add auth

lib/features/news/data/models/blog_category_model.dart

@@ -0,0 +1,128 @@
+/// Data Model: Blog Category
+///
+/// Data Transfer Object for blog/news category information from Frappe API.
+/// This model handles JSON serialization/deserialization for API responses.
+library;
+
+import 'package:json_annotation/json_annotation.dart';
+import 'package:worker/features/news/domain/entities/blog_category.dart';
+
+part 'blog_category_model.g.dart';
+
+/// Blog Category Model
+///
+/// Used for:
+/// - API JSON serialization/deserialization
+/// - Converting to/from domain entity
+///
+/// Example API response:
+/// ```json
+/// {
+///   "title": "Tin tức",
+///   "name": "tin-tức"
+/// }
+/// ```
+@JsonSerializable()
+class BlogCategoryModel {
+  /// Display title of the category (e.g., "Tin tức", "Chuyên môn")
+  final String title;
+
+  /// URL-safe name/slug of the category (e.g., "tin-tức", "chuyên-môn")
+  final String name;
+
+  const BlogCategoryModel({
+    required this.title,
+    required this.name,
+  });
+
+  /// From JSON constructor
+  factory BlogCategoryModel.fromJson(Map<String, dynamic> json) =>
+      _$BlogCategoryModelFromJson(json);
+
+  /// To JSON method
+  Map<String, dynamic> toJson() => _$BlogCategoryModelToJson(this);
+
+  /// Convert to domain entity
+  BlogCategory toEntity() {
+    return BlogCategory(
+      title: title,
+      name: name,
+    );
+  }
+
+  /// Create from domain entity
+  factory BlogCategoryModel.fromEntity(BlogCategory entity) {
+    return BlogCategoryModel(
+      title: entity.title,
+      name: entity.name,
+    );
+  }
+
+  /// Copy with method for creating modified copies
+  BlogCategoryModel copyWith({
+    String? title,
+    String? name,
+  }) {
+    return BlogCategoryModel(
+      title: title ?? this.title,
+      name: name ?? this.name,
+    );
+  }
+
+  @override
+  String toString() {
+    return 'BlogCategoryModel(title: $title, name: $name)';
+  }
+
+  @override
+  bool operator ==(Object other) {
+    if (identical(this, other)) return true;
+
+    return other is BlogCategoryModel &&
+        other.title == title &&
+        other.name == name;
+  }
+
+  @override
+  int get hashCode {
+    return Object.hash(title, name);
+  }
+}
+
+/// API Response wrapper for blog categories list
+///
+/// Frappe API wraps the response in a "message" field.
+/// Example:
+/// ```json
+/// {
+///   "message": [
+///     {"title": "Tin tức", "name": "tin-tức"},
+///     {"title": "Chuyên môn", "name": "chuyên-môn"}
+///   ]
+/// }
+/// ```
+class BlogCategoriesResponse {
+  /// List of blog categories
+  final List<BlogCategoryModel> message;
+
+  BlogCategoriesResponse({
+    required this.message,
+  });
+
+  /// From JSON constructor
+  factory BlogCategoriesResponse.fromJson(Map<String, dynamic> json) {
+    final messageList = json['message'] as List<dynamic>;
+    final categories = messageList
+        .map((item) => BlogCategoryModel.fromJson(item as Map<String, dynamic>))
+        .toList();
+
+    return BlogCategoriesResponse(message: categories);
+  }
+
+  /// To JSON method
+  Map<String, dynamic> toJson() {
+    return {
+      'message': message.map((category) => category.toJson()).toList(),
+    };
+  }
+}

lib/features/news/data/models/blog_category_model.g.dart

@@ -0,0 +1,19 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'blog_category_model.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+BlogCategoryModel _$BlogCategoryModelFromJson(Map<String, dynamic> json) =>
+    $checkedCreate('BlogCategoryModel', json, ($checkedConvert) {
+      final val = BlogCategoryModel(
+        title: $checkedConvert('title', (v) => v as String),
+        name: $checkedConvert('name', (v) => v as String),
+      );
+      return val;
+    });
+
+Map<String, dynamic> _$BlogCategoryModelToJson(BlogCategoryModel instance) =>
+    <String, dynamic>{'title': instance.title, 'name': instance.name};