fix call connection

Session/Calls/Call Management/SessionCall.swift

@@ -125,6 +125,7 @@ public final class SessionCall: NSObject, WebRTCSessionDelegate {
         self.uuid = UUID(uuidString: uuid)!
         self.mode = mode
         self.webRTCSession = WebRTCSession.current ?? WebRTCSession(for: sessionID, with: uuid)
+        WebRTCSession.current = self.webRTCSession
         super.init()
         self.webRTCSession.delegate = self
     }

Session/Calls/Call Management/SessionCallManager.swift

@@ -62,7 +62,7 @@ public final class SessionCallManager: NSObject {
         let update = CXCallUpdate()
         update.localizedCallerName = callerName
         update.remoteHandle = CXHandle(type: .generic, value: call.uuid.uuidString)
-        update.hasVideo = true
+        update.hasVideo = false
 
         disableUnsupportedFeatures(callUpdate: update)
 

Session/Meta/AppDelegate.swift

@@ -7,17 +7,16 @@ extension AppDelegate {
 
     // MARK: Call handling
     func createNewIncomingCall(caller: String, uuid: String) {
+        DispatchQueue.main.async {
             let call = SessionCall(for: caller, uuid: uuid, mode: .answer)
             if CurrentAppContext().isMainAppAndActive {
                 guard let presentingVC = CurrentAppContext().frontmostViewController() else { preconditionFailure() } // TODO: Handle more gracefully
                 if let conversationVC = presentingVC as? ConversationVC, let contactThread = conversationVC.thread as? TSContactThread, contactThread.contactSessionID() == caller {
-                DispatchQueue.main.async {
                     let callVC = CallVC(for: call)
                     callVC.conversationVC = conversationVC
                     conversationVC.inputAccessoryView?.isHidden = true
                     conversationVC.inputAccessoryView?.alpha = 0
                     presentingVC.present(callVC, animated: true, completion: nil)
-                }
                     return
                 }
             }
@@ -29,6 +28,7 @@ extension AppDelegate {
                 }
             }
         }
+    }
     
     @objc func setUpCallHandling() {
         // Pre offer messages