public async Task <BillStudentResourceDto> BillStudent(BillStudentResourceDto bill)
{
var studentByRefAsync = await _unitOfWork.Students.GetStudentByRefAsync(bill.StudentRef);
var canteenPriceList = await _unitOfWork.CanteenPriceListRepository.GetByIdAsync(bill.Amount);
var canteenBalances =
CanteenBalances(studentByRefAsync);
var calculatedBalance = await CalculateBalance(canteenBalances);
if (calculatedBalance - Double.Parse(canteenPriceList.Price) >= 0)
{
var canteenBalance = new CanteenBalance();
canteenBalance.Student = studentByRefAsync.Id;
canteenBalance.Date = DateTime.Now;
canteenBalance.Dr = Double.Parse(canteenPriceList.Price);
await _unitOfWork.CanteenBalanceRepository.AddAsync(canteenBalance);
await _unitOfWork.CommitAsync();
return(bill);
}
return(null);
}
public async Task <CanteenBalance> TopUpStudentAsync(CanteenBalance canteenBalance)
{
await _unitOfWork.CanteenBalanceRepository.AddAsync(canteenBalance);
var commitAsync = await _unitOfWork.CommitAsync();
if (commitAsync > 0)
{
return(canteenBalance);
}
return(null);
}