Begin a background task when receiving a call in order to get state updates for longer.

ElementX/Sources/Services/ElementCall/ElementCallService.swift

@@ -170,11 +170,13 @@ class ElementCallService: NSObject, ElementCallServiceProtocol, PKPushRegistryDe
         // https://stackoverflow.com/a/41230020/730924
         update.remoteHandle = .init(type: .generic, value: roomID)
         
-        callProvider.reportNewIncomingCall(with: callID.callKitID, update: update) { error in
+        callProvider.reportNewIncomingCall(with: callID.callKitID, update: update) { [weak self] error in
             if let error {
                 MXLog.error("Failed reporting new incoming call with error: \(error)")
             }
             
+            self?.actionsSubject.send(.receivedIncomingCallRequest)
+            
             completion()
         }
         

ElementX/Sources/Services/ElementCall/ElementCallServiceProtocol.swift

@@ -8,6 +8,7 @@
 import Combine
 
 enum ElementCallServiceAction {
+    case receivedIncomingCallRequest
     case startCall(roomID: String)
     case endCall(roomID: String)
     case setAudioEnabled(_ enabled: Bool, roomID: String)