public async Task <int> Count(ExamRoomFilter filter)
{
IQueryable <ExamRoomDAO> examRoomDAOs = examRegContext.ExamRoom.AsNoTracking();
examRoomDAOs = DynamicFilter(examRoomDAOs, filter);
return(await examRoomDAOs.CountAsync());
}
/*private async Task<bool> ValidateExist(ExamRoom examRoom)
* {
* ExamRoomFilter filter = new ExamRoomFilter
* {
* Take = Int32.MaxValue,
* RoomNumber = new ShortFilter { Equal = examRoom.RoomNumber },
* AmphitheaterName = new StringFilter { Equal = examRoom.AmphitheaterName }
* };
*
* int count = await UOW.ExamRoomRepository.Count(filter);
* if (count == 0)
* {
* examRoom.AddError(nameof(ExamRoomValidator), nameof(examRoom), ERROR.NotExisted);
* return false;
* }
* return true;
* }*/
public async Task <bool> ValidateId(ExamRoom examRoom)
{
ExamRoomFilter filter = new ExamRoomFilter
{
Id = new GuidFilter {
Equal = examRoom.Id
}
};
int count = await UOW.ExamRoomRepository.Count(filter);
if (count == 0)
{
examRoom.AddError(nameof(ExamRoomValidator), nameof(examRoom), ERROR.IdNotFound);
}
return(count == 1);
}
public async Task <List <ExamRoom> > List(ExamRoomFilter filter)
{
if (filter == null)
{
return(new List <ExamRoom>());
}
IQueryable <ExamRoomDAO> query = examRegContext.ExamRoom.AsNoTracking();
query = DynamicFilter(query, filter);
query = DynamicOrder(query, filter);
List <ExamRoom> list = await query.Select(e => new ExamRoom()
{
Id = e.Id,
RoomNumber = e.RoomNumber,
ComputerNumber = e.ComputerNumber,
AmphitheaterName = e.AmphitheaterName,
Code = string.Format(e.AmphitheaterName + "_" + e.RoomNumber)
}).ToListAsync();
return(list);
}
private async Task <bool> ValidateNotExist(ExamRoom examRoom)
{
ExamRoomFilter filter = new ExamRoomFilter
{
Take = Int32.MaxValue,
RoomNumber = new ShortFilter {
Equal = examRoom.RoomNumber
},
AmphitheaterName = new StringFilter {
Equal = examRoom.AmphitheaterName
}
};
int count = await UOW.ExamRoomRepository.Count(filter);
if (count > 0)
{
examRoom.AddError(nameof(ExamRoomValidator), nameof(examRoom), ERROR.ExamRoomExisted);
return(false);
}
return(true);
}
private IQueryable <ExamRoomDAO> DynamicOrder(IQueryable <ExamRoomDAO> query, ExamRoomFilter filter)
{
switch (filter.OrderType)
{
case OrderType.ASC:
switch (filter.OrderBy)
{
case ExamRoomOrder.ComputerNumber:
query = query.OrderBy(q => q.ComputerNumber);
break;
case ExamRoomOrder.AmphitheaterName:
query = query.OrderBy(q => q.AmphitheaterName);
break;
case ExamRoomOrder.RoomNumber:
query = query.OrderBy(q => q.RoomNumber);
break;
default:
query = query.OrderBy(q => q.CX);
break;
}
break;
case OrderType.DESC:
switch (filter.OrderBy)
{
case ExamRoomOrder.ComputerNumber:
query = query.OrderByDescending(q => q.ComputerNumber);
break;
case ExamRoomOrder.AmphitheaterName:
query = query.OrderByDescending(q => q.AmphitheaterName);
break;
case ExamRoomOrder.RoomNumber:
query = query.OrderByDescending(q => q.RoomNumber);
break;
default:
query = query.OrderByDescending(q => q.CX);
break;
}
break;
default:
query = query.OrderBy(q => q.CX);
break;
}
return(query.Skip(filter.Skip).Take(filter.Take));
}
private IQueryable <ExamRoomDAO> DynamicFilter(IQueryable <ExamRoomDAO> query, ExamRoomFilter filter)
{
if (filter == null)
{
return(query.Where(q => 1 == 0));
}
if (filter.Id != null)
{
query = query.Where(q => q.Id, filter.Id);
}
if (filter.AmphitheaterName != null)
{
query = query.Where(q => q.AmphitheaterName, filter.AmphitheaterName);
}
if (filter.ComputerNumber != null)
{
query = query.Where(q => q.ComputerNumber, filter.ComputerNumber);
}
if (filter.RoomNumber != null)
{
query = query.Where(q => q.RoomNumber, filter.RoomNumber);
}
if (filter.ExamDate != null)
{
query = query.Where(q => q.ExamRoomExamPeriods
.Select(e => e.ExamPeriod.ExamDate.Equals(filter.ExamDate))
.Contains(true));
if (filter.ExceptStartHour != null && filter.ExceptFinishHour != null)
{
query = query.Where(q => !q.ExamRoomExamPeriods
.Select(e =>
(filter.ExceptStartHour <= e.ExamPeriod.StartHour && e.ExamPeriod.StartHour <= filter.ExceptFinishHour) ||
(filter.ExceptStartHour <= e.ExamPeriod.FinishHour && e.ExamPeriod.FinishHour <= filter.ExceptFinishHour) ||
(e.ExamPeriod.StartHour <= filter.ExceptStartHour && filter.ExceptFinishHour <= e.ExamPeriod.FinishHour))
.Contains(true));
}
}
if (filter.ExceptExamDate != null)
{
query = query.Where(q => !q.ExamRoomExamPeriods
.Select(e => e.ExamPeriod.ExamDate == filter.ExceptExamDate).Contains(true));
}
return(query);
}
public async Task <List <ExamRoom> > List(ExamRoomFilter filter)
{
return(await UOW.ExamRoomRepository.List(filter));
}
public async Task <int> Count(ExamRoomFilter filter)
{
return(await UOW.ExamRoomRepository.Count(filter));
}
