android, desktop: crash handler (#3516)

* android, desktop: crash handler

* test

* rename

* string

* Revert "test"

This reverts commit 530faf39c1.

---------

Co-authored-by: Evgeny Poberezkin <2769109+epoberezkin@users.noreply.github.com>

apps/multiplatform/common/src/androidMain/kotlin/chat/simplex/common/platform/UI.android.kt

@@ -8,10 +8,14 @@ import android.os.Build
 import android.view.*
 import android.view.inputmethod.InputMethodManager
 import android.widget.Toast
+import androidx.activity.compose.setContent
 import androidx.compose.runtime.*
 import androidx.compose.ui.platform.LocalView
-import chat.simplex.common.views.helpers.KeyboardState
+import chat.simplex.common.AppScreen
+import chat.simplex.common.ui.theme.SimpleXTheme
+import chat.simplex.common.views.helpers.*
 import androidx.compose.ui.platform.LocalContext as LocalContext1
+import chat.simplex.res.MR
 
 actual fun showToast(text: String, timeout: Long) = Toast.makeText(androidAppContext, text, Toast.LENGTH_SHORT).show()
 
@@ -71,3 +75,37 @@ actual fun hideKeyboard(view: Any?) {
 }
 
 actual fun androidIsFinishingMainActivity(): Boolean = (mainActivity.get()?.isFinishing == true)
+
+actual class GlobalExceptionsHandler: Thread.UncaughtExceptionHandler {
+  actual override fun uncaughtException(thread: Thread, e: Throwable) {
+    Log.e(TAG, "App crashed, thread name: " + thread.name + ", exception: " + e.stackTraceToString())
+    if (ModalManager.start.hasModalsOpen()) {
+      ModalManager.start.closeModal()
+    } else if (chatModel.chatId.value != null) {
+      // Since no modals are open, the problem is probably in ChatView
+      chatModel.chatId.value = null
+      chatModel.chatItems.clear()
+    } else {
+      // ChatList, nothing to do. Maybe to show other view except ChatList
+    }
+    chatModel.activeCall.value?.let {
+      withBGApi {
+        chatModel.callManager.endCall(it)
+      }
+    }
+    AlertManager.shared.showAlertMsg(
+      title = generalGetString(MR.strings.app_was_crashed),
+      text = e.stackTraceToString()
+    )
+    //mainActivity.get()?.recreate()
+    mainActivity.get()?.apply {
+      window
+        ?.decorView
+        ?.findViewById<ViewGroup>(android.R.id.content)
+        ?.removeViewAt(0)
+      setContent {
+        AppScreen()
+      }
+    }
+  }
+}