fix: screens not scrollable in landscape

Fixes not being able to scroll when in landscape mode if content is off screen.

Fixes FAB being in the way of controlling tunnels by making it disappear on scroll down.

Bump targetSdk to 34

README.md

@@ -5,7 +5,7 @@ WG Tunnel
 <span align="center">
 
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
-[![Discord Chat](https://img.shields.io/discord/1108285024631001111.svg)](https://discord.gg/Ad5fuEts)
+[![Discord Chat](https://img.shields.io/discord/1108285024631001111.svg)](https://discord.gg/rbRRNh6H7V)
 
 </span>
 
@@ -27,7 +27,7 @@ This is an alternative Android Application for [WireGuard](https://www.wireguard
 ## Screenshots
 
 <p float="center">
-  <img label="Main" style="padding-right:25px" src="./asset/main_screen.png" width="200" />
+  <img label="Main" style="padding-right:25px" src="asset/main_screen.png" width="200" />
   <img label="Config" style="padding-left:25px" src="./asset/config_screen.png" width="200" />
   <img label="Settings" style="padding-left:25px" src="./asset/settings_screen.png" width="200" />
   <img label="Support" style="padding-left:25px" src="./asset/support_screen.png" width="200" />
@@ -58,4 +58,4 @@ $ cd wgtunnel
 $ ./gradlew assembleRelease
 ```
 
-</span>
+</span>

app/build.gradle.kts

@@ -5,25 +5,25 @@ plugins {
     id("org.jetbrains.kotlin.android")
     kotlin("kapt")
     id("com.google.dagger.hilt.android")
-    id("io.objectbox")
     id("com.google.gms.google-services")
     id("com.google.firebase.crashlytics")
     id("org.jetbrains.kotlin.plugin.serialization")
+    id("io.objectbox")
 }
 
 android {
     namespace = "com.zaneschepke.wireguardautotunnel"
-    compileSdk = 33
+    compileSdk = 34
 
     val versionMajor = 2
-    val versionMinor = 0
-    val versionPatch = 2
+    val versionMinor = 1
+    val versionPatch = 3
     val versionBuild = 0
 
     defaultConfig {
         applicationId = "com.zaneschepke.wireguardautotunnel"
         minSdk = 29
-        targetSdk = 33
+        targetSdk = 34
         versionCode = versionMajor * 10000 + versionMinor * 1000 + versionPatch * 100 + versionBuild
         versionName = "${versionMajor}.${versionMinor}.${versionPatch}"
 
@@ -54,7 +54,7 @@ android {
         compose = true
     }
     composeOptions {
-        kotlinCompilerExtensionVersion = "1.4.7"
+        kotlinCompilerExtensionVersion = "1.4.8"
     }
     packaging {
         resources {
@@ -83,7 +83,7 @@ dependencies {
     debugImplementation("androidx.compose.ui:ui-test-manifest")
 
     //wireguard tunnel
-    implementation("com.wireguard.android:tunnel:1.0.20230405")
+    implementation("com.wireguard.android:tunnel:1.0.20230427")
 
     //logging
     implementation("com.jakewharton.timber:timber:5.0.1")
@@ -127,6 +127,7 @@ dependencies {
 
 
 }
+
 kapt {
     correctErrorTypes = true
 }

app/src/main/AndroidManifest.xml

@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools">
-
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"
         android:maxSdkVersion="32" />
@@ -11,6 +10,7 @@
     <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>
     <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
+    <uses-permission android:name="android.permission.CHANGE_NETWORK_STATE"/>
     <uses-permission android:name="android.permission.ACCESS_BACKGROUND_LOCATION"/>
     <!--foreground service permissions-->
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
@@ -59,14 +59,18 @@
             android:stopWithTask="false"
             android:exported="false">
         </service>
-        <receiver android:enabled="true" android:name=".BootReceiver"
+        <receiver android:enabled="true" android:name=".receiver.BootReceiver"
             android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.BOOT_COMPLETED"/>
             </intent-filter>
         </receiver>
+        <receiver android:exported="false" android:name=".receiver.NotificationActionReceiver"/>
         <meta-data
             android:name="com.google.mlkit.vision.DEPENDENCIES"
             android:value="barcode_ui"/>
+        <meta-data
+            android:name="firebase_crashlytics_collection_enabled"
+            android:value="true" />
     </application>
 </manifest>

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

@@ -1,6 +1,8 @@
 package com.zaneschepke.wireguardautotunnel
 
 import android.app.Application
+import com.google.android.datatransport.BuildConfig
+import com.google.firebase.crashlytics.FirebaseCrashlytics
 import com.zaneschepke.wireguardautotunnel.repository.Repository
 import com.zaneschepke.wireguardautotunnel.service.tunnel.model.Settings
 import dagger.hilt.android.HiltAndroidApp
@@ -15,7 +17,10 @@ class WireGuardAutoTunnel : Application() {
 
     override fun onCreate() {
         super.onCreate()
-        if(BuildConfig.DEBUG) Timber.plant(Timber.DebugTree())
+        if(BuildConfig.DEBUG) {
+            FirebaseCrashlytics.getInstance().setCrashlyticsCollectionEnabled(false);
+            Timber.plant(Timber.DebugTree())
+        }
         settingsRepo.init()
     }
 }

app/src/main/java/com/zaneschepke/wireguardautotunnel/receiver/BootReceiver.kt

@@ -1,8 +1,9 @@
-package com.zaneschepke.wireguardautotunnel
+package com.zaneschepke.wireguardautotunnel.receiver
 
 import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Intent
+import com.zaneschepke.wireguardautotunnel.R
 import com.zaneschepke.wireguardautotunnel.repository.Repository
 import com.zaneschepke.wireguardautotunnel.service.foreground.Action
 import com.zaneschepke.wireguardautotunnel.service.foreground.ServiceTracker
@@ -10,8 +11,8 @@ import com.zaneschepke.wireguardautotunnel.service.foreground.WireGuardConnectiv
 import com.zaneschepke.wireguardautotunnel.service.tunnel.model.Settings
 import com.zaneschepke.wireguardautotunnel.service.tunnel.model.TunnelConfig
 import dagger.hilt.android.AndroidEntryPoint
-import kotlinx.coroutines.DelicateCoroutinesApi
-import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.SupervisorJob
 import kotlinx.coroutines.cancel
 import kotlinx.coroutines.launch
 import javax.inject.Inject
@@ -22,21 +23,19 @@ class BootReceiver : BroadcastReceiver() {
     @Inject
     lateinit var settingsRepo : Repository<Settings>
 
-    @OptIn(DelicateCoroutinesApi::class)
     override fun onReceive(context: Context, intent: Intent) {
         if (intent.action == Intent.ACTION_BOOT_COMPLETED) {
-            GlobalScope.launch {
+            CoroutineScope(SupervisorJob()).launch {
                 try {
                     val settings = settingsRepo.getAll()
                     if (!settings.isNullOrEmpty()) {
-                        val setting = settings[0]
+                        val setting = settings.first()
                         if (setting.isAutoTunnelEnabled && setting.defaultTunnel != null) {
-                            val defaultTunnel = TunnelConfig.from(setting.defaultTunnel!!)
                             ServiceTracker.actionOnService(
                                 Action.START, context,
                                 WireGuardConnectivityWatcherService::class.java,
                                 mapOf(context.resources.getString(R.string.tunnel_extras_key) to
-                                defaultTunnel.toString())
+                                setting.defaultTunnel!!)
                             )
                         }
                     }

app/src/main/java/com/zaneschepke/wireguardautotunnel/receiver/NotificationActionReceiver.kt

@@ -0,0 +1,56 @@
+package com.zaneschepke.wireguardautotunnel.receiver
+
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.repository.Repository
+import com.zaneschepke.wireguardautotunnel.service.foreground.Action
+import com.zaneschepke.wireguardautotunnel.service.foreground.ServiceTracker
+import com.zaneschepke.wireguardautotunnel.service.foreground.WireGuardTunnelService
+import com.zaneschepke.wireguardautotunnel.service.tunnel.model.Settings
+import dagger.hilt.android.AndroidEntryPoint
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.SupervisorJob
+import kotlinx.coroutines.cancel
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.launch
+import javax.inject.Inject
+
+@AndroidEntryPoint
+class NotificationActionReceiver : BroadcastReceiver() {
+
+    @Inject
+    lateinit var settingsRepo : Repository<Settings>
+    override fun onReceive(context: Context, intent: Intent?) {
+        CoroutineScope(SupervisorJob()).launch {
+            try {
+                val settings = settingsRepo.getAll()
+                if (!settings.isNullOrEmpty()) {
+                    val setting = settings.first()
+                    if (setting.defaultTunnel != null) {
+                        ServiceTracker.actionOnService(
+                            Action.STOP, context,
+                            WireGuardTunnelService::class.java,
+                            mapOf(
+                                context.resources.getString(R.string.tunnel_extras_key) to
+                                        setting.defaultTunnel!!
+                            )
+                        )
+                        delay(1000)
+                        ServiceTracker.actionOnService(
+                            Action.START, context,
+                            WireGuardTunnelService::class.java,
+                            mapOf(
+                                context.resources.getString(R.string.tunnel_extras_key) to
+                                        setting.defaultTunnel!!
+                            )
+                        )
+                    }
+                }
+            } finally {
+                cancel()
+            }
+        }
+    }
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/service/barcode/QRScanner.kt

@@ -13,6 +13,7 @@ class QRScanner @Inject constructor(private val gmsBarcodeScanner: GmsBarcodeSca
             gmsBarcodeScanner.startScan().addOnSuccessListener {
                 trySend(it.rawValue)
             }.addOnFailureListener {
+                trySend(it.message)
                 Timber.e(it.message)
             }
             awaitClose {

app/src/main/java/com/zaneschepke/wireguardautotunnel/service/foreground/WireGuardConnectivityWatcherService.kt

@@ -19,9 +19,9 @@ import com.zaneschepke.wireguardautotunnel.service.notification.NotificationServ
 import com.zaneschepke.wireguardautotunnel.service.tunnel.VpnService
 import com.zaneschepke.wireguardautotunnel.service.tunnel.model.Settings
 import dagger.hilt.android.AndroidEntryPoint
-import kotlinx.coroutines.DelicateCoroutinesApi
-import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Job
+import kotlinx.coroutines.SupervisorJob
 import kotlinx.coroutines.launch
 import timber.log.Timber
 import javax.inject.Inject
@@ -99,9 +99,7 @@ class WireGuardConnectivityWatcherService : ForegroundService() {
     //try to start task again if killed
     override fun onTaskRemoved(rootIntent: Intent) {
         Timber.d("Task Removed called")
-        val restartServiceIntent = Intent(applicationContext, this::class.java).also {
-            it.setPackage(packageName)
-        };
+        val restartServiceIntent = Intent(rootIntent)
         val restartServicePendingIntent: PendingIntent = PendingIntent.getService(this, 1, restartServiceIntent,
             PendingIntent.FLAG_ONE_SHOT or PendingIntent.FLAG_IMMUTABLE);
         applicationContext.getSystemService(Context.ALARM_SERVICE);
@@ -124,18 +122,17 @@ class WireGuardConnectivityWatcherService : ForegroundService() {
         }
     }
 
-    @OptIn(DelicateCoroutinesApi::class)
     private fun startWatcherJob() {
-        watcherJob = GlobalScope.launch {
+        watcherJob = CoroutineScope(SupervisorJob()).launch {
             val settings = settingsRepo.getAll();
             if(!settings.isNullOrEmpty()) {
                 setting = settings[0]
             }
-            GlobalScope.launch {
+            CoroutineScope(watcherJob).launch {
                 watchForWifiConnectivityChanges()
             }
             if(setting.isTunnelOnMobileDataEnabled) {
-                GlobalScope.launch {
+                CoroutineScope(watcherJob).launch {
                     watchForMobileDataConnectivityChanges()
                 }
             }
@@ -152,16 +149,19 @@ class WireGuardConnectivityWatcherService : ForegroundService() {
                 is NetworkStatus.CapabilitiesChanged -> {
                     isMobileDataConnected = true
                     Timber.d("Mobile data capabilities changed")
-                    if(!isWifiConnected && setting.isTunnelOnMobileDataEnabled
-                        && vpnService.getState() == Tunnel.State.DOWN)
-                        startVPN()
+                    if(!disconnecting && !connecting) {
+                        if(!isWifiConnected && setting.isTunnelOnMobileDataEnabled
+                            && vpnService.getState() == Tunnel.State.DOWN)
+                            startVPN()
+                    }
                 }
                 is NetworkStatus.Unavailable -> {
                     isMobileDataConnected = false
-                    if(!isWifiConnected && vpnService.getState() == Tunnel.State.UP) stopVPN()
+                    if(!disconnecting && !connecting) {
+                        if(!isWifiConnected && vpnService.getState() == Tunnel.State.UP) stopVPN()
+                    }
                     Timber.d("Lost mobile data connection")
                 }
-                else -> {}
             }
         }
     }
@@ -180,7 +180,7 @@ class WireGuardConnectivityWatcherService : ForegroundService() {
                             Timber.d("Not connect and not disconnecting")
                             val ssid = wifiService.getNetworkName(it.networkCapabilities);
                             Timber.d("SSID: $ssid")
-                            if ((setting.trustedNetworkSSIDs?.contains(ssid) == false) && vpnService.getState() == Tunnel.State.DOWN) {
+                            if (!setting.trustedNetworkSSIDs.contains(ssid) && vpnService.getState() == Tunnel.State.DOWN) {
                                 Timber.d("Starting VPN Tunnel for untrusted network: $ssid")
                                 startVPN()
                             } else if (!disconnecting && vpnService.getState() == Tunnel.State.UP && setting.trustedNetworkSSIDs.contains(
@@ -195,13 +195,19 @@ class WireGuardConnectivityWatcherService : ForegroundService() {
                     is NetworkStatus.Unavailable -> {
                         isWifiConnected = false
                         Timber.d("Lost Wi-Fi connection")
-                        if(setting.isTunnelOnMobileDataEnabled && vpnService.getState() == Tunnel.State.DOWN
-                            && isMobileDataConnected){
-                            Timber.d("Wifi not available so starting vpn for mobile data")
-                            startVPN()
+                        if(!connecting || !disconnecting) {
+                            if(setting.isTunnelOnMobileDataEnabled && vpnService.getState() == Tunnel.State.DOWN
+                                && isMobileDataConnected){
+                                Timber.d("Wifi not available so starting vpn for mobile data")
+                                startVPN()
+                            }
+                            if(!setting.isTunnelOnMobileDataEnabled && vpnService.getState() == Tunnel.State.UP) {
+                                Timber.d("Lost WiFi connection, disabling vpn")
+                                stopVPN()
+                            }
                         }
+
                     }
-                    else -> {}
                 }
             }
         }

app/src/main/java/com/zaneschepke/wireguardautotunnel/service/foreground/WireGuardTunnelService.kt

@@ -1,17 +1,19 @@
 package com.zaneschepke.wireguardautotunnel.service.foreground
 
+import android.app.PendingIntent
+import android.content.Intent
 import android.os.Bundle
-import com.wireguard.android.backend.Tunnel
 import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.receiver.NotificationActionReceiver
 import com.zaneschepke.wireguardautotunnel.service.notification.NotificationService
+import com.zaneschepke.wireguardautotunnel.service.tunnel.HandshakeStatus
 import com.zaneschepke.wireguardautotunnel.service.tunnel.VpnService
 import com.zaneschepke.wireguardautotunnel.service.tunnel.model.TunnelConfig
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.GlobalScope
 import kotlinx.coroutines.Job
+import kotlinx.coroutines.SupervisorJob
 import kotlinx.coroutines.launch
 import timber.log.Timber
 import javax.inject.Inject
@@ -29,19 +31,18 @@ class WireGuardTunnelService : ForegroundService() {
 
     private lateinit var job : Job
 
-    @OptIn(DelicateCoroutinesApi::class)
+    private var tunnelName : String = ""
+
     override fun startService(extras : Bundle?) {
         super.startService(extras)
         val tunnelConfigString = extras?.getString(getString(R.string.tunnel_extras_key))
         cancelJob()
-        job = GlobalScope.launch {
+        job = CoroutineScope(SupervisorJob()).launch {
             if(tunnelConfigString != null) {
                 try {
                     val tunnelConfig = TunnelConfig.from(tunnelConfigString)
-                    val state = vpnService.startTunnel(tunnelConfig)
-                    if (state == Tunnel.State.UP) {
-                        launchVpnConnectedNotification(tunnelConfig.name)
-                    }
+                    tunnelName = tunnelConfig.name
+                    vpnService.startTunnel(tunnelConfig)
                 } catch (e : Exception) {
                     Timber.e("Problem starting tunnel: ${e.message}")
                     stopService(extras)
@@ -50,6 +51,34 @@ class WireGuardTunnelService : ForegroundService() {
                 Timber.e("Tunnel config null")
             }
         }
+        CoroutineScope(job).launch {
+            var didShowConnected = false
+            var didShowFailedHandshakeNotification = false
+            vpnService.handshakeStatus.collect {
+                when(it) {
+                    HandshakeStatus.NOT_STARTED -> {
+                    }
+                    HandshakeStatus.NEVER_CONNECTED -> {
+                        if(!didShowFailedHandshakeNotification) {
+                            launchVpnConnectionFailedNotification(getString(R.string.initial_connection_failure_message))
+                            didShowFailedHandshakeNotification = true
+                        }
+                    }
+                    HandshakeStatus.HEALTHY -> {
+                        if(!didShowConnected) {
+                            launchVpnConnectedNotification()
+                            didShowConnected = true
+                        }
+                    }
+                    HandshakeStatus.UNHEALTHY -> {
+                        if(!didShowFailedHandshakeNotification) {
+                            launchVpnConnectionFailedNotification(getString(R.string.lost_connection_failure_message))
+                            didShowFailedHandshakeNotification = true
+                        }
+                    }
+                }
+            }
+        }
     }
 
     override fun stopService(extras : Bundle?) {
@@ -61,7 +90,7 @@ class WireGuardTunnelService : ForegroundService() {
         stopSelf()
     }
 
-    private fun launchVpnConnectedNotification(tunnelName : String) {
+    private fun launchVpnConnectedNotification() {
         val notification = notificationService.createNotification(
             channelId = getString(R.string.vpn_channel_id),
             channelName = getString(R.string.vpn_channel_name),
@@ -72,6 +101,22 @@ class WireGuardTunnelService : ForegroundService() {
         )
         super.startForeground(foregroundId, notification)
     }
+
+    private fun launchVpnConnectionFailedNotification(message : String) {
+        val notification = notificationService.createNotification(
+            channelId = getString(R.string.vpn_channel_id),
+            channelName = getString(R.string.vpn_channel_name),
+            action = PendingIntent.getBroadcast(this,0,Intent(this, NotificationActionReceiver::class.java),PendingIntent.FLAG_IMMUTABLE),
+            actionText = getString(R.string.restart),
+            title = getString(R.string.vpn_connection_failed),
+            onGoing = false,
+            showTimestamp = true,
+            description = message
+        )
+        super.startForeground(foregroundId, notification)
+    }
+
+
     private fun cancelJob() {
         if(this::job.isInitialized) {
             job.cancel()

app/src/main/java/com/zaneschepke/wireguardautotunnel/service/network/BaseNetworkService.kt

@@ -1,6 +1,5 @@
 package com.zaneschepke.wireguardautotunnel.service.network
 
-import android.app.Service
 import android.content.Context
 import android.net.ConnectivityManager
 import android.net.Network
@@ -10,12 +9,10 @@ import android.net.wifi.SupplicantState
 import android.net.wifi.WifiInfo
 import android.net.wifi.WifiManager
 import android.os.Build
-import dagger.hilt.android.qualifiers.ApplicationContext
 import kotlinx.coroutines.channels.awaitClose
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.callbackFlow
 import kotlinx.coroutines.flow.map
-import javax.inject.Inject
 
 
 abstract class BaseNetworkService<T : BaseNetworkService<T>>(val context: Context, networkCapability : Int) : NetworkService<T> {

app/src/main/java/com/zaneschepke/wireguardautotunnel/service/notification/NotificationService.kt

@@ -2,12 +2,15 @@ package com.zaneschepke.wireguardautotunnel.service.notification
 
 import android.app.Notification
 import android.app.NotificationManager
+import android.app.PendingIntent
 
 interface NotificationService {
     fun createNotification(
         channelId: String,
         channelName: String,
         title: String = "",
+        action: PendingIntent? = null,
+        actionText: String? = null,
         description: String,
         showTimestamp : Boolean = false,
         importance: Int = NotificationManager.IMPORTANCE_HIGH,

app/src/main/java/com/zaneschepke/wireguardautotunnel/service/notification/WireGuardNotification.kt

@@ -20,13 +20,15 @@ class WireGuardNotification @Inject constructor(@ApplicationContext private val
         channelId: String,
         channelName: String,
         title: String,
+        action: PendingIntent?,
+        actionText: String?,
         description: String,
         showTimestamp: Boolean,
         importance: Int,
         vibration: Boolean,
         onGoing: Boolean,
         lights: Boolean
-    ) : Notification {
+    ): Notification {
         val channel = NotificationChannel(
             channelId,
             channelName,
@@ -42,7 +44,12 @@ class WireGuardNotification @Inject constructor(@ApplicationContext private val
         notificationManager.createNotificationChannel(channel)
         val pendingIntent: PendingIntent =
             Intent(context, MainActivity::class.java).let { notificationIntent ->
-                PendingIntent.getActivity(context, 0, notificationIntent, PendingIntent.FLAG_IMMUTABLE)
+                PendingIntent.getActivity(
+                    context,
+                    0,
+                    notificationIntent,
+                    PendingIntent.FLAG_IMMUTABLE
+                )
             }
 
         val builder: Notification.Builder =
@@ -50,14 +57,21 @@ class WireGuardNotification @Inject constructor(@ApplicationContext private val
                 context,
                 channelId
             )
-
-        return builder
-            .setContentTitle(title)
-            .setContentText(description)
-            .setContentIntent(pendingIntent)
-            .setOngoing(onGoing)
-            .setShowWhen(showTimestamp)
-            .setSmallIcon(R.mipmap.ic_launcher_foreground)
-            .build()
+        return builder.let {
+            if(action != null && actionText != null) {
+                //TODO find a not deprecated way to do this
+                it.addAction(
+                    Notification.Action.Builder(0, actionText, action)
+                        .build())
+                    it.setAutoCancel(true)
+            }
+                it.setContentTitle(title)
+                .setContentText(description)
+                .setContentIntent(pendingIntent)
+                .setOngoing(onGoing)
+                .setShowWhen(showTimestamp)
+                .setSmallIcon(R.mipmap.ic_launcher_foreground)
+                .build()
+        }
     }
 }

app/src/main/java/com/zaneschepke/wireguardautotunnel/service/tunnel/HandshakeStatus.kt

@@ -0,0 +1,14 @@
+package com.zaneschepke.wireguardautotunnel.service.tunnel
+
+enum class HandshakeStatus {
+    HEALTHY,
+    UNHEALTHY,
+    NEVER_CONNECTED,
+    NOT_STARTED;
+
+    companion object {
+        private const val WG_TYPICAL_HANDSHAKE_INTERVAL_WHEN_HEALTHY_SEC = 120
+        const val UNHEALTHY_TIME_LIMIT_SEC = WG_TYPICAL_HANDSHAKE_INTERVAL_WHEN_HEALTHY_SEC + 60
+        const val NEVER_CONNECTED_TO_UNHEALTHY_TIME_LIMIT_SEC = 30
+    }
+}

app/src/main/java/com/zaneschepke/wireguardautotunnel/service/tunnel/VpnService.kt

@@ -1,6 +1,8 @@
 package com.zaneschepke.wireguardautotunnel.service.tunnel
 
+import com.wireguard.android.backend.Statistics
 import com.wireguard.android.backend.Tunnel
+import com.wireguard.crypto.Key
 import com.zaneschepke.wireguardautotunnel.service.tunnel.model.TunnelConfig
 import kotlinx.coroutines.flow.SharedFlow
 
@@ -9,5 +11,8 @@ interface VpnService : Tunnel {
     suspend fun stopTunnel()
     val state : SharedFlow<Tunnel.State>
     val tunnelName : SharedFlow<String>
+    val statistics : SharedFlow<Statistics>
+    val lastHandshake : SharedFlow<Map<Key,Long>>
+    val handshakeStatus : SharedFlow<HandshakeStatus>
     fun getState() : Tunnel.State
 }

app/src/main/java/com/zaneschepke/wireguardautotunnel/service/tunnel/WireGuardTunnel.kt

@@ -2,27 +2,51 @@ package com.zaneschepke.wireguardautotunnel.service.tunnel
 
 import com.wireguard.android.backend.Backend
 import com.wireguard.android.backend.BackendException
+import com.wireguard.android.backend.Statistics
 import com.wireguard.android.backend.Tunnel
+import com.wireguard.crypto.Key
 import com.zaneschepke.wireguardautotunnel.service.tunnel.model.TunnelConfig
+import com.zaneschepke.wireguardautotunnel.util.NumberUtils
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
 import kotlinx.coroutines.channels.BufferOverflow
+import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.SharedFlow
 import kotlinx.coroutines.flow.asSharedFlow
 import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.launch
 import timber.log.Timber
 import javax.inject.Inject
 
 
-class WireGuardTunnel @Inject constructor(private val backend : Backend) : VpnService {
+class WireGuardTunnel @Inject constructor(private val backend : Backend,
+) : VpnService {
 
     private val _tunnelName = MutableStateFlow("")
     override val tunnelName get() = _tunnelName.asStateFlow()
+
     private val _state = MutableSharedFlow<Tunnel.State>(
-        replay = 1,
-        onBufferOverflow = BufferOverflow.SUSPEND,
-        extraBufferCapacity = 1)
+        replay = 1)
+
+    private val _handshakeStatus = MutableSharedFlow<HandshakeStatus>(replay = 1,
+        onBufferOverflow = BufferOverflow.DROP_OLDEST)
     override val state get() = _state.asSharedFlow()
 
+    private val _statistics = MutableSharedFlow<Statistics>(replay = 1)
+    override val statistics get() = _statistics.asSharedFlow()
+
+    private val _lastHandshake = MutableSharedFlow<Map<Key, Long>>(replay = 1)
+    override val lastHandshake get() = _lastHandshake.asSharedFlow()
+
+    override val handshakeStatus: SharedFlow<HandshakeStatus>
+        get() = _handshakeStatus.asSharedFlow()
+
+    private lateinit var statsJob : Job
+
+
     override suspend fun startTunnel(tunnelConfig: TunnelConfig) : Tunnel.State{
         return try {
             if(getState() == Tunnel.State.UP && _tunnelName.value != tunnelConfig.name) {
@@ -60,6 +84,46 @@ class WireGuardTunnel @Inject constructor(private val backend : Backend) : VpnSe
     }
 
     override fun onStateChange(state : Tunnel.State) {
+        val tunnel = this;
         _state.tryEmit(state)
+        if(state == Tunnel.State.UP) {
+            statsJob = CoroutineScope(Dispatchers.IO).launch {
+                val handshakeMap = HashMap<Key, Long>()
+                var neverHadHandshakeCounter = 0
+                while (true) {
+                    val statistics = backend.getStatistics(tunnel)
+                    _statistics.emit(statistics)
+                    statistics.peers().forEach {
+                        val handshakeEpoch = statistics.peer(it)?.latestHandshakeEpochMillis ?: 0L
+                        handshakeMap[it] = handshakeEpoch
+                        if(handshakeEpoch == 0L) {
+                            if(neverHadHandshakeCounter >= HandshakeStatus.NEVER_CONNECTED_TO_UNHEALTHY_TIME_LIMIT_SEC) {
+                                _handshakeStatus.emit(HandshakeStatus.NEVER_CONNECTED)
+                            } else {
+                                _handshakeStatus.emit(HandshakeStatus.NOT_STARTED)
+                            }
+                            if(neverHadHandshakeCounter <= HandshakeStatus.NEVER_CONNECTED_TO_UNHEALTHY_TIME_LIMIT_SEC) {
+                                neverHadHandshakeCounter++
+                            }
+                            return@forEach
+                        }
+                        if(NumberUtils.getSecondsBetweenTimestampAndNow(handshakeEpoch) >= HandshakeStatus.UNHEALTHY_TIME_LIMIT_SEC) {
+                            _handshakeStatus.emit(HandshakeStatus.UNHEALTHY)
+                        } else {
+                            _handshakeStatus.emit(HandshakeStatus.HEALTHY)
+                        }
+                    }
+                    _lastHandshake.emit(handshakeMap)
+                    delay(1000)
+                }
+            }
+        }
+        if(state == Tunnel.State.DOWN) {
+            if(this::statsJob.isInitialized) {
+                statsJob.cancel()
+            }
+            _handshakeStatus.tryEmit(HandshakeStatus.NOT_STARTED)
+            _lastHandshake.tryEmit(emptyMap())
+        }
     }
 }

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

@@ -14,7 +14,6 @@ import androidx.compose.animation.ExperimentalAnimationApi
 import androidx.compose.animation.core.tween
 import androidx.compose.animation.fadeIn
 import androidx.compose.animation.slideInHorizontally
-import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.SnackbarHost
 import androidx.compose.material3.SnackbarHostState
@@ -34,6 +33,7 @@ import com.zaneschepke.wireguardautotunnel.R
 import com.zaneschepke.wireguardautotunnel.ui.common.PermissionRequestFailedScreen
 import com.zaneschepke.wireguardautotunnel.ui.common.navigation.BottomNavBar
 import com.zaneschepke.wireguardautotunnel.ui.screens.config.ConfigScreen
+import com.zaneschepke.wireguardautotunnel.ui.screens.detail.DetailScreen
 import com.zaneschepke.wireguardautotunnel.ui.screens.main.MainScreen
 import com.zaneschepke.wireguardautotunnel.ui.screens.settings.SettingsScreen
 import com.zaneschepke.wireguardautotunnel.ui.screens.support.SupportScreen
@@ -44,7 +44,7 @@ import dagger.hilt.android.AndroidEntryPoint
 @AndroidEntryPoint
 class MainActivity : AppCompatActivity() {
 
-    @OptIn(ExperimentalAnimationApi::class, ExperimentalMaterial3Api::class,
+    @OptIn(ExperimentalAnimationApi::class,
         ExperimentalPermissionsApi::class
     )
     override fun onCreate(savedInstanceState: Bundle?) {
@@ -164,6 +164,9 @@ class MainActivity : AppCompatActivity() {
                         composable("${Routes.Config.name}/{id}", enterTransition = {
                             fadeIn(animationSpec = tween(1000))
                         }) { ConfigScreen(padding = padding, navController = navController, id = it.arguments?.getString("id"))}
+                        composable("${Routes.Detail.name}/{id}", enterTransition = {
+                            fadeIn(animationSpec = tween(1000))
+                        }) { DetailScreen(padding = padding, id = it.arguments?.getString("id")) }
                     }
                 }
             }

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

@@ -10,7 +10,8 @@ enum class Routes {
     Main,
     Settings,
     Support,
-    Config;
+    Config,
+    Detail;
 
 
     companion object {

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

@@ -7,20 +7,24 @@ import androidx.compose.foundation.layout.Box
 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.Icon
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.unit.dp
 
 @OptIn(ExperimentalFoundationApi::class)
 @Composable
-fun RowListItem(text : String, onHold : () -> Unit, rowButton : @Composable() () -> Unit ) {
+fun RowListItem(leadingIcon : ImageVector? = null, leadingIconColor : Color = Color.Gray, text : String, onHold : () -> Unit, onClick: () -> Unit, rowButton : @Composable() () -> Unit ) {
     Box(
         modifier = Modifier
             .combinedClickable(
                 onClick = {
-
+                    onClick()
                 },
                 onLongClick = {
                     onHold()
@@ -34,7 +38,17 @@ fun RowListItem(text : String, onHold : () -> Unit, rowButton : @Composable() ()
             verticalAlignment = Alignment.CenterVertically,
             horizontalArrangement = Arrangement.SpaceBetween
         ) {
-            Text(text)
+            Row(verticalAlignment = Alignment.CenterVertically,) {
+                if(leadingIcon != null) {
+                    Icon(
+                        leadingIcon, "status",
+                        tint = leadingIconColor,
+                        modifier =  Modifier.padding(end = 10.dp).size(15.dp)
+                    )
+                }
+                Text(text)
+            }
+
             rowButton()
         }
     }

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

@@ -3,10 +3,8 @@ package com.zaneschepke.wireguardautotunnel.ui.screens.config
 import android.widget.Toast
 import androidx.compose.foundation.Image
 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.fillMaxHeight
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
@@ -72,127 +70,162 @@ fun ConfigScreen(
     }
 
     if(tunnel != null) {
-        Column(
+        LazyColumn(
             horizontalAlignment = Alignment.Start,
             verticalArrangement = Arrangement.Top,
             modifier = Modifier
                 .fillMaxSize()
                 .padding(padding)
         ) {
-            Row(
-                modifier = Modifier
-                    .fillMaxWidth()
-                    .padding(horizontal = 20.dp, vertical = 7.dp),
-                verticalAlignment = Alignment.CenterVertically,
-                horizontalArrangement = Arrangement.SpaceBetween
-            ) {
-                OutlinedTextField(
-                    value = tunnelName.value,
-                    onValueChange = {
-                        viewModel.onTunnelNameChange(it)
-                    },
-                    label = { Text(stringResource(id = R.string.tunnel_name)) },
-                    maxLines = 1,
-                    keyboardOptions = KeyboardOptions(
-                        capitalization = KeyboardCapitalization.None,
-                        imeAction = ImeAction.Done
-                    ),
-                    keyboardActions = KeyboardActions(
-                        onDone = {
-                            focusManager.clearFocus()
-                            keyboardController?.hide()
-                            viewModel.onTunnelNameChange(tunnelName.value)
-                        }
-                    ),
-                )
-            }
-            Row(
-                modifier = Modifier
-                    .fillMaxWidth()
-                    .padding(horizontal = 20.dp, vertical = 7.dp),
-                verticalAlignment = Alignment.CenterVertically,
-                horizontalArrangement = Arrangement.SpaceBetween
-            ) {
-                Text(stringResource(id = R.string.tunnel_all))
-                Switch(
-                    checked = allApplications,
-                    onCheckedChange = {
-                        viewModel.onAllApplicationsChange(!allApplications)
-                    }
-                )
-            }
-            if(!allApplications) {
-                Row(modifier = Modifier
-                    .fillMaxWidth()
-                    .padding(horizontal = 20.dp, vertical = 7.dp),
+            item {
+                Row(
+                    modifier = Modifier
+                        .fillMaxWidth()
+                        .padding(horizontal = 20.dp, vertical = 7.dp),
                     verticalAlignment = Alignment.CenterVertically,
-                    horizontalArrangement = Arrangement.SpaceBetween) {
-                    Row(verticalAlignment = Alignment.CenterVertically,
-                        horizontalArrangement = Arrangement.SpaceBetween){
-                        Text(stringResource(id = R.string.include))
-                        Checkbox(
-                            checked = include,
-                            onCheckedChange = {
-                                viewModel.onIncludeChange(!include)
+                    horizontalArrangement = Arrangement.SpaceBetween
+                ) {
+                    OutlinedTextField(
+                        value = tunnelName.value,
+                        onValueChange = {
+                            viewModel.onTunnelNameChange(it)
+                        },
+                        label = { Text(stringResource(id = R.string.tunnel_name)) },
+                        maxLines = 1,
+                        keyboardOptions = KeyboardOptions(
+                            capitalization = KeyboardCapitalization.None,
+                            imeAction = ImeAction.Done
+                        ),
+                        keyboardActions = KeyboardActions(
+                            onDone = {
+                                focusManager.clearFocus()
+                                keyboardController?.hide()
+                                viewModel.onTunnelNameChange(tunnelName.value)
                             }
-                        )
-                    }
-                    Row(verticalAlignment = Alignment.CenterVertically,
-                        horizontalArrangement = Arrangement.SpaceBetween){
-                        Text(stringResource(id = R.string.exclude))
-                        Checkbox(
-                            checked = !include,
-                            onCheckedChange = {
-                                viewModel.onIncludeChange(!include)
-                            }
-                        )
-                    }
+                        ),
+                    )
                 }
-                LazyColumn(modifier = Modifier
-                    .fillMaxWidth()
-                    .fillMaxHeight(.75f)
-                    .padding(horizontal = 14.dp, vertical = 7.dp),
-                    verticalArrangement = Arrangement.Center,
-                    horizontalAlignment = Alignment.Start) {
+            }
+            item {
+                Row(
+                    modifier = Modifier
+                        .fillMaxWidth()
+                        .padding(horizontal = 20.dp, vertical = 7.dp),
+                    verticalAlignment = Alignment.CenterVertically,
+                    horizontalArrangement = Arrangement.SpaceBetween
+                ) {
+                    Text(stringResource(id = R.string.tunnel_all))
+                    Switch(
+                        checked = allApplications,
+                        onCheckedChange = {
+                            viewModel.onAllApplicationsChange(!allApplications)
+                        }
+                    )
+                }
+            }
+                if (!allApplications) {
+                    item {
+                        Row(
+                            modifier = Modifier
+                                .fillMaxWidth()
+                                .padding(horizontal = 20.dp, vertical = 7.dp),
+                            verticalAlignment = Alignment.CenterVertically,
+                            horizontalArrangement = Arrangement.SpaceBetween
+                        ) {
+                            Row(
+                                verticalAlignment = Alignment.CenterVertically,
+                                horizontalArrangement = Arrangement.SpaceBetween
+                            ) {
+                                Text(stringResource(id = R.string.include))
+                                Checkbox(
+                                    checked = include,
+                                    onCheckedChange = {
+                                        viewModel.onIncludeChange(!include)
+                                    }
+                                )
+                            }
+                            Row(
+                                verticalAlignment = Alignment.CenterVertically,
+                                horizontalArrangement = Arrangement.SpaceBetween
+                            ) {
+                                Text(stringResource(id = R.string.exclude))
+                                Checkbox(
+                                    checked = !include,
+                                    onCheckedChange = {
+                                        viewModel.onIncludeChange(!include)
+                                    }
+                                )
+                            }
+                        }
+                    }
+//                    LazyColumn(
+//                        modifier = Modifier
+//                            .fillMaxWidth()
+//                            .fillMaxHeight(.75f)
+//                            .padding(horizontal = 14.dp, vertical = 7.dp),
+//                        verticalArrangement = Arrangement.Center,
+//                        horizontalAlignment = Alignment.Start
+//                    ) {
                     items(packages) { pack ->
-                        Row(verticalAlignment = Alignment.CenterVertically,
-                            horizontalArrangement = Arrangement.SpaceBetween) {
+                        Row(
+                            verticalAlignment = Alignment.CenterVertically,
+                            horizontalArrangement = Arrangement.SpaceBetween
+                        ) {
                             Row(
                                 horizontalArrangement = Arrangement.Center,
                                 verticalAlignment = Alignment.CenterVertically,
                                 modifier = Modifier.padding(5.dp)
                             ) {
-                                val drawable = pack.applicationInfo?.loadIcon(context.packageManager)
-                                if(drawable != null) {
-                                    Image(painter = DrawablePainter(drawable), stringResource(id = R.string.icon), modifier = Modifier.size(50.dp, 50.dp))
+                                val drawable =
+                                    pack.applicationInfo?.loadIcon(context.packageManager)
+                                if (drawable != null) {
+                                    Image(
+                                        painter = DrawablePainter(drawable),
+                                        stringResource(id = R.string.icon),
+                                        modifier = Modifier.size(50.dp, 50.dp)
+                                    )
                                 } else {
-                                    Icon(Icons.Rounded.Android, stringResource(id = R.string.edit), modifier = Modifier.size(50.dp, 50.dp))
+                                    Icon(
+                                        Icons.Rounded.Android,
+                                        stringResource(id = R.string.edit),
+                                        modifier = Modifier.size(50.dp, 50.dp)
+                                    )
                                 }
-                                Text(pack.applicationInfo.loadLabel(context.packageManager).toString(), modifier = Modifier.padding(5.dp))
+                                Text(
+                                    pack.applicationInfo.loadLabel(context.packageManager)
+                                        .toString(), modifier = Modifier.padding(5.dp)
+                                )
                             }
                             Checkbox(
                                 checked = (checkedPackages.contains(pack.packageName)),
                                 onCheckedChange = {
-                                    if(it) viewModel.onAddCheckedPackage(pack.packageName) else viewModel.onRemoveCheckedPackage(pack.packageName)
+                                    if (it) viewModel.onAddCheckedPackage(pack.packageName) else viewModel.onRemoveCheckedPackage(
+                                        pack.packageName
+                                    )
                                 }
                             )
                         }
                     }
                 }
-            }
-            Row(
-                horizontalArrangement = Arrangement.Center,
-                verticalAlignment = Alignment.CenterVertically,
-                modifier = Modifier.fillMaxWidth()
-            ) {
-                Button(onClick = {
-                    scope.launch {
-                        viewModel.onSaveAllChanges()
-                        Toast.makeText(context, context.resources.getString(R.string.config_changes_saved), Toast.LENGTH_LONG).show()
-                        navController.navigate(Routes.Main.name)
+            item {
+                Row(
+                    horizontalArrangement = Arrangement.Center,
+                    verticalAlignment = Alignment.CenterVertically,
+                    modifier = Modifier.fillMaxWidth()
+                ) {
+                    Button(onClick = {
+                        scope.launch {
+                            viewModel.onSaveAllChanges()
+                            Toast.makeText(
+                                context,
+                                context.resources.getString(R.string.config_changes_saved),
+                                Toast.LENGTH_LONG
+                            ).show()
+                            navController.navigate(Routes.Main.name)
+                        }
+                    }, Modifier.padding(25.dp)) {
+                        Text(stringResource(id = R.string.save_changes))
                     }
-                }, Modifier.padding(25.dp)) {
-                    Text(stringResource(id = R.string.save_changes))
                 }
             }
         }

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

@@ -9,6 +9,7 @@ import androidx.compose.runtime.mutableStateListOf
 import androidx.compose.runtime.toMutableStateList
 import androidx.lifecycle.ViewModel
 import com.zaneschepke.wireguardautotunnel.repository.Repository
+import com.zaneschepke.wireguardautotunnel.service.tunnel.model.Settings
 import com.zaneschepke.wireguardautotunnel.service.tunnel.model.TunnelConfig
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.flow.MutableStateFlow
@@ -18,7 +19,8 @@ import javax.inject.Inject
 
 @HiltViewModel
 class ConfigViewModel @Inject constructor(private val application : Application,
-                                          private val tunnelRepo : Repository<TunnelConfig>) : ViewModel() {
+                                          private val tunnelRepo : Repository<TunnelConfig>,
+                                          private val settingsRepo : Repository<Settings>) : ViewModel() {
 
     private val _tunnel = MutableStateFlow<TunnelConfig?>(null)
     private val _tunnelName = MutableStateFlow("")
@@ -127,6 +129,17 @@ class ConfigViewModel @Inject constructor(private val application : Application,
                 wgQuick = wgQuick
             )?.let {
                 tunnelRepo.save(it)
+                val settings = settingsRepo.getAll()
+                if(settings != null) {
+                    val setting = settings[0]
+                    if(setting.defaultTunnel != null) {
+                        if(it.id == TunnelConfig.from(setting.defaultTunnel!!).id) {
+                            settingsRepo.save(setting.copy(
+                                defaultTunnel = it.toString()
+                            ))
+                        }
+                    }
+                }
             }
         }
     }

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

@@ -0,0 +1,139 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.detail
+
+import androidx.compose.foundation.clickable
+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.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material3.Text
+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.ClipboardManager
+import androidx.compose.ui.platform.LocalClipboardManager
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.AnnotatedString
+import androidx.compose.ui.text.font.FontStyle
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import androidx.hilt.navigation.compose.hiltViewModel
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.util.NumberUtils
+import java.time.Duration
+import java.time.Instant
+
+@Composable
+fun DetailScreen(
+    viewModel: DetailViewModel = hiltViewModel(),
+    padding: PaddingValues,
+    id : String?
+) {
+
+    val clipboardManager: ClipboardManager = LocalClipboardManager.current
+    val tunnelStats by viewModel.tunnelStats.collectAsStateWithLifecycle(null)
+    val tunnel by viewModel.tunnel.collectAsStateWithLifecycle(null)
+    val tunnelName by viewModel.tunnelName.collectAsStateWithLifecycle()
+    val lastHandshake by viewModel.lastHandshake.collectAsStateWithLifecycle(emptyMap())
+
+
+    LaunchedEffect(Unit) {
+        viewModel.getTunnelById(id)
+    }
+
+    if(tunnel != null) {
+        val interfaceKey = tunnel?.`interface`?.keyPair?.publicKey?.toBase64().toString()
+        val addresses = tunnel?.`interface`?.addresses!!.joinToString()
+        val dnsServers = tunnel?.`interface`?.dnsServers!!.joinToString()
+        val optionalMtu = tunnel?.`interface`?.mtu
+        val mtu = if(optionalMtu?.isPresent == true) optionalMtu.get().toString() else "None"
+        Column(
+            horizontalAlignment = Alignment.Start,
+            verticalArrangement = Arrangement.Top,
+            modifier = Modifier
+                .fillMaxSize()
+                .verticalScroll(rememberScrollState())
+                .padding(padding)
+        ) {
+            Row(
+                modifier = Modifier
+                    .fillMaxWidth()
+                    .padding(horizontal = 20.dp, vertical = 7.dp),
+                verticalAlignment = Alignment.CenterVertically,
+                horizontalArrangement = Arrangement.SpaceBetween
+            ) {
+                Column {
+                    Text(stringResource(R.string.config_interface), fontWeight = FontWeight.Bold, fontSize = 20.sp)
+                    Text(stringResource(R.string.name), fontStyle = FontStyle.Italic)
+                    Text(text = tunnelName,  modifier = Modifier.clickable {
+                        clipboardManager.setText(AnnotatedString(tunnelName))
+                    })
+                    Text(stringResource(R.string.public_key), fontStyle = FontStyle.Italic)
+                    Text(text = interfaceKey,  modifier = Modifier.clickable {
+                        clipboardManager.setText(AnnotatedString(interfaceKey))
+                    })
+                    Text(stringResource(R.string.addresses), fontStyle = FontStyle.Italic)
+                    Text(text = addresses,  modifier = Modifier.clickable {
+                        clipboardManager.setText(AnnotatedString(addresses))
+                    })
+                    Text(stringResource(R.string.dns_servers), fontStyle = FontStyle.Italic)
+                    Text(text = dnsServers,  modifier = Modifier.clickable {
+                        clipboardManager.setText(AnnotatedString(dnsServers))
+                    })
+                    Text(stringResource(R.string.mtu), fontStyle = FontStyle.Italic)
+                    Text(text = mtu,  modifier = Modifier.clickable {
+                        clipboardManager.setText(AnnotatedString(mtu))
+                    })
+                    Box(modifier = Modifier.padding(10.dp))
+                    tunnel?.peers?.forEach{
+                        val peerKey = it.publicKey.toBase64().toString()
+                        val allowedIps = it.allowedIps.joinToString()
+                        val endpoint = if(it.endpoint.isPresent) it.endpoint.get().toString() else "None"
+                        Text(stringResource(R.string.peer), fontWeight = FontWeight.Bold, fontSize = 20.sp)
+                        Text(stringResource(R.string.public_key), fontStyle = FontStyle.Italic)
+                        Text(text = peerKey,  modifier = Modifier.clickable {
+                            clipboardManager.setText(AnnotatedString(peerKey))
+                        })
+                        Text(stringResource(id = R.string.allowed_ips), fontStyle = FontStyle.Italic)
+                        Text(text = allowedIps,  modifier = Modifier.clickable {
+                            clipboardManager.setText(AnnotatedString(allowedIps))
+                        })
+                        Text(stringResource(R.string.endpoint), fontStyle = FontStyle.Italic)
+                        Text(text = endpoint,  modifier = Modifier.clickable {
+                            clipboardManager.setText(AnnotatedString(endpoint))
+                        })
+                        if (tunnelStats != null) {
+                            val totalRx = tunnelStats?.totalRx() ?: 0
+                            val totalTx = tunnelStats?.totalTx() ?: 0
+                            if((totalRx + totalTx != 0L))  {
+                                val rxKB = NumberUtils.bytesToKB(tunnelStats!!.totalRx())
+                                val txKB = NumberUtils.bytesToKB(tunnelStats!!.totalTx())
+                                Text(stringResource(R.string.transfer), fontStyle = FontStyle.Italic)
+                                Text("rx: ${NumberUtils.formatDecimalTwoPlaces(rxKB)} KB tx: ${NumberUtils.formatDecimalTwoPlaces(txKB)} KB")
+                                Text(stringResource(R.string.last_handshake), fontStyle = FontStyle.Italic)
+                                val handshakeEpoch = lastHandshake[it.publicKey]
+                                if(handshakeEpoch != null) {
+                                    if(handshakeEpoch == 0L) {
+                                        Text("Never")
+                                    } else {
+                                        val time = Instant.ofEpochMilli(handshakeEpoch)
+                                        Text("${Duration.between(time, Instant.now()).seconds} seconds ago")
+                                    }
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+}

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

@@ -0,0 +1,45 @@
+package com.zaneschepke.wireguardautotunnel.ui.screens.detail
+
+import androidx.lifecycle.ViewModel
+import com.wireguard.config.Config
+import com.zaneschepke.wireguardautotunnel.repository.Repository
+import com.zaneschepke.wireguardautotunnel.service.tunnel.VpnService
+import com.zaneschepke.wireguardautotunnel.service.tunnel.model.TunnelConfig
+import dagger.hilt.android.lifecycle.HiltViewModel
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import timber.log.Timber
+import javax.inject.Inject
+
+@HiltViewModel
+class DetailViewModel @Inject constructor(private val tunnelRepo : Repository<TunnelConfig>, private val vpnService : VpnService
+
+) : ViewModel() {
+
+    private val _tunnel = MutableStateFlow<Config?>(null)
+    val tunnel get() = _tunnel.asStateFlow()
+
+    private val _tunnelName = MutableStateFlow<String>("")
+    val tunnelName = _tunnelName.asStateFlow()
+    val tunnelStats get() = vpnService.statistics
+    val lastHandshake get() = vpnService.lastHandshake
+
+    private var config : TunnelConfig? = null
+
+    suspend fun getTunnelById(id : String?) : TunnelConfig? {
+        return try {
+            if(id != null) {
+               config = tunnelRepo.getById(id.toLong())
+                if (config != null) {
+                    _tunnel.emit(TunnelConfig.configFromQuick(config!!.wgQuick))
+                    _tunnelName.emit(config!!.name)
+                }
+                return config
+            }
+            return null
+        } catch (e : Exception) {
+            Timber.e(e.message)
+            null
+        }
+    }
+}

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

@@ -3,6 +3,9 @@ package com.zaneschepke.wireguardautotunnel.ui.screens.main
 import android.annotation.SuppressLint
 import androidx.activity.compose.rememberLauncherForActivityResult
 import androidx.activity.result.contract.ActivityResultContracts
+import androidx.compose.animation.AnimatedVisibility
+import androidx.compose.animation.slideInVertically
+import androidx.compose.animation.slideOutVertically
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.gestures.detectTapGestures
 import androidx.compose.foundation.layout.Arrangement
@@ -19,6 +22,7 @@ import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.FileOpen
 import androidx.compose.material.icons.filled.QrCode
 import androidx.compose.material.icons.rounded.Add
+import androidx.compose.material.icons.rounded.Circle
 import androidx.compose.material.icons.rounded.Delete
 import androidx.compose.material.icons.rounded.Edit
 import androidx.compose.material3.Divider
@@ -42,11 +46,16 @@ import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.geometry.Offset
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.hapticfeedback.HapticFeedbackType
+import androidx.compose.ui.input.nestedscroll.NestedScrollConnection
+import androidx.compose.ui.input.nestedscroll.NestedScrollSource
+import androidx.compose.ui.input.nestedscroll.nestedScroll
 import androidx.compose.ui.input.pointer.pointerInput
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.platform.LocalHapticFeedback
@@ -58,29 +67,52 @@ import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import androidx.navigation.NavController
 import com.wireguard.android.backend.Tunnel
 import com.zaneschepke.wireguardautotunnel.R
+import com.zaneschepke.wireguardautotunnel.service.tunnel.HandshakeStatus
 import com.zaneschepke.wireguardautotunnel.service.tunnel.model.TunnelConfig
 import com.zaneschepke.wireguardautotunnel.ui.Routes
 import com.zaneschepke.wireguardautotunnel.ui.common.RowListItem
+import com.zaneschepke.wireguardautotunnel.ui.theme.brickRed
+import com.zaneschepke.wireguardautotunnel.ui.theme.mint
 import kotlinx.coroutines.launch
 
 @SuppressLint("UnusedMaterial3ScaffoldPaddingParameter")
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
-fun MainScreen(viewModel: MainViewModel = hiltViewModel(), padding : PaddingValues,
-               snackbarHostState : SnackbarHostState, navController: NavController) {
+fun MainScreen(
+    viewModel: MainViewModel = hiltViewModel(), padding: PaddingValues,
+    snackbarHostState: SnackbarHostState, navController: NavController
+) {
 
     val haptic = LocalHapticFeedback.current
     val context = LocalContext.current
+    val isVisible = rememberSaveable { mutableStateOf(true) }
     val scope = rememberCoroutineScope()
 
     val sheetState = rememberModalBottomSheetState()
     var showBottomSheet by remember { mutableStateOf(false) }
     val tunnels by viewModel.tunnels.collectAsStateWithLifecycle(mutableListOf())
+    val handshakeStatus by viewModel.handshakeStatus.collectAsStateWithLifecycle(HandshakeStatus.NOT_STARTED)
     val viewState = viewModel.viewState.collectAsStateWithLifecycle()
     var selectedTunnel by remember { mutableStateOf<TunnelConfig?>(null) }
     val state by viewModel.state.collectAsStateWithLifecycle(Tunnel.State.DOWN)
     val tunnelName by viewModel.tunnelName.collectAsStateWithLifecycle("")
 
+    // Nested scroll for control FAB
+    val nestedScrollConnection = remember {
+        object : NestedScrollConnection {
+            override fun onPreScroll(available: Offset, source: NestedScrollSource): Offset {
+                // Hide FAB
+                if (available.y < -1) {
+                    isVisible.value = false
+                }
+                // Show FAB
+                if (available.y > 1) {
+                    isVisible.value = true
+                }
+                return Offset.Zero
+            }
+        }
+    }
 
     LaunchedEffect(viewState.value) {
         if (viewState.value.showSnackbarMessage) {
@@ -111,20 +143,26 @@ fun MainScreen(viewModel: MainViewModel = hiltViewModel(), padding : PaddingValu
             })
         },
         floatingActionButtonPosition = FabPosition.End,
-        floatingActionButton = {
-            FloatingActionButton(
-                modifier = Modifier.padding(bottom = 90.dp),
-                onClick = {
-                    showBottomSheet = true
-                },
-                containerColor = MaterialTheme.colorScheme.secondary,
-                shape = RoundedCornerShape(16.dp),
+        floatingActionButton =  {
+            AnimatedVisibility(
+                visible = isVisible.value,
+                enter = slideInVertically(initialOffsetY = { it * 2 }),
+                exit = slideOutVertically(targetOffsetY = { it * 2 }),
             ) {
-                Icon(
-                    imageVector = Icons.Rounded.Add,
-                    contentDescription = stringResource(id = R.string.add_tunnel),
-                    tint = Color.DarkGray,
-                )
+                FloatingActionButton(
+                    modifier = Modifier.padding(bottom = 90.dp),
+                    onClick = {
+                        showBottomSheet = true
+                    },
+                    containerColor = MaterialTheme.colorScheme.secondary,
+                    shape = RoundedCornerShape(16.dp),
+                ) {
+                    Icon(
+                        imageVector = Icons.Rounded.Add,
+                        contentDescription = stringResource(id = R.string.add_tunnel),
+                        tint = Color.DarkGray,
+                    )
+                }
             }
         }
     ) {
@@ -156,8 +194,15 @@ fun MainScreen(viewModel: MainViewModel = hiltViewModel(), padding : PaddingValu
                         }
                         .padding(10.dp)
                 ) {
-                    Icon(Icons.Filled.FileOpen, contentDescription = stringResource(id = R.string.open_file), modifier = Modifier.padding(10.dp))
-                    Text(stringResource(id = R.string.add_from_file), modifier = Modifier.padding(10.dp))
+                    Icon(
+                        Icons.Filled.FileOpen,
+                        contentDescription = stringResource(id = R.string.open_file),
+                        modifier = Modifier.padding(10.dp)
+                    )
+                    Text(
+                        stringResource(id = R.string.add_from_file),
+                        modifier = Modifier.padding(10.dp)
+                    )
                 }
                 Divider()
                 Row(modifier = Modifier
@@ -170,8 +215,15 @@ fun MainScreen(viewModel: MainViewModel = hiltViewModel(), padding : PaddingValu
                     }
                     .padding(10.dp)
                 ) {
-                    Icon(Icons.Filled.QrCode, contentDescription = stringResource(id = R.string.qr_scan), modifier = Modifier.padding(10.dp))
-                    Text(stringResource(id = R.string.add_from_qr), modifier = Modifier.padding(10.dp))
+                    Icon(
+                        Icons.Filled.QrCode,
+                        contentDescription = stringResource(id = R.string.qr_scan),
+                        modifier = Modifier.padding(10.dp)
+                    )
+                    Text(
+                        stringResource(id = R.string.add_from_qr),
+                        modifier = Modifier.padding(10.dp)
+                    )
                 }
             }
         }
@@ -183,38 +235,52 @@ fun MainScreen(viewModel: MainViewModel = hiltViewModel(), padding : PaddingValu
                 .padding(padding)
         ) {
 
-            LazyColumn(modifier = Modifier.fillMaxSize()) {
+            LazyColumn(modifier = Modifier.fillMaxSize()
+                .nestedScroll(nestedScrollConnection),) {
                 items(tunnels.toList()) { tunnel ->
-                    RowListItem(text = tunnel.name, onHold = {
-                        if (state == Tunnel.State.UP && tunnel.name == tunnelName) {
-                            scope.launch {
-                                viewModel.showSnackBarMessage(context.resources.getString(R.string.turn_off_tunnel))
+                    RowListItem(leadingIcon = Icons.Rounded.Circle,
+                        leadingIconColor = when (handshakeStatus) {
+                            HandshakeStatus.HEALTHY -> mint
+                            HandshakeStatus.UNHEALTHY -> brickRed
+                            HandshakeStatus.NOT_STARTED -> Color.Gray
+                            HandshakeStatus.NEVER_CONNECTED -> brickRed
+                        },
+                        text = tunnel.name,
+                        onHold = {
+                            if (state == Tunnel.State.UP && tunnel.name == tunnelName) {
+                                scope.launch {
+                                    viewModel.showSnackBarMessage(context.resources.getString(R.string.turn_off_tunnel))
+                                }
+                                return@RowListItem
                             }
-                            return@RowListItem
-                        }
-                        haptic.performHapticFeedback(HapticFeedbackType.LongPress)
-                        selectedTunnel = tunnel;
-                    }, rowButton = {
-                        if (tunnel.id == selectedTunnel?.id) {
-                            Row() {
-                                IconButton(onClick = {
-                                    navController.navigate("${Routes.Config.name}/${selectedTunnel?.id}")
-                                }) {
-                                    Icon(Icons.Rounded.Edit, stringResource(id = R.string.edit))
-                                }
-                                IconButton(onClick = { viewModel.onDelete(tunnel) }) {
-                                    Icon(Icons.Rounded.Delete, stringResource(id = R.string.delete))
+                            haptic.performHapticFeedback(HapticFeedbackType.LongPress)
+                            selectedTunnel = tunnel;
+                        },
+                        onClick = { navController.navigate("${Routes.Detail.name}/${tunnel.id}") },
+                        rowButton = {
+                            if (tunnel.id == selectedTunnel?.id) {
+                                Row() {
+                                    IconButton(onClick = {
+                                        navController.navigate("${Routes.Config.name}/${selectedTunnel?.id}")
+                                    }) {
+                                        Icon(Icons.Rounded.Edit, stringResource(id = R.string.edit))
+                                    }
+                                    IconButton(onClick = { viewModel.onDelete(tunnel) }) {
+                                        Icon(
+                                            Icons.Rounded.Delete,
+                                            stringResource(id = R.string.delete)
+                                        )
+                                    }
                                 }
+                            } else {
+                                Switch(
+                                    checked = (state == Tunnel.State.UP && tunnel.name == tunnelName),
+                                    onCheckedChange = { checked ->
+                                        if (checked) viewModel.onTunnelStart(tunnel) else viewModel.onTunnelStop()
+                                    }
+                                )
                             }
-                        } else {
-                            Switch(
-                                checked = (state == Tunnel.State.UP && tunnel.name == tunnelName),
-                                onCheckedChange = { checked ->
-                                    if (checked) viewModel.onTunnelStart(tunnel) else viewModel.onTunnelStop()
-                                }
-                            )
-                        }
-                    })
+                        })
                 }
             }
         }

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

@@ -42,6 +42,8 @@ class MainViewModel @Inject constructor(private val application : Application,
     val viewState get() = _viewState.asStateFlow()
     val tunnels get() = tunnelRepo.itemFlow
     val state get() = vpnService.state
+
+    val handshakeStatus get() = vpnService.handshakeStatus
     val tunnelName get() = vpnService.tunnelName
     private val _settings = MutableStateFlow(Settings())
     val settings get() = _settings.asStateFlow()
@@ -102,33 +104,34 @@ class MainViewModel @Inject constructor(private val application : Application,
 
     suspend fun onTunnelQRSelected() {
         codeScanner.scan().collect {
-            Timber.d(it)
             if(!it.isNullOrEmpty() && it.contains(application.resources.getString(R.string.config_validation))) {
                 tunnelRepo.save(TunnelConfig(name = defaultConfigName(), wgQuick = it))
+            } else if(!it.isNullOrEmpty() && it.contains(application.resources.getString(R.string.barcode_downloading))) {
+                showSnackBarMessage(application.resources.getString(R.string.barcode_downloading_message))
             } else {
-                showSnackBarMessage("Invalid QR code. Try again.")
+                showSnackBarMessage(application.resources.getString(R.string.barcode_error))
             }
         }
     }
 
     fun onTunnelFileSelected(uri : Uri) {
-        val fileName = getFileName(application.applicationContext, uri)
-        val extension = getFileExtensionFromFileName(fileName)
-        if(extension != ".conf") {
-            viewModelScope.launch {
-                showSnackBarMessage(application.resources.getString(R.string.file_extension_message))
-            }
-            return
-        }
-        val stream = application.applicationContext.contentResolver.openInputStream(uri)
-        stream ?: return
-        val bufferReader = stream.bufferedReader(charset = Charsets.UTF_8)
         try {
-            val config = Config.parse(bufferReader)
-            val tunnelName = getNameFromFileName(fileName)
-            viewModelScope.launch {
-                tunnelRepo.save(TunnelConfig(name = tunnelName, wgQuick = config.toWgQuickString()))
+            val fileName = getFileName(application.applicationContext, uri)
+            val extension = getFileExtensionFromFileName(fileName)
+            if(extension != ".conf") {
+                viewModelScope.launch {
+                    showSnackBarMessage(application.resources.getString(R.string.file_extension_message))
+                }
+                return
             }
+            val stream = application.applicationContext.contentResolver.openInputStream(uri)
+            stream ?: return
+            val bufferReader = stream.bufferedReader(charset = Charsets.UTF_8)
+                val config = Config.parse(bufferReader)
+                val tunnelName = getNameFromFileName(fileName)
+                viewModelScope.launch {
+                    tunnelRepo.save(TunnelConfig(name = tunnelName, wgQuick = config.toWgQuickString()))
+                }
             stream.close()
         } catch(_: BadConfigException) {
             viewModelScope.launch {
@@ -177,6 +180,10 @@ class MainViewModel @Inject constructor(private val application : Application,
     }
 
     private fun getFileExtensionFromFileName(fileName : String) : String {
-        return fileName.substring(fileName.lastIndexOf('.'))
+        return try {
+            fileName.substring(fileName.lastIndexOf('.'))
+        } catch (e : Exception) {
+            ""
+        }
     }
 }

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

@@ -16,8 +16,10 @@ import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.rememberScrollState
 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.filled.Close
 import androidx.compose.material.icons.outlined.Add
@@ -91,6 +93,7 @@ fun SettingsScreen(
     val backgroundLocationState =
         rememberPermissionState(Manifest.permission.ACCESS_BACKGROUND_LOCATION)
     var currentText by remember { mutableStateOf("") }
+    val scrollState = rememberScrollState()
 
     LaunchedEffect(viewState) {
         if (viewState.showSnackbarMessage) {
@@ -120,6 +123,7 @@ fun SettingsScreen(
             verticalArrangement = Arrangement.Top,
             modifier = Modifier
                 .fillMaxSize()
+                .verticalScroll(scrollState)
                 .padding(padding)) {
             Icon(Icons.Rounded.LocationOff, contentDescription = stringResource(id = R.string.map), modifier = Modifier
                 .padding(30.dp)
@@ -178,6 +182,7 @@ fun SettingsScreen(
         verticalArrangement = Arrangement.Top,
         modifier = Modifier
             .fillMaxSize()
+            .verticalScroll(scrollState)
             .clickable(indication = null, interactionSource = interactionSource) {
                 focusManager.clearFocus()
             }

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

@@ -11,6 +11,8 @@ import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
 import androidx.compose.material3.Icon
 import androidx.compose.material3.IconButton
 import androidx.compose.material3.Text
@@ -43,6 +45,7 @@ fun SupportScreen(padding : PaddingValues) {
             verticalArrangement = Arrangement.Top,
             modifier = Modifier
                 .fillMaxSize()
+                .verticalScroll(rememberScrollState())
                 .padding(padding)) {
             Text(stringResource(R.string.support_text), textAlign = TextAlign.Center, modifier = Modifier.padding(30.dp), fontSize = 15.sp)
             Row(

app/src/main/java/com/zaneschepke/wireguardautotunnel/ui/theme/Color.kt

@@ -9,4 +9,9 @@ val virdigris = Color(0xFF5BC0BE)
 
 val Purple40 = Color(0xFF6650a4)
 val PurpleGrey40 = Color(0xFF625b71)
-val Pink40 = Color(0xFFFFFFFF)
+val Pink40 = Color(0xFFFFFFFF)
+
+//status colors
+val brickRed = Color(0xFFCE4257)
+val pinkRed = Color(0xFFEF476F)
+val mint = Color(0xFF52B788)

app/src/main/java/com/zaneschepke/wireguardautotunnel/util/NumberUtils.kt

@@ -0,0 +1,25 @@
+package com.zaneschepke.wireguardautotunnel.util
+
+import java.math.BigDecimal
+import java.text.DecimalFormat
+import java.time.Duration
+import java.time.Instant
+
+object NumberUtils {
+
+    private const val BYTES_IN_KB = 1024L
+
+    fun bytesToKB(bytes : Long) : BigDecimal {
+        return bytes.toBigDecimal().divide(BYTES_IN_KB.toBigDecimal())
+    }
+
+    fun formatDecimalTwoPlaces(bigDecimal: BigDecimal) : String {
+        val df = DecimalFormat("#.##")
+        return df.format(bigDecimal)
+    }
+
+    fun getSecondsBetweenTimestampAndNow(epoch : Long) : Long {
+        val time = Instant.ofEpochMilli(epoch)
+        return Duration.between(time, Instant.now()).seconds
+    }
+}

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

@@ -58,4 +58,23 @@
     <string name="turn_on">Turn on</string>
     <string name="map">Map</string>
     <string name="bad_config">Bad config. Please try again.</string>
+    <string name="config_interface">Interface</string>
+    <string name="public_key">Public key</string>
+    <string name="barcode_downloading">Waiting for the Barcode UI module to be downloaded.</string>
+    <string name="barcode_downloading_message">Barcode module downloading. Try again.</string>
+    <string name="barcode_error">Invalid QR code. Try again.</string>
+    <string name="addresses">Addresses</string>
+    <string name="dns_servers">DNS servers</string>
+    <string name="mtu">MTU</string>
+    <string name="peer">Peer</string>
+    <string name="allowed_ips">Allowed IPs</string>
+    <string name="endpoint">Endpoint</string>
+    <string name="transfer">Transfer</string>
+    <string name="last_handshake">Last handshake</string>
+    <string name="name">Name</string>
+    <string name="restart">Restart Tunnel</string>
+    <string name="vpn_connection_failed">VPN Connection Failed</string>
+    <string name="failed_connection_to">Failed connection to -</string>
+    <string name="initial_connection_failure_message">Attempting to connect to server after 30 seconds of no response.</string>
+    <string name="lost_connection_failure_message">Attempting to reconnect to server after more than one minute of no response.</string>
 </resources>

build.gradle.kts

@@ -2,19 +2,19 @@
 
 buildscript {
     val objectBoxVersion by extra("3.5.1")
-    val hiltVersion by extra("2.44")
+    val hiltVersion by extra("2.47")
     val accompanistVersion by extra("0.31.2-alpha")
 
     dependencies {
         classpath("io.objectbox:objectbox-gradle-plugin:$objectBoxVersion")
         classpath("com.google.gms:google-services:4.3.15")
-        classpath("com.google.firebase:firebase-crashlytics-gradle:2.9.6")
+        classpath("com.google.firebase:firebase-crashlytics-gradle:2.9.7")
     }
 }
 
 plugins {
     id("com.android.application") version "8.2.0-alpha08" apply false
-    id("org.jetbrains.kotlin.android") version "1.8.21"  apply false
+    id("org.jetbrains.kotlin.android") version "1.8.22"  apply false
     id("com.google.dagger.hilt.android") version "2.44" apply false
-    kotlin("plugin.serialization") version "1.8.21" apply false
+    kotlin("plugin.serialization") version "1.8.22" apply false
 }