public QuantityDiscountDecorator(DiscountBaseDecorator discountBase,
string productName,
int quantity,
int discount
) : base(discountBase)
{
_qualifyingProductName = productName;
_qualifyingQuantity = quantity;
_discountQuantity = discount;
}
public QuantityADiscountBDecorator(DiscountBaseDecorator discountBase,
string productA,
string productB,
int quantity,
decimal discount) : base(discountBase)
{
_productA = productA;
_productB = productB;
_quantity = quantity;
_discount = discount;
}