/// <summary>
/// 处理学生不交卷，故障的情况
/// </summary>
public static void UpdateScoreStatus()
{
tbScoreBLL scoreBLL = new tbScoreBLL();
while (true)
{
System.Threading.Thread.Sleep(1000 * 60 * 5);//每5分钟
List <tbScore> list = scoreBLL.GetModelList("scorestatus=2");
DateTime dt = DateTime.Now;
foreach (tbScore item in list)
{
int duration = (int)DbHelperSQL.GetSingle("select durationtime from tbPaper,tbArrange where tbArrange.id=" + item.arrangeid + " and tbPaper.id=tbArrange.paperid");
TimeSpan ts = dt - item.starttime;
if ((ts.Duration().TotalMinutes - (duration + 5)) > 0)//给5分钟的时间误差
{
item.scorestatus = 4;
scoreBLL.Update(item);
}
}
}
}
