Introduction to Firebase Notifications

Introduction to Firebase Notifications

Transcript

1. Firebase Notifications wasabeef shibuya.apk #8 at Google Japan
2. About me Daichi Furiya wasabeef @wasabeef_jp CyberAgent, Inc.
3. Firebase
4. Firebase https://firebase.google.com/
5. Analytics
6. Crash Reporting
7. Notifications
8. Firebase Notifications
9. Why?
10. Create Android app
11. Create Android app
12. Create Android app
13. Dependencies dependencies { // ... compile 'com.google.firebase:firebase-messaging:9.0.2' }
14. FirebaseMessagingService public class MyMessagingService extends FirebaseMessagingService { @Override public void onMessageReceived(RemoteMessage msg) { sendNotification(msg.getNotification().getBody()); } private void sendNotification(String body) { // NotificationManager#notify } }
15. FirebaseInstancedIdService public class MyIdService extends FirebaseInstanceIdService { @Override public void onTokenRefresh() { sendRegistrationToServer(refreshedToken); } private void sendRegistrationToServer(String token) { // send to your server } }
16. Topic findViewById(R.id.button).setOnClickListener(v -> { FirebaseMessaging.getInstance() .subscribeToTopic("mytopic"); // FirebaseMessaging.getInstance() .unsubscribeFromTopic("mytopic"); });
17. Compose message
18. Status
19. Conclusion
20. Thank you. twitter.com/wasabeef_jp wasabeef.jp github.com/wasabeef