public void RemoveSelected(string id) { SelectedProduct s = db.ShoppingList.Find(id); s.num--; if (s.num == 0) { db.ShoppingList.Remove(db.ShoppingList.Find(id)); } db.SaveChanges(); }
public void AddProductToShoppingList(string id) { Product product = db.Products.Find(id); if (db.ShoppingList.Find(id) != null) { SelectedProduct s = db.ShoppingList.Find(id); s.num++; } else { SelectedProduct sProduct = new SelectedProduct() { Id = product.Id, Name = product.Name, Price = product.Price, num = 1 }; db.ShoppingList.Add(sProduct); } db.SaveChanges(); }