public static bool validateUpdate(int userID, int productID, int qty, out string errorMsg)
{
int totalReserved = qty + AddtoCartHandler.getQuantity(productID);
var total = AddtoCartHandler.getStock(productID);
errorMsg = "";
if (qty < 0)
{
errorMsg = "Input must be higher than 0";
return(false);
}
else if (qty == 0)
{
UpdateCartHandler.deleteCart(userID, productID);
return(true);
}
else if (qty > total.Select(p => p.Stock).FirstOrDefault() || totalReserved > total.Select(p => p.Stock).FirstOrDefault())
{
errorMsg = "Stock not available";
return(false);
}
else
{
UpdateCartHandler.updateQuantity(userID, productID, qty);
return(true);
}
}
public static Response UpdateCart(String UserID, string ProductID, int Qty)
{
if (Qty < 0)
{
return(new Response(false, "Quantity Cannot Below Zero Number"));
}
if (Qty == 0)
{
DeleteProductCartHandler.DoDeleteProductCart(UserID, ProductID);
return(new Response(true));
}
return(UpdateCartHandler.UpdateCart(UserID, ProductID, Qty));
}
public static List <DetailedCart> getSelectedCart(int userID, int productID)
{
return(UpdateCartHandler.getSelectedCart(userID, productID));
}
public static DetailCart GetCart(String UserID, String ProductID)
{
return(UpdateCartHandler.GetCart(UserID, ProductID));
}