public void PlaceOrder(BO.Order order)
{
MarkDates(order);
order.Commission = CalculateCommision(order);
CloseIrrelevantOrders(order);
UpdateUserStatus(order);
DO.Host host = dal.RecieveHost(order.HostID);
host.TotalCommission += order.Commission;
order.TotalCost = order.HostingUnit.PricePerNight * PassedDays(order.GuestRequest.EntryDate, order.GuestRequest.ReleaseDate);
dal.UpdateHost(host);
}
public Host RecieveHost(int key)
{
DO.Host host = XML.RecieveHost(key);
return(host == null ? throw new MissingMemberException($"host {key} dosen't exist") : host);
}