import '../lookup.dart'; class TechnicalGuidanceBook { TechnicalGuidanceBook({this.id, this.guidanceBook}); TechnicalGuidanceBook.fromJson(dynamic json) { id = json['id']; guidanceBook = json['guidanceBook'] != null ? Lookup.fromJson(json['guidanceBook']) : null; } num id; Lookup guidanceBook; TechnicalGuidanceBook copyWith({ num id, Lookup guidanceBook, }) => TechnicalGuidanceBook( id: id ?? this.id, guidanceBook: guidanceBook ?? this.guidanceBook, ); Map toJson() { final map = {}; map['id'] = id; if (guidanceBook != null) { map['guidanceBook'] = guidanceBook.toJson(); } return map; } }