Auth: Avoid ANR during droidguard login (#3192)

Co-authored-by: Marvin W <git@larma.de>

Author: DaVinci9196

play-services-core/src/main/kotlin/org/microg/gms/auth/login/DroidGuardHandler.kt

@@ -5,20 +5,34 @@
 
 package org.microg.gms.auth.login
 
+import android.util.Log
 import androidx.lifecycle.lifecycleScope
 import com.google.android.gms.droidguard.DroidGuardClient
 import com.google.android.gms.tasks.await
-import java.util.*
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import java.util.Collections
+
+private const val TAG = "DroidGuardHandler"
 
 class DroidGuardHandler(private val activity: LoginActivity) {
     fun start(dg: String) {
-        activity.lifecycleScope.launchWhenStarted {
+        activity.lifecycleScope.launch {
+            Log.d(TAG, "getDroidGuardResult start ${Thread.currentThread().name}")
+            val start = System.currentTimeMillis()
             try {
-                val result = DroidGuardClient.getResults(activity, "minute_maid", Collections.singletonMap("dg_minutemaid", dg)).await()
-                activity.runScript("window.setDgResult('$result')")
+                val result = withContext(Dispatchers.IO) {
+                    DroidGuardClient.getResults(activity, "minute_maid", Collections.singletonMap("dg_minutemaid", dg)).await()
+                }
+                Log.d(TAG, "start: result: $result")
+                withContext(Dispatchers.Main) {
+                    activity.runScript("window.setDgResult('$result')")
+                }
             } catch (e: Exception) {
                 // Ignore
             }
+            Log.d(TAG, "getDroidGuardResult end " + (System.currentTimeMillis() - start))
         }
     }
 }