector.instance().flutterLoader().findAppBundlePath(),
+                "vpnService"
+            )
+            flutterEngine?.dartExecutor?.executeDartEntrypoint(vpnService)
+        }
+    }
+
+    override fun onClick() {
+        super.onClick()
+        activityTransfer()
+        val currentTilePlugin = GlobalState.getCurrentTilePlugin()
+        if (GlobalState.runState.value == RunState.STOP) {
+            GlobalState.runState.value = RunState.PENDING
+            if(currentTilePlugin == null){
+                initFlutterEngine()
+            }else{
+                currentTilePlugin?.handleStart()
+            }
+        } else if(GlobalState.runState.value == RunState.START){
+            GlobalState.runState.value = RunState.PENDING
+            currentTilePlugin?.handleStop()
+        }
+
+    }
+
+
+    override fun onDestroy() {
+        GlobalState.runState.removeObserver(observer)
+        super.onDestroy()
+    }
+}

android/app/src/main/kotlin/com/follow/clash/services/FlClashVpnService.kt

@@ -0,0 +1,166 @@
+package com.follow.clash.services
+
+import android.annotation.SuppressLint
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.app.PendingIntent
+import android.app.Service
+import android.content.Intent
+import android.content.pm.ServiceInfo.FOREGROUND_SERVICE_TYPE_SPECIAL_USE
+import android.net.ProxyInfo
+import android.net.VpnService
+import android.os.Binder
+import android.os.Build
+import android.os.IBinder
+import androidx.core.app.NotificationCompat
+import androidx.core.graphics.drawable.IconCompat
+import com.follow.clash.GlobalState
+import com.follow.clash.MainActivity
+import com.follow.clash.models.AccessControl
+import com.follow.clash.models.AccessControlMode
+
+
+class FlClashVpnService : VpnService() {
+
+
+    private val CHANNEL = "FlClash"
+
+    var fd: Int? = null;
+
+    private val passList = listOf(
+        "*zhihu.com",
+        "*zhimg.com",
+        "*jd.com",
+        "100ime-iat-api.xfyun.cn",
+        "*360buyimg.com",
+        "localhost",
+        "*.local",
+        "127.*",
+        "10.*",
+        "172.16.*",
+        "172.17.*",
+        "172.18.*",
+        "172.19.*",
+        "172.2*",
+        "172.30.*",
+        "172.31.*",
+        "192.168.*"
+    )
+
+    override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
+        return START_STICKY
+    }
+
+    fun start(port: Int, accessControl: AccessControl?) {
+        fd = with(Builder()) {
+            addAddress("172.16.0.1", 30)
+            setMtu(9000)
+            addRoute("0.0.0.0", 0)
+            if (accessControl != null) {
+                when (accessControl.mode) {
+                    AccessControlMode.acceptSelected -> {
+                        (accessControl.acceptList + packageName).forEach {
+                            addAllowedApplication(it)
+                        }
+                    }
+
+                    AccessControlMode.rejectSelected -> {
+                        (accessControl.rejectList - packageName).forEach {
+                            addDisallowedApplication(it)
+                        }
+                    }
+                }
+            }
+            addDnsServer("172.16.0.2")
+            setSession("FlClash")
+            setBlocking(false)
+            if (Build.VERSION.SDK_INT >= 29) {
+                setMetered(false)
+            }
+            allowBypass()
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+                setHttpProxy(
+                    ProxyInfo.buildDirectProxy(
+                        "127.0.0.1",
+                        port,
+                        passList
+                    )
+                )
+            }
+            establish()?.detachFd()
+        }
+    }
+
+    fun stop() {
+        stopSelf()
+        stopForeground()
+    }
+
+    @SuppressLint("ForegroundServiceType", "WrongConstant")
+    fun startForeground(title: String, content: String) {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            val channel =
+                NotificationChannel(CHANNEL, "FlClash", NotificationManager.IMPORTANCE_DEFAULT)
+            val manager = getSystemService(NotificationManager::class.java)
+            manager.createNotificationChannel(channel)
+
+            val intent = Intent(this, MainActivity::class.java)
+            val pendingIntent = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+                PendingIntent.getActivity(
+                    this,
+                    0,
+                    intent,
+                    PendingIntent.FLAG_IMMUTABLE or PendingIntent.FLAG_UPDATE_CURRENT
+                )
+            } else {
+                PendingIntent.getActivity(
+                    this,
+                    0,
+                    intent,
+                    PendingIntent.FLAG_UPDATE_CURRENT
+                )
+            }
+            val icon = IconCompat.createWithResource(this, this.applicationInfo.icon)
+            val notification = with(NotificationCompat.Builder(this, CHANNEL)) {
+                setSmallIcon(icon)
+                setContentTitle(title)
+                setContentText(content)
+                foregroundServiceBehavior = NotificationCompat.FOREGROUND_SERVICE_IMMEDIATE
+                setContentIntent(pendingIntent)
+                setOngoing(true)
+                setShowWhen(false)
+                build()
+            }
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
+                startForeground(1, notification, FOREGROUND_SERVICE_TYPE_SPECIAL_USE)
+            } else {
+                startForeground(1, notification)
+            }
+        }
+    }
+    private fun stopForeground() {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+            stopForeground(Service.STOP_FOREGROUND_REMOVE)
+        }
+    }
+
+    private val binder = LocalBinder()
+
+    inner class LocalBinder : Binder() {
+        fun getService(): FlClashVpnService = this@FlClashVpnService
+    }
+
+    override fun onBind(intent: Intent): IBinder {
+        return binder
+    }
+
+    override fun onUnbind(intent: Intent?): Boolean {
+        GlobalState.getCurrentTilePlugin()?.handleStop();
+        return super.onUnbind(intent)
+    }
+
+    override fun onDestroy() {
+        stop()
+        super.onDestroy()
+    }
+}

android/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+    <monochrome android:drawable="@mipmap/ic_launcher_foreground" />
+</adaptive-icon>

android/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+    <monochrome android:drawable="@mipmap/ic_launcher_foreground" />
+</adaptive-icon>

android/app/src/main/res/values-night-v27/styles.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <style name="LaunchTheme" parent="@android:style/Theme.Black.NoTitleBar">
+        <item name="android:forceDarkAllowed" tools:targetApi="q">false</item>
+        <item name="android:windowFullscreen">false</item>
+        <item name="android:windowDrawsSystemBarBackgrounds">false</item>
+        <item name="android:windowLayoutInDisplayCutoutMode">shortEdges</item>
+        <item name="android:windowSplashScreenBackground" tools:targetApi="s">#121212</item>
+        <item name="android:windowSplashScreenAnimatedIcon" tools:targetApi="s">@mipmap/ic_launcher_foreground</item>
+        <item name="postSplashScreenTheme">@style/NormalTheme</item>
+    </style>
+</resources>

android/app/src/main/res/values-night/styles.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <!-- Theme applied to the Android Window while the process is starting when the OS's Dark Mode setting is on -->
+    <style name="LaunchTheme" parent="@android:style/Theme.Black.NoTitleBar">
+        <!-- Show a splash screen on the activity. Automatically removed when
+             the Flutter engine draws its first frame -->
+        <item name="android:windowBackground">@mipmap/ic_launcher_foreground</item>
+    </style>
+    <!-- Theme applied to the Android Window as soon as the process has started.
+         This theme determines the color of the Android Window while your
+         Flutter UI initializes, as well as behind your Flutter UI while its
+         running.
+
+         This Theme is only used starting with V2 of Flutter's Android embedding. -->
+    <style name="NormalTheme" parent="@android:style/Theme.Black.NoTitleBar">
+        <item name="android:windowBackground">?android:colorBackground</item>
+    </style>
+</resources>

android/app/src/main/res/values-v27/styles.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <style name="LaunchTheme" parent="@android:style/Theme.Black.NoTitleBar">
+        <item name="android:forceDarkAllowed" tools:targetApi="q">false</item>
+        <item name="android:windowFullscreen">false</item>
+        <item name="android:windowDrawsSystemBarBackgrounds">false</item>
+        <item name="android:windowLayoutInDisplayCutoutMode">shortEdges</item>
+        <item name="android:windowSplashScreenBackground" tools:targetApi="s">@color/ic_launcher_background</item>
+        <item name="android:windowSplashScreenAnimatedIcon" tools:targetApi="s">@mipmap/ic_launcher_foreground</item>
+        <item name="postSplashScreenTheme">@style/NormalTheme</item>
+    </style>
+</resources>

android/app/src/main/res/values/ic_launcher_background.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#EFEFEF</color>
+</resources>

android/app/src/main/res/values/strings.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="fl_clash">FlClash</string>
+</resources>

android/app/src/main/res/values/styles.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <!-- Theme applied to the Android Window while the process is starting when the OS's Dark Mode setting is off -->
+    <style name="LaunchTheme" parent="@android:style/Theme.Light.NoTitleBar">
+        <!-- Show a splash screen on the activity. Automatically removed when
+             the Flutter engine draws its first frame -->
+        <item name="android:windowBackground">@mipmap/ic_launcher_foreground</item>
+    </style>
+    <!-- Theme applied to the Android Window as soon as the process has started.
+         This theme determines the color of the Android Window while your
+         Flutter UI initializes, as well as behind your Flutter UI while its
+         running.
+
+         This Theme is only used starting with V2 of Flutter's Android embedding. -->
+    <style name="NormalTheme" parent="@android:style/Theme.Light.NoTitleBar">
+        <item name="android:windowBackground">?android:colorBackground</item>
+    </style>
+    <style name="TransparentTheme" parent="Theme.AppCompat.NoActionBar">
+        <item name="android:windowBackground">@android:color/transparent</item>
+        <item name="android:windowNoTitle">true</item>
+        <item name="android:windowIsTranslucent">true</item>
+    </style>
+</resources>

android/app/src/profile/AndroidManifest.xml

@@ -0,0 +1,7 @@
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+    <!-- The INTERNET permission is required for development. Specifically,
+         the Flutter tool needs it to communicate with the running application
+         to allow setting breakpoints, to provide hot reload, etc.
+    -->
+    <uses-permission android:name="android.permission.INTERNET"/>
+</manifest>

android/build.gradle

@@ -0,0 +1,32 @@
+buildscript {
+    ext.kotlin_version = "${kotlin_version}"
+    repositories {
+        google()
+        mavenCentral()
+    }
+
+    dependencies {
+        classpath "com.android.tools.build:gradle:$agp_version"
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+    }
+}
+
+allprojects {
+    repositories {
+        google()
+        mavenCentral()
+    }
+}
+
+rootProject.buildDir = '../build'
+subprojects {
+    project.buildDir = "${rootProject.buildDir}/${project.name}"
+}
+subprojects {
+    project.evaluationDependsOn(':app')
+}
+
+tasks.register("clean", Delete) {
+    delete rootProject.buildDir
+}
+

android/gradle.properties

@@ -0,0 +1,5 @@
+org.gradle.jvmargs=-Xmx4G
+android.useAndroidX=true
+android.enableJetifier=true
+kotlin_version=1.9.22
+agp_version=8.2.1

android/gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,6 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.2-bin.zip
+

android/settings.gradle

@@ -0,0 +1,26 @@
+pluginManagement {
+    def flutterSdkPath = {
+        def properties = new Properties()
+        file("local.properties").withInputStream { properties.load(it) }
+        def flutterSdkPath = properties.getProperty("flutter.sdk")
+        assert flutterSdkPath != null, "flutter.sdk not set in local.properties"
+        return flutterSdkPath
+    }
+    settings.ext.flutterSdkPath = flutterSdkPath()
+
+    includeBuild("${settings.ext.flutterSdkPath}/packages/flutter_tools/gradle")
+
+    repositories {
+        google()
+        mavenCentral()
+        gradlePluginPortal()
+    }
+}
+
+plugins {
+    id "dev.flutter.flutter-plugin-loader" version "1.0.0"
+    id "com.android.application" version "$agp_version" apply false
+    id "org.jetbrains.kotlin.android" version "$kotlin_version" apply false
+}
+
+include ":app"