public decimal Price(IList <ISale> sales)
{
var total = BurgerIngredients.Sum(toSum => toSum.Ingredient.Price * toSum.Qty);
this.SaleDiscounts.Clear();
for (int i = 0; sales != null && i < sales.Count; i++)
{
var sale = sales[i];
var saleDiscount = sale.SaleDiscount(this);
total -= saleDiscount.Discount;
this.SaleDiscounts.Add(saleDiscount);
}
return(total);
}
public void SetIngredientQuantity(Ingredient ingredient, int qty)
{
var existingIngredient = BurgerIngredients.FirstOrDefault(type => type.Ingredient.IngredientType == ingredient.IngredientType);
if (existingIngredient == null)
{
BurgerIngredients.Add(new BurgerIngredient()
{
Ingredient = ingredient, Qty = qty
});
}
else
{
BurgerIngredients.Remove(existingIngredient);
BurgerIngredients.Add(new BurgerIngredient()
{
Ingredient = ingredient, Qty = qty
});
}
}
