public decimal Total()
{
// Calculate the total of the basket
var basketCalculator = BasketCalculatorFactory.Create(CartItems, ProductRepository);
var productTotal = basketCalculator.Calculate();
// Apply Shipping
var shippingCalculator = ShippingCalculatorFactory.Create(productTotal);
var shippingCost = shippingCalculator.Calculate();
// Apply Discount
var discountCalculator = new DiscountCalculatorFactoryBuilder()
.AddCoupon(CouponId)
.AddShippingCost(shippingCost)
.AddProductRepository(ProductRepository)
.AddCouponRepository(CouponRepository)
.AddCartItems(CartItems)
.GetDiscountCalculatorFactory()
.Create();
var discount = discountCalculator.Calculate();
return(productTotal + shippingCost - discount);
}
public IShoppingCartEngineBuilder AddBasketCalculatorFactory(BasketCalculatorFactory basketCalculatorFactory)
{
shoppingCartEngine.BasketCalculatorFactory = basketCalculatorFactory;
return(this);
}
