class FileModel {
  final String description;
  final int id;
  final String name;
  final int range;
  final bool share;
  final int size;
  final String type;
  final String url;

  /// Constructs a [FileModel] instance.
  FileModel({
    required this.description,
    required this.id,
    required this.name,
    required this.range,
    required this.share,
    required this.size,
    required this.type,
    required this.url,
  });

  /// Creates a new [FileModel] instance from a JSON map.
  factory FileModel.fromJson(Map<String, dynamic> json) {
    return FileModel(
      description: json['description'] ?? '',
      id: json['id']??0,
      name: json['name']??"not_exist",
      range: json['range'] ?? 0,
      share: json['share'] ?? false,
      size: json['size'] ?? 0,
      type: json['type']??"not_exist",
      url: json['url']??"not_exist",
    );
  }

  /// Converts the [FileModel] instance to a JSON map.
  Map<String, dynamic> toJson() {
    return {
      'description': description,
      'id': id,
      'name': name,
      'range': range,
      'share': share,
      'size': size,
      'type': type,
      'url': url,
    };
  }
}