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