public interface IItemDiscount
Thetype exposes the following members.
Discount display name.
True - discount value is flat, False - discount value is relative.
True - says that discounts value is set in global main currency, False - says that discounts value is set in site main currency. Takes effect only if discount value is flat.
Returns true if this discount is to be applied on the same base as the given discount. False indicates that discounts are to be applied one after another.
Calculates discount based on basePrice for given shopping cart item.