binding: Add firebaseMessagingOnBackgroundMessage

gnprice · Nov 1, 2023 · 63b61e7 · 63b61e7
1 parent b6badf5
commit 63b61e7
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Showing 2 changed files with 19 additions and 0 deletions.
diff --git a/lib/model/binding.dart b/lib/model/binding.dart
@@ -100,6 +100,9 @@ abstract class ZulipBinding {
   /// Wraps [firebase_messaging.FirebaseMessaging.onMessage].
   Stream<firebase_messaging.RemoteMessage> get firebaseMessagingOnMessage;
 
+  /// Wraps [firebase_messaging.FirebaseMessaging.onBackgroundMessage].
+  void firebaseMessagingOnBackgroundMessage(firebase_messaging.BackgroundMessageHandler handler);
+
   /// Wraps the [FlutterLocalNotificationsPlugin] singleton constructor.
   FlutterLocalNotificationsPlugin get notifications;
 }
@@ -199,6 +202,11 @@ class LiveZulipBinding extends ZulipBinding {
     return firebase_messaging.FirebaseMessaging.onMessage;
   }
 
+  @override
+  void firebaseMessagingOnBackgroundMessage(firebase_messaging.BackgroundMessageHandler handler) {
+    firebase_messaging.FirebaseMessaging.onBackgroundMessage(handler);
+  }
+
   @override
   FlutterLocalNotificationsPlugin get notifications => FlutterLocalNotificationsPlugin();
 }
diff --git a/test/model/binding.dart b/test/model/binding.dart
@@ -192,6 +192,11 @@ class TestZulipBinding extends ZulipBinding {
   @override
   Stream<RemoteMessage> get firebaseMessagingOnMessage => firebaseMessaging.onMessage.stream;
 
+  @override
+  void firebaseMessagingOnBackgroundMessage(BackgroundMessageHandler handler) {
+    firebaseMessaging.onBackgroundMessage.stream.listen(handler);
+  }
+
   void _resetNotifications() {
     _notificationsPlugin = null;
   }
@@ -241,6 +246,12 @@ class FakeFirebaseMessaging extends Fake implements FirebaseMessaging {
   Stream<String> get onTokenRefresh => _tokenController.stream;
 
   StreamController<RemoteMessage> onMessage = StreamController.broadcast();
+
+  /// Controls [TestZulipBinding.firebaseMessagingOnBackgroundMessage].
+  ///
+  /// Calling [StreamController.add] on this will cause a call
+  /// to any handler registered through the latter.
+  StreamController<RemoteMessage> onBackgroundMessage = StreamController.broadcast();
 }
 
 class FakeFlutterLocalNotificationsPlugin extends Fake implements FlutterLocalNotificationsPlugin {