public bool SaveSeeLeave(string appreason, int select, DateTime stime, DateTime etime)
{
Leave leave = leaveDAL.LoadEntities(u => u.LeaveStartTime == stime && u.LeaveEndTime == etime).FirstOrDefault();
leave.ApprovalTime = DateTime.Now;
leave.ApproverReason = appreason;
leave.ApproverID = 0;//暂定0
leave.LeaveState = select;
return(leaveDAL.ModifyEntity(leave));
}