fix: bugs in config changes and ping tunnel jobs (#650)

app/src/main/java/com/zaneschepke/wireguardautotunnel/MainActivity.kt

@@ -51,12 +51,12 @@ import com.zaneschepke.wireguardautotunnel.ui.common.navigation.BottomNavItem
 import com.zaneschepke.wireguardautotunnel.ui.common.navigation.LocalNavController
 import com.zaneschepke.wireguardautotunnel.ui.common.snackbar.CustomSnackBar
 import com.zaneschepke.wireguardautotunnel.ui.common.snackbar.SnackbarControllerProvider
-import com.zaneschepke.wireguardautotunnel.ui.screens.main.ConfigScreen
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.config.ConfigScreen
 import com.zaneschepke.wireguardautotunnel.ui.screens.main.MainScreen
 import com.zaneschepke.wireguardautotunnel.ui.screens.main.OptionsScreen
 import com.zaneschepke.wireguardautotunnel.ui.screens.main.PinLockScreen
 import com.zaneschepke.wireguardautotunnel.ui.screens.main.ScannerScreen
-import com.zaneschepke.wireguardautotunnel.ui.screens.main.SplitTunnelScreen
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.SplitTunnelScreen
 import com.zaneschepke.wireguardautotunnel.ui.screens.main.TunnelAutoTunnelScreen
 import com.zaneschepke.wireguardautotunnel.ui.screens.settings.AdvancedScreen
 import com.zaneschepke.wireguardautotunnel.ui.screens.settings.AppearanceScreen
@@ -125,10 +125,6 @@ class MainActivity : AppCompatActivity() {
 				}
 			}
 
-			LaunchedEffect(Unit) {
-				viewModel.getEmitSplitTunnelApps(this@MainActivity)
-			}
-
 			with(appUiState.appSettings) {
 				LaunchedEffect(isShortcutsEnabled) {
 					if (!isShortcutsEnabled) return@LaunchedEffect shortcutManager.removeShortcuts()
@@ -224,7 +220,7 @@ class MainActivity : AppCompatActivity() {
 										val args = backStack.toRoute<Route.Config>()
 										val config =
 											appUiState.tunnels.firstOrNull { it.id == args.id }
-										ConfigScreen(config, viewModel)
+										ConfigScreen(config)
 									}
 									composable<Route.TunnelOptions> { backStack ->
 										val args = backStack.toRoute<Route.TunnelOptions>()
@@ -241,11 +237,8 @@ class MainActivity : AppCompatActivity() {
 									composable<Route.KillSwitch> {
 										KillSwitchScreen(appUiState, viewModel)
 									}
-									composable<Route.SplitTunnel> { backStack ->
-										val args = backStack.toRoute<Route.SplitTunnel>()
-										appUiState.tunnels.firstOrNull { it.id == args.id }?.let {
-											SplitTunnelScreen(it, viewModel)
-										}
+									composable<Route.SplitTunnel> {
+										SplitTunnelScreen()
 									}
 									composable<Route.TunnelAutoTunnel> { backStack ->
 										val args = backStack.toRoute<Route.TunnelOptions>()

app/src/main/java/com/zaneschepke/wireguardautotunnel/core/service/TunnelForegroundService.kt

@@ -5,14 +5,30 @@ import android.content.Intent
 import android.os.IBinder
 import androidx.core.app.ServiceCompat
 import androidx.lifecycle.LifecycleService
+import androidx.lifecycle.lifecycleScope
+import com.zaneschepke.networkmonitor.NetworkMonitor
+import com.zaneschepke.networkmonitor.NetworkStatus
 import com.zaneschepke.wireguardautotunnel.R
-import com.zaneschepke.wireguardautotunnel.domain.enums.NotificationAction
 import com.zaneschepke.wireguardautotunnel.core.notification.NotificationManager
 import com.zaneschepke.wireguardautotunnel.core.notification.WireGuardNotification
+import com.zaneschepke.wireguardautotunnel.di.IoDispatcher
 import com.zaneschepke.wireguardautotunnel.domain.entity.TunnelConf
+import com.zaneschepke.wireguardautotunnel.domain.enums.NotificationAction
+import com.zaneschepke.wireguardautotunnel.domain.repository.TunnelRepository
 import com.zaneschepke.wireguardautotunnel.util.Constants
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.CompletableDeferred
+import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.collectLatest
+import kotlinx.coroutines.flow.distinctUntilChanged
+import kotlinx.coroutines.flow.filterNotNull
+import kotlinx.coroutines.flow.flowOn
+import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.isActive
+import kotlinx.coroutines.launch
+import timber.log.Timber
 import javax.inject.Inject
 
 @AndroidEntryPoint
@@ -24,6 +40,18 @@ class TunnelForegroundService : LifecycleService() {
 	@Inject
 	lateinit var serviceManager: ServiceManager
 
+	@Inject
+	lateinit var networkMonitor: NetworkMonitor
+
+	@Inject
+	@IoDispatcher
+	lateinit var ioDispatcher: CoroutineDispatcher
+
+	@Inject
+	lateinit var tunnelRepo: TunnelRepository
+
+	private val isNetworkConnected = MutableStateFlow(true)
+
 	override fun onCreate() {
 		super.onCreate()
 		serviceManager.backgroundService.complete(this)
@@ -40,12 +68,85 @@ class TunnelForegroundService : LifecycleService() {
 	}
 
 	fun start(tunnelConf: TunnelConf) {
+		Timber.d("Service starting with TunnelConf instance: ${tunnelConf.hashCode()}")
 		ServiceCompat.startForeground(
 			this@TunnelForegroundService,
 			NotificationManager.KERNEL_SERVICE_NOTIFICATION_ID,
 			createNotification(tunnelConf),
 			Constants.SYSTEM_EXEMPT_SERVICE_TYPE_ID,
 		)
+		// monitor if we have internet connectivity
+		startNetworkMonitorJob()
+
+		// job to trigger stats emit on interval
+		startTunnelStatsJob(tunnelConf)
+
+		// monitor changes to the tunnel config
+		startTunnelConfChangesJob(tunnelConf)
+
+		startPingJob(tunnelConf)
+	}
+
+	private fun startTunnelConfChangesJob(tunnelConf: TunnelConf) = lifecycleScope.launch(ioDispatcher) {
+		tunnelRepo.flow
+			.flowOn(ioDispatcher)
+			.map { storedTunnels ->
+				storedTunnels.firstOrNull { it.id == tunnelConf.id }
+			}
+			.filterNotNull()
+			// only emit when one of these 3 values change
+			.distinctUntilChanged { old, new ->
+				old.tunName == new.tunName && old.wgQuick == new.wgQuick && old.amQuick == new.amQuick
+			}
+			.collect { storedTunnel ->
+				if (tunnelConf.isTunnelConfigChanged(storedTunnel)) {
+					Timber.d("Config changed for ${storedTunnel.tunName}, bouncing")
+					tunnelConf.bounceTunnel(storedTunnel)
+				}
+			}
+	}
+
+	private fun startNetworkMonitorJob() = lifecycleScope.launch(ioDispatcher) {
+		networkMonitor.networkStatusFlow
+			.flowOn(ioDispatcher)
+			.collectLatest { status ->
+				val isAvailable = status !is NetworkStatus.Disconnected
+				isNetworkConnected.value = isAvailable
+				Timber.d("Network available: $status")
+			}
+	}
+
+	private fun startTunnelStatsJob(tunnel: TunnelConf) = lifecycleScope.launch(ioDispatcher) {
+		while (isActive) {
+			tunnel.onUpdateStatistics()
+			delay(STATS_DELAY)
+		}
+	}
+
+	private fun startPingJob(tunnel: TunnelConf) = lifecycleScope.launch(ioDispatcher) {
+		delay(PING_START_DELAY)
+		while (isActive) {
+			val shouldBounce = shouldBounceTunnel(tunnel)
+			val delayMs = if (shouldBounce) {
+				tunnel.bounceTunnel(tunnel)
+				tunnel.pingCooldown ?: Constants.PING_COOLDOWN
+			} else {
+				tunnel.pingInterval ?: Constants.PING_INTERVAL
+			}
+			delay(delayMs)
+		}
+	}
+
+	private suspend fun shouldBounceTunnel(tunnel: TunnelConf): Boolean {
+		if (!isNetworkConnected.value) {
+			Timber.d("Network disconnected, skipping ping for ${tunnel.tunName}")
+			return false
+		}
+		return runCatching {
+			!tunnel.isTunnelPingable(ioDispatcher)
+		}.onFailure { e ->
+			Timber.e(e, "Ping check failed for ${tunnel.tunName}")
+		}.getOrDefault(true)
 	}
 
 	fun stop() {
@@ -67,4 +168,9 @@ class TunnelForegroundService : LifecycleService() {
 			),
 		)
 	}
+
+	companion object {
+		const val STATS_DELAY = 1_000L
+		const val PING_START_DELAY = 30_000L
+	}
 }

app/src/main/java/com/zaneschepke/wireguardautotunnel/core/tunnel/BaseTunnel.kt

@@ -2,8 +2,6 @@ package com.zaneschepke.wireguardautotunnel.core.tunnel
 
 import com.wireguard.android.backend.BackendException
 import com.wireguard.android.backend.Tunnel
-import com.zaneschepke.networkmonitor.NetworkMonitor
-import com.zaneschepke.networkmonitor.NetworkStatus
 import com.zaneschepke.wireguardautotunnel.R
 import com.zaneschepke.wireguardautotunnel.WireGuardAutoTunnel
 import com.zaneschepke.wireguardautotunnel.core.notification.NotificationManager
@@ -18,90 +16,45 @@ import com.zaneschepke.wireguardautotunnel.domain.repository.AppDataRepository
 import com.zaneschepke.wireguardautotunnel.domain.state.TunnelState
 import com.zaneschepke.wireguardautotunnel.domain.state.TunnelStatistics
 import com.zaneschepke.wireguardautotunnel.ui.common.snackbar.SnackbarController
-import com.zaneschepke.wireguardautotunnel.util.Constants
 import com.zaneschepke.wireguardautotunnel.util.StringValue
 import com.zaneschepke.wireguardautotunnel.util.extensions.asTunnelState
-import com.zaneschepke.wireguardautotunnel.util.extensions.cancelWithMessage
 import com.zaneschepke.wireguardautotunnel.util.extensions.toBackendError
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Job
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.asStateFlow
-import kotlinx.coroutines.flow.collectLatest
-import kotlinx.coroutines.flow.flowOn
 import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.sync.Mutex
 import kotlinx.coroutines.sync.withLock
 import timber.log.Timber
-import java.util.concurrent.ConcurrentHashMap
+import java.util.concurrent.atomic.AtomicBoolean
 
 abstract class BaseTunnel(
 	@IoDispatcher private val ioDispatcher: CoroutineDispatcher,
 	@ApplicationScope private val applicationScope: CoroutineScope,
-	private val networkMonitor: NetworkMonitor,
 	private val appDataRepository: AppDataRepository,
 	private val serviceManager: ServiceManager,
 	private val notificationManager: NotificationManager,
 ) : TunnelProvider {
 
-	companion object {
-		const val CHECK_INTERVAL = 1000L
-	}
-
-	protected val activeTuns = MutableStateFlow<Map<TunnelConf, TunnelState>>(emptyMap())
+	private val activeTuns = MutableStateFlow<Map<TunnelConf, TunnelState>>(emptyMap())
 	override val activeTunnels = activeTuns.asStateFlow()
 
-	private val tunnelJobs = ConcurrentHashMap<Int, MutableList<Job>>()
+	private val isBounce = AtomicBoolean(false)
 
-	protected val mutex = Mutex()
-	private val isNetworkConnected = MutableStateFlow(true)
+	private val mutex = Mutex()
 
-	init {
-		applicationScope.launch(ioDispatcher) {
-			launch { monitorNetworkStatus() }
-			launch { monitorTunnelConfigChanges() }
-		}
-	}
+	abstract suspend fun startBackend(tunnel: TunnelConf)
 
-	private fun startTunnelJobs(tunnel: TunnelConf): Job {
-		return applicationScope.launch(ioDispatcher) {
-			val jobs = mutableListOf<Job>()
-			jobs += launch { updateTunnelStatistics(tunnel) }
-			if (tunnel.isPingEnabled) jobs += launch { monitorTunnelPing(tunnel) }
-			jobs.forEach { it.join() }
-		}
-	}
+	abstract fun stopBackend(tunnel: TunnelConf)
 
-	private suspend fun updateTunnelStatistics(tunnel: TunnelConf) {
-		while (true) {
-			runCatching {
-				val stats = getStatistics(tunnel)
-				updateTunnelState(tunnel, stats = stats)
-			}.onFailure { e ->
-				Timber.e(e, "Failed to update stats for ${tunnel.tunName}")
-			}
-			delay(CHECK_INTERVAL)
-		}
-	}
+	private fun findActiveTunnel(id: Int): TunnelConf? = activeTuns.value.keys.find { it.id == id }
 
-	private suspend fun monitorTunnelPing(tunnel: TunnelConf) {
-		while (true) {
-			runCatching {
-				if (isNetworkConnected.value && tunnel.isActive) {
-					val pingSuccess = tunnel.isTunnelPingable(ioDispatcher)
-					if (!pingSuccess) bounceTunnel(tunnel)
-				}
-			}.onFailure { e ->
-				Timber.e(e, "Ping failed for ${tunnel.tunName}")
-			}
-			delay(tunnel.pingInterval ?: Constants.PING_INTERVAL)
-		}
-	}
+	private fun isTunnelActive(id: Int) = (activeTuns.value.any { it.key.id == id })
 
-	protected fun handleBackendThrowable(throwable: Throwable) {
+	private fun handleBackendThrowable(throwable: Throwable) {
 		val backendError = when (throwable) {
 			is BackendException -> throwable.toBackendError()
 			is org.amnezia.awg.backend.BackendException -> throwable.toBackendError()
@@ -127,7 +80,7 @@ abstract class BaseTunnel(
 		}
 	}
 
-	protected fun updateTunnelState(tunnelConf: TunnelConf, state: TunnelStatus? = null, stats: TunnelStatistics? = null) {
+	private fun updateTunnelState(tunnelConf: TunnelConf, state: TunnelStatus? = null, stats: TunnelStatistics? = null) {
 		applicationScope.launch(ioDispatcher) {
 			mutex.withLock {
 				activeTuns.update { current ->
@@ -135,7 +88,6 @@ abstract class BaseTunnel(
 					val existingState = current.getValueById(tunnelConf.id) ?: TunnelState()
 					val newState = state ?: existingState.state
 					if (newState == TunnelStatus.DOWN) {
-						// Remove tunnel from activeTunnels when it goes DOWN
 						Timber.d("Removing tunnel ${tunnelConf.id} from activeTunnels as state is DOWN")
 						current - originalConf
 					} else if (existingState.state == newState && stats == null) {
@@ -153,107 +105,109 @@ abstract class BaseTunnel(
 		}
 	}
 
-	protected suspend fun configureTunnel(tunnelConf: TunnelConf) {
-		// setup state change callback
+	protected suspend fun stopActiveTunnels() {
+		activeTunnels.value.forEach { (config, state) ->
+			if (state.state.isUp()) {
+				stopTunnel(config)
+				delay(300)
+			}
+		}
+	}
+
+	private fun configureTunnelCallbacks(tunnelConf: TunnelConf) {
+		Timber.d("Configuring TunnelConf instance: ${tunnelConf.hashCode()}")
+
 		tunnelConf.setStateChangeCallback { state ->
 			Timber.d("State change callback triggered for tunnel ${tunnelConf.id}: ${tunnelConf.tunName} with state $state at ${System.currentTimeMillis()}")
 			when (state) {
 				is Tunnel.State -> updateTunnelState(tunnelConf, state.asTunnelState())
 				is org.amnezia.awg.backend.Tunnel.State -> updateTunnelState(tunnelConf, state.asTunnelState())
 			}
-			applicationScope.launch(ioDispatcher) { serviceManager.updateTunnelTile() }
+			serviceManager.updateTunnelTile()
 		}
-
-		activeTuns.update { current ->
-			current.filter { it.key != tunnelConf } + (tunnelConf to TunnelState())
+		tunnelConf.setTunnelStatsCallback {
+			val stats = getStatistics(tunnelConf)
+			updateTunnelState(tunnelConf, null, stats)
 		}
-	}
-
-	protected suspend fun onStartSuccess(tunnelConf: TunnelConf) {
-		val tunnelCopy = tunnelConf.copyWithCallback(isActive = true)
-
-		// start service
-		if (activeTuns.value.isEmpty()) {
-			serviceManager.startTunnelForegroundService(tunnelCopy)
-		} else {
-			serviceManager.updateTunnelForegroundServiceNotification(tunnelCopy)
-		}
-		// save active
-		appDataRepository.tunnels.save(tunnelCopy)
-		// start tunnel jobs
-		tunnelJobs[tunnelCopy.id] = mutableListOf(startTunnelJobs(tunnelConf))
+		tunnelConf.setBounceTunnelCallback(::bounceTunnel)
 	}
 
 	override fun startTunnel(tunnelConf: TunnelConf) {
-		throw NotImplementedError("Must be implemented by subclass")
+		applicationScope.launch(ioDispatcher) {
+			runCatching {
+				if (isTunnelActive(tunnelConf.id)) return@launch
+				startTunnelInner(tunnelConf)
+			}.onFailure { exception ->
+				Timber.e(exception, "Failed to start tunnel ${tunnelConf.id} userspace")
+				stopTunnel(tunnelConf)
+				handleBackendThrowable(exception)
+			}.onSuccess {
+				Timber.i("Tunnel ${tunnelConf.id} started successfully")
+			}
+		}
+	}
+
+	private suspend fun startTunnelInner(tunnelConf: TunnelConf) {
+		mutex.withLock {
+			configureTunnelCallbacks(tunnelConf)
+			startBackend(tunnelConf)
+			saveTunnelActiveState(tunnelConf, true)
+			if (!isBounce.get()) serviceManager.startTunnelForegroundService(tunnelConf)
+		}
+	}
+
+	private suspend fun saveTunnelActiveState(tunnelConf: TunnelConf, active: Boolean) {
+		val tunnelCopy = tunnelConf.copyWithCallback(isActive = active)
+		appDataRepository.tunnels.save(tunnelCopy)
 	}
 
 	override fun stopTunnel(tunnelConf: TunnelConf?) {
-		tunnelConf?.let {
-			applicationScope.launch(ioDispatcher) {
-				mutex.withLock {
-					removeActiveTunnel(tunnelConf)
-					tunnelJobs[tunnelConf.id]?.forEach { it.cancelWithMessage("Cancel tunnel job") }
-					tunnelJobs.remove(tunnelConf.id)
-					val lockedConf = it.copyWithCallback(isActive = false)
-					appDataRepository.tunnels.save(lockedConf)
-
-					// TODO improve to handle multiple tunnels
-					if (activeTuns.value.isEmpty()) {
-						Timber.d("No tunnels active, stopping background service")
-						serviceManager.stopTunnelForegroundService()
-					} else {
-						Timber.d("Other tunnels still active, updating service notification")
-						val nextActive = activeTuns.value.keys.firstOrNull()
-						if (nextActive != null) {
-							Timber.d("Next active tunnel: ${nextActive.id}")
-							serviceManager.updateTunnelForegroundServiceNotification(nextActive)
-						}
-					}
-				}
+		applicationScope.launch(ioDispatcher) {
+			runCatching {
+				if (tunnelConf == null) return@launch stopActiveTunnels()
+				stopTunnelInner(tunnelConf)
+			}.onFailure { e ->
+				Timber.e(e, "Failed to stop tunnel ${tunnelConf?.id}")
 			}
 		}
 	}
 
+	private suspend fun stopTunnelInner(tunnelConf: TunnelConf) {
+		mutex.withLock {
+			val tunnel = findActiveTunnel(tunnelConf.id) ?: return
+			stopBackend(tunnel)
+			removeActiveTunnel(tunnel)
+			// use latest tunnel
+			saveTunnelActiveState(tunnelConf, false)
+			handleServiceChangesOnStop()
+		}
+	}
+
+	private fun handleServiceChangesOnStop() {
+		if (activeTuns.value.isEmpty() && !isBounce.get()) return serviceManager.stopTunnelForegroundService()
+		val nextActive = activeTuns.value.keys.firstOrNull()
+		if (nextActive != null) {
+			Timber.d("Next active tunnel: ${nextActive.id}")
+			serviceManager.updateTunnelForegroundServiceNotification(nextActive)
+		}
+	}
+
 	private fun removeActiveTunnel(tunnelConf: TunnelConf) {
 		activeTuns.update { current ->
 			current.toMutableMap().apply { remove(tunnelConf) }
 		}
 	}
 
-	override suspend fun bounceTunnel(tunnelConf: TunnelConf) {
-		stopTunnel(tunnelConf)
-		delay(1000)
-		startTunnel(tunnelConf)
-	}
-
-	private suspend fun monitorNetworkStatus() {
-		networkMonitor.networkStatusFlow
-			.flowOn(ioDispatcher)
-			.collectLatest { status ->
-				val isAvailable = status !is NetworkStatus.Disconnected
-				isNetworkConnected.value = isAvailable
-				Timber.d("Network status: $isAvailable")
-			}
-	}
-
-	private suspend fun monitorTunnelConfigChanges() {
-		appDataRepository.tunnels.flow.collectLatest { storedTunnels ->
-			mutex.withLock {
-				storedTunnels.forEach { stored ->
-					val current = activeTuns.value.keys.find { it.id == stored.id }
-					if (current != null && !current.isQuickConfigMatching(stored)) {
-						Timber.d("Config changed for ${stored.id}, bouncing")
-						bounceTunnel(stored)
-					}
-				}
-			}
+	override fun bounceTunnel(tunnelConf: TunnelConf) {
+		applicationScope.launch(ioDispatcher) {
+			Timber.i("Bounce tunnel ${tunnelConf.name}")
+			isBounce.set(true)
+			stopTunnel(tunnelConf)
+			delay(300)
+			startTunnel(tunnelConf)
+			isBounce.set(false)
 		}
 	}
 
-	override fun getStatistics(tunnelConf: TunnelConf): TunnelStatistics? {
-		throw NotImplementedError("Must be implemented by subclass")
-	}
-
 	override suspend fun runningTunnelNames(): Set<String> = activeTuns.value.keys.map { it.tunName }.toSet()
 }

app/src/main/java/com/zaneschepke/wireguardautotunnel/core/tunnel/KernelTunnel.kt

@@ -2,22 +2,17 @@ package com.zaneschepke.wireguardautotunnel.core.tunnel
 
 import com.wireguard.android.backend.Backend
 import com.wireguard.android.backend.Tunnel
-import com.zaneschepke.networkmonitor.NetworkMonitor
 import com.zaneschepke.wireguardautotunnel.core.notification.NotificationManager
 import com.zaneschepke.wireguardautotunnel.core.service.ServiceManager
 import com.zaneschepke.wireguardautotunnel.di.ApplicationScope
 import com.zaneschepke.wireguardautotunnel.di.IoDispatcher
 import com.zaneschepke.wireguardautotunnel.domain.entity.TunnelConf
 import com.zaneschepke.wireguardautotunnel.domain.enums.BackendState
-import com.zaneschepke.wireguardautotunnel.domain.enums.TunnelStatus
 import com.zaneschepke.wireguardautotunnel.domain.repository.AppDataRepository
 import com.zaneschepke.wireguardautotunnel.domain.state.TunnelStatistics
 import com.zaneschepke.wireguardautotunnel.domain.state.WireGuardStatistics
-import com.zaneschepke.wireguardautotunnel.util.extensions.asTunnelState
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.sync.withLock
 import timber.log.Timber
 import javax.inject.Inject
 
@@ -28,36 +23,7 @@ class KernelTunnel @Inject constructor(
 	appDataRepository: AppDataRepository,
 	notificationManager: NotificationManager,
 	private val backend: Backend,
-	networkMonitor: NetworkMonitor,
-) : BaseTunnel(ioDispatcher, applicationScope, networkMonitor, appDataRepository, serviceManager, notificationManager) {
-
-	override fun startTunnel(tunnelConf: TunnelConf) {
-		Timber.i("Starting tunnel ${tunnelConf.id} kernel")
-		applicationScope.launch(ioDispatcher) {
-			runCatching {
-				// tunnel already active
-				if (activeTuns.value.any { it.key.id == tunnelConf.id }) return@launch
-
-				mutex.withLock {
-					updateTunnelState(tunnelConf, TunnelStatus.STARTING)
-
-					// configure state callback and add to tunnels
-					configureTunnel(tunnelConf)
-
-					updateTunnelState(tunnelConf, backend.setState(tunnelConf, Tunnel.State.UP, tunnelConf.toWgConfig()).asTunnelState())
-
-					// run some actions after start success
-					onStartSuccess(tunnelConf)
-				}
-			}.onFailure { exception ->
-				Timber.e(exception, "Failed to start tunnel ${tunnelConf.id} kernel")
-				stopTunnel(tunnelConf)
-				handleBackendThrowable(exception)
-			}.onSuccess {
-				Timber.i("Tunnel ${tunnelConf.id} started successfully")
-			}
-		}
-	}
+) : BaseTunnel(ioDispatcher, applicationScope, appDataRepository, serviceManager, notificationManager) {
 
 	override fun getStatistics(tunnelConf: TunnelConf): TunnelStatistics? {
 		return try {
@@ -68,26 +34,13 @@ class KernelTunnel @Inject constructor(
 		}
 	}
 
-	override fun stopTunnel(tunnelConf: TunnelConf?) {
-		applicationScope.launch(ioDispatcher) {
-			runCatching {
-				val originalTunnel = activeTuns.value.keys.find { it.id == tunnelConf?.id }
-				if (originalTunnel != null) {
-					Timber.i("Stopping tunnel ${originalTunnel.id} kernel")
-					mutex.withLock {
-						updateTunnelState(originalTunnel, backend.setState(originalTunnel, Tunnel.State.DOWN, originalTunnel.toWgConfig()).asTunnelState())
-						super.stopTunnel(originalTunnel)
-					}
-				} else {
-					Timber.w("Tunnel not found in startedTunnels, stopping all tunnels")
-					activeTuns.value.keys.forEach { config ->
-						stopTunnel(config)
-					}
-				}
-			}.onFailure { e ->
-				Timber.e(e, "Failed to stop tunnel ${tunnelConf?.id}")
-			}
-		}
+	override suspend fun startBackend(tunnel: TunnelConf) {
+		backend.setState(tunnel, Tunnel.State.UP, tunnel.toWgConfig())
+	}
+
+	override fun stopBackend(tunnel: TunnelConf) {
+		Timber.i("Stopping tunnel ${tunnel.id} kernel")
+		backend.setState(tunnel, Tunnel.State.DOWN, tunnel.toWgConfig())
 	}
 
 	override suspend fun setBackendState(backendState: BackendState, allowedIps: Collection<String>) {

app/src/main/java/com/zaneschepke/wireguardautotunnel/core/tunnel/TunnelManager.kt

@@ -64,7 +64,7 @@ class TunnelManager @Inject constructor(
 		tunnelProviderFlow.value.stopTunnel(tunnelConf)
 	}
 
-	override suspend fun bounceTunnel(tunnelConf: TunnelConf) {
+	override fun bounceTunnel(tunnelConf: TunnelConf) {
 		tunnelProviderFlow.value.bounceTunnel(tunnelConf)
 	}
 

app/src/main/java/com/zaneschepke/wireguardautotunnel/core/tunnel/TunnelProvider.kt

@@ -9,7 +9,7 @@ import kotlinx.coroutines.flow.StateFlow
 interface TunnelProvider {
 	fun startTunnel(tunnelConf: TunnelConf)
 	fun stopTunnel(tunnelConf: TunnelConf? = null)
-	suspend fun bounceTunnel(tunnelConf: TunnelConf)
+	fun bounceTunnel(tunnelConf: TunnelConf)
 	suspend fun setBackendState(backendState: BackendState, allowedIps: Collection<String>)
 	suspend fun runningTunnelNames(): Set<String>
 	fun getStatistics(tunnelConf: TunnelConf): TunnelStatistics?

app/src/main/java/com/zaneschepke/wireguardautotunnel/core/tunnel/UserspaceTunnel.kt

@@ -1,23 +1,17 @@
 package com.zaneschepke.wireguardautotunnel.core.tunnel
 
-import com.zaneschepke.networkmonitor.NetworkMonitor
 import com.zaneschepke.wireguardautotunnel.core.notification.NotificationManager
 import com.zaneschepke.wireguardautotunnel.core.service.ServiceManager
 import com.zaneschepke.wireguardautotunnel.di.ApplicationScope
 import com.zaneschepke.wireguardautotunnel.di.IoDispatcher
 import com.zaneschepke.wireguardautotunnel.domain.entity.TunnelConf
 import com.zaneschepke.wireguardautotunnel.domain.enums.BackendState
-import com.zaneschepke.wireguardautotunnel.domain.enums.TunnelStatus
 import com.zaneschepke.wireguardautotunnel.domain.repository.AppDataRepository
 import com.zaneschepke.wireguardautotunnel.domain.state.AmneziaStatistics
 import com.zaneschepke.wireguardautotunnel.domain.state.TunnelStatistics
 import com.zaneschepke.wireguardautotunnel.util.extensions.asAmBackendState
-import com.zaneschepke.wireguardautotunnel.util.extensions.asTunnelState
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.delay
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.sync.withLock
 import org.amnezia.awg.backend.Backend
 import org.amnezia.awg.backend.Tunnel
 import timber.log.Timber
@@ -30,69 +24,16 @@ class UserspaceTunnel @Inject constructor(
 	appDataRepository: AppDataRepository,
 	notificationManager: NotificationManager,
 	private val backend: Backend,
-	networkMonitor: NetworkMonitor,
-) : BaseTunnel(ioDispatcher, applicationScope, networkMonitor, appDataRepository, serviceManager, notificationManager) {
+) : BaseTunnel(ioDispatcher, applicationScope, appDataRepository, serviceManager, notificationManager) {
 
-	override fun startTunnel(tunnelConf: TunnelConf) {
-		Timber.i("Starting tunnel ${tunnelConf.id} userspace")
-		applicationScope.launch(ioDispatcher) {
-			runCatching {
-				// tunnel already active
-				if (activeTuns.value.any { it.key.id == tunnelConf.id }) return@launch
-
-				// stop any active tunnels that aren't this one, userspace only
-				stopActiveTunnels()
-
-				mutex.withLock {
-					updateTunnelState(tunnelConf, TunnelStatus.STARTING)
-
-					// configure state callback and add to tunnels
-					configureTunnel(tunnelConf)
-
-					updateTunnelState(tunnelConf, backend.setState(tunnelConf, Tunnel.State.UP, tunnelConf.toAmConfig()).asTunnelState())
-
-					// run some actions after start success
-					onStartSuccess(tunnelConf)
-				}
-			}.onFailure { exception ->
-				Timber.e(exception, "Failed to start tunnel ${tunnelConf.id} userspace")
-				stopTunnel(tunnelConf)
-				handleBackendThrowable(exception)
-			}.onSuccess {
-				Timber.i("Tunnel ${tunnelConf.id} started successfully")
-			}
-		}
+	override suspend fun startBackend(tunnel: TunnelConf) {
+		stopActiveTunnels()
+		backend.setState(tunnel, Tunnel.State.UP, tunnel.toAmConfig())
 	}
 
-	private suspend fun stopActiveTunnels() {
-		activeTunnels.value.forEach { (config, state) ->
-			if (state.state.isUp()) {
-				stopTunnel(config)
-				delay(300)
-			}
-		}
-	}
-
-	override fun stopTunnel(tunnelConf: TunnelConf?) {
-		applicationScope.launch(ioDispatcher) {
-			runCatching {
-				val originalTunnel = activeTuns.value.keys.find { it.id == tunnelConf?.id }
-				if (originalTunnel != null) {
-					Timber.i("Stopping tunnel ${originalTunnel.id} userspace")
-					mutex.withLock {
-						updateTunnelState(originalTunnel, backend.setState(originalTunnel, Tunnel.State.DOWN, originalTunnel.toAmConfig()).asTunnelState())
-						super.stopTunnel(originalTunnel)
-					}
-				} else {
-					Timber.w("Tunnel not found in startedTunnels, stopping all tunnels")
-					activeTuns.value.keys.forEach { config ->
-						stopTunnel(config)
-					}
-				}
-			}.onFailure { e ->
-				Timber.e(e, "Failed to stop tunnel ${tunnelConf?.id}")
-			}
-		}
+	override fun stopBackend(tunnel: TunnelConf) {
+		Timber.i("Stopping tunnel ${tunnel.id} userspace")
+		backend.setState(tunnel, Tunnel.State.DOWN, tunnel.toAmConfig())
 	}
 
 	override suspend fun setBackendState(backendState: BackendState, allowedIps: Collection<String>) {

app/src/main/java/com/zaneschepke/wireguardautotunnel/di/TunnelModule.kt

@@ -67,11 +67,10 @@ class TunnelModule {
 		@ApplicationScope applicationScope: CoroutineScope,
 		serviceManager: ServiceManager,
 		appDataRepository: AppDataRepository,
-		networkMonitor: NetworkMonitor,
 		notificationManager: NotificationManager,
 		backend: com.wireguard.android.backend.Backend,
 	): TunnelProvider {
-		return KernelTunnel(ioDispatcher, applicationScope, serviceManager, appDataRepository, notificationManager, backend, networkMonitor)
+		return KernelTunnel(ioDispatcher, applicationScope, serviceManager, appDataRepository, notificationManager, backend)
 	}
 
 	@Provides
@@ -83,10 +82,9 @@ class TunnelModule {
 		serviceManager: ServiceManager,
 		appDataRepository: AppDataRepository,
 		notificationManager: NotificationManager,
-		networkMonitor: NetworkMonitor,
 		backend: Backend,
 	): TunnelProvider {
-		return UserspaceTunnel(ioDispatcher, applicationScope, serviceManager, appDataRepository, notificationManager, backend, networkMonitor)
+		return UserspaceTunnel(ioDispatcher, applicationScope, serviceManager, appDataRepository, notificationManager, backend)
 	}
 
 	@Provides

app/src/main/java/com/zaneschepke/wireguardautotunnel/domain/entity/TunnelConf.kt

@@ -5,15 +5,12 @@ import com.wireguard.config.Config
 import com.zaneschepke.wireguardautotunnel.util.Constants
 import com.zaneschepke.wireguardautotunnel.util.extensions.isReachable
 import com.zaneschepke.wireguardautotunnel.util.extensions.toWgQuickString
-import kotlinx.coroutines.runBlocking
-import kotlinx.coroutines.sync.Mutex
-import kotlinx.coroutines.sync.withLock
-import java.io.InputStream
-import java.net.InetAddress
-import kotlin.coroutines.CoroutineContext
 import kotlinx.coroutines.withContext
 import timber.log.Timber
+import java.io.InputStream
+import java.net.InetAddress
 import java.nio.charset.StandardCharsets
+import kotlin.coroutines.CoroutineContext
 
 data class TunnelConf(
 	val id: Int = 0,
@@ -32,14 +29,22 @@ data class TunnelConf(
 	val isIpv4Preferred: Boolean = true,
 	@Transient
 	private var stateChangeCallback: ((Any) -> Unit)? = null,
+	@Transient
+	private var tunnelStatsCallback: (() -> Unit)? = null,
+	@Transient
+	private var bounceTunnelCallback: ((TunnelConf) -> Unit)? = null,
 ) : Tunnel, org.amnezia.awg.backend.Tunnel {
 
-	private val callbackMutex = Mutex()
+	fun setStateChangeCallback(callback: (Any) -> Unit) {
+		stateChangeCallback = callback
+	}
 
-	suspend fun setStateChangeCallback(callback: (Any) -> Unit) {
-		callbackMutex.withLock {
-			stateChangeCallback = callback
-		}
+	fun setTunnelStatsCallback(callback: (() -> Unit)) {
+		tunnelStatsCallback = callback
+	}
+
+	fun setBounceTunnelCallback(callback: (TunnelConf) -> Unit) {
+		bounceTunnelCallback = callback
 	}
 
 	fun copyWithCallback(
@@ -64,9 +69,19 @@ data class TunnelConf(
 			isEthernetTunnel, isIpv4Preferred,
 		).apply {
 			stateChangeCallback = this@TunnelConf.stateChangeCallback
+			tunnelStatsCallback = this@TunnelConf.tunnelStatsCallback
+			bounceTunnelCallback = this@TunnelConf.bounceTunnelCallback
 		}
 	}
 
+	fun onUpdateStatistics() {
+		tunnelStatsCallback?.invoke()
+	}
+
+	fun bounceTunnel(tunnelConf: TunnelConf) {
+		bounceTunnelCallback?.invoke(tunnelConf)
+	}
+
 	fun toAmConfig(): org.amnezia.awg.config.Config {
 		return configFromAmQuick(amQuick.ifBlank { wgQuick })
 	}
@@ -80,42 +95,15 @@ data class TunnelConf(
 	override fun isIpv4ResolutionPreferred(): Boolean = isIpv4Preferred
 
 	override fun onStateChange(newState: org.amnezia.awg.backend.Tunnel.State) {
-		Timber.d("onStateChange called for tunnel $id: $tunName with state $newState")
-		runBlocking {
-			callbackMutex.withLock {
-				if (stateChangeCallback != null) {
-					Timber.d("Invoking stateChangeCallback for tunnel $id: $tunName with state $newState")
-					stateChangeCallback?.invoke(newState)
-				} else {
-					Timber.w("No stateChangeCallback set for tunnel $id: $tunName")
-				}
-			}
-		}
+		stateChangeCallback?.invoke(newState)
 	}
 
 	override fun onStateChange(newState: Tunnel.State) {
-		Timber.d("onStateChange called for tunnel $id: $tunName with state $newState")
-		runBlocking {
-			callbackMutex.withLock {
-				if (stateChangeCallback != null) {
-					Timber.d("Invoking stateChangeCallback for tunnel $id: $tunName with state $newState")
-					stateChangeCallback?.invoke(newState)
-				} else {
-					Timber.w("No stateChangeCallback set for tunnel $id: $tunName")
-				}
-			}
-		}
+		stateChangeCallback?.invoke(newState)
 	}
 
-	fun isQuickConfigMatching(updatedConf: TunnelConf): Boolean {
-		return updatedConf.wgQuick == wgQuick || updatedConf.amQuick == amQuick
-	}
-
-	fun isPingConfigMatching(updatedConf: TunnelConf): Boolean {
-		return updatedConf.isPingEnabled == isPingEnabled &&
-			pingIp == updatedConf.pingIp &&
-			updatedConf.pingCooldown == pingCooldown &&
-			updatedConf.pingInterval == pingInterval
+	fun isTunnelConfigChanged(updatedConf: TunnelConf): Boolean {
+		return updatedConf.wgQuick != wgQuick || updatedConf.amQuick != amQuick || updatedConf.name != name
 	}
 
 	suspend fun isTunnelPingable(context: CoroutineContext): Boolean {
@@ -123,11 +111,15 @@ data class TunnelConf(
 			val config = toWgConfig()
 			if (pingIp != null) {
 				return@withContext InetAddress.getByName(pingIp)
-					.isReachable(Constants.PING_TIMEOUT.toInt())
+					.isReachable(Constants.PING_TIMEOUT.toInt()).also {
+						Timber.i("Ping reachable $pingIp: $it")
+					}
 			}
 			config.peers.map { peer ->
-				peer.isReachable(isIpv4Preferred)
-			}.all { true }
+				peer.isReachable()
+			}.all { true }.also {
+				Timber.i("Ping of all peers reachable: $it")
+			}
 		}
 	}
 

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/Route.kt

@@ -52,7 +52,11 @@ sealed class Route {
 	@Serializable
 	data class SplitTunnel(
 		val id: Int,
-	) : Route()
+	) : Route() {
+		companion object {
+			const val KEY_ID = "id"
+		}
+	}
 
 	@Serializable
 	data class TunnelAutoTunnel(

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/common/animation/ShimmerEffect.kt

@@ -0,0 +1,37 @@
+package com.zaneschepke.wireguardautotunnel.ui.common.animation
+
+import androidx.compose.animation.core.LinearEasing
+import androidx.compose.animation.core.animateFloat
+import androidx.compose.animation.core.infiniteRepeatable
+import androidx.compose.animation.core.rememberInfiniteTransition
+import androidx.compose.animation.core.tween
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.geometry.Offset
+import androidx.compose.ui.graphics.Brush
+import androidx.compose.ui.graphics.Color
+
+@Composable
+fun ShimmerEffect(modifier: Modifier = Modifier): Brush {
+	val shimmerColors = listOf(
+		Color.LightGray.copy(alpha = 0.9f),
+		Color.LightGray.copy(alpha = 0.3f),
+		Color.LightGray.copy(alpha = 0.9f),
+	)
+
+	val transition = rememberInfiniteTransition()
+	val translateAnim by transition.animateFloat(
+		initialValue = 0f,
+		targetValue = 1000f,
+		animationSpec = infiniteRepeatable(
+			animation = tween(durationMillis = 1200, easing = LinearEasing),
+		),
+	)
+
+	return Brush.linearGradient(
+		colors = shimmerColors,
+		start = Offset(0f, 0f),
+		end = Offset(translateAnim, translateAnim),
+	)
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/ConfigScreen.kt

@@ -1,808 +0,0 @@
-package com.zaneschepke.wireguardautotunnel.ui.screens.main
-
-import androidx.compose.foundation.background
-import androidx.compose.foundation.clickable
-import androidx.compose.foundation.focusGroup
-import androidx.compose.foundation.layout.Arrangement
-import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.IntrinsicSize
-import androidx.compose.foundation.layout.Row
-import androidx.compose.foundation.layout.fillMaxSize
-import androidx.compose.foundation.layout.fillMaxWidth
-import androidx.compose.foundation.layout.imePadding
-import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.layout.size
-import androidx.compose.foundation.layout.width
-import androidx.compose.foundation.rememberScrollState
-import androidx.compose.foundation.shape.RoundedCornerShape
-import androidx.compose.foundation.text.KeyboardActions
-import androidx.compose.foundation.text.KeyboardOptions
-import androidx.compose.foundation.verticalScroll
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.outlined.Save
-import androidx.compose.material.icons.rounded.ContentCopy
-import androidx.compose.material.icons.rounded.Delete
-import androidx.compose.material.icons.rounded.MoreVert
-import androidx.compose.material.icons.rounded.Refresh
-import androidx.compose.material3.DropdownMenu
-import androidx.compose.material3.DropdownMenuItem
-import androidx.compose.material3.Icon
-import androidx.compose.material3.IconButton
-import androidx.compose.material3.MaterialTheme
-import androidx.compose.material3.OutlinedTextField
-import androidx.compose.material3.Scaffold
-import androidx.compose.material3.Surface
-import androidx.compose.material3.Text
-import androidx.compose.material3.TextButton
-import androidx.compose.runtime.Composable
-import androidx.compose.runtime.LaunchedEffect
-import androidx.compose.runtime.getValue
-import androidx.compose.runtime.mutableStateOf
-import androidx.compose.runtime.remember
-import androidx.compose.runtime.setValue
-import androidx.compose.runtime.toMutableStateList
-import androidx.compose.ui.Alignment
-import androidx.compose.ui.Modifier
-import androidx.compose.ui.draw.shadow
-import androidx.compose.ui.focus.FocusRequester
-import androidx.compose.ui.focus.focusRequester
-import androidx.compose.ui.platform.ClipboardManager
-import androidx.compose.ui.platform.LocalClipboardManager
-import androidx.compose.ui.platform.LocalContext
-import androidx.compose.ui.platform.LocalSoftwareKeyboardController
-import androidx.compose.ui.res.stringResource
-import androidx.compose.ui.text.AnnotatedString
-import androidx.compose.ui.text.input.ImeAction
-import androidx.compose.ui.text.input.PasswordVisualTransformation
-import androidx.compose.ui.text.input.VisualTransformation
-import androidx.compose.ui.unit.dp
-import androidx.lifecycle.compose.collectAsStateWithLifecycle
-import com.zaneschepke.wireguardautotunnel.R
-import com.zaneschepke.wireguardautotunnel.domain.entity.TunnelConf
-import com.zaneschepke.wireguardautotunnel.viewmodel.AppViewModel
-import com.zaneschepke.wireguardautotunnel.ui.common.config.ConfigurationTextBox
-import com.zaneschepke.wireguardautotunnel.ui.common.label.GroupLabel
-import com.zaneschepke.wireguardautotunnel.ui.common.navigation.LocalNavController
-import com.zaneschepke.wireguardautotunnel.ui.common.navigation.TopNavBar
-import com.zaneschepke.wireguardautotunnel.ui.common.prompt.AuthorizationPrompt
-import com.zaneschepke.wireguardautotunnel.ui.common.snackbar.SnackbarController
-import com.zaneschepke.wireguardautotunnel.ui.enums.InterfaceActions
-import com.zaneschepke.wireguardautotunnel.ui.enums.PeerActions
-import com.zaneschepke.wireguardautotunnel.ui.state.InterfaceProxy
-import com.zaneschepke.wireguardautotunnel.ui.state.PeerProxy
-import com.zaneschepke.wireguardautotunnel.ui.theme.iconSize
-import com.zaneschepke.wireguardautotunnel.util.extensions.scaledHeight
-import com.zaneschepke.wireguardautotunnel.util.extensions.scaledWidth
-import org.amnezia.awg.crypto.KeyPair
-
-@Composable
-fun ConfigScreen(tunnelConf: TunnelConf?, appViewModel: AppViewModel) {
-	val context = LocalContext.current
-	val snackbar = SnackbarController.current
-	val clipboardManager: ClipboardManager = LocalClipboardManager.current
-	val keyboardController = LocalSoftwareKeyboardController.current
-	val navController = LocalNavController.current
-
-	var isInterfaceDropDownExpanded by remember {
-		mutableStateOf(false)
-	}
-
-	val popBackStack by appViewModel.popBackStack.collectAsStateWithLifecycle(false)
-
-	val configPair = Pair(tunnelConf?.tunName ?: "", tunnelConf?.toAmConfig())
-
-	var tunnelName by remember {
-		mutableStateOf(configPair.first)
-	}
-
-	var interfaceState by remember {
-		mutableStateOf(configPair.second?.let { InterfaceProxy.from(it.`interface`) } ?: InterfaceProxy())
-	}
-
-	var showAmneziaValues by remember {
-		mutableStateOf(configPair.second?.`interface`?.junkPacketCount?.isPresent == true)
-	}
-
-	var showScripts by remember {
-		mutableStateOf(false)
-	}
-
-	val peersState = remember {
-		(configPair.second?.peers?.map { PeerProxy.from(it) } ?: listOf(PeerProxy())).toMutableStateList()
-	}
-
-	var showAuthPrompt by remember { mutableStateOf(false) }
-	var isAuthenticated by remember { mutableStateOf(false) }
-
-	val keyboardActions = KeyboardActions(onDone = { keyboardController?.hide() })
-	val keyboardOptions = KeyboardOptions(imeAction = ImeAction.Done)
-
-	if (showAuthPrompt) {
-		AuthorizationPrompt(
-			onSuccess = {
-				showAuthPrompt = false
-				isAuthenticated = true
-			},
-			onError = {
-				showAuthPrompt = false
-				snackbar.showMessage(
-					context.getString(R.string.error_authentication_failed),
-				)
-			},
-			onFailure = {
-				showAuthPrompt = false
-				snackbar.showMessage(
-					context.getString(R.string.error_authorization_failed),
-				)
-			},
-		)
-	}
-
-	LaunchedEffect(popBackStack) {
-		if (popBackStack) navController.popBackStack()
-	}
-
-	Scaffold(
-		topBar = {
-			TopNavBar(stringResource(R.string.edit_tunnel), trailing = {
-				IconButton(onClick = {
-					tunnelConf?.let {
-						appViewModel.updateExistingTunnelConfig(
-							it,
-							tunnelName,
-							peersState,
-							interfaceState,
-						)
-					} ?: appViewModel.saveNewTunnel(tunnelName, peersState, interfaceState)
-				}) {
-					val icon = Icons.Outlined.Save
-					Icon(
-						imageVector = icon,
-						contentDescription = icon.name,
-					)
-				}
-			})
-		},
-	) { padding ->
-		Column(
-			horizontalAlignment = Alignment.Start,
-			verticalArrangement = Arrangement.spacedBy(24.dp.scaledHeight(), Alignment.Top),
-			modifier =
-			Modifier
-				.fillMaxSize()
-				.padding(padding)
-				.imePadding()
-				.verticalScroll(rememberScrollState())
-				.padding(top = 24.dp.scaledHeight())
-				.padding(horizontal = 24.dp.scaledWidth()),
-		) {
-			Surface(
-				shape = RoundedCornerShape(12.dp),
-				color = MaterialTheme.colorScheme.surface,
-			) {
-				Column(
-					horizontalAlignment = Alignment.Start,
-					verticalArrangement = Arrangement.spacedBy(5.dp, Alignment.Top),
-					modifier = Modifier
-						.padding(16.dp.scaledWidth())
-						.focusGroup(),
-				) {
-					Row(
-						horizontalArrangement = Arrangement.SpaceBetween,
-						verticalAlignment = Alignment.CenterVertically,
-						modifier =
-						Modifier.fillMaxWidth(),
-					) {
-						GroupLabel(
-							stringResource(R.string.interface_),
-						)
-						Column {
-							IconButton(
-								modifier = Modifier.size(iconSize),
-								onClick = {
-									isInterfaceDropDownExpanded = true
-								},
-							) {
-								val icon = Icons.Rounded.MoreVert
-								Icon(icon, icon.name)
-							}
-							DropdownMenu(
-								containerColor = MaterialTheme.colorScheme.surface,
-								expanded = isInterfaceDropDownExpanded,
-								modifier = Modifier.shadow(12.dp).background(MaterialTheme.colorScheme.surface),
-								onDismissRequest = {
-									isInterfaceDropDownExpanded = false
-								},
-							) {
-								val isAmneziaCompatibilitySet = interfaceState.isAmneziaCompatibilityModeSet()
-								InterfaceActions.entries.forEach { action ->
-									DropdownMenuItem(
-										text = {
-											Text(
-												text = when (action) {
-													InterfaceActions.TOGGLE_SHOW_SCRIPTS -> if (showScripts) {
-														stringResource(R.string.hide_scripts)
-													} else {
-														stringResource(R.string.show_scripts)
-													}
-													InterfaceActions.TOGGLE_AMNEZIA_VALUES -> if (showAmneziaValues) {
-														stringResource(R.string.hide_amnezia_properties)
-													} else {
-														stringResource(R.string.show_amnezia_properties)
-													}
-
-													InterfaceActions.SET_AMNEZIA_COMPATIBILITY -> if (isAmneziaCompatibilitySet) {
-														stringResource(R.string.remove_amnezia_compatibility)
-													} else {
-														stringResource(R.string.enable_amnezia_compatibility)
-													}
-												},
-											)
-										},
-										onClick = {
-											isInterfaceDropDownExpanded = false
-											when (action) {
-												InterfaceActions.TOGGLE_AMNEZIA_VALUES -> showAmneziaValues = !showAmneziaValues
-												InterfaceActions.TOGGLE_SHOW_SCRIPTS -> showScripts = !showScripts
-												InterfaceActions.SET_AMNEZIA_COMPATIBILITY -> if (isAmneziaCompatibilitySet) {
-													showAmneziaValues = false
-													interfaceState = interfaceState.resetAmneziaProperties()
-												} else {
-													showAmneziaValues = true
-													interfaceState = interfaceState.toAmneziaCompatibilityConfig()
-												}
-											}
-										},
-									)
-								}
-							}
-						}
-					}
-					ConfigurationTextBox(
-						value = tunnelName,
-						onValueChange = { tunnelName = it },
-						keyboardActions = keyboardActions,
-						label = stringResource(R.string.name),
-						hint = stringResource(R.string.tunnel_name).lowercase(),
-						modifier =
-						Modifier
-							.fillMaxWidth(),
-					)
-					val privateKeyEnabled = (tunnelConf == null) || isAuthenticated
-					OutlinedTextField(
-						textStyle = MaterialTheme.typography.labelLarge,
-						modifier =
-						Modifier
-							.fillMaxWidth()
-							.clickable { showAuthPrompt = true },
-						value = interfaceState.privateKey,
-						visualTransformation =
-						if (privateKeyEnabled) {
-							VisualTransformation.None
-						} else {
-							PasswordVisualTransformation()
-						},
-						enabled = privateKeyEnabled,
-						onValueChange = { interfaceState = interfaceState.copy(privateKey = it) },
-						trailingIcon = {
-							IconButton(
-								enabled = privateKeyEnabled,
-								modifier = Modifier.focusRequester(FocusRequester.Default).size(iconSize),
-								onClick = {
-									val keypair = KeyPair()
-									interfaceState = interfaceState.copy(
-										privateKey = keypair.privateKey.toBase64(),
-										publicKey = keypair.publicKey.toBase64(),
-									)
-								},
-							) {
-								Icon(
-									Icons.Rounded.Refresh,
-									stringResource(R.string.rotate_keys),
-									tint = if (privateKeyEnabled) MaterialTheme.colorScheme.onSurface else MaterialTheme.colorScheme.outline,
-								)
-							}
-						},
-						label = {
-							Text(
-								stringResource(R.string.private_key),
-								color = MaterialTheme.colorScheme.onSurface,
-								style = MaterialTheme.typography.labelMedium,
-							)
-						},
-						singleLine = true,
-						placeholder = {
-							Text(
-								stringResource(R.string.base64_key),
-								style = MaterialTheme.typography.labelLarge,
-								color = MaterialTheme.colorScheme.outline,
-							)
-						},
-						keyboardOptions = keyboardOptions,
-						keyboardActions = keyboardActions,
-					)
-					OutlinedTextField(
-						textStyle = MaterialTheme.typography.labelLarge,
-						modifier =
-						Modifier
-							.fillMaxWidth()
-							.focusRequester(FocusRequester.Default),
-						value = interfaceState.publicKey,
-						enabled = false,
-						onValueChange = {
-							interfaceState = interfaceState.copy(publicKey = it)
-						},
-						trailingIcon = {
-							IconButton(
-								modifier = Modifier.focusRequester(FocusRequester.Default).size(iconSize),
-								onClick = {
-									clipboardManager.setText(
-										AnnotatedString(interfaceState.publicKey),
-									)
-								},
-							) {
-								Icon(
-									Icons.Rounded.ContentCopy,
-									stringResource(R.string.copy_public_key),
-									tint = MaterialTheme.colorScheme.onSurface,
-								)
-							}
-						},
-						label = {
-							Text(
-								stringResource(R.string.public_key),
-								color = MaterialTheme.colorScheme.onSurface,
-								style = MaterialTheme.typography.labelMedium,
-							)
-						},
-						singleLine = true,
-						placeholder = {
-							Text(
-								stringResource(R.string.base64_key),
-								style = MaterialTheme.typography.labelLarge,
-								color = MaterialTheme.colorScheme.outline,
-							)
-						},
-						keyboardOptions = keyboardOptions,
-						keyboardActions = keyboardActions,
-					)
-					ConfigurationTextBox(
-						value = interfaceState.addresses,
-						onValueChange = {
-							interfaceState = interfaceState.copy(addresses = it)
-						},
-						keyboardActions = keyboardActions,
-						label = stringResource(R.string.addresses),
-						hint = stringResource(R.string.comma_separated_list),
-						modifier =
-						Modifier
-							.fillMaxWidth()
-							.padding(end = 5.dp),
-					)
-					ConfigurationTextBox(
-						value = interfaceState.listenPort,
-						onValueChange = {
-							interfaceState = interfaceState.copy(listenPort = it)
-						},
-						keyboardActions = keyboardActions,
-						label = stringResource(R.string.listen_port),
-						hint = stringResource(R.string.random),
-						modifier = Modifier.fillMaxWidth(),
-					)
-					Row(
-						modifier = Modifier.fillMaxWidth(),
-						horizontalArrangement = Arrangement.spacedBy(5.dp),
-					) {
-						ConfigurationTextBox(
-							value = interfaceState.dnsServers,
-							onValueChange = {
-								interfaceState = interfaceState.copy(dnsServers = it)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.dns_servers),
-							hint = stringResource(R.string.comma_separated_list),
-							modifier =
-							Modifier
-								.fillMaxWidth(3 / 5f)
-								.padding(end = 5.dp),
-						)
-						ConfigurationTextBox(
-							value = interfaceState.mtu,
-							onValueChange = {
-								interfaceState = interfaceState.copy(mtu = it)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.mtu),
-							hint = stringResource(R.string.auto),
-							modifier = Modifier.width(IntrinsicSize.Min),
-						)
-					}
-					if (showScripts) {
-						ConfigurationTextBox(
-							value = interfaceState.preUp,
-							onValueChange = {
-								interfaceState = interfaceState.copy(preUp = it)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.pre_up),
-							hint = stringResource(R.string.comma_separated_list).lowercase(),
-							modifier = Modifier.fillMaxWidth(),
-						)
-						ConfigurationTextBox(
-							value = interfaceState.postUp,
-							onValueChange = {
-								interfaceState = interfaceState.copy(postUp = it)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.post_up),
-							hint = stringResource(R.string.comma_separated_list).lowercase(),
-							modifier = Modifier.fillMaxWidth(),
-						)
-						ConfigurationTextBox(
-							value = interfaceState.preDown,
-							onValueChange = {
-								interfaceState = interfaceState.copy(preDown = it)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.pre_down),
-							hint = stringResource(R.string.comma_separated_list).lowercase(),
-							modifier = Modifier.fillMaxWidth(),
-						)
-						ConfigurationTextBox(
-							value = interfaceState.postDown,
-							onValueChange = {
-								interfaceState = interfaceState.copy(postDown = it)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.post_down),
-							hint = stringResource(R.string.comma_separated_list).lowercase(),
-							modifier = Modifier.fillMaxWidth(),
-						)
-					}
-					if (showAmneziaValues) {
-						ConfigurationTextBox(
-							value = interfaceState.junkPacketCount,
-							onValueChange = {
-								interfaceState = interfaceState.copy(junkPacketCount = it)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.junk_packet_count),
-							hint = stringResource(R.string.junk_packet_count).lowercase(),
-							modifier =
-							Modifier
-								.fillMaxWidth(),
-						)
-						ConfigurationTextBox(
-							value = interfaceState.junkPacketMinSize,
-							onValueChange = {
-								interfaceState = interfaceState.copy(junkPacketMinSize = it)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.junk_packet_minimum_size),
-							hint =
-							stringResource(
-								R.string.junk_packet_minimum_size,
-							).lowercase(),
-							modifier =
-							Modifier
-								.fillMaxWidth(),
-						)
-						ConfigurationTextBox(
-							value = interfaceState.junkPacketMaxSize,
-							onValueChange = {
-								interfaceState = interfaceState.copy(junkPacketMaxSize = it)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.junk_packet_maximum_size),
-							hint =
-							stringResource(
-								R.string.junk_packet_maximum_size,
-							).lowercase(),
-							modifier =
-							Modifier
-								.fillMaxWidth(),
-						)
-						ConfigurationTextBox(
-							value = interfaceState.initPacketJunkSize,
-							onValueChange = {
-								interfaceState = interfaceState.copy(initPacketJunkSize = it)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.init_packet_junk_size),
-							hint = stringResource(R.string.init_packet_junk_size).lowercase(),
-							modifier =
-							Modifier
-								.fillMaxWidth(),
-						)
-						ConfigurationTextBox(
-							value = interfaceState.responsePacketJunkSize,
-							onValueChange = {
-								interfaceState = interfaceState.copy(responsePacketJunkSize = it)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.response_packet_junk_size),
-							hint =
-							stringResource(
-								R.string.response_packet_junk_size,
-							).lowercase(),
-							modifier =
-							Modifier
-								.fillMaxWidth(),
-						)
-						ConfigurationTextBox(
-							value = interfaceState.initPacketMagicHeader,
-							onValueChange = {
-								interfaceState = interfaceState.copy(initPacketMagicHeader = it)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.init_packet_magic_header),
-							hint =
-							stringResource(
-								R.string.init_packet_magic_header,
-							).lowercase(),
-							modifier =
-							Modifier
-								.fillMaxWidth(),
-						)
-						ConfigurationTextBox(
-							value = interfaceState.responsePacketMagicHeader,
-							onValueChange = {
-								interfaceState = interfaceState.copy(responsePacketMagicHeader = it)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.response_packet_magic_header),
-							hint =
-							stringResource(
-								R.string.response_packet_magic_header,
-							).lowercase(),
-							modifier =
-							Modifier
-								.fillMaxWidth(),
-						)
-						ConfigurationTextBox(
-							value = interfaceState.underloadPacketMagicHeader,
-							onValueChange = {
-								interfaceState = interfaceState.copy(underloadPacketMagicHeader = it)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.underload_packet_magic_header),
-							hint =
-							stringResource(
-								R.string.underload_packet_magic_header,
-							).lowercase(),
-							modifier =
-							Modifier
-								.fillMaxWidth(),
-						)
-						ConfigurationTextBox(
-							value = interfaceState.transportPacketMagicHeader,
-							onValueChange = {
-								interfaceState = interfaceState.copy(transportPacketMagicHeader = it)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.transport_packet_magic_header),
-							hint =
-							stringResource(
-								R.string.transport_packet_magic_header,
-							).lowercase(),
-							modifier =
-							Modifier
-								.fillMaxWidth(),
-						)
-					}
-				}
-			}
-			peersState.forEachIndexed { index, peer ->
-				var isPeerDropDownExpanded by remember {
-					mutableStateOf(false)
-				}
-				val isLanExcluded = peer.isLanExcluded()
-				Surface(
-					shape = RoundedCornerShape(12.dp),
-					color = MaterialTheme.colorScheme.surface,
-				) {
-					Column(
-						horizontalAlignment = Alignment.Start,
-						verticalArrangement = Arrangement.spacedBy(10.dp, Alignment.Top),
-						modifier = Modifier
-							.padding(16.dp.scaledWidth())
-							.focusGroup(),
-					) {
-						Row(
-							horizontalArrangement = Arrangement.SpaceBetween,
-							verticalAlignment = Alignment.CenterVertically,
-							modifier =
-							Modifier.fillMaxWidth(),
-						) {
-							GroupLabel(
-								stringResource(R.string.peer),
-							)
-							Row(
-								horizontalArrangement = Arrangement.spacedBy(10.dp, Alignment.End),
-								verticalAlignment = Alignment.CenterVertically,
-							) {
-								IconButton(
-									modifier = Modifier.size(iconSize),
-									onClick = {
-										// TODO make a dialog to confirm this
-										peersState.removeAt(index)
-									},
-								) {
-									val icon = Icons.Rounded.Delete
-									Icon(icon, icon.name)
-								}
-								Column {
-									IconButton(
-										modifier = Modifier.size(iconSize),
-										onClick = {
-											isPeerDropDownExpanded = true
-										},
-									) {
-										val icon = Icons.Rounded.MoreVert
-										Icon(icon, icon.name)
-									}
-									DropdownMenu(
-										containerColor = MaterialTheme.colorScheme.surface,
-										expanded = isPeerDropDownExpanded,
-										modifier = Modifier.shadow(12.dp).background(MaterialTheme.colorScheme.surface),
-										onDismissRequest = {
-											isPeerDropDownExpanded = false
-										},
-									) {
-										PeerActions.entries.forEach { action ->
-											DropdownMenuItem(
-												text = {
-													Text(
-														text = when (action) {
-															PeerActions.EXCLUDE_LAN -> if (isLanExcluded) {
-																stringResource(R.string.include_lan)
-															} else {
-																stringResource(R.string.exclude_lan)
-															}
-														},
-													)
-												},
-												onClick = {
-													isPeerDropDownExpanded = false
-													when (action) {
-														PeerActions.EXCLUDE_LAN -> if (isLanExcluded) {
-															peersState[index] = peer.includeLan()
-														} else {
-															peersState[index] = peer.excludeLan()
-														}
-													}
-												},
-											)
-										}
-									}
-								}
-							}
-						}
-
-						ConfigurationTextBox(
-							value = peer.publicKey,
-							onValueChange = { value ->
-								peersState[index] = peersState[index].copy(publicKey = value)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.public_key),
-							hint = stringResource(R.string.base64_key),
-							modifier = Modifier.fillMaxWidth(),
-						)
-						val presharedKeyEnabled = (tunnelConf == null) || isAuthenticated ||
-							with(configPair.second?.peers?.getOrNull(index)?.preSharedKey) { this?.isEmpty == true || this?.isPresent == false }
-						OutlinedTextField(
-							textStyle = MaterialTheme.typography.labelLarge,
-							modifier =
-							Modifier
-								.fillMaxWidth()
-								.clickable { showAuthPrompt = true },
-							value = peer.preSharedKey,
-							visualTransformation =
-							if (presharedKeyEnabled) {
-								VisualTransformation.None
-							} else {
-								PasswordVisualTransformation()
-							},
-							enabled = presharedKeyEnabled,
-							onValueChange = { value -> peersState[index] = peersState[index].copy(preSharedKey = value) },
-							label = {
-								Text(
-									stringResource(R.string.preshared_key),
-									color = MaterialTheme.colorScheme.onSurface,
-									style = MaterialTheme.typography.labelMedium,
-								)
-							},
-							singleLine = true,
-							placeholder = {
-								Text(
-									stringResource(R.string.optional),
-									style = MaterialTheme.typography.labelLarge,
-									color = MaterialTheme.colorScheme.outline,
-								)
-							},
-							keyboardOptions = keyboardOptions,
-							keyboardActions = keyboardActions,
-						)
-						OutlinedTextField(
-							textStyle = MaterialTheme.typography.labelLarge,
-							modifier = Modifier.fillMaxWidth(),
-							value = peer.persistentKeepalive,
-							enabled = true,
-							onValueChange = { value ->
-								peersState[index] = peersState[index].copy(persistentKeepalive = value)
-							},
-							trailingIcon = {
-								Text(
-									stringResource(R.string.seconds),
-									modifier = Modifier.padding(end = 10.dp),
-									style = MaterialTheme.typography.labelMedium,
-								)
-							},
-							label = {
-								Text(stringResource(R.string.persistent_keepalive), color = MaterialTheme.colorScheme.onSurface, style = MaterialTheme.typography.labelMedium)
-							},
-							singleLine = true,
-							placeholder = {
-								Text(stringResource(R.string.optional_no_recommend), style = MaterialTheme.typography.labelLarge, color = MaterialTheme.colorScheme.outline)
-							},
-							keyboardOptions = keyboardOptions,
-							keyboardActions = keyboardActions,
-						)
-						ConfigurationTextBox(
-							value = peer.endpoint,
-							onValueChange = { value ->
-								peersState[index] = peersState[index].copy(endpoint = value)
-							},
-							keyboardActions = keyboardActions,
-							label = stringResource(R.string.endpoint),
-							hint = stringResource(R.string.endpoint).lowercase(),
-							modifier = Modifier.fillMaxWidth(),
-						)
-						OutlinedTextField(
-							textStyle = MaterialTheme.typography.labelLarge,
-							modifier = Modifier.fillMaxWidth(),
-							value = peer.allowedIps,
-							enabled = true,
-							onValueChange = { value ->
-								peersState[index] = peersState[index].copy(allowedIps = value)
-							},
-							label = {
-								Text(
-									stringResource(R.string.allowed_ips),
-									color = MaterialTheme.colorScheme.onSurface,
-									style = MaterialTheme.typography.labelMedium,
-								)
-							},
-							singleLine = true,
-							placeholder = {
-								Text(stringResource(R.string.comma_separated_list), style = MaterialTheme.typography.labelLarge, color = MaterialTheme.colorScheme.outline)
-							},
-							keyboardOptions = keyboardOptions,
-							keyboardActions = keyboardActions,
-						)
-					}
-				}
-			}
-			Row(
-				horizontalArrangement = Arrangement.SpaceEvenly,
-				verticalAlignment = Alignment.CenterVertically,
-				modifier =
-				Modifier
-					.fillMaxSize()
-					.padding(bottom = 140.dp),
-			) {
-				Row(
-					verticalAlignment = Alignment.CenterVertically,
-					horizontalArrangement = Arrangement.Center,
-				) {
-					TextButton(onClick = {
-						peersState.add(PeerProxy())
-					}) {
-						Text(stringResource(R.string.add_peer))
-					}
-				}
-			}
-		}
-	}
-}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/SplitTunnelScreen.kt

@@ -1,269 +0,0 @@
-package com.zaneschepke.wireguardautotunnel.ui.screens.main
-
-import androidx.compose.foundation.Image
-import androidx.compose.foundation.background
-import androidx.compose.foundation.interaction.MutableInteractionSource
-import androidx.compose.foundation.layout.Arrangement
-import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.PaddingValues
-import androidx.compose.foundation.layout.Row
-import androidx.compose.foundation.layout.fillMaxWidth
-import androidx.compose.foundation.layout.height
-import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.layout.size
-import androidx.compose.foundation.lazy.LazyColumn
-import androidx.compose.foundation.lazy.items
-import androidx.compose.foundation.shape.RoundedCornerShape
-import androidx.compose.foundation.text.KeyboardActions
-import androidx.compose.foundation.text.KeyboardOptions
-import androidx.compose.material.icons.Icons
-import androidx.compose.material.icons.outlined.Check
-import androidx.compose.material.icons.outlined.Save
-import androidx.compose.material.icons.outlined.Search
-import androidx.compose.material3.Checkbox
-import androidx.compose.material3.Icon
-import androidx.compose.material3.IconButton
-import androidx.compose.material3.MaterialTheme
-import androidx.compose.material3.MultiChoiceSegmentedButtonRow
-import androidx.compose.material3.Scaffold
-import androidx.compose.material3.SegmentedButton
-import androidx.compose.material3.SegmentedButtonDefaults
-import androidx.compose.material3.Text
-import androidx.compose.runtime.Composable
-import androidx.compose.runtime.LaunchedEffect
-import androidx.compose.runtime.derivedStateOf
-import androidx.compose.runtime.getValue
-import androidx.compose.runtime.mutableStateListOf
-import androidx.compose.runtime.mutableStateOf
-import androidx.compose.runtime.remember
-import androidx.compose.runtime.setValue
-import androidx.compose.runtime.toMutableStateList
-import androidx.compose.ui.Alignment
-import androidx.compose.ui.Modifier
-import androidx.compose.ui.platform.LocalContext
-import androidx.compose.ui.res.stringResource
-import androidx.compose.ui.text.input.ImeAction
-import androidx.compose.ui.text.input.KeyboardCapitalization
-import androidx.compose.ui.unit.dp
-import androidx.lifecycle.compose.collectAsStateWithLifecycle
-import com.google.accompanist.drawablepainter.rememberDrawablePainter
-import com.zaneschepke.wireguardautotunnel.R
-import com.zaneschepke.wireguardautotunnel.domain.entity.TunnelConf
-import com.zaneschepke.wireguardautotunnel.viewmodel.AppViewModel
-import com.zaneschepke.wireguardautotunnel.ui.common.button.SelectionItemButton
-import com.zaneschepke.wireguardautotunnel.ui.common.navigation.LocalNavController
-import com.zaneschepke.wireguardautotunnel.ui.common.navigation.TopNavBar
-import com.zaneschepke.wireguardautotunnel.ui.common.textbox.CustomTextField
-import com.zaneschepke.wireguardautotunnel.ui.enums.SplitOptions
-import com.zaneschepke.wireguardautotunnel.ui.state.InterfaceProxy
-import com.zaneschepke.wireguardautotunnel.ui.theme.iconSize
-import com.zaneschepke.wireguardautotunnel.util.extensions.scaledHeight
-import com.zaneschepke.wireguardautotunnel.util.extensions.scaledWidth
-import java.text.Collator
-import java.util.Locale
-
-@Composable
-fun SplitTunnelScreen(tunnelConf: TunnelConf, viewModel: AppViewModel) {
-	val context = LocalContext.current
-	val navController = LocalNavController.current
-
-	val inputHeight = 45.dp
-
-	val collator = Collator.getInstance(Locale.getDefault())
-
-	val popBackStack by viewModel.popBackStack.collectAsStateWithLifecycle(false)
-
-	LaunchedEffect(popBackStack) {
-		if (popBackStack) navController.popBackStack()
-	}
-
-	val splitTunnelApps by viewModel.splitTunnelApps.collectAsStateWithLifecycle()
-
-	var proxyInterface by remember { mutableStateOf(InterfaceProxy()) }
-
-	var selectedSplitOption by remember { mutableStateOf(SplitOptions.ALL) }
-
-	val selectedPackages = remember { mutableStateListOf<String>() }
-
-	LaunchedEffect(Unit) {
-		proxyInterface = InterfaceProxy.from(tunnelConf.toAmConfig().`interface`)
-		val pair = when {
-			proxyInterface.excludedApplications.isNotEmpty() -> Pair(SplitOptions.EXCLUDE, proxyInterface.excludedApplications)
-			proxyInterface.includedApplications.isNotEmpty() -> Pair(SplitOptions.INCLUDE, proxyInterface.includedApplications)
-			else -> Pair(SplitOptions.ALL, mutableSetOf())
-		}
-		selectedSplitOption = pair.first
-		selectedPackages.addAll(pair.second)
-	}
-
-	var query: String by remember { mutableStateOf("") }
-
-	val sortedPackages by remember {
-		derivedStateOf {
-			splitTunnelApps.sortedWith(compareBy(collator) { it.name }).filter { it.name.lowercase().contains(query.lowercase()) }.toMutableStateList()
-		}
-	}
-
-	LaunchedEffect(Unit) {
-		// clean up any split tunnel packages for apps that were uninstalled
-		viewModel.cleanUpUninstalledApps(tunnelConf, splitTunnelApps.map { it.`package` })
-	}
-
-	Scaffold(
-		topBar = {
-			TopNavBar(stringResource(R.string.tunneling_apps), trailing = {
-				IconButton(onClick = {
-					proxyInterface.apply {
-						includedApplications.clear()
-						excludedApplications.clear()
-					}
-					when (selectedSplitOption) {
-						SplitOptions.INCLUDE -> proxyInterface.includedApplications.apply {
-							addAll(selectedPackages)
-						}
-						SplitOptions.EXCLUDE -> proxyInterface.excludedApplications.apply {
-							addAll(selectedPackages)
-						}
-						SplitOptions.ALL -> Unit
-					}
-					viewModel.updateExistingTunnelConfig(tunnelConf, `interface` = proxyInterface)
-				}) {
-					val icon = Icons.Outlined.Save
-					Icon(
-						imageVector = icon,
-						contentDescription = icon.name,
-					)
-				}
-			})
-		},
-	) { padding ->
-
-		Column(
-			verticalArrangement = Arrangement.spacedBy(24.dp.scaledHeight(), Alignment.CenterVertically),
-			horizontalAlignment = Alignment.CenterHorizontally,
-			modifier = Modifier
-				.fillMaxWidth()
-				.padding(padding)
-				.padding(top = 24.dp.scaledHeight()),
-		) {
-			MultiChoiceSegmentedButtonRow(
-				modifier = Modifier.background(color = MaterialTheme.colorScheme.background).fillMaxWidth()
-					.padding(horizontal = 24.dp.scaledWidth()).height(inputHeight),
-			) {
-				SplitOptions.entries.forEachIndexed { index, entry ->
-					val active = selectedSplitOption == entry
-					SegmentedButton(
-						shape = SegmentedButtonDefaults.itemShape(index = index, count = SplitOptions.entries.size, baseShape = RoundedCornerShape(8.dp)),
-						icon = {
-							SegmentedButtonDefaults.Icon(active = active, activeContent = {
-								val icon = Icons.Outlined.Check
-								Icon(imageVector = icon, icon.name, tint = MaterialTheme.colorScheme.primary, modifier = Modifier.size(SegmentedButtonDefaults.IconSize))
-							}) {
-								Icon(
-									imageVector = entry.icon(),
-									contentDescription = entry.icon().name,
-									modifier = Modifier.size(SegmentedButtonDefaults.IconSize),
-								)
-							}
-						},
-						colors = SegmentedButtonDefaults.colors().copy(
-							activeContainerColor = MaterialTheme.colorScheme.surface,
-							inactiveContainerColor = MaterialTheme.colorScheme.background,
-						),
-						onCheckedChange = {
-							selectedSplitOption = entry
-						},
-						checked = active,
-					) {
-						Text(
-							entry.text().asString(context)
-								.replaceFirstChar { if (it.isLowerCase()) it.titlecase(Locale.getDefault()) else it.toString() },
-							color = MaterialTheme.colorScheme.onBackground,
-							style = MaterialTheme.typography.labelMedium,
-						)
-					}
-				}
-			}
-			if (selectedSplitOption != SplitOptions.ALL) {
-				Column(
-					verticalArrangement = Arrangement.Center,
-					horizontalAlignment = Alignment.CenterHorizontally,
-					modifier = Modifier
-						.fillMaxWidth(),
-				) {
-					CustomTextField(
-						textStyle = MaterialTheme.typography.labelMedium.copy(
-							color = MaterialTheme.colorScheme.onBackground,
-						),
-						value = query,
-						onValueChange = { input ->
-							query = input
-						},
-						interactionSource = remember { MutableInteractionSource() },
-						label = {},
-						leading = {
-							val icon = Icons.Outlined.Search
-							Icon(icon, icon.name)
-						},
-						containerColor = MaterialTheme.colorScheme.background,
-						modifier =
-						Modifier
-							.fillMaxWidth().height(inputHeight).padding(horizontal = 24.dp.scaledWidth()),
-						singleLine = true,
-						keyboardOptions =
-						KeyboardOptions(
-							capitalization = KeyboardCapitalization.None,
-							imeAction = ImeAction.Done,
-						),
-						keyboardActions = KeyboardActions(),
-					)
-					LazyColumn(
-						horizontalAlignment = Alignment.CenterHorizontally,
-						verticalArrangement = Arrangement.Top,
-						contentPadding = PaddingValues(top = 10.dp),
-					) {
-						items(sortedPackages, key = { it.`package` }) { app ->
-							val checked = selectedPackages.contains(app.`package`)
-							val onClick = {
-								if (checked) selectedPackages.remove(app.`package`) else selectedPackages.add(app.`package`)
-							}
-							SelectionItemButton(
-								{
-									Image(
-										rememberDrawablePainter(app.icon),
-										app.name,
-										modifier =
-										Modifier
-											.padding(horizontal = 24.dp.scaledWidth())
-											.size(
-												iconSize,
-											),
-									)
-								},
-								buttonText = app.name,
-								onClick = {
-									onClick()
-								},
-								trailing = {
-									Row(
-										modifier = Modifier
-											.fillMaxWidth(),
-										horizontalArrangement = Arrangement.End,
-										verticalAlignment = Alignment.CenterVertically,
-									) {
-										Checkbox(
-											checked = checked,
-											onCheckedChange = {
-												onClick()
-											},
-										)
-									}
-								},
-							)
-						}
-					}
-				}
-			}
-		}
-	}
-}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/config/ConfigScreen.kt

@@ -0,0 +1,108 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.config
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.imePadding
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Save
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.Scaffold
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+
+import androidx.compose.runtime.getValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalSoftwareKeyboardController
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import androidx.hilt.navigation.compose.hiltViewModel
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.domain.entity.TunnelConf
+import com.zaneschepke.wireguardautotunnel.ui.common.navigation.TopNavBar
+import com.zaneschepke.wireguardautotunnel.ui.common.prompt.AuthorizationPrompt
+import com.zaneschepke.wireguardautotunnel.ui.common.snackbar.SnackbarController
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.config.components.AddPeerButton
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.config.components.InterfaceSection
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.config.components.PeersSection
+import com.zaneschepke.wireguardautotunnel.util.extensions.scaledHeight
+import com.zaneschepke.wireguardautotunnel.util.extensions.scaledWidth
+
+@Composable
+fun ConfigScreen(tunnelConf: TunnelConf?, viewModel: ConfigViewModel = hiltViewModel()) {
+	val context = LocalContext.current
+	val snackbar = SnackbarController.current
+	val keyboardController = LocalSoftwareKeyboardController.current
+
+	val uiState by viewModel.uiState.collectAsStateWithLifecycle()
+
+	LaunchedEffect(tunnelConf) {
+		viewModel.initFromTunnel(tunnelConf)
+	}
+
+	LaunchedEffect(uiState.message) {
+		uiState.message?.let { message ->
+			snackbar.showMessage(message.asString(context))
+			viewModel.setMessage(null)
+		}
+	}
+
+	if (uiState.showAuthPrompt) {
+		AuthorizationPrompt(
+			onSuccess = {
+				viewModel.toggleShowAuthPrompt()
+				viewModel.onAuthenticated()
+			},
+			onError = {
+				viewModel.toggleShowAuthPrompt()
+				snackbar.showMessage(
+					context.getString(R.string.error_authentication_failed),
+				)
+			},
+			onFailure = {
+				viewModel.toggleShowAuthPrompt()
+				snackbar.showMessage(
+					context.getString(R.string.error_authorization_failed),
+				)
+			},
+		)
+	}
+
+	Scaffold(
+		topBar = {
+			TopNavBar(
+				title = stringResource(R.string.edit_tunnel),
+				trailing = {
+					IconButton(onClick = {
+						keyboardController?.hide()
+						viewModel.save(tunnelConf)
+					}) {
+						Icon(Icons.Outlined.Save, contentDescription = stringResource(R.string.save))
+					}
+				},
+			)
+		},
+	) { padding ->
+		Column(
+			verticalArrangement = Arrangement.spacedBy(24.dp.scaledHeight(), Alignment.Top),
+			modifier = Modifier
+				.fillMaxSize()
+				.padding(padding)
+				.imePadding()
+				.verticalScroll(rememberScrollState())
+				.padding(top = 24.dp.scaledHeight())
+				.padding(horizontal = 24.dp.scaledWidth()),
+		) {
+			InterfaceSection(uiState, viewModel)
+			PeersSection(uiState, viewModel)
+			AddPeerButton(viewModel)
+		}
+	}
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/config/ConfigViewModel.kt

@@ -0,0 +1,172 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.config
+
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.di.IoDispatcher
+import com.zaneschepke.wireguardautotunnel.domain.entity.TunnelConf
+import com.zaneschepke.wireguardautotunnel.domain.repository.TunnelRepository
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.config.state.ConfigUiState
+import com.zaneschepke.wireguardautotunnel.ui.state.ConfigProxy
+import com.zaneschepke.wireguardautotunnel.ui.state.InterfaceProxy
+import com.zaneschepke.wireguardautotunnel.ui.state.PeerProxy
+import com.zaneschepke.wireguardautotunnel.util.StringValue
+import dagger.hilt.android.lifecycle.HiltViewModel
+import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.flow.update
+import kotlinx.coroutines.launch
+import javax.inject.Inject
+
+@HiltViewModel
+class ConfigViewModel @Inject constructor(
+	private val tunnelRepository: TunnelRepository,
+	@IoDispatcher private val ioDispatcher: CoroutineDispatcher,
+) : ViewModel() {
+
+	private val _uiState = MutableStateFlow(ConfigUiState())
+	val uiState: StateFlow<ConfigUiState> = _uiState.asStateFlow()
+
+	fun initFromTunnel(tunnelConf: TunnelConf?) {
+		if (tunnelConf == null) return
+		_uiState.update {
+			val proxy = ConfigProxy.from(tunnelConf.toAmConfig())
+			it.copy(
+				tunnelName = tunnelConf.name,
+				configProxy = proxy,
+				showScripts = proxy.hasScripts(),
+				showAmneziaValues = proxy.`interface`.junkPacketCount.isNotBlank(),
+				isAuthenticated = false,
+			)
+		}
+	}
+
+	fun updateTunnelName(name: String) {
+		_uiState.update {
+			it.copy(tunnelName = name)
+		}
+	}
+
+	fun updateInterface(newInterface: InterfaceProxy) {
+		_uiState.update {
+			it.copy(
+				configProxy = it.configProxy.copy(
+					`interface` = newInterface,
+				),
+			)
+		}
+	}
+
+	fun toggleAmneziaValues() {
+		_uiState.update {
+			it.copy(showAmneziaValues = !it.showAmneziaValues)
+		}
+	}
+
+	fun toggleScripts() {
+		_uiState.update {
+			it.copy(showScripts = !it.showScripts)
+		}
+	}
+
+	fun toggleAmneziaCompatibility() {
+		val (show, `interface`) = with(_uiState.value.configProxy) {
+			if (`interface`.isAmneziaCompatibilityModeSet()) {
+				Pair(false, `interface`.resetAmneziaProperties())
+			} else {
+				Pair(true, `interface`.toAmneziaCompatibilityConfig())
+			}
+		}
+		_uiState.update {
+			it.copy(
+				showScripts = show,
+				configProxy = it.configProxy.copy(
+					`interface` = `interface`,
+				),
+			)
+		}
+	}
+
+	fun addPeer() {
+		_uiState.update { currentState ->
+			currentState.copy(
+				configProxy = currentState.configProxy.copy(
+					peers = currentState.configProxy.peers + PeerProxy(),
+				),
+			)
+		}
+	}
+
+	fun removePeer(index: Int) {
+		_uiState.update { currentState ->
+			currentState.copy(
+				configProxy = currentState.configProxy.copy(
+					peers = currentState.configProxy.peers.toMutableList().apply { removeAt(index) },
+				),
+			)
+		}
+	}
+
+	fun updatePeer(index: Int, peer: PeerProxy) {
+		_uiState.update { currentState ->
+			currentState.copy(
+				configProxy = currentState.configProxy.copy(
+					peers = currentState.configProxy.peers.toMutableList().apply { set(index, peer) },
+				),
+			)
+		}
+	}
+
+	fun toggleLanExclusion(index: Int) {
+		val peer = _uiState.value.configProxy.peers[index]
+		val updated = if (peer.isLanExcluded()) peer.includeLan() else peer.excludeLan()
+		updatePeer(index, updated)
+	}
+
+	fun setMessage(message: StringValue?) {
+		_uiState.update {
+			it.copy(message = message)
+		}
+	}
+
+	// TODO improve error messaging
+	fun save(tunnelConf: TunnelConf?) = viewModelScope.launch(ioDispatcher) {
+		val message = try {
+			val saveConfig = buildTunnelConfFromState(tunnelConf)
+			tunnelRepository.save(saveConfig)
+			StringValue.StringResource(R.string.config_changes_saved)
+		} catch (e: Exception) {
+			e.message?.let { message ->
+				(StringValue.DynamicString(message))
+			} ?: StringValue.StringResource(R.string.unknown_error)
+		}
+		setMessage(message)
+	}
+
+	private fun buildTunnelConfFromState(tunnelConf: TunnelConf?): TunnelConf {
+		val (wg, am) = _uiState.value.configProxy.buildConfigs()
+		val name = _uiState.value.tunnelName
+		return tunnelConf?.copyWithCallback(
+			tunName = name,
+			amQuick = am.toAwgQuickString(true),
+			wgQuick = wg.toWgQuickString(true),
+		) ?: TunnelConf(
+			tunName = name, amQuick = am.toAwgQuickString(true),
+			wgQuick = wg.toWgQuickString(true),
+		)
+	}
+
+	fun onAuthenticated() {
+		_uiState.update {
+			it.copy(isAuthenticated = true)
+		}
+	}
+
+	fun toggleShowAuthPrompt() {
+		_uiState.update {
+			it.copy(showAuthPrompt = !it.showAuthPrompt)
+		}
+	}
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/config/components/AddPeerButton.kt

@@ -0,0 +1,28 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.config.components
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextButton
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.config.ConfigViewModel
+
+@Composable
+fun AddPeerButton(viewModel: ConfigViewModel) {
+	Row(
+		horizontalArrangement = Arrangement.Center,
+		verticalAlignment = Alignment.CenterVertically,
+		modifier = Modifier.fillMaxWidth().padding(bottom = 140.dp),
+	) {
+		TextButton(onClick = { viewModel.addPeer() }) {
+			Text(stringResource(R.string.add_peer))
+		}
+	}
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/config/components/InterfaceDropdown.kt

@@ -0,0 +1,72 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.config.components
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.size
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.rounded.MoreVert
+import androidx.compose.material3.DropdownMenu
+import androidx.compose.material3.DropdownMenuItem
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.shadow
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.ui.theme.iconSize
+
+@Composable
+fun InterfaceDropdown(
+	expanded: Boolean,
+	onExpandedChange: (Boolean) -> Unit,
+	showScripts: Boolean,
+	showAmneziaValues: Boolean,
+	isAmneziaCompatibilitySet: Boolean,
+	onToggleScripts: () -> Unit,
+	onToggleAmneziaValues: () -> Unit,
+	onToggleAmneziaCompatibility: () -> Unit,
+) {
+	Column {
+		IconButton(
+			modifier = Modifier.size(iconSize),
+			onClick = { onExpandedChange(true) },
+		) {
+			Icon(Icons.Rounded.MoreVert, contentDescription = "More")
+		}
+		DropdownMenu(
+			expanded = expanded,
+			onDismissRequest = { onExpandedChange(false) },
+			modifier = Modifier.shadow(12.dp).background(MaterialTheme.colorScheme.surface),
+		) {
+			DropdownMenuItem(
+				text = { Text(if (showScripts) stringResource(R.string.hide_scripts) else stringResource(R.string.show_scripts)) },
+				onClick = {
+					onToggleScripts()
+					onExpandedChange(false)
+				},
+			)
+			DropdownMenuItem(
+				text = { Text(if (showAmneziaValues) stringResource(R.string.hide_amnezia_properties) else stringResource(R.string.show_amnezia_properties)) },
+				onClick = {
+					onToggleAmneziaValues()
+					onExpandedChange(false)
+				},
+			)
+			DropdownMenuItem(
+				text = {
+					Text(
+						if (isAmneziaCompatibilitySet) stringResource(R.string.remove_amnezia_compatibility) else stringResource(R.string.enable_amnezia_compatibility),
+					)
+				},
+				onClick = {
+					onToggleAmneziaCompatibility()
+					onExpandedChange(false)
+				},
+			)
+		}
+	}
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/config/components/InterfaceFields.kt

@@ -0,0 +1,220 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.config.components
+
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.text.KeyboardActions
+import androidx.compose.foundation.text.KeyboardOptions
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.rounded.ContentCopy
+import androidx.compose.material.icons.rounded.Refresh
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.OutlinedTextField
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalClipboardManager
+import androidx.compose.ui.platform.LocalSoftwareKeyboardController
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.AnnotatedString
+import androidx.compose.ui.text.input.ImeAction
+import androidx.compose.ui.text.input.PasswordVisualTransformation
+import androidx.compose.ui.text.input.VisualTransformation
+import androidx.compose.ui.unit.dp
+import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.ui.common.config.ConfigurationTextBox
+import com.zaneschepke.wireguardautotunnel.ui.state.InterfaceProxy
+
+@Composable
+fun InterfaceFields(
+	interfaceState: InterfaceProxy,
+	showAuthPrompt: () -> Unit,
+	isAuthenticated: Boolean,
+	showScripts: Boolean,
+	showAmneziaValues: Boolean,
+	onInterfaceChange: (InterfaceProxy) -> Unit,
+) {
+	val keyboardController = LocalSoftwareKeyboardController.current
+	val clipboardManager = LocalClipboardManager.current
+	val keyboardActions = KeyboardActions(onDone = { keyboardController?.hide() })
+	val keyboardOptions = KeyboardOptions(imeAction = ImeAction.Done)
+
+	OutlinedTextField(
+		value = interfaceState.privateKey,
+		onValueChange = { onInterfaceChange(interfaceState.copy(privateKey = it)) },
+		label = { Text(stringResource(R.string.private_key)) },
+		modifier = Modifier.fillMaxWidth().clickable {
+			if (!isAuthenticated) showAuthPrompt()
+		},
+		visualTransformation = if (isAuthenticated) VisualTransformation.None else PasswordVisualTransformation(),
+		trailingIcon = {
+			IconButton(enabled = isAuthenticated, onClick = {
+				val keypair = com.wireguard.crypto.KeyPair()
+				onInterfaceChange(
+					interfaceState.copy(
+						privateKey = keypair.privateKey.toBase64(),
+						publicKey = keypair.publicKey.toBase64(),
+					),
+				)
+			}) {
+				Icon(
+					Icons.Rounded.Refresh,
+					stringResource(R.string.rotate_keys),
+					tint = if (isAuthenticated) MaterialTheme.colorScheme.onSurface else MaterialTheme.colorScheme.outline,
+				)
+			}
+		},
+		enabled = isAuthenticated,
+		singleLine = true,
+		keyboardOptions = keyboardOptions,
+		keyboardActions = keyboardActions,
+	)
+	OutlinedTextField(
+		value = interfaceState.publicKey,
+		onValueChange = { onInterfaceChange(interfaceState.copy(publicKey = it)) },
+		label = { Text(stringResource(R.string.public_key)) },
+		enabled = false,
+		modifier = Modifier.fillMaxWidth(),
+		singleLine = true,
+		trailingIcon = {
+			IconButton(onClick = {
+				clipboardManager.setText(AnnotatedString(interfaceState.publicKey))
+			}) {
+				Icon(Icons.Rounded.ContentCopy, stringResource(R.string.copy_public_key))
+			}
+		},
+		keyboardOptions = keyboardOptions,
+		keyboardActions = keyboardActions,
+	)
+	ConfigurationTextBox(
+		value = interfaceState.addresses,
+		onValueChange = { onInterfaceChange(interfaceState.copy(addresses = it)) },
+		label = stringResource(R.string.addresses),
+		hint = stringResource(R.string.comma_separated_list),
+		modifier = Modifier.fillMaxWidth(),
+	)
+	ConfigurationTextBox(
+		value = interfaceState.listenPort,
+		onValueChange = { onInterfaceChange(interfaceState.copy(listenPort = it)) },
+		label = stringResource(R.string.listen_port),
+		hint = stringResource(R.string.random),
+		modifier = Modifier.fillMaxWidth(),
+	)
+	Row(
+		modifier = Modifier.fillMaxWidth(),
+		horizontalArrangement = Arrangement.spacedBy(5.dp),
+	) {
+		ConfigurationTextBox(
+			value = interfaceState.dnsServers,
+			onValueChange = { onInterfaceChange(interfaceState.copy(dnsServers = it)) },
+			label = stringResource(R.string.dns_servers),
+			hint = stringResource(R.string.comma_separated_list),
+			modifier = Modifier.weight(3f),
+		)
+		ConfigurationTextBox(
+			value = interfaceState.mtu,
+			onValueChange = { onInterfaceChange(interfaceState.copy(mtu = it)) },
+			label = stringResource(R.string.mtu),
+			hint = stringResource(R.string.auto),
+			modifier = Modifier.weight(2f),
+		)
+	}
+	if (showScripts) {
+		ConfigurationTextBox(
+			value = interfaceState.preUp,
+			onValueChange = { onInterfaceChange(interfaceState.copy(preUp = it)) },
+			label = stringResource(R.string.pre_up),
+			hint = stringResource(R.string.comma_separated_list).lowercase(),
+			modifier = Modifier.fillMaxWidth(),
+		)
+		ConfigurationTextBox(
+			value = interfaceState.postUp,
+			onValueChange = { onInterfaceChange(interfaceState.copy(postUp = it)) },
+			label = stringResource(R.string.post_up),
+			hint = stringResource(R.string.comma_separated_list).lowercase(),
+			modifier = Modifier.fillMaxWidth(),
+		)
+		ConfigurationTextBox(
+			value = interfaceState.preDown,
+			onValueChange = { onInterfaceChange(interfaceState.copy(preDown = it)) },
+			label = stringResource(R.string.pre_down),
+			hint = stringResource(R.string.comma_separated_list).lowercase(),
+			modifier = Modifier.fillMaxWidth(),
+		)
+		ConfigurationTextBox(
+			value = interfaceState.postDown,
+			onValueChange = { onInterfaceChange(interfaceState.copy(postDown = it)) },
+			label = stringResource(R.string.post_down),
+			hint = stringResource(R.string.comma_separated_list).lowercase(),
+			modifier = Modifier.fillMaxWidth(),
+		)
+	}
+	if (showAmneziaValues) {
+		ConfigurationTextBox(
+			value = interfaceState.junkPacketCount,
+			onValueChange = { onInterfaceChange(interfaceState.copy(junkPacketCount = it)) },
+			label = stringResource(R.string.junk_packet_count),
+			hint = stringResource(R.string.junk_packet_count).lowercase(),
+			modifier = Modifier.fillMaxWidth(),
+		)
+		ConfigurationTextBox(
+			value = interfaceState.junkPacketMinSize,
+			onValueChange = { onInterfaceChange(interfaceState.copy(junkPacketMinSize = it)) },
+			label = stringResource(R.string.junk_packet_minimum_size),
+			hint = stringResource(R.string.junk_packet_minimum_size).lowercase(),
+			modifier = Modifier.fillMaxWidth(),
+		)
+		ConfigurationTextBox(
+			value = interfaceState.junkPacketMaxSize,
+			onValueChange = { onInterfaceChange(interfaceState.copy(junkPacketMaxSize = it)) },
+			label = stringResource(R.string.junk_packet_maximum_size),
+			hint = stringResource(R.string.junk_packet_maximum_size).lowercase(),
+			modifier = Modifier.fillMaxWidth(),
+		)
+		ConfigurationTextBox(
+			value = interfaceState.initPacketJunkSize,
+			onValueChange = { onInterfaceChange(interfaceState.copy(initPacketJunkSize = it)) },
+			label = stringResource(R.string.init_packet_junk_size),
+			hint = stringResource(R.string.init_packet_junk_size).lowercase(),
+			modifier = Modifier.fillMaxWidth(),
+		)
+		ConfigurationTextBox(
+			value = interfaceState.responsePacketJunkSize,
+			onValueChange = { onInterfaceChange(interfaceState.copy(responsePacketJunkSize = it)) },
+			label = stringResource(R.string.response_packet_junk_size),
+			hint = stringResource(R.string.response_packet_junk_size).lowercase(),
+			modifier = Modifier.fillMaxWidth(),
+		)
+		ConfigurationTextBox(
+			value = interfaceState.initPacketMagicHeader,
+			onValueChange = { onInterfaceChange(interfaceState.copy(initPacketMagicHeader = it)) },
+			label = stringResource(R.string.init_packet_magic_header),
+			hint = stringResource(R.string.init_packet_magic_header).lowercase(),
+			modifier = Modifier.fillMaxWidth(),
+		)
+		ConfigurationTextBox(
+			value = interfaceState.responsePacketMagicHeader,
+			onValueChange = { onInterfaceChange(interfaceState.copy(responsePacketMagicHeader = it)) },
+			label = stringResource(R.string.response_packet_magic_header),
+			hint = stringResource(R.string.response_packet_magic_header).lowercase(),
+			modifier = Modifier.fillMaxWidth(),
+		)
+		ConfigurationTextBox(
+			value = interfaceState.underloadPacketMagicHeader,
+			onValueChange = { onInterfaceChange(interfaceState.copy(underloadPacketMagicHeader = it)) },
+			label = stringResource(R.string.underload_packet_magic_header),
+			hint = stringResource(R.string.underload_packet_magic_header).lowercase(),
+			modifier = Modifier.fillMaxWidth(),
+		)
+		ConfigurationTextBox(
+			value = interfaceState.transportPacketMagicHeader,
+			onValueChange = { onInterfaceChange(interfaceState.copy(transportPacketMagicHeader = it)) },
+			label = stringResource(R.string.transport_packet_magic_header),
+			hint = stringResource(R.string.transport_packet_magic_header).lowercase(),
+			modifier = Modifier.fillMaxWidth(),
+		)
+	}
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/config/components/InterfaceSection.kt

@@ -0,0 +1,74 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.config.components
+
+import androidx.compose.foundation.focusGroup
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.ui.common.config.ConfigurationTextBox
+import com.zaneschepke.wireguardautotunnel.ui.common.label.GroupLabel
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.config.ConfigViewModel
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.config.state.ConfigUiState
+import com.zaneschepke.wireguardautotunnel.util.extensions.scaledWidth
+
+@Composable
+fun InterfaceSection(uiState: ConfigUiState, viewModel: ConfigViewModel) {
+	var isDropDownExpanded by remember { mutableStateOf(false) }
+
+	Surface(
+		shape = RoundedCornerShape(12.dp),
+		color = MaterialTheme.colorScheme.surface,
+	) {
+		Column(
+			verticalArrangement = Arrangement.spacedBy(5.dp),
+			modifier = Modifier.padding(16.dp.scaledWidth()).focusGroup(),
+		) {
+			Row(
+				horizontalArrangement = Arrangement.SpaceBetween,
+				verticalAlignment = Alignment.CenterVertically,
+				modifier = Modifier.fillMaxWidth(),
+			) {
+				GroupLabel(stringResource(R.string.interface_))
+				InterfaceDropdown(
+					expanded = isDropDownExpanded,
+					onExpandedChange = { isDropDownExpanded = it },
+					showScripts = uiState.showScripts,
+					showAmneziaValues = uiState.showAmneziaValues,
+					isAmneziaCompatibilitySet = uiState.configProxy.`interface`.isAmneziaCompatibilityModeSet(),
+					onToggleScripts = viewModel::toggleScripts,
+					onToggleAmneziaValues = viewModel::toggleAmneziaValues,
+					onToggleAmneziaCompatibility = viewModel::toggleAmneziaCompatibility,
+				)
+			}
+			ConfigurationTextBox(
+				value = uiState.tunnelName,
+				onValueChange = viewModel::updateTunnelName,
+				label = stringResource(R.string.name),
+				hint = stringResource(R.string.tunnel_name).lowercase(),
+				modifier = Modifier.fillMaxWidth(),
+			)
+			InterfaceFields(
+				interfaceState = uiState.configProxy.`interface`,
+				showAuthPrompt = { viewModel.toggleShowAuthPrompt() },
+				showScripts = uiState.showScripts,
+				showAmneziaValues = uiState.showAmneziaValues,
+				onInterfaceChange = viewModel::updateInterface,
+				isAuthenticated = uiState.isAuthenticated,
+			)
+		}
+	}
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/config/components/PeerFields.kt

@@ -0,0 +1,73 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.config.components
+
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.text.KeyboardActions
+import androidx.compose.foundation.text.KeyboardOptions
+import androidx.compose.material3.OutlinedTextField
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalSoftwareKeyboardController
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.input.ImeAction
+import androidx.compose.ui.text.input.PasswordVisualTransformation
+import androidx.compose.ui.text.input.VisualTransformation
+import androidx.compose.ui.unit.dp
+import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.ui.common.config.ConfigurationTextBox
+import com.zaneschepke.wireguardautotunnel.ui.state.PeerProxy
+
+@Composable
+fun PeerFields(peer: PeerProxy, onPeerChange: (PeerProxy) -> Unit, showAuthPrompt: () -> Unit, isAuthenticated: Boolean) {
+	val keyboardController = LocalSoftwareKeyboardController.current
+	val keyboardActions = KeyboardActions(onDone = { keyboardController?.hide() })
+	val keyboardOptions = KeyboardOptions(imeAction = ImeAction.Done)
+
+	ConfigurationTextBox(
+		value = peer.publicKey,
+		onValueChange = { onPeerChange(peer.copy(publicKey = it)) },
+		label = stringResource(R.string.public_key),
+		hint = stringResource(R.string.base64_key),
+		modifier = Modifier.fillMaxWidth(),
+	)
+	OutlinedTextField(
+		visualTransformation = if (isAuthenticated) VisualTransformation.None else PasswordVisualTransformation(),
+		value = peer.preSharedKey,
+		enabled = isAuthenticated,
+		onValueChange = { onPeerChange(peer.copy(preSharedKey = it)) },
+		label = { Text(stringResource(R.string.preshared_key)) },
+		placeholder = { Text(stringResource(R.string.optional)) },
+		modifier = Modifier.fillMaxWidth().clickable { if (!isAuthenticated) showAuthPrompt() },
+		keyboardOptions = keyboardOptions,
+		keyboardActions = keyboardActions,
+		singleLine = true,
+	)
+	OutlinedTextField(
+		value = peer.persistentKeepalive,
+		onValueChange = { onPeerChange(peer.copy(persistentKeepalive = it)) },
+		label = { Text(stringResource(R.string.persistent_keepalive)) },
+		placeholder = { Text(stringResource(R.string.optional_no_recommend)) },
+		trailingIcon = { Text(stringResource(R.string.seconds), modifier = Modifier.padding(end = 10.dp)) },
+		modifier = Modifier.fillMaxWidth(),
+		keyboardOptions = keyboardOptions,
+		keyboardActions = keyboardActions,
+	)
+	ConfigurationTextBox(
+		value = peer.endpoint,
+		onValueChange = { onPeerChange(peer.copy(endpoint = it)) },
+		label = stringResource(R.string.endpoint),
+		hint = stringResource(R.string.endpoint).lowercase(),
+		modifier = Modifier.fillMaxWidth(),
+	)
+	OutlinedTextField(
+		value = peer.allowedIps,
+		onValueChange = { onPeerChange(peer.copy(allowedIps = it)) },
+		label = { Text(stringResource(R.string.allowed_ips)) },
+		placeholder = { Text(stringResource(R.string.comma_separated_list)) },
+		modifier = Modifier.fillMaxWidth(),
+		keyboardOptions = keyboardOptions,
+		keyboardActions = keyboardActions,
+	)
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/config/components/PeersSection.kt

@@ -0,0 +1,102 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.config.components
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.focusGroup
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.rounded.Delete
+import androidx.compose.material.icons.rounded.MoreVert
+import androidx.compose.material3.DropdownMenu
+import androidx.compose.material3.DropdownMenuItem
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.shadow
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.ui.common.label.GroupLabel
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.config.ConfigViewModel
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.config.state.ConfigUiState
+import com.zaneschepke.wireguardautotunnel.ui.theme.iconSize
+import com.zaneschepke.wireguardautotunnel.util.extensions.scaledWidth
+
+@Composable
+fun PeersSection(uiState: ConfigUiState, viewModel: ConfigViewModel) {
+	uiState.configProxy.peers.forEachIndexed { index, peer ->
+		var isDropDownExpanded by remember { mutableStateOf(false) }
+
+		Surface(
+			shape = RoundedCornerShape(12.dp),
+			color = MaterialTheme.colorScheme.surface,
+		) {
+			Column(
+				verticalArrangement = Arrangement.spacedBy(10.dp),
+				modifier = Modifier.padding(16.dp.scaledWidth()).focusGroup(),
+			) {
+				Row(
+					horizontalArrangement = Arrangement.SpaceBetween,
+					verticalAlignment = Alignment.CenterVertically,
+					modifier = Modifier.fillMaxWidth(),
+				) {
+					GroupLabel(stringResource(R.string.peer))
+					Row(
+						horizontalArrangement = Arrangement.spacedBy(10.dp),
+						verticalAlignment = Alignment.CenterVertically,
+					) {
+						IconButton(
+							modifier = Modifier.size(iconSize),
+							onClick = { viewModel.removePeer(index) },
+						) {
+							Icon(Icons.Rounded.Delete, contentDescription = "Delete")
+						}
+						Column {
+							IconButton(
+								modifier = Modifier.size(iconSize),
+								onClick = { isDropDownExpanded = true },
+							) {
+								Icon(Icons.Rounded.MoreVert, contentDescription = "More")
+							}
+							DropdownMenu(
+								expanded = isDropDownExpanded,
+								onDismissRequest = { isDropDownExpanded = false },
+								modifier = Modifier.shadow(12.dp).background(MaterialTheme.colorScheme.surface),
+							) {
+								DropdownMenuItem(
+									text = {
+										Text(if (peer.isLanExcluded()) stringResource(R.string.include_lan) else stringResource(R.string.exclude_lan))
+									},
+									onClick = {
+										viewModel.toggleLanExclusion(index)
+										isDropDownExpanded = false
+									},
+								)
+							}
+						}
+					}
+				}
+				PeerFields(
+					peer = peer,
+					onPeerChange = { viewModel.updatePeer(index, it) },
+					showAuthPrompt = { viewModel.toggleShowAuthPrompt() },
+					isAuthenticated = uiState.isAuthenticated,
+				)
+			}
+		}
+	}
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/config/state/ConfigUiState.kt

@@ -0,0 +1,16 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.config.state
+
+import com.zaneschepke.wireguardautotunnel.ui.state.ConfigProxy
+import com.zaneschepke.wireguardautotunnel.ui.state.InterfaceProxy
+import com.zaneschepke.wireguardautotunnel.ui.state.PeerProxy
+import com.zaneschepke.wireguardautotunnel.util.StringValue
+
+data class ConfigUiState(
+	val tunnelName: String = "",
+	val configProxy: ConfigProxy = ConfigProxy(`interface` = InterfaceProxy(), peers = listOf(PeerProxy())),
+	val showAmneziaValues: Boolean = false,
+	val showScripts: Boolean = false,
+	val isAuthenticated: Boolean = true,
+	val showAuthPrompt: Boolean = false,
+	val message: StringValue? = null,
+)

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/splittunnel/SplitTunnelScreen.kt

@@ -0,0 +1,60 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel
+
+import androidx.compose.animation.Crossfade
+import androidx.compose.animation.core.tween
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Save
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.Scaffold
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import androidx.hilt.navigation.compose.hiltViewModel
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.ui.common.navigation.TopNavBar
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.components.SplitTunnelContent
+
+@Composable
+fun SplitTunnelScreen(viewModel: SplitTunnelViewModel = hiltViewModel()) {
+	val uiState by viewModel.uiState.collectAsStateWithLifecycle()
+
+	Scaffold(
+		topBar = {
+			TopNavBar(
+				title = stringResource(R.string.tunneling_apps),
+				trailing = {
+					IconButton(onClick = { viewModel.saveChanges() }) {
+						Icon(
+							imageVector = Icons.Outlined.Save,
+							contentDescription = stringResource(R.string.save),
+						)
+					}
+				},
+			)
+		},
+	) { padding ->
+		Crossfade(
+			targetState = uiState.loading,
+			animationSpec = tween(200),
+			modifier = Modifier
+				.fillMaxSize()
+				.padding(padding),
+		) { isLoading ->
+			if (isLoading) {
+				SplitTunnelSkeleton()
+			} else {
+				SplitTunnelContent(
+					uiState = uiState,
+					onSplitOptionChange = viewModel::updateSplitOption,
+					onAppSelectionToggle = viewModel::toggleAppSelection,
+					onQueryChange = viewModel::onSearchQuery,
+				)
+			}
+		}
+	}
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/splittunnel/SplitTunnelSkeleton.kt

@@ -0,0 +1,111 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.unit.dp
+import com.zaneschepke.wireguardautotunnel.ui.common.animation.ShimmerEffect
+import com.zaneschepke.wireguardautotunnel.ui.theme.iconSize
+import com.zaneschepke.wireguardautotunnel.util.extensions.scaledHeight
+import com.zaneschepke.wireguardautotunnel.util.extensions.scaledWidth
+
+@Composable
+fun SplitTunnelSkeleton() {
+	val shimmerBrush = ShimmerEffect()
+
+	Column(
+		verticalArrangement = Arrangement.spacedBy(24.dp.scaledHeight(), Alignment.CenterVertically),
+		horizontalAlignment = Alignment.CenterHorizontally,
+		modifier = Modifier
+			.fillMaxWidth()
+			.padding(top = 24.dp.scaledHeight()),
+	) {
+		Row(
+			modifier = Modifier
+				.fillMaxWidth()
+				.padding(horizontal = 24.dp.scaledWidth())
+				.height(45.dp),
+			horizontalArrangement = Arrangement.spacedBy(8.dp),
+		) {
+			repeat(3) {
+				Box(
+					modifier = Modifier
+						.weight(1f)
+						.height(45.dp)
+						.clip(RoundedCornerShape(8.dp))
+						.background(shimmerBrush),
+				)
+			}
+		}
+
+		Row(
+			modifier = Modifier
+				.fillMaxWidth()
+				.padding(horizontal = 24.dp.scaledWidth())
+				.height(45.dp),
+			horizontalArrangement = Arrangement.spacedBy(8.dp),
+		) {
+			Box(
+				modifier = Modifier
+					.height(45.dp)
+					.fillMaxWidth()
+					.clip(RoundedCornerShape(8.dp))
+					.background(shimmerBrush),
+			)
+		}
+
+		LazyColumn(
+			horizontalAlignment = Alignment.CenterHorizontally,
+			verticalArrangement = Arrangement.Top,
+			contentPadding = PaddingValues(top = 10.dp),
+			modifier = Modifier.fillMaxWidth(),
+		) {
+			items(20) {
+				Row(
+					modifier = Modifier
+						.fillMaxWidth()
+						.padding(horizontal = 24.dp.scaledWidth(), vertical = 8.dp),
+					verticalAlignment = Alignment.CenterVertically,
+				) {
+					Box(
+						modifier = Modifier
+							.size(iconSize)
+							.clip(CircleShape)
+							.background(shimmerBrush),
+					)
+					Spacer(modifier = Modifier.width(16.dp))
+					Box(
+						modifier = Modifier
+							.height(20.dp)
+							.weight(1f)
+							.clip(RoundedCornerShape(4.dp))
+							.background(shimmerBrush),
+					)
+					Spacer(modifier = Modifier.width(16.dp))
+					Box(
+						modifier = Modifier
+							.size(24.dp)
+							.clip(CircleShape)
+							.background(shimmerBrush),
+					)
+				}
+			}
+		}
+	}
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/splittunnel/SplitTunnelViewModel.kt

@@ -0,0 +1,164 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel
+
+import android.content.Context
+import androidx.lifecycle.SavedStateHandle
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.domain.entity.TunnelConf
+import com.zaneschepke.wireguardautotunnel.domain.repository.TunnelRepository
+import com.zaneschepke.wireguardautotunnel.ui.Route
+import com.zaneschepke.wireguardautotunnel.ui.common.snackbar.SnackbarController
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.state.SplitOption
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.state.SplitTunnelUiState
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.state.TunnelApp
+import com.zaneschepke.wireguardautotunnel.ui.state.ConfigProxy
+import com.zaneschepke.wireguardautotunnel.ui.state.InterfaceProxy
+import com.zaneschepke.wireguardautotunnel.util.StringValue
+import com.zaneschepke.wireguardautotunnel.util.extensions.getAllInternetCapablePackages
+import dagger.hilt.android.lifecycle.HiltViewModel
+import dagger.hilt.android.qualifiers.ApplicationContext
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.SharingStarted
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.stateIn
+import kotlinx.coroutines.flow.update
+import kotlinx.coroutines.launch
+import java.text.Collator
+import java.util.*
+import javax.inject.Inject
+
+@HiltViewModel
+class SplitTunnelViewModel @Inject constructor(
+	@ApplicationContext private val context: Context,
+	private val tunnelRepository: TunnelRepository,
+	savedStateHandle: SavedStateHandle,
+) : ViewModel() {
+
+	private val _uiState = MutableStateFlow(SplitTunnelUiState())
+	val uiState: StateFlow<SplitTunnelUiState> = _uiState
+		.stateIn(
+			scope = viewModelScope,
+			started = SharingStarted.WhileSubscribed(5000L),
+			initialValue = SplitTunnelUiState(),
+		)
+
+	private val tunnelId: Int? = savedStateHandle.get<Int>(Route.SplitTunnel.KEY_ID)
+	private var allTunneledApps: List<Pair<TunnelApp, Boolean>> = emptyList()
+
+	init {
+		tunnelId?.let { loadInitialState(it) }
+	}
+
+	private fun loadInitialState(tunnelId: Int) = viewModelScope.launch {
+		val tunnel = tunnelRepository.getById(tunnelId) ?: return@launch
+		val proxyInterface = InterfaceProxy.from(tunnel.toAmConfig().`interface`)
+		val splitOption = when {
+			proxyInterface.excludedApplications.isNotEmpty() -> SplitOption.EXCLUDE
+			proxyInterface.includedApplications.isNotEmpty() -> SplitOption.INCLUDE
+			else -> SplitOption.ALL
+		}
+
+		val packages = context.getAllInternetCapablePackages()
+
+		val installedPackages = packages
+			.map { it.packageName }
+			.toSet()
+
+		// remove uninstalled apps
+		proxyInterface.includedApplications.retainAll { it in installedPackages }
+		proxyInterface.excludedApplications.retainAll { it in installedPackages }
+
+		var configProxy = ConfigProxy.from(tunnel.toAmConfig())
+		configProxy = configProxy.copy(`interface` = proxyInterface)
+		saveProxyConfig(configProxy, tunnel)
+
+		val collator = Collator.getInstance(Locale.getDefault())
+		val tunneledApps = packages
+			.filter { it.applicationInfo != null }
+			.map { pack ->
+				val selected = when (splitOption) {
+					SplitOption.INCLUDE -> proxyInterface.includedApplications.contains(pack.packageName)
+					SplitOption.ALL -> false
+					SplitOption.EXCLUDE -> proxyInterface.excludedApplications.contains(pack.packageName)
+				}
+				Pair(
+					TunnelApp(
+						name = context.packageManager.getApplicationLabel(pack.applicationInfo!!).toString(),
+						`package` = pack.packageName,
+					),
+					selected,
+				)
+			}.sortedWith(compareBy(collator) { it.first.name })
+
+		allTunneledApps = tunneledApps
+
+		delay(500)
+
+		_uiState.update {
+			SplitTunnelUiState(
+				loading = false,
+				tunnelConf = tunnel,
+				tunneledApps = tunneledApps,
+				splitOption = splitOption,
+			)
+		}
+	}
+
+	fun onSearchQuery(query: String) {
+		val filteredApps = if (query.isBlank()) {
+			allTunneledApps
+		} else {
+			allTunneledApps.filter {
+				it.first.name.contains(query, ignoreCase = true) ||
+					it.first.`package`.contains(query, ignoreCase = true)
+			}
+		}
+		_uiState.update {
+			it.copy(
+				searchQuery = query,
+				tunneledApps = filteredApps,
+			)
+		}
+	}
+
+	fun updateSplitOption(newOption: SplitOption) {
+		_uiState.value = _uiState.value.copy(splitOption = newOption)
+	}
+
+	fun toggleAppSelection(packageName: String) {
+		val currentState = _uiState.value
+		val updatedApps = currentState.tunneledApps.map { (app, selected) ->
+			if (app.`package` == packageName) Pair(app, !selected) else Pair(app, selected)
+		}
+		_uiState.value = currentState.copy(tunneledApps = updatedApps)
+	}
+
+	fun saveChanges() = viewModelScope.launch {
+		val state = _uiState.value
+		val tunnel = state.tunnelConf ?: return@launch
+		val configProxy = ConfigProxy.from(tunnel.toAmConfig())
+		val updatedApps = state.tunneledApps
+		with(configProxy.`interface`) {
+			includedApplications.clear()
+			excludedApplications.clear()
+			when (state.splitOption) {
+				SplitOption.INCLUDE -> {
+					includedApplications.addAll(updatedApps.filter { it.second }.map { it.first.`package` })
+				}
+				SplitOption.EXCLUDE -> {
+					excludedApplications.addAll(updatedApps.filter { it.second }.map { it.first.`package` })
+				}
+				SplitOption.ALL -> Unit
+			}
+		}
+		saveProxyConfig(configProxy, tunnel)
+		SnackbarController.showMessage(StringValue.StringResource(R.string.config_changes_saved))
+	}
+
+	private suspend fun saveProxyConfig(proxy: ConfigProxy, tunnel: TunnelConf) {
+		val (wg, am) = proxy.buildConfigs()
+		tunnelRepository.save(tunnel.copyWithCallback(amQuick = am.toAwgQuickString(true), wgQuick = wg.toWgQuickString(true)))
+	}
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/splittunnel/components/AppListItem.kt

@@ -0,0 +1,59 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.components
+
+import android.content.pm.PackageManager
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.material3.Checkbox
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.unit.dp
+import com.google.accompanist.drawablepainter.rememberDrawablePainter
+import com.zaneschepke.wireguardautotunnel.ui.common.button.SelectionItemButton
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.state.TunnelApp
+import com.zaneschepke.wireguardautotunnel.ui.theme.iconSize
+import com.zaneschepke.wireguardautotunnel.util.extensions.scaledWidth
+
+@Composable
+fun AppListItem(appInfo: TunnelApp, isSelected: Boolean, onToggle: () -> Unit) {
+	val context = LocalContext.current
+	val icon = remember(appInfo.`package`) {
+		try {
+			context.packageManager.getApplicationIcon(appInfo.`package`)
+		} catch (e: PackageManager.NameNotFoundException) {
+			null
+		}
+	}
+
+	SelectionItemButton(
+		leading = {
+			Image(
+				painter = rememberDrawablePainter(icon),
+				contentDescription = appInfo.name,
+				modifier = Modifier
+					.padding(horizontal = 24.dp.scaledWidth())
+					.size(iconSize),
+			)
+		},
+		buttonText = appInfo.name,
+		onClick = onToggle,
+		trailing = {
+			Row(
+				modifier = Modifier.fillMaxWidth(),
+				horizontalArrangement = Arrangement.End,
+				verticalAlignment = Alignment.CenterVertically,
+			) {
+				Checkbox(
+					checked = isSelected,
+					onCheckedChange = { onToggle() },
+				)
+			}
+		},
+	)
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/splittunnel/components/AppListSection.kt

@@ -0,0 +1,77 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.components
+
+import androidx.compose.foundation.interaction.MutableInteractionSource
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.items
+import androidx.compose.foundation.text.KeyboardActions
+import androidx.compose.foundation.text.KeyboardOptions
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Search
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.input.ImeAction
+import androidx.compose.ui.text.input.KeyboardCapitalization
+import androidx.compose.ui.unit.dp
+import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.ui.common.textbox.CustomTextField
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.state.TunnelApp
+import com.zaneschepke.wireguardautotunnel.util.extensions.scaledWidth
+
+@Composable
+fun AppListSection(apps: List<Pair<TunnelApp, Boolean>>, onAppSelectionToggle: (String) -> Unit, onQueryChange: (String) -> Unit, query: String) {
+	val inputHeight = 45.dp
+
+	Column(
+		verticalArrangement = Arrangement.Center,
+		horizontalAlignment = Alignment.CenterHorizontally,
+		modifier = Modifier.fillMaxWidth(),
+	) {
+		CustomTextField(
+			textStyle = MaterialTheme.typography.labelMedium.copy(
+				color = MaterialTheme.colorScheme.onBackground,
+			),
+			value = query,
+			onValueChange = onQueryChange,
+			interactionSource = remember { MutableInteractionSource() },
+			label = {},
+			leading = {
+				Icon(Icons.Outlined.Search, stringResource(R.string.search))
+			},
+			containerColor = MaterialTheme.colorScheme.background,
+			modifier = Modifier
+				.fillMaxWidth()
+				.height(inputHeight)
+				.padding(horizontal = 24.dp.scaledWidth()),
+			singleLine = true,
+			keyboardOptions = KeyboardOptions(
+				capitalization = KeyboardCapitalization.None,
+				imeAction = ImeAction.Done,
+			),
+			keyboardActions = KeyboardActions(),
+		)
+		LazyColumn(
+			horizontalAlignment = Alignment.CenterHorizontally,
+			verticalArrangement = Arrangement.Top,
+			contentPadding = PaddingValues(top = 10.dp),
+		) {
+			items(apps, key = { it.first.`package` }) { app ->
+				AppListItem(
+					appInfo = app.first,
+					isSelected = app.second,
+					onToggle = { onAppSelectionToggle(app.first.`package`) },
+				)
+			}
+		}
+	}
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/splittunnel/components/SplitOptionsSelector.kt

@@ -0,0 +1,79 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.components
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Check
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.MultiChoiceSegmentedButtonRow
+import androidx.compose.material3.SegmentedButton
+import androidx.compose.material3.SegmentedButtonDefaults
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.state.SplitOption
+import com.zaneschepke.wireguardautotunnel.util.extensions.scaledWidth
+import java.util.*
+
+@Composable
+fun SplitOptionSelector(selectedOption: SplitOption, onOptionChange: (SplitOption) -> Unit) {
+	val context = LocalContext.current
+	val inputHeight = 45.dp
+
+	MultiChoiceSegmentedButtonRow(
+		modifier = Modifier
+			.background(color = MaterialTheme.colorScheme.background)
+			.fillMaxWidth()
+			.padding(horizontal = 24.dp.scaledWidth())
+			.height(inputHeight),
+	) {
+		SplitOption.entries.forEachIndexed { index, entry ->
+			val active = selectedOption == entry
+			SegmentedButton(
+				shape = SegmentedButtonDefaults.itemShape(
+					index = index,
+					count = SplitOption.entries.size,
+					baseShape = RoundedCornerShape(8.dp),
+				),
+				icon = {
+					SegmentedButtonDefaults.Icon(active = active, activeContent = {
+						Icon(
+							imageVector = Icons.Outlined.Check,
+							contentDescription = stringResource(R.string.select),
+							tint = MaterialTheme.colorScheme.primary,
+							modifier = Modifier.size(SegmentedButtonDefaults.IconSize),
+						)
+					}) {
+						Icon(
+							imageVector = entry.icon(),
+							contentDescription = entry.icon().name,
+							modifier = Modifier.size(SegmentedButtonDefaults.IconSize),
+						)
+					}
+				},
+				colors = SegmentedButtonDefaults.colors().copy(
+					activeContainerColor = MaterialTheme.colorScheme.surface,
+					inactiveContainerColor = MaterialTheme.colorScheme.background,
+				),
+				onCheckedChange = { onOptionChange(entry) },
+				checked = active,
+			) {
+				Text(
+					entry.text().asString(context)
+						.replaceFirstChar { if (it.isLowerCase()) it.titlecase(Locale.getDefault()) else it.toString() },
+					color = MaterialTheme.colorScheme.onBackground,
+					style = MaterialTheme.typography.labelMedium,
+				)
+			}
+		}
+	}
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/splittunnel/components/SplitTunnelContent.kt

@@ -0,0 +1,42 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.components
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.state.SplitOption
+import com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.state.SplitTunnelUiState
+import com.zaneschepke.wireguardautotunnel.util.extensions.scaledHeight
+
+@Composable
+fun SplitTunnelContent(
+	uiState: SplitTunnelUiState,
+	onSplitOptionChange: (SplitOption) -> Unit,
+	onAppSelectionToggle: (String) -> Unit,
+	onQueryChange: (String) -> Unit,
+) {
+	Column(
+		verticalArrangement = Arrangement.spacedBy(24.dp.scaledHeight(), Alignment.CenterVertically),
+		horizontalAlignment = Alignment.CenterHorizontally,
+		modifier = Modifier
+			.fillMaxWidth()
+			.padding(top = 24.dp.scaledHeight()),
+	) {
+		SplitOptionSelector(
+			selectedOption = uiState.splitOption,
+			onOptionChange = onSplitOptionChange,
+		)
+		if (uiState.splitOption != SplitOption.ALL) {
+			AppListSection(
+				apps = uiState.tunneledApps,
+				onAppSelectionToggle = onAppSelectionToggle,
+				onQueryChange = onQueryChange,
+				uiState.searchQuery,
+			)
+		}
+	}
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/splittunnel/state/SplitOption.kt

@@ -1,4 +1,4 @@
-package com.zaneschepke.wireguardautotunnel.ui.enums
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.state
 
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Add
@@ -8,7 +8,7 @@ import androidx.compose.ui.graphics.vector.ImageVector
 import com.zaneschepke.wireguardautotunnel.R
 import com.zaneschepke.wireguardautotunnel.util.StringValue
 
-enum class SplitOptions {
+enum class SplitOption {
 	INCLUDE,
 	ALL,
 	EXCLUDE,

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/splittunnel/state/SplitTunnelUiState.kt

@@ -0,0 +1,11 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.state
+
+import com.zaneschepke.wireguardautotunnel.domain.entity.TunnelConf
+
+data class SplitTunnelUiState(
+	val loading: Boolean = true,
+	val tunnelConf: TunnelConf? = null,
+	val tunneledApps: SplitTunnelApps = emptyList(),
+	val splitOption: SplitOption = SplitOption.ALL,
+	val searchQuery: String = "",
+)

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/screens/main/splittunnel/state/TunnelApp.kt

@@ -0,0 +1,8 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.main.splittunnel.state
+
+data class TunnelApp(
+	val name: String,
+	val `package`: String,
+)
+
+typealias SplitTunnelApps = List<Pair<TunnelApp, Boolean>>

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/state/ConfigProxy.kt

@@ -0,0 +1,36 @@
+package com.zaneschepke.wireguardautotunnel.ui.state
+
+import org.amnezia.awg.config.Config
+
+data class ConfigProxy(
+	val peers: List<PeerProxy>,
+	val `interface`: InterfaceProxy,
+) {
+
+	fun hasScripts(): Boolean {
+		return `interface`.preUp.isNotBlank() || `interface`.preDown.isNotBlank() ||
+			`interface`.postUp.isNotBlank() || `interface`.postDown.isNotBlank()
+	}
+
+	fun buildConfigs(): Pair<com.wireguard.config.Config, Config> {
+		return Pair(
+			com.wireguard.config.Config.Builder().apply {
+				addPeers(peers.map { it.toWgPeer() })
+				setInterface(`interface`.toWgInterface())
+			}.build(),
+			Config.Builder().apply {
+				addPeers(peers.map { it.toAmPeer() })
+				setInterface(`interface`.toAmInterface())
+			}.build(),
+		)
+	}
+
+	companion object {
+		fun from(amConfig: Config): ConfigProxy {
+			return ConfigProxy(
+				`interface` = InterfaceProxy.from(amConfig.`interface`),
+				peers = amConfig.peers.map { PeerProxy.from(it) },
+			)
+		}
+	}
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/state/SplitTunnelApp.kt

@@ -1,9 +0,0 @@
-package com.zaneschepke.wireguardautotunnel.ui.state
-
-import android.graphics.drawable.Drawable
-
-data class SplitTunnelApp(
-	val icon: Drawable,
-	val name: String,
-	val `package`: String,
-)

app/src/main/java/com/zaneschepke/wireguardautotunnel/util/extensions/TunnelExtensions.kt

@@ -42,15 +42,12 @@ fun TunnelStatistics.PeerStats.handshakeStatus(): HandshakeStatus {
 	}
 }
 
-fun Peer.isReachable(preferIpv4: Boolean): Boolean {
-	val host =
-		if (this.endpoint.isPresent &&
-			this.endpoint.get().resolved.isPresent
-		) {
-			this.endpoint.get().resolved.get().host
-		} else {
-			Constants.DEFAULT_PING_IP
-		}
+fun Peer.isReachable(): Boolean {
+	val host = if (this.endpoint.isPresent) {
+		this.endpoint.get().host
+	} else {
+		Constants.DEFAULT_PING_IP
+	}
 	Timber.d("Checking reachability of peer: $host")
 	val reachable =
 		InetAddress.getByName(host)

app/src/main/java/com/zaneschepke/wireguardautotunnel/viewmodel/AppViewModel.kt

@@ -1,6 +1,5 @@
 package com.zaneschepke.wireguardautotunnel.viewmodel
 
-import android.content.Context
 import androidx.lifecycle.viewModelScope
 import com.wireguard.android.backend.WgQuickBackend
 import com.wireguard.android.util.RootShell
@@ -16,20 +15,14 @@ import com.zaneschepke.wireguardautotunnel.domain.enums.BackendState
 import com.zaneschepke.wireguardautotunnel.domain.repository.AppDataRepository
 import com.zaneschepke.wireguardautotunnel.ui.common.snackbar.SnackbarController
 import com.zaneschepke.wireguardautotunnel.ui.state.AppUiState
-import com.zaneschepke.wireguardautotunnel.ui.state.InterfaceProxy
-import com.zaneschepke.wireguardautotunnel.ui.state.PeerProxy
-import com.zaneschepke.wireguardautotunnel.ui.state.SplitTunnelApp
 import com.zaneschepke.wireguardautotunnel.util.Constants
 import com.zaneschepke.wireguardautotunnel.util.LocaleUtil
 import com.zaneschepke.wireguardautotunnel.util.StringValue
-import com.zaneschepke.wireguardautotunnel.util.extensions.getAllInternetCapablePackages
 import com.zaneschepke.wireguardautotunnel.util.extensions.withData
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.CoroutineDispatcher
-import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.SharingStarted
-import kotlinx.coroutines.flow.asSharedFlow
 import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.first
@@ -38,7 +31,6 @@ import kotlinx.coroutines.flow.update
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.plus
 import kotlinx.coroutines.withContext
-import org.amnezia.awg.config.Config
 import timber.log.Timber
 import xyz.teamgravity.pin_lock_compose.PinManager
 import javax.inject.Inject
@@ -56,18 +48,12 @@ constructor(
 	private val logReader: LogReader,
 ) : BaseViewModel(appDataRepository) {
 
-	private val _popBackStack = MutableSharedFlow<Boolean>()
-	val popBackStack = _popBackStack.asSharedFlow()
-
 	private val _isAppReady = MutableStateFlow(false)
 	val isAppReady = _isAppReady.asStateFlow()
 
 	private val _configurationChange = MutableStateFlow(false)
 	val configurationChange = _configurationChange.asStateFlow()
 
-	private val _splitTunnelApps = MutableStateFlow<List<SplitTunnelApp>>(emptyList())
-	val splitTunnelApps = _splitTunnelApps.asStateFlow()
-
 	val uiState =
 		combine(
 			appDataRepository.settings.flow,
@@ -238,7 +224,7 @@ constructor(
 			if (!isKernelEnabled) {
 				requestRoot().onSuccess {
 					if (!isKernelSupported()) {
-						return@onSuccess SnackbarController.Companion.showMessage(
+						return@onSuccess SnackbarController.showMessage(
 							StringValue.StringResource(R.string.kernel_not_supported),
 						)
 					}
@@ -262,21 +248,6 @@ constructor(
 		}
 	}
 
-	suspend fun getEmitSplitTunnelApps(context: Context) {
-		withContext(ioDispatcher) {
-			val apps = context.getAllInternetCapablePackages().filter { it.applicationInfo != null }
-				.map { pack ->
-					SplitTunnelApp(
-						context.packageManager.getApplicationIcon(pack.applicationInfo!!),
-						context.packageManager.getApplicationLabel(pack.applicationInfo!!)
-							.toString(),
-						pack.packageName,
-					)
-				}
-			_splitTunnelApps.emit(apps)
-		}
-	}
-
 	private suspend fun requestRoot(): Result<Unit> {
 		return withContext(ioDispatcher) {
 			runCatching {
@@ -287,115 +258,4 @@ constructor(
 			}
 		}
 	}
-
-	fun updateExistingTunnelConfig(
-		tunnelConfig: TunnelConf,
-		tunnelName: String? = null,
-		peers: List<PeerProxy>? = null,
-		`interface`: InterfaceProxy? = null,
-	) = viewModelScope.launch {
-		runCatching {
-			val amConfig = tunnelConfig.toAmConfig()
-			val wgConfig = tunnelConfig.toWgConfig()
-			updateTunnelConfig(tunnelConfig, tunnelName, amConfig, wgConfig, peers, `interface`)
-			_popBackStack.emit(true)
-			SnackbarController.Companion.showMessage(StringValue.StringResource(R.string.config_changes_saved))
-		}.onFailure {
-			onConfigSaveError(it)
-		}
-	}
-
-	fun saveNewTunnel(tunnelName: String, peers: List<PeerProxy>, `interface`: InterfaceProxy) = viewModelScope.launch {
-		runCatching {
-			val config = buildConfigs(peers, `interface`)
-			appDataRepository.tunnels.save(
-				TunnelConf(
-					tunName = tunnelName,
-					wgQuick = config.first.toWgQuickString(true),
-					amQuick = config.second.toAwgQuickString(true),
-				),
-			)
-			_popBackStack.emit(true)
-			SnackbarController.Companion.showMessage(StringValue.StringResource(R.string.config_changes_saved))
-		}.onFailure {
-			onConfigSaveError(it)
-		}
-	}
-
-	private fun onConfigSaveError(throwable: Throwable) {
-		Timber.Forest.e(throwable)
-		SnackbarController.Companion.showMessage(
-			throwable.message?.let { message ->
-				(StringValue.DynamicString(message))
-			} ?: StringValue.StringResource(R.string.unknown_error),
-		)
-	}
-
-	private suspend fun updateTunnelConfig(
-		tunnelConf: TunnelConf,
-		tunnelName: String? = null,
-		amConfig: Config,
-		wgConfig: com.wireguard.config.Config,
-		peers: List<PeerProxy>? = null,
-		`interface`: InterfaceProxy? = null,
-	) {
-		val configs = rebuildConfigs(amConfig, wgConfig, peers, `interface`)
-		appDataRepository.tunnels.save(
-			tunnelConf.copy(
-				tunName = tunnelName ?: tunnelConf.tunName,
-				amQuick = configs.second.toAwgQuickString(true),
-				wgQuick = configs.first.toWgQuickString(true),
-			),
-		)
-	}
-
-	fun cleanUpUninstalledApps(tunnelConfig: TunnelConf, packages: List<String>) = viewModelScope.launch(ioDispatcher) {
-		runCatching {
-			val amConfig = tunnelConfig.toAmConfig()
-			val wgConfig = tunnelConfig.toWgConfig()
-			val proxy = InterfaceProxy.from(amConfig.`interface`)
-			if (proxy.includedApplications.isEmpty() && proxy.excludedApplications.isEmpty()) return@launch
-			if (proxy.includedApplications.retainAll(packages.toSet()) || proxy.excludedApplications.retainAll(packages.toSet())) {
-				updateTunnelConfig(tunnelConfig, amConfig = amConfig, wgConfig = wgConfig, `interface` = proxy)
-				Timber.Forest.i("Removed split tunnel package for app that no longer exists on the device")
-			}
-		}.onFailure {
-			Timber.Forest.e(it)
-		}
-	}
-
-	private suspend fun rebuildConfigs(
-		amConfig: Config,
-		wgConfig: com.wireguard.config.Config,
-		peers: List<PeerProxy>? = null,
-		`interface`: InterfaceProxy? = null,
-	): Pair<com.wireguard.config.Config, Config> {
-		return withContext(ioDispatcher) {
-			Pair(
-				com.wireguard.config.Config.Builder().apply {
-					addPeers(peers?.map { it.toWgPeer() } ?: wgConfig.peers)
-					setInterface(`interface`?.toWgInterface() ?: wgConfig.`interface`)
-				}.build(),
-				Config.Builder().apply {
-					addPeers(peers?.map { it.toAmPeer() } ?: amConfig.peers)
-					setInterface(`interface`?.toAmInterface() ?: amConfig.`interface`)
-				}.build(),
-			)
-		}
-	}
-
-	private suspend fun buildConfigs(peers: List<PeerProxy>, `interface`: InterfaceProxy): Pair<com.wireguard.config.Config, Config> {
-		return withContext(ioDispatcher) {
-			Pair(
-				com.wireguard.config.Config.Builder().apply {
-					addPeers(peers.map { it.toWgPeer() })
-					setInterface(`interface`.toWgInterface())
-				}.build(),
-				Config.Builder().apply {
-					addPeers(peers.map { it.toAmPeer() })
-					setInterface(`interface`.toAmInterface())
-				}.build(),
-			)
-		}
-	}
 }

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

@@ -215,4 +215,7 @@
 	<string name="multiple">Multiple</string>
     <string name="export_amnezia">Export as Amnezia</string>
 	<string name="export_wireguard">Export as WireGuard</string>
+    <string name="save">Save</string>
+	<string name="search">Search</string>
+	<string name="select">Select</string>
 </resources>