remove unwanted popBackStack() in error dialog

.idea/appInsightsSettings.xml

@@ -2,5 +2,26 @@
 <project version="4">
   <component name="AppInsightsSettings">
     <option name="selectedTabId" value="Android Vitals" />
+    <option name="tabSettings">
+      <map>
+        <entry key="Firebase Crashlytics">
+          <value>
+            <InsightsFilterSettings>
+              <option name="connection">
+                <ConnectionSetting>
+                  <option name="appId" value="com.cherret.zaprett" />
+                  <option name="mobileSdkAppId" value="1:1005804036856:android:e7db5546b8bb4daf91510d" />
+                  <option name="projectId" value="zaprett-app" />
+                  <option name="projectNumber" value="1005804036856" />
+                </ConnectionSetting>
+              </option>
+              <option name="signal" value="SIGNAL_UNSPECIFIED" />
+              <option name="timeIntervalDays" value="THIRTY_DAYS" />
+              <option name="visibilityType" value="ALL" />
+            </InsightsFilterSettings>
+          </value>
+        </entry>
+      </map>
+    </option>
   </component>
 </project>

app/src/main/java/com/cherret/zaprett/MainActivity.kt

@@ -209,7 +209,7 @@ class MainActivity : ComponentActivity() {
                 startDestination = Screen.home.route,
                 Modifier.padding(innerPadding)
             ) {
-                composable(Screen.home.route) { HomeScreen(viewModel = viewModel, vpnPermissionLauncher) }
+                composable(Screen.home.route) { HomeScreen(viewModel = viewModel,vpnPermissionLauncher) }
                 composable(Screen.hosts.route) { HostsScreen(navController) }
                 composable(Screen.strategies.route) { StrategyScreen(navController) }
                 composable(Screen.ipsets.route) { IpsetsScreen(navController) }

app/src/main/java/com/cherret/zaprett/ui/screen/HomeScreen.kt

@@ -1,9 +1,13 @@
 package com.cherret.zaprett.ui.screen
 
+import android.content.ClipData
+import android.content.ClipboardManager
 import android.content.Context
 import android.content.Intent
 import android.content.SharedPreferences
 import android.net.VpnService
+import android.os.Build
+import android.widget.Toast
 import androidx.activity.result.ActivityResultLauncher
 import androidx.compose.animation.AnimatedVisibility
 import androidx.compose.animation.expandVertically
@@ -65,12 +69,15 @@ import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 import androidx.lifecycle.viewmodel.compose.viewModel
+import androidx.navigation.NavController
 import com.cherret.zaprett.BuildConfig
 import com.cherret.zaprett.R
 import com.cherret.zaprett.data.ServiceStatusUI
 import com.cherret.zaprett.ui.viewmodel.HomeViewModel
 import dev.jeziellago.compose.markdowntext.MarkdownText
 import kotlinx.coroutines.CoroutineScope
+import kotlinx.serialization.SerializationException
+import java.io.IOException
 
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
@@ -89,6 +96,7 @@ fun HomeScreen(viewModel: HomeViewModel = viewModel(), vpnLauncher: ActivityResu
     val nfqwsVer = viewModel.nfqwsVer;
     val byedpiVer = viewModel.byedpiVer;
     val serviceMode = viewModel.serviceMode
+    val error by viewModel.errorFlow.collectAsState()
     LaunchedEffect(Unit) {
         viewModel.checkForUpdate()
         viewModel.checkServiceStatus()
@@ -107,6 +115,37 @@ fun HomeScreen(viewModel: HomeViewModel = viewModel(), vpnLauncher: ActivityResu
         }
     }
 
+    if (error.isNotEmpty()) {
+        AlertDialog(
+            onDismissRequest = {
+                viewModel.clearError()
+            },
+            title = { Text(stringResource(R.string.error_text)) },
+            text = {
+                Text(stringResource(R.string.error_unknown))
+            },
+            dismissButton = {
+                TextButton(onClick = {
+                    val clipboard = context.getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager
+                    val clip: ClipData = ClipData.newPlainText("Error log", error)
+                    clipboard.setPrimaryClip(clip)
+                    if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.S) {
+                        Toast.makeText(context, context.getString(R.string.log_copied), Toast.LENGTH_SHORT).show()
+                    }
+                }) {
+                    Text(stringResource(R.string.btn_copy_log))
+                }
+            },
+            confirmButton = {
+                TextButton(onClick = {
+                    viewModel.clearError()
+                }) {
+                    Text(stringResource(R.string.btn_continue))
+                }
+            }
+        )
+    }
+
     Scaffold(
         topBar = {
             TopAppBar(

app/src/main/java/com/cherret/zaprett/ui/viewmodel/HomeViewModel.kt

@@ -45,6 +45,9 @@ class HomeViewModel(application: Application) : AndroidViewModel(application) {
     private val _serviceStatus = MutableStateFlow(ServiceStatusUI())
     val serviceStatus: StateFlow<ServiceStatusUI> = _serviceStatus.asStateFlow()
 
+    private val _errorFlow = MutableStateFlow("")
+    val errorFlow = _errorFlow.asStateFlow()
+
     var moduleVer = mutableStateOf(context.getString(R.string.unknown_text))
         private set
 
@@ -129,7 +132,10 @@ class HomeViewModel(application: Application) : AndroidViewModel(application) {
                         )
                     )
                 }
-                if (!isEnabled) startService {}
+                if (!isEnabled) startService { error ->
+                    _errorFlow.value = error
+                    onCardClick()
+                }
             }
         } else {
             if (ByeDpiVpnService.status == ServiceStatus.Disconnected || ByeDpiVpnService.status == ServiceStatus.Failed) {
@@ -169,7 +175,10 @@ class HomeViewModel(application: Application) : AndroidViewModel(application) {
                         )
                     )
                 }
-                if (isEnabled) stopService {}
+                if (isEnabled) stopService { error ->
+                    _errorFlow.value = error
+                    onCardClick()
+                }
             }
         } else {
             if (ByeDpiVpnService.status == ServiceStatus.Connected) {
@@ -192,7 +201,10 @@ class HomeViewModel(application: Application) : AndroidViewModel(application) {
 
     fun onBtnRestart(snackbarHostState: SnackbarHostState, scope: CoroutineScope) {
         if (prefs.getBoolean("use_module", false)) {
-            restartService {}
+            restartService { error ->
+                _errorFlow.value = error
+                onCardClick()
+            }
             scope.launch {
                 snackbarHostState.showSnackbar(context.getString(R.string.snack_reload))
             }
@@ -242,6 +254,7 @@ class HomeViewModel(application: Application) : AndroidViewModel(application) {
         }
     }
 
+    // unused?
     fun parseArgs(ip: String, port: String, lines: List<String>): Array<String> {
         val regex = Regex("""--?\S+(?:=(?:[^"'\s]+|"[^"]*"|'[^']*'))?|[^\s]+""")
         val parsedArgs = lines
@@ -249,4 +262,7 @@ class HomeViewModel(application: Application) : AndroidViewModel(application) {
         return arrayOf("ciadpi", "--ip", ip, "--port", port) + parsedArgs
     }
 
+    fun clearError() {
+        _errorFlow.value = ""
+    }
 }

app/src/main/java/com/cherret/zaprett/utils/ZaprettManager.kt

@@ -75,21 +75,31 @@ fun getStatus(callback: (Boolean) -> Unit) {
     }
 }
 
-fun startService(callback: (Boolean) -> Unit) {
-    Shell.cmd("zaprett start").submit { result ->
-        callback(result.isSuccess)
+fun startService(callback: (String) -> Unit) {
+    Shell.cmd("zaprett start 2>&1").submit { result ->
+        callback(
+            if (result.isSuccess) ""
+            else result.out.joinToString("\n")
+        )
     }
 }
 
-fun stopService(callback: (Boolean) -> Unit) {
-    Shell.cmd("zaprett stop").submit { result ->
-        callback(result.isSuccess)
+
+fun stopService(callback: (String) -> Unit) {
+    Shell.cmd("zaprett stop 2>&1").submit { result ->
+        callback(
+            if (result.isSuccess) ""
+            else result.out.joinToString("\n")
+        )
     }
 }
 
-fun restartService(callback: (Boolean) -> Unit) {
-    Shell.cmd("zaprett restart").submit { result ->
-        callback(result.isSuccess)
+fun restartService(callback: (String) -> Unit) {
+    Shell.cmd("zaprett restart 2>&1").submit { result ->
+        callback(
+            if (result.isSuccess) ""
+            else result.out.joinToString("\n")
+        )
     }
 }