class PaginatedData<T> {
  final List<T> list;
  final int page;
  final int size;
  final int total;
  final int totalPages;
  final bool hasNext;
  final bool hasPrevious;

  const PaginatedData({
    required this.list,
    required this.page,
    required this.size,
    required this.total,
    this.totalPages = 0,
    this.hasNext = false,
    this.hasPrevious = false,
  });

  factory PaginatedData.fromJson(
    Map<String, dynamic> json,
    T Function(Map<String, dynamic>) fromJsonT,
  ) {
    return PaginatedData(
      list: (json['list'] as List<dynamic>)
          .map((e) => fromJsonT(e as Map<String, dynamic>))
          .toList(),
      page: json['page'] as int,
      size: json['size'] as int,
      total: json['total'] as int,
      totalPages: json['totalPages'] as int? ?? 0,
      hasNext: json['hasNext'] as bool? ?? false,
      hasPrevious: json['hasPrevious'] as bool? ?? false,
    );
  }
}