huixiang_app/lib/retrofit/data/promotion.dart

class Promotion {
  String activityEndTime;
  String activityStartTime;
  String applyEndTime;
  String applyStartTime;
  String createTime;
  String createUser;
  String description;
  String id;
  String image;
  num isDelete;
  num isNeedSecurityDeposit;
  String name;
  List<PromotionDetailBean> promotionDetail;
  num promotionPlan;
  num promotionType;
  String securityDeposit;
  num status;
  String tag;
  String updateTime;
  String updateUser;

  Promotion({this.activityEndTime, this.activityStartTime, this.applyEndTime, this.applyStartTime, this.createTime, this.createUser, this.description, this.id, this.image, this.isDelete, this.isNeedSecurityDeposit, this.name, this.promotionDetail, this.promotionPlan, this.promotionType, this.securityDeposit, this.status, this.tag, this.updateTime, this.updateUser});

  factory Promotion.fromJson(Map<String, dynamic> json) => Promotion(
    activityEndTime: json['activityEndTime'] as String,
    activityStartTime: json['activityStartTime'] as String,
    applyEndTime: json['applyEndTime'] as String,
    applyStartTime: json['applyStartTime'] as String,
    createTime: json['createTime'] as String,
    createUser: json['createUser'] as String,
    description: json['description'] as String,
    id: json['id'] as String,
    image: json['image'] as String,
    isDelete: json['isDelete'] as num,
    isNeedSecurityDeposit: json['isNeedSecurityDeposit'] as num,
    name: json['name'] as String,
    promotionDetail: (json['promotionDetail'] as List)
        ?.map((e) => e == null
        ? null
        : PromotionDetailBean.fromJson(e as Map<String, dynamic>))
        ?.toList(),
    promotionPlan: json['promotionPlan'] as num,
    promotionType: json['promotionType'] as num,
    securityDeposit: json['securityDeposit'] as String,
    status: json['status'] as num,
    tag: json['tag'] as String,
    updateTime: json['updateTime'] as String,
    updateUser: json['updateUser'] as String,
  );

  Map<String, dynamic> toJson() => <String, dynamic>{
    'activityEndTime': this.activityEndTime,
    'activityStartTime': this.activityStartTime,
    'applyEndTime': this.applyEndTime,
    'applyStartTime': this.applyStartTime,
    'createTime': this.createTime,
    'createUser': this.createUser,
    'description': this.description,
    'id': this.id,
    'image': this.image,
    'isDelete': this.isDelete,
    'isNeedSecurityDeposit': this.isNeedSecurityDeposit,
    'name': this.name,
    'promotionDetail': this.promotionDetail,
    'promotionPlan': this.promotionPlan,
    'promotionType': this.promotionType,
    'securityDeposit': this.securityDeposit,
    'status': this.status,
    'tag': this.tag,
    'updateTime': this.updateTime,
    'updateUser': this.updateUser,
  };
}

class PromotionDetailBean {

  PromotionDetailBean();

  factory PromotionDetailBean.fromJson(Map<String, dynamic> json) => PromotionDetailBean();

  Map<String, dynamic> toJson() => <String, dynamic>{};
}