Implement rating flow

app/src/main/java/org/traccar/client/MainApplication.java

@@ -16,6 +16,7 @@
 package org.traccar.client;
 
 import android.annotation.TargetApi;
+import android.app.Activity;
 import android.app.Notification;
 import android.app.NotificationChannel;
 import android.app.NotificationManager;
@@ -26,6 +27,7 @@ import android.net.Uri;
 import android.os.Build;
 import android.preference.PreferenceManager;
 
+import androidx.annotation.NonNull;
 import androidx.multidex.MultiDexApplication;
 
 public class MainApplication extends MultiDexApplication {
@@ -71,4 +73,7 @@ public class MainApplication extends MultiDexApplication {
         }
     }
 
+    public void handleRatingFlow(@NonNull Activity activity) {
+    }
+
 }

app/src/main/java/org/traccar/client/MainFragment.java

@@ -218,6 +218,7 @@ public class MainFragment extends PreferenceFragmentCompat implements OnSharedPr
             } else {
                 stopTrackingService();
             }
+            ((MainApplication) getActivity().getApplication()).handleRatingFlow(getActivity());
         } else if (key.equals(KEY_DEVICE)) {
             findPreference(KEY_DEVICE).setSummary(sharedPreferences.getString(KEY_DEVICE, null));
         }

app/src/main/java/org/traccar/client/TrackingService.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012 - 2019 Anton Tananaev (anton@traccar.org)
+ * Copyright 2012 - 2020 Anton Tananaev (anton@traccar.org)
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -34,6 +34,9 @@ import android.util.Log;
 
 public class TrackingService extends Service {
 
+    public static final String ACTION_STARTED = "org.traccar.action.SERVICE_STARTED";
+    public static final String ACTION_STOPPED = "org.traccar.action.SERVICE_STOPPED";
+
     private static final String TAG = TrackingService.class.getSimpleName();
     private static final int NOTIFICATION_ID = 1;
 
@@ -82,6 +85,7 @@ public class TrackingService extends Service {
     @Override
     public void onCreate() {
         Log.i(TAG, "service create");
+        sendBroadcast(new Intent(ACTION_STARTED));
         StatusActivity.addMessage(getString(R.string.status_service_create));
 
         startForeground(NOTIFICATION_ID, createNotification(this));
@@ -120,6 +124,7 @@ public class TrackingService extends Service {
     @Override
     public void onDestroy() {
         Log.i(TAG, "service destroy");
+        sendBroadcast(new Intent(ACTION_STOPPED));
         StatusActivity.addMessage(getString(R.string.status_service_destroy));
 
         stopForeground(true);