fix: login in with a second account during a call via deep links (WPB-8937)

app/src/main/kotlin/com/wire/android/ui/WireActivity.kt

@@ -23,6 +23,7 @@ import android.content.Intent
 import android.net.Uri
 import android.os.Bundle
 import android.view.WindowManager
+import android.widget.Toast
 import androidx.activity.compose.setContent
 import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
@@ -51,6 +52,7 @@ import androidx.navigation.NavController
 import androidx.navigation.NavHostController
 import com.ramcosta.composedestinations.spec.Route
 import com.wire.android.BuildConfig
+import com.wire.android.R
 import com.wire.android.appLogger
 import com.wire.android.config.CustomUiConfigurationProvider
 import com.wire.android.config.LocalCustomUiConfigurationProvider
@@ -507,8 +509,29 @@ class WireActivity : AppCompatActivity() {
             viewModel.handleDeepLink(
                 intent = intent,
                 onResult = ::handleDeepLinkResult,
-                onOpenConversation = { navigate(NavigationCommand(ConversationScreenDestination(it), BackStackMode.CLEAR_TILL_START)) },
-                onIsSharingIntent = { navigate(NavigationCommand(ImportMediaScreenDestination, BackStackMode.UPDATE_EXISTED)) }
+                onOpenConversation = {
+                    navigate(
+                        NavigationCommand(
+                            ConversationScreenDestination(it),
+                            BackStackMode.CLEAR_TILL_START
+                        )
+                    )
+                },
+                onIsSharingIntent = {
+                    navigate(
+                        NavigationCommand(
+                            ImportMediaScreenDestination,
+                            BackStackMode.UPDATE_EXISTED
+                        )
+                    )
+                },
+                onCannotLoginDuringACall = {
+                    Toast.makeText(
+                        this,
+                        resources.getString(R.string.cant_switch_account_in_call),
+                        Toast.LENGTH_SHORT
+                    ).show()
+                }
             )
             intent.putExtra(HANDLED_DEEPLINK_FLAG, true)
         }

app/src/main/kotlin/com/wire/android/ui/WireActivityViewModel.kt

@@ -60,6 +60,7 @@ import com.wire.kalium.logic.data.logout.LogoutReason
 import com.wire.kalium.logic.data.sync.SyncState
 import com.wire.kalium.logic.data.user.UserId
 import com.wire.kalium.logic.feature.appVersioning.ObserveIfAppUpdateRequiredUseCase
+import com.wire.kalium.logic.feature.call.usecase.ObserveEstablishedCallsUseCase
 import com.wire.kalium.logic.feature.client.ClearNewClientsForUserUseCase
 import com.wire.kalium.logic.feature.client.NewClientResult
 import com.wire.kalium.logic.feature.client.ObserveNewClientsUseCase
@@ -117,6 +118,7 @@ class WireActivityViewModel @Inject constructor(
     private val globalDataStore: GlobalDataStore,
     private val observeIfE2EIRequiredDuringLoginUseCaseProviderFactory: ObserveIfE2EIRequiredDuringLoginUseCaseProvider.Factory,
     private val workManager: WorkManager,
+    private val observeEstablishedCalls: ObserveEstablishedCallsUseCase
 ) : ViewModel() {
 
     var globalAppState: GlobalAppState by mutableStateOf(GlobalAppState())
@@ -255,12 +257,15 @@ class WireActivityViewModel @Inject constructor(
         return intent?.action == Intent.ACTION_SEND || intent?.action == Intent.ACTION_SEND_MULTIPLE
     }
 
+    private suspend fun canLoginThroughDeepLinks() = observeEstablishedCalls().first().isEmpty()
+
     @Suppress("ComplexMethod")
     fun handleDeepLink(
         intent: Intent?,
         onIsSharingIntent: () -> Unit,
         onOpenConversation: (ConversationId) -> Unit,
-        onResult: (DeepLinkResult) -> Unit
+        onResult: (DeepLinkResult) -> Unit,
+        onCannotLoginDuringACall: () -> Unit
     ) {
         if (shouldMigrate()) {
             // means User is Logged in, but didn't finish the migration yet.
@@ -270,9 +275,21 @@ class WireActivityViewModel @Inject constructor(
         viewModelScope.launch {
             val result = intent?.data?.let { deepLinkProcessor(it) }
             when {
-                result is DeepLinkResult.SSOLogin -> onResult(result)
+                result is DeepLinkResult.SSOLogin -> {
+                    if (canLoginThroughDeepLinks()) {
+                        onResult(result)
+                    } else {
+                        onCannotLoginDuringACall()
+                    }
+                }
                 result is DeepLinkResult.MigrationLogin -> onResult(result)
-                result is DeepLinkResult.CustomServerConfig -> onCustomServerConfig(result)
+                result is DeepLinkResult.CustomServerConfig -> {
+                    if (canLoginThroughDeepLinks()) {
+                        onCustomServerConfig(result)
+                    } else {
+                        onCannotLoginDuringACall()
+                    }
+                }
                 isSharingIntent(intent) -> onIsSharingIntent()
                 shouldLogIn() -> {
                     // to handle the deepLinks above user needs to be Logged in

app/src/main/kotlin/com/wire/android/util/deeplink/DeepLinkProcessor.kt

@@ -35,7 +35,7 @@ import javax.inject.Inject
 import javax.inject.Singleton
 
 sealed class DeepLinkResult {
-    object Unknown : DeepLinkResult()
+    data object Unknown : DeepLinkResult()
     data class CustomServerConfig(val url: String) : DeepLinkResult()
 
     @Serializable