public int RemoveFromCart(EssentialOil_Products product)
{
var shoppingCartItem =
_appDbContext.ShoppingCartItems.SingleOrDefault(
s => s.Product.EssentialOil_ProductsId == product.EssentialOil_ProductsId && s.ShoppingCartId == ShoppingCartId);
var localAmount = 0;
if (shoppingCartItem != null)
{
if (shoppingCartItem.Amount > 1)
{
shoppingCartItem.Amount--;
localAmount = shoppingCartItem.Amount;
}
else
{
_appDbContext.ShoppingCartItems.Remove(shoppingCartItem);
}
}
_appDbContext.SaveChanges();
return(localAmount);
}
public void AddToCart(EssentialOil_Products product, int amount)
{
var shoppingCartItem = _appDbContext.ShoppingCartItems.SingleOrDefault(s =>
s.Product.EssentialOil_ProductsId == product.EssentialOil_ProductsId && s.ShoppingCartId == ShoppingCartId);
if (shoppingCartItem == null)
{
shoppingCartItem = new ShoppingCartItem
{
ShoppingCartId = ShoppingCartId,
Product = product,
Amount = 1
};
_appDbContext.ShoppingCartItems.Add(shoppingCartItem);
}
else
{
shoppingCartItem.Amount++;
}
_appDbContext.SaveChanges();
}