import 'package:freezed_annotation/freezed_annotation.dart'; part 'diary.freezed.dart'; part 'diary.g.dart'; @freezed class Diary with _$Diary { const factory Diary({ required int id, required DateTime date, required int closed, String? comment, DateTime? wakeup, DateTime? retire, }) = _Diary; factory Diary.fromJson(Map json) => _$DiaryFromJson(json); }