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 bool validateInput(int userID, int productID, int qty, out string errorMsg)
{
errorMsg = "";
int totalReserved = qty + AddtoCartHandler.getQuantity(productID);
var total = AddtoCartHandler.getStock(productID);
bool available = AddtoCartHandler.checkCart(userID, productID);
if (qty <= 0)
{
errorMsg = "Must be more than 0";
return(false);
}
else if (qty > total.Select(p => p.Stock).FirstOrDefault() || totalReserved > total.Select(p => p.Stock).FirstOrDefault())
{
errorMsg = "Stock not available";
return(false);
}
else if (available == true)
{
AddtoCartHandler.updateQuantity(userID, productID, qty);
return(true);
}
else
{
addCart(userID, productID, qty);
return(true);
}
}