static void Print(Product item)
{
ProductDiscount discount = item as ProductDiscount;
if (discount != null)
{
Console.WriteLine(discount.ProductType + " With Cost: " + discount.Cost + " and discount: " + discount.Discount);
}
else
{
Console.WriteLine(item.ProductType + " With Cost: " + item.Cost);
}
}
static bool CheckCost(Product item, double Amount)
{
ProductDiscount discount = item as ProductDiscount;
if (discount == null)
{
if (item.Cost < Amount)
{
return(true);
}
}
else if ((discount.Cost - discount.Cost * discount.Discount / 100) < Amount)
{
return(true);
}
return(false);
}