hide CallKit notification when call is accepted from in-app incoming screen (#759)

Author: Brazol

packages/stream_video_flutter/README.md

@@ -60,12 +60,7 @@ Here are some of the features we support:
 | Push notification providers support                  | ✅   | ✅       |                                                |
 | Call recording                                       | ✅   | ✅       |                                                |
 | Broadcasting to HLS                                  | ✅   | ✅       |                                                |
-| Picture in picture support                           | ❌   | ✅       | In the Roadmap, part of the next major release |
-
-
-### Known Issues
-
-* Missed calls, not delivered when device was offline, might ring on Android instead of showing missed call notification
+| Picture in picture support                           | ✅   | ✅       |                                                |
 
 
 ## 🗺️ Roadmap

packages/stream_video_push_notification/lib/src/stream_video_push_notification.dart

@@ -87,10 +87,19 @@ class StreamVideoPushNotificationManager implements PushNotificationManager {
         _idCallAccepted,
         client.events.on<CoordinatorCallAcceptedEvent>(
           (event) async {
+            // end CallKit call on other devices if the call was accepted on one of them
             if (streamVideo.activeCall?.state.value.status
                 is! CallStatusActive) {
               await endCallByCid(event.callCid.toString());
             }
+            // if the call was accepted on the same device, end the CallKit call silently
+            // (in case it was accepted from the app and not from the CallKit UI)
+            else {
+              await FlutterCallkitIncoming.silenceEvents();
+              await endCallByCid(event.callCid.toString());
+              await Future<void>.delayed(const Duration(milliseconds: 300));
+              await FlutterCallkitIncoming.unsilenceEvents();
+            }
           },
         ),
       );