/// <summary>
 /// 加载每日数据
 /// </summary>
 /// <param name="date"></param>
 /// <returns></returns>
 private DailySalesData LoadDailyData(string date)
 {
     if (!allDailydataSaleDataDict.ContainsKey(date))
     {
         bool           isCreate       = false;
         DailySalesData dailySalesData = ConfigDataManager.LoadDailyData(date);
         if (dailySalesData == null)
         {
             dailySalesData      = new DailySalesData();
             dailySalesData.Date = date;
             isCreate            = true;
         }
         allDailydataSaleDataDict[date] = dailySalesData;
         if (isCreate)
         {
             CalculateData(date);
             SaveChange(date);
         }
     }
     return(allDailydataSaleDataDict[date]);
 }