class ResultModel {
  bool success;
  String message;
  dynamic data;

  ResultModel({this.success = true, this.message = "", this.data});
  ResultModel.success(this.message, {this.data}) : success = true;
  ResultModel.fail(this.message) : success = false;

  ResultModel.fromJson(Map<String, dynamic> json)
    : success = json['success'],
      message = json['message'],
      data = json['data'];
}

class ApiOfflineModel extends ResultModel {
  bool isOffline;
  dynamic _data;

  @override
  dynamic get data => _data;

  @override
  set data(dynamic value) {
    _data = value;
  }

  ApiOfflineModel({this.isOffline = true});
  ApiOfflineModel.onLine(this._data, {this.isOffline = false})
    : super(data: _data);

  ResultModel convert() {
    if (success) {
      return ResultModel.success(isOffline ? "离线保存成功" : "保存成功", data: _data);
    } else {
      return ResultModel.fail(isOffline ? "离线保存失败：$message" : "保存失败：$message");
    }
  }
}