import 'package:json_annotation/json_annotation.dart'; part 'course_catalog.g.dart'; @JsonSerializable() class CourseCatalog { final int? id; final String? name; final String? thumbnail; final String? description; @JsonKey(name: 'sort_order') final int? sortOrder; @JsonKey(name: 'units_count') final int? unitsCount; @JsonKey(name: 'modules_count') final int? modulesCount; @JsonKey(name: 'lessons_count') final int? lessonsCount; @JsonKey(name: 'has_practice') final bool? hasPractice; const CourseCatalog( {this.id, this.name, this.thumbnail, this.lessonsCount, this.sortOrder, this.unitsCount, this.hasPractice, this.description, this.modulesCount}); factory CourseCatalog.fromJson(Map json) => _$CourseCatalogFromJson(json); Map toJson() => _$CourseCatalogToJson(this); }