feat(llc): missed push handled on ios (#703)

* missed push handled on ios

* fix for ios <14

---------

Co-authored-by: Kanat Kiialbaev <[email protected]>

Author: Brazol

packages/stream_video_push_notification/ios/Classes/StreamVideoPKDelegateManager.swift

@@ -3,7 +3,7 @@ import PushKit
 import Flutter
 import flutter_callkit_incoming
 
-public class StreamVideoPKDelegateManager: NSObject, PKPushRegistryDelegate {
+public class StreamVideoPKDelegateManager: NSObject, PKPushRegistryDelegate, UNUserNotificationCenterDelegate {
     public static let shared = StreamVideoPKDelegateManager()
 
     private var pushRegistry: PKPushRegistry?
@@ -15,11 +15,34 @@ public class StreamVideoPKDelegateManager: NSObject, PKPushRegistryDelegate {
     }
 
     @objc public func registerForPushNotifications() {
+        UNUserNotificationCenter.current().delegate = self
+        UNUserNotificationCenter
+                    .current()
+                    .requestAuthorization(options: [.alert, .sound, .badge]) { granted, _ in
+                        if granted {
+                            DispatchQueue.main.async {
+                                UIApplication.shared.registerForRemoteNotifications()
+                            }
+                        }
+                    }
+        
         pushRegistry = PKPushRegistry(queue: DispatchQueue.main)
         pushRegistry?.delegate = self
         pushRegistry?.desiredPushTypes = [.voIP]
     }
 
+    public func userNotificationCenter(_ center: UNUserNotificationCenter,
+                                       willPresent notification: UNNotification,
+                                       withCompletionHandler completionHandler: @escaping (UNNotificationPresentationOptions) -> Void) {
+        let payloadDict = notification.request.content
+      
+        if #available(iOS 14.0, *) {
+            completionHandler([.list, .banner, .sound])
+        } else {
+            completionHandler([.alert])
+        }
+    }
+    
     public func initChannel(mainChannel: FlutterMethodChannel) {
         self.mainChannel = mainChannel
     }

packages/stream_video_push_notification/lib/src/stream_video_push_notification.dart

@@ -181,17 +181,27 @@ class StreamVideoPushNotificationManager implements PushNotificationManager {
       return;
     }
 
-    void registerDevice(String token) {
+    void registerDevice(String token, bool isVoIP) {
       _client.createDevice(
         id: token,
-        voipToken: pushProvider.isVoIP,
+        voipToken: isVoIP,
         pushProvider: pushProvider.type,
         pushProviderName: pushProvider.name,
       );
     }
 
+    if (CurrentPlatform.isIos) {
+      StreamTokenProvider.getAPNToken().then((token) {
+        if (token != null) {
+          registerDevice(token, false);
+        }
+      });
+    }
+
     _subscriptions.addIfAbsent(
-        _idToken, () => pushProvider.onTokenRefresh.listen(registerDevice));
+        _idToken,
+        () => pushProvider.onTokenRefresh
+            .listen((token) => registerDevice(token, true)));
   }
 
   @override
@@ -381,7 +391,7 @@ const _defaultPushParams = StreamVideoPushParams(
     audioSessionPreferredSampleRate: 44100.0,
     audioSessionPreferredIOBufferDuration: 0.005,
     supportsDTMF: true,
-    supportsHolding: true,
+    supportsHolding: false,
     supportsGrouping: false,
     supportsUngrouping: false,
     ringtonePath: 'system_ringtone_default',

packages/stream_video_push_notification/lib/src/stream_video_push_provider.dart

@@ -79,6 +79,15 @@ final class StreamTokenProvider {
     }).map((event) => event.body['deviceTokenVoIP']);
   }
 
+  static Future<String?> getAPNToken() async {
+    if (!CurrentPlatform.isIos) return null;
+
+    final token = await FirebaseMessaging.instance.getAPNSToken();
+    if (token is! String || token.isEmpty) return null;
+
+    return token;
+  }
+
   /// Gets the current push token for the device.
   static Future<String?> getFirebaseToken() async {
     final token = await FirebaseMessaging.instance.getToken();