private void UpdateSelector(Order order, decimal serviceAmount, decimal sum, bool taxIncluded)
{
var selector = Selectors.FirstOrDefault(x => x.Key == GetKey(order));
if (selector == null)
{
selector = new Selector { Key = GetKey(order), Description = order.MenuItemName + order.GetPortionDesc() };
Selectors.Add(selector);
}
selector.Quantity += order.Quantity;
selector.Price = GetPrice(order, serviceAmount, sum, ExchangeRate, taxIncluded);
}
public void Select(Selector selector)
{
selector.Select();
}
public SelectorViewModel(Selector model)
{
Model = model;
}