public void AddTransfer(TransferCommand command)
{
var barrelFrom = _barrelRepository.GetById(command.BarrelFromId);
var barrelTo = _barrelRepository.GetById(command.BarrelToId);
var transfer = new Transfer(command);
if ((barrelFrom.CurrentCapacity >= command.Amount) &&
(barrelTo.Capacity >= barrelTo.CurrentCapacity + command.Amount))
{
barrelFrom.RemoveAmount(command.Amount);
barrelTo.AddAmount(command.Amount);
}
else
{
throw new Exception("Specified amount can't fit into the barrels");
}
using (var scope = new TransactionScope())
{
_barrelRepository.UpdateBarrel(command.BarrelFromId, barrelFrom);
_barrelRepository.UpdateBarrel(command.BarrelToId, barrelTo);
_transferRepository.AddTransfer(transfer);
scope.Complete();
}
}
public void UpdateBarrel(int id, BarrelCommand command)
{
var barrel = _repository.GetById(id);
barrel.Update(command);
_repository.UpdateBarrel(id, barrel);
}