// 扣费SQL操作
public string WithdrawMoney(string QRCode)
{
//返回的字符串
string callBack = null;
DataTable dt = null;
//判读二维码，并执行相应的操作
int status = IfUsedOrOutTime(QRCode);
switch (status)
{
case 100:
callBack = "判读餐票状态错误";
break;
case 101:
callBack = "已消费,请勿重刷";
break;
case 102:
callBack = "已退款，请勿重刷";
break;
case 1:
callBack = "就餐时间已过，请按时就餐";
break;
case -1:
callBack = "未到就餐时间，请耐心等待";
break;
case 0:
//判读有效
try
{
SqlDbOperHandler doh = new SqlDbOperHandler(); //开启连接数据库
doh.Reset();
doh.SqlCmd = "update [m_t_application] set ticketStatus = '已消费',UsedTime = GETDATE() where identification = '" + QRCode + "'";
doh.AddConditionParameter("@identification", QRCode);
dt = doh.GetDataTable(); //获取返回的表格
doh.Dispose(); //释放资源
}
catch (Exception e)
{
LogClass.CreateLog(e.Message.ToString());
}
callBack = "二维码验证成功";
break;
case 404:
callBack = "找不到该二维码";
break;
default:
callBack = "扣费查询错误,请联系行政管理员";
break;
}
return(callBack);
}
/// <summary>
/// 返回此次生成的二维码
/// </summary>
/// <param name="meal_date">就餐日期</param>
/// <param name="TicketCount">生成数量</param>
/// <returns></returns>
public DataTable SelectQRCode(DateTime meal_date, int TicketCount)
{
DataTable dt = null;
try
{
SqlDbOperHandler doh = new SqlDbOperHandler();//开启连接数据库
doh.Reset();
doh.SqlCmd = "select top(@TicketCount) * from [m_t_application] where meal_date = @meal_date order by ticketCreate desc";
doh.AddConditionParameter("@TicketCount", TicketCount);
doh.AddConditionParameter("@meal_date", meal_date.ToString("yyyy-MM-dd"));
dt = doh.GetDataTable(); //获取返回的表格
doh.Dispose(); //释放资源
}
catch (Exception e)
{
LogClass.CreateLog(e.Message.ToString());
}
return(dt);
}
