TF-2877 Create notification data source & repo

lib/features/manage_account/data/datasource/notification_datasource.dart

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+import 'package:jmap_dart_client/jmap/core/user_name.dart';
+
+abstract class NotificationDataSource {
+  Future<bool> getNotificationSetting(UserName userName);
+
+  Future<void> toggleNotificationSetting();
+}

lib/features/manage_account/data/datasource_impl/notification_datasource_impl.dart

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+import 'package:app_settings/app_settings.dart';
+import 'package:core/utils/platform_info.dart';
+import 'package:jmap_dart_client/jmap/core/user_name.dart';
+import 'package:permission_handler/permission_handler.dart';
+import 'package:tmail_ui_user/features/manage_account/data/datasource/notification_datasource.dart';
+import 'package:tmail_ui_user/main/exceptions/exception_thrower.dart';
+import 'package:tmail_ui_user/main/permissions/notification_permission_service.dart';
+
+class NotificationDataSourceImpl implements NotificationDataSource {
+  final NotificationPermissionService _permissionService;
+  final ExceptionThrower _exceptionThrower;
+
+  NotificationDataSourceImpl(
+    this._permissionService,
+    this._exceptionThrower);
+
+  @override
+  Future<bool> getNotificationSetting(UserName userName) {
+    return Future.sync(() async {
+      if (PlatformInfo.isIOS) {
+        return await _checkIosNotificationPermissionEnabled();
+      } else {
+        return await _checkAndroidNotificationPermissionEnabled(userName);
+      }
+    }).catchError(_exceptionThrower.throwException);
+  }
+  
+  @override
+  Future<void> toggleNotificationSetting() async {
+    return Future.sync(() async {
+      return await AppSettings.openAppSettings(type: AppSettingsType.notification);
+    }).catchError(_exceptionThrower.throwException);
+  }
+
+  Future<bool> _checkIosNotificationPermissionEnabled() {
+    return _permissionService.isGranted(Permission.notification);
+  }
+
+  Future<bool> _checkAndroidNotificationPermissionEnabled(UserName userName) {
+    return _permissionService.checkNotificationPermissionEnabled(userName.value);
+  }
+}

lib/features/manage_account/data/repository/notification_repository_impl.dart

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+import 'package:jmap_dart_client/jmap/core/user_name.dart';
+import 'package:tmail_ui_user/features/manage_account/data/datasource/notification_datasource.dart';
+import 'package:tmail_ui_user/features/manage_account/domain/repository/notification_repository.dart';
+
+class NotificationRepositoryImpl implements NotificationRepository {
+  final NotificationDataSource _notificationDataSource;
+
+  NotificationRepositoryImpl(this._notificationDataSource);
+  
+  @override
+  Future<bool> getNotificationSetting(UserName userName) {
+    return _notificationDataSource.getNotificationSetting(userName);
+  }
+  
+  @override
+  Future<void> toggleNotificationSetting() {
+    return _notificationDataSource.toggleNotificationSetting();
+  }
+}

lib/features/manage_account/domain/repository/notification_repository.dart

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+import 'package:jmap_dart_client/jmap/core/user_name.dart';
+
+abstract class NotificationRepository {
+  Future<bool> getNotificationSetting(UserName userName);
+
+  Future<void> toggleNotificationSetting();
+}

lib/main/permissions/notification_permission_service.dart

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+import 'package:permission_handler/permission_handler.dart';
+import 'package:tmail_ui_user/features/base/isolate/background_isolate_binary_messenger/background_isolate_binary_messenger_mobile.dart';
+import 'package:tmail_ui_user/main/permissions/permission_service.dart';
+
+class NotificationPermissionService extends PermissionService {
+
+  Future<bool> checkGroupPermissionByGroupId(String groupId) async {
+    if (groupId.isEmpty) {
+      return false;
+    }
+
+    const methodChannel = MethodChannel('com.linagora.android.teammail.notification.group.permission');
+    const methodName = 'getNotificationGroupPermission';
+    final invokeResult = await methodChannel.invokeMethod<bool>(
+      methodName,
+      groupId);
+    return invokeResult ?? false;
+  }
+
+  Future<bool> checkNotificationPermissionEnabled(String groupId) async {
+    final permissionGranted = await isGranted(Permission.notification);
+    if (!permissionGranted) {
+      return false;
+    }
+
+    return await checkGroupPermissionByGroupId(groupId);
+  }
+}

lib/main/permissions/permission_service.dart

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+import 'package:permission_handler/permission_handler.dart';
+
+class PermissionService {
+  Future<bool> isGranted(Permission permission) async {
+    final current = await permission.status;
+    switch (current) {
+      case PermissionStatus.granted:
+        return true;
+      case PermissionStatus.denied:
+        final requestResult = await permission.request();
+        final permissionGranted = requestResult == PermissionStatus.granted;
+        return permissionGranted;
+      default:
+        return false;
+    }
+  }
+}