public void AddItem(Product prod, int Quantity) { QuartLine cartline = CartLineCollection .Where(e => e.Productes.ProductID == prod.ProductID) .FirstOrDefault(); if (cartline == null) { CartLineCollection.Add(new QuartLine { Productes = prod, Quantity = Quantity }); } else cartline.Quantity += Quantity; }
public void Remouve(Product product) { CartLineCollection.RemoveAll(l => l.Productes.ProductID == product.ProductID); }