android, desktop: moving to single thread in api calls (#3670)

* android, desktop: moving to single thread in api calls

* more places

* more changes

* seconds

* long running api into init function

* changes

* developer options

* progress indicator

* string

* rename

* progressIndicator for stop chat

apps/multiplatform/android/src/main/java/chat/simplex/app/SimplexApp.kt

@@ -26,7 +26,6 @@ import kotlinx.coroutines.sync.withLock
 import java.io.*
 import java.util.*
 import java.util.concurrent.TimeUnit
-import kotlin.system.exitProcess
 
 const val TAG = "SIMPLEX"
 
@@ -72,7 +71,7 @@ class SimplexApp: Application(), LifecycleEventObserver {
 
   override fun onStateChanged(source: LifecycleOwner, event: Lifecycle.Event) {
     Log.d(TAG, "onStateChanged: $event")
-    withApi {
+    withBGApi {
       when (event) {
         Lifecycle.Event.ON_START -> {
           isAppOnForeground = true

apps/multiplatform/android/src/main/java/chat/simplex/app/SimplexService.kt

@@ -104,7 +104,7 @@ class SimplexService: Service() {
     if (wakeLock != null || isStartingService) return
     val self = this
     isStartingService = true
-    withApi {
+    withBGApi {
       val chatController = ChatController
       waitDbMigrationEnds(chatController)
       try {
@@ -114,7 +114,7 @@ class SimplexService: Service() {
           Log.w(chat.simplex.app.TAG, "SimplexService: problem with the database: $chatDbStatus")
           showPassphraseNotification(chatDbStatus)
           safeStopService()
-          return@withApi
+          return@withBGApi
         }
         saveServiceState(self, ServiceState.STARTED)
         wakeLock = (getSystemService(Context.POWER_SERVICE) as PowerManager).run {