//WidgetModel widgetModel, int? interval, string startDate, string endDate
        public override async Task <ResultValue> GetSystemData(Dictionary <string, object> parameterDictionary)
        {
            try
            {
                var    widgetModel = parameterDictionary["WidgetModel"] as WidgetModel;
                var    startDate   = parameterDictionary["StartDate"].ToString();
                var    endDate     = parameterDictionary["EndDate"].ToString();
                string dimension;
                if (!string.IsNullOrEmpty(widgetModel.TimeDimensions))
                {
                    dimension = widgetModel.TimeDimensions + "," + widgetModel.Dimensions;
                }
                else
                {
                    dimension = widgetModel.Dimensions;
                }

                var dataResult = await TrackService.GetTrackAnalysisData(widgetModel.EnHeader, widgetModel.TableName, dimension, widgetModel.Metrics, startDate, endDate, widgetModel.DataCount.ToString());

                if (dataResult != null)
                {
                    SystemData = new ResultValue
                    {
                        Key   = string.Empty,
                        Value = JsonConvert.SerializeObject(dataResult)
                    };
                }
            }
            catch (Exception ex)
            {
                ShowMessage.Show("查询数据出错");
                LogHelper.LogMessage(MethodBase.GetCurrentMethod().DeclaringType, LogHelper.LogLevel, "Failed to GetSystemData", ex);
            }
            finally
            {
                if (LogHelper.LogLevel == LogLevelEnum.Debug || LogHelper.LogLevel == LogLevelEnum.Info)
                {
                    LogHelper.LogMessage(MethodBase.GetCurrentMethod().DeclaringType, LogHelper.LogLevel, "GetSystemData", null);
                }
            }

            return(SystemData);
        }