class MonthlyListResponse {
  final List<MonthlyItem> result;

  MonthlyListResponse({required this.result});

  factory MonthlyListResponse.fromJson(Map<String, dynamic> json) {
    return MonthlyListResponse(
      result: List<MonthlyItem>.from(
        json['result'].map((x) => MonthlyItem.fromJson(x)),
      ),
    );
  }
}

class MonthlyItem {
  final int id;
  final String title;
  final String image;
  final String description;
  final int pageNumber;
  final String publishedAt;
  final String file;
  final List<MonthlyTag> tags;
  bool isLiked;
  bool isBookmarked;

  MonthlyItem({
    required this.id,
    required this.title,
    required this.image,
    required this.description,
    required this.pageNumber,
    required this.publishedAt,
    required this.file,
    required this.tags,
    this.isLiked = false,
    this.isBookmarked = false,
  });

  factory MonthlyItem.fromJson(Map<String, dynamic> json) {
    return MonthlyItem(
      id: json['id'],
      title: json['title'],
      image: json['image'],
      description: json['description'] ?? '',
      pageNumber: json['pageNumber'],
      publishedAt: json['publishedAt'],
      file: json['file'],
      tags: List<MonthlyTag>.from(
        json['tags'].map((x) => MonthlyTag.fromJson(x)),
      ),
      isLiked: json['isLiked'] ?? false,
      isBookmarked: json['isBookmarked'] ?? false,
    );
  }
}

class MonthlyTag {
  final int id;
  final String label;

  MonthlyTag({required this.id, required this.label});

  factory MonthlyTag.fromJson(Map<String, dynamic> json) {
    return MonthlyTag(
      id: json['id'],
      label: json['label'],
    );
  }
}