public void CreateLeaveApplication(LeaveApplication leaveApplication)
{
if (IsScheduleConflict(leaveApplication))
{
throw new InvalidOperationException("当前请假时间和已存在的请假申请冲突");
}
AnnualLeaveStatistic annualLeaveStatistic = GetAnnualLeaveStatistic(leaveApplication.Initiator);
if (leaveApplication.TotalDays > annualLeaveStatistic.RemainingDays)
{
throw new InvalidOperationException("剩余假期不足，请重新选择请假时间");
}
annualLeaveStatistic.RemainingDays = annualLeaveStatistic.RemainingDays - leaveApplication.TotalDays;
leaveApplication.TaskState = TaskState.Applying;
using (DbContextTransaction transaction = _context.Database.BeginTransaction())
{
try
{
_context.LeaveApplications.Add(leaveApplication);
_context.AnnualLeaveStatistics.Attach(annualLeaveStatistic);
_context.Entry(annualLeaveStatistic).State = EntityState.Modified;
_context.SaveChanges();
transaction.Commit();
}
catch (Exception e)
{
transaction.Rollback();
_logger.Error(e.Message, e);
throw;
}
}
}
public ReturnResult ModifyMeeting(Meeting meeting)
{
ReturnResult returnResult = new ReturnResult();
if (!IsScheduleConflict(meeting))
{
lock (_locker)
{
using (DbContextTransaction transaction = _context.Database.BeginTransaction())
{
try
{
_context.Attendees.Attach(meeting.Attendee);
_context.Entry(meeting.Attendee).State = EntityState.Modified;
_context.Meetings.Attach(meeting);
_context.Entry(meeting).State = EntityState.Modified;
_context.SaveChanges();
transaction.Commit();
returnResult.Result = true;
return(returnResult);
}
catch (Exception e)
{
transaction.Rollback();
returnResult.Result = false;
returnResult.Message = e.Message;
_logger.Error("Faild to modify a Meeting", e);
return(returnResult);
}
}
}
}
returnResult.Result = false;
returnResult.Message = "会议时间冲突";
return(returnResult);
}
