Put deleteInstanceId() in a separate thread.

Author: Dallas62

android/src/main/java/com/dieam/reactnativepushnotification/modules/RNPushNotification.java

@@ -265,11 +265,16 @@ public void removeDeliveredNotifications(ReadableArray identifiers) {
      * Unregister for all remote notifications received
      */
     public void abandonPermissions() {
-      try {
-        FirebaseInstanceId.getInstance().deleteInstanceId();
-      } catch (IOException e) {
-        Log.e(LOG_TAG, "exception", e);
-        return;
-      }
+      new Thread(new Runnable() {
+          @Override
+          public void run() {
+              try {
+                  FirebaseInstanceId.getInstance().deleteInstanceId();
+                  Log.i(LOG_TAG, "InstanceID deleted");
+              } catch (IOException e) {
+                  Log.e(LOG_TAG, "exception", e);
+              }
+          }
+      }).start();
     }
 }

component/index.android.js

@@ -127,6 +127,10 @@ NotificationsComponent.prototype.removeDeliveredNotifications = function(identif
   RNPushNotification.removeDeliveredNotifications(identifiers);
 }
 
+NotificationsComponent.prototype.abandonPermissions = function() {
+	RNPushNotification.abandonPermissions();
+}
+
 module.exports = {
 	state: false,
 	component: new NotificationsComponent()

example/App.js

@@ -102,10 +102,6 @@ export default class App extends Component {
           style={styles.button}
           onPress={() => {
             this.notif.abandonPermissions();
-            Alert.alert(
-              'Abandon Permissions',
-              'Reload the app to register again with a new token'
-            );
           }}>
           <Text>Abandon Permissions</Text>
         </TouchableOpacity>