public void AddToCart(Pie pie, int amount)
{
var shoppingCardItemToAdd =
_appDbContext.shoppingCartItems.SingleOrDefault(p => p.Pie.Id == pie.Id &&
p.ShoppingCartId == ShoppingCardId);
if (shoppingCardItemToAdd == null)
{
shoppingCardItemToAdd = new ShoppingCartItem
{
ShoppingCartId = ShoppingCardId,
Pie = pie,
Amount = 1
};
_appDbContext.shoppingCartItems.Add(shoppingCardItemToAdd);
}
else
{
shoppingCardItemToAdd.Amount++;
}
_appDbContext.SaveChanges();
}
public int RemoveFromCart(Pie pie)
{
var shopingCartItemToRemove =
_appDbContext.shoppingCartItems.FirstOrDefault(p => p.Pie.Id == pie.Id &&
p.ShoppingCartId == ShoppingCardId);
var localAmount = 0;
if (shopingCartItemToRemove != null)
{
if (shopingCartItemToRemove.Amount > 1)
{
shopingCartItemToRemove.Amount--;
localAmount = shopingCartItemToRemove.Amount;
}
else
{
_appDbContext.Remove(shopingCartItemToRemove);
}
}
_appDbContext.SaveChanges();
return(localAmount);
}
