Initial project

packages/notification_sdk/lib/src/data/constants/notification_sdk_method_channel_constants.dart

@@ -0,0 +1,24 @@
+
+class NotificationSdkMethodChannel
+{
+  // Channel Name
+  static const String channelName = 'notification_sdk';
+
+  //---------------- Flutter call native ----------------
+
+  static const String requestPermission = 'requestPermission';
+
+  
+  //---------------- Flutter call native ----------------
+
+
+
+  //---------------- native call Flutter ----------------
+
+
+
+
+
+  //---------------- native call Flutter ----------------
+
+}

packages/notification_sdk/lib/src/data/datasources/notification_sdk_method_channel_datasource.dart

@@ -0,0 +1,14 @@
+import '../../../notification_sdk_platform_interface.dart';
+
+class NotificationSdkMethodChannelDataSource 
+{
+ 
+  final NotificationSdkPlatform platform;
+
+  NotificationSdkMethodChannelDataSource(this.platform);
+
+
+  Future<String?> getPlatformVersion() async {
+    return await getPlatformVersion();
+  }
+}

packages/notification_sdk/lib/src/data/dto/notification_sdk_permission_status_dto.dart

@@ -0,0 +1,26 @@
+
+/// Data Transfer Object
+/// - 只負責資料傳輸 / 解析
+/// - 結構可變
+/// - 可以依賴 JSON / platform
+class NotificationSdkPermissionStatusDto {
+  final bool granted;
+  final bool permanentlyDenied;
+  final String? grantedAt; // 通常是 raw string
+
+  NotificationSdkPermissionStatusDto({
+    required this.granted,
+    required this.permanentlyDenied,
+    this.grantedAt,
+  });
+
+  factory NotificationSdkPermissionStatusDto.fromJson(
+    Map<String, dynamic> json,
+  ) {
+    return NotificationSdkPermissionStatusDto(
+      granted: json['granted'] as bool,
+      permanentlyDenied: json['permanentlyDenied'] as bool,
+      grantedAt: json['grantedAt'] as String?,
+    );
+  }
+}

packages/notification_sdk/lib/src/data/repositories/notification_sdk_repository_impl.dart

@@ -0,0 +1,16 @@
+//Repository Impl
+
+import '../../domain/repositories/notification_sdk_repository.dart';
+import '../datasources/notification_sdk_method_channel_datasource.dart';
+
+class NotificationSdkRepositoryImpl implements NotificationSdkRepository
+{
+  final NotificationSdkMethodChannelDataSource _datasource;
+
+  const NotificationSdkRepositoryImpl(this._datasource);
+
+  @override
+  Future<String?> platformVersion() {
+    return _datasource.getPlatformVersion();
+  }
+}