1. Import

lib/model/tour_task.dart

@@ -0,0 +1,32 @@
+import 'package:isar/isar.dart';
+import 'package:json_annotation/json_annotation.dart';
+
+part 'tour_task.g.dart';
+
+@embedded
+@JsonSerializable()
+class TourTask {
+  @JsonKey(name: 's_id')
+  late int sId;
+  late int type;
+  late String topic;
+  late bool? opt;
+  late bool? reenter;
+  late int? min;
+  late int? max;
+  @JsonKey(name: 'max_len')
+  late int? maxLen;
+  late bool? rt;
+  late bool? track;
+  late List<String>? txt;
+  @JsonKey(name: 'task_arrival')
+  late int? taskArrival;
+  @JsonKey(name: 'task_fin_work')
+  late int? taskFinWork;
+
+  TourTask();
+
+  factory TourTask.fromJson(Map<String, dynamic> json) => _$TourTaskFromJson(json);
+
+  Map<String, dynamic> toJson() => _$TourTaskToJson(this);
+}