public async Task DeleteBillAsync(Guid id)
{
Bill bill = await _billRepository.FirstOrDefaultAsync(id);
if (bill == null)
{
throw new InvalidOperationException("该类型不存在");
}
_unitOfWork.RegisterDelete(bill);
await _unitOfWork.CommitAsync();
}
public async Task DeleteUserAsync(Guid id)
{
User userFromDB = await _userRepository.FirstOrDefaultAsync(id);
if (userFromDB == null)
{
throw new InvalidOperationException("用户不存在");
}
_unitOfWork.RegisterDelete(userFromDB);
await _unitOfWork.CommitAsync();
}