feat(hms): Issue-660

lib/core/firebase_api.dart

@@ -6,13 +6,24 @@ import 'package:dio/dio.dart';
 import 'package:eatvio_app/core/locator_service.dart';
 import 'package:eatvio_app/core/token_storage.dart';
 import 'package:firebase_messaging/firebase_messaging.dart';
+import 'package:huawei_push/huawei_push.dart';
 
 class FirebaseApi {
   final _firebaseMessaging = FirebaseMessaging.instance;
 
   Future<String?> getToken() async {
     await _firebaseMessaging.requestPermission();
-    return await _firebaseMessaging.getToken();
+
+    String? token = await _firebaseMessaging.getToken();
+
+    if (token == null && Platform.isAndroid) {
+      final isHuawei = await _isHuaweiDevice();
+      if (isHuawei) {
+        token = await _getHuaweiPushToken();
+      }
+    }
+
+    return token;
   }
 
   Future<void> registerPushToken() async {
@@ -32,4 +43,38 @@ class FirebaseApi {
       }
     }
   }
+
+  Future<bool> _isHuaweiDevice() async {
+    if (!Platform.isAndroid) return false;
+    try {
+      final android = await DeviceInfoPlugin().androidInfo;
+      final brand = android.brand.toLowerCase();
+      final manufacturer = android.manufacturer.toLowerCase();
+      return brand.contains('huawei') || manufacturer.contains('huawei') || brand.contains('honor') || manufacturer.contains('honor');
+    } catch (_) {
+      return false;
+    }
+  }
+
+  Future<String?> _getHuaweiPushToken() async {
+    try {
+      await Push.turnOnPush();
+
+      String? resolvedToken;
+      final sub = Push.getTokenStream.listen((t) => resolvedToken ??= t, onError: (_) {});
+
+      Push.getToken('');
+
+      final started = DateTime.now();
+      while (resolvedToken == null && DateTime.now().difference(started).inSeconds < 5) {
+        await Future<void>.delayed(const Duration(milliseconds: 100));
+      }
+
+      await sub.cancel();
+      return resolvedToken;
+    } catch (e, st) {
+      log('Huawei Push token error: $e', stackTrace: st);
+      return null;
+    }
+  }
 }