Started implementing push notifications for iOS

Author: Franco Bugnano

examples/push_notifications/ios/Runner.xcodeproj/project.pbxproj

@@ -294,7 +294,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = com.example.pushNotifications;
+				PRODUCT_BUNDLE_IDENTIFIER = com.talkjs.flutter_push_example;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
 				SWIFT_VERSION = 5.0;
@@ -422,7 +422,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = com.example.pushNotifications;
+				PRODUCT_BUNDLE_IDENTIFIER = com.talkjs.flutter_push_example;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
@@ -444,7 +444,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = com.example.pushNotifications;
+				PRODUCT_BUNDLE_IDENTIFIER = com.talkjs.flutter_push_example;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
 				SWIFT_VERSION = 5.0;

examples/push_notifications/ios/Runner/AppDelegate.swift

@@ -8,6 +8,11 @@ import Flutter
     didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?
   ) -> Bool {
     GeneratedPluginRegistrant.register(with: self)
+
+    if #available(iOS 10.0, *) {
+      UNUserNotificationCenter.current().delegate = self as? UNUserNotificationCenterDelegate
+    }
+
     return super.application(application, didFinishLaunchingWithOptions: launchOptions)
   }
 }

examples/push_notifications/ios/Runner/Info.plist

@@ -43,5 +43,7 @@
 	</array>
 	<key>UIViewControllerBasedStatusBarAppearance</key>
 	<false/>
+	<key>flutter_apns.disable_swizzling</key>
+	<true/>
 </dict>
 </plist>

examples/push_notifications/pubspec.lock

@@ -139,6 +139,13 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_apns_only:
+    dependency: transitive
+    description:
+      name: flutter_apns_only
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.5.2"
   flutter_lints:
     dependency: "direct dev"
     description:

lib/src/chatbox.dart

@@ -224,10 +224,18 @@ class ChatBoxState extends State<ChatBox> {
       if (fcmToken != null) {
         execute('session.setPushRegistration({provider: "fcm", pushRegistrationId: "$fcmToken"});');
       }
+
+      if (apnsToken != null) {
+        execute('session.setPushRegistration({provider: "apns", pushRegistrationId: "$apnsToken"});');
+      }
     } else {
       if (fcmToken != null) {
         execute('session.unsetPushRegistration({provider: "fcm", pushRegistrationId: "$fcmToken"});');
       }
+
+      if (apnsToken != null) {
+        execute('session.unsetPushRegistration({provider: "apns", pushRegistrationId: "$apnsToken"});');
+      }
     }
   }
 

lib/src/conversationlist.dart

@@ -183,10 +183,18 @@ class ConversationListState extends State<ConversationList> {
       if (fcmToken != null) {
         execute('session.setPushRegistration({provider: "fcm", pushRegistrationId: "$fcmToken"});');
       }
+
+      if (apnsToken != null) {
+        execute('session.setPushRegistration({provider: "apns", pushRegistrationId: "$apnsToken"});');
+      }
     } else {
       if (fcmToken != null) {
         execute('session.unsetPushRegistration({provider: "fcm", pushRegistrationId: "$fcmToken"});');
       }
+
+      if (apnsToken != null) {
+        execute('session.unsetPushRegistration({provider: "apns", pushRegistrationId: "$apnsToken"});');
+      }
     }
   }
 

lib/src/notification.dart

@@ -6,6 +6,7 @@ import 'dart:isolate';
 import 'package:firebase_messaging/firebase_messaging.dart';
 import 'package:flutter_local_notifications/flutter_local_notifications.dart';
 import 'package:http/http.dart' as http;
+import 'package:flutter_apns_only/flutter_apns_only.dart';
 
 enum AndroidVisibility {
   /// Show the notification on all lockscreens, but conceal sensitive or private information on secure lockscreens.
@@ -87,19 +88,20 @@ class AndroidChannel {
 }
 
 class IOSPermissions {
-  final bool? alert;
-  final bool? badge;
-  final bool? sound;
-  final bool? critical;
+  final bool alert;
+  final bool badge;
+  final bool sound;
+  final bool? critical; // ?
   const IOSPermissions({
-    this.alert,
-    this.badge,
-    this.sound,
+    this.alert = true,
+    this.badge = true,
+    this.sound = true,
     this.critical,
   });
 }
 
 String? fcmToken;
+String? apnsToken;
 
 final FlutterLocalNotificationsPlugin _flutterLocalNotificationsPlugin = FlutterLocalNotificationsPlugin();
 AndroidChannel? _androidChannel;
@@ -327,3 +329,37 @@ Future<void> registerAndroidPushNotificationHandlers(AndroidChannel androidChann
   FirebaseMessaging.onBackgroundMessage(_onFCMBackgroundMessage);
 }
 
+Future<void> _onPush(String name, ApnsRemoteMessage message) async {
+  final payload = message.payload;
+  print('📘 _onPush $name: ${payload["notification"]?["title"]}');
+
+  final action = UNNotificationAction.getIdentifier(payload['data']);
+
+  if (action != null && action != UNNotificationAction.defaultIdentifier) {
+    print('📘 _onPush action: $action');
+  }
+}
+
+Future<void> registerIOSPushNotificationHandlers(IOSPermissions iosPermissions) async {
+  final connector = ApnsPushConnectorOnly();
+
+  connector.configureApns(
+    onLaunch: (data) => _onPush('onLaunch', data),
+    onResume: (data) => _onPush('onResume', data),
+    onMessage: (data) => _onPush('onMessage', data),
+    onBackgroundMessage: (data) => _onPush('onBackgroundMessage', data),
+  );
+
+  connector.token.addListener(() {
+    print('📘 apns token refresh: ${connector.token.value}');
+
+    apnsToken = connector.token.value;
+  });
+
+  connector.requestNotificationPermissions(IosNotificationSettings(
+    sound: iosPermissions.sound,
+    alert: iosPermissions.alert,
+    badge: iosPermissions.badge,
+  ));
+}
+

lib/talkjs_flutter.dart

@@ -1,6 +1,7 @@
 library talkjs;
 
 import 'dart:convert' show json, utf8;
+import 'dart:io' show Platform;
 import 'package:crypto/crypto.dart' show sha1;
 import 'src/notification.dart';
 
@@ -34,7 +35,15 @@ class Talk {
 }
 
 Future<void> registerPushNotificationHandlers({AndroidChannel? androidChannel, IOSPermissions? iosPermissions}) async {
-  if (androidChannel != null) {
-    await registerAndroidPushNotificationHandlers(androidChannel);
+  if (Platform.isAndroid) {
+    if (androidChannel != null) {
+      await registerAndroidPushNotificationHandlers(androidChannel);
+    }
+  }
+
+  if (Platform.isIOS) {
+    if (iosPermissions != null) {
+      await registerIOSPushNotificationHandlers(iosPermissions);
+    }
   }
 }

pubspec.lock

@@ -132,6 +132,13 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_apns_only:
+    dependency: "direct main"
+    description:
+      name: flutter_apns_only
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.5.2"
   flutter_local_notifications:
     dependency: "direct main"
     description:

pubspec.yaml

@@ -17,6 +17,7 @@ dependencies:
   firebase_messaging: ^11.3.0
   flutter_local_notifications: ^9.5.2
   http: ^0.13.4
+  flutter_apns_only: ^1.5.2
 
 dev_dependencies:
   flutter_test: