Example #1
0
        static void Main(string[] args)
        {
            //Defined 2 category
            Category electronics = new Category("Electronics");
            Category auto        = new Category("Automotive");

            //Defined 4 campaign with constructor method.
            IDiscount camp1 = new Campaign(electronics, DiscountType.Rate, 20, 3);
            IDiscount camp2 = new Campaign(electronics, DiscountType.Rate, 50, 5);
            IDiscount camp3 = new Campaign(electronics, DiscountType.Amount, 5, 10);
            IDiscount camp4 = new Campaign(auto, DiscountType.Rate, 20, 3);

            //Defined a coupon with Initialize method, Coupon implemented ICoupon and IDiscount interfaces.This is a example of use Interface Seg. princible.
            IDiscount coupon = new Coupon().Initialize("a45f", DiscountType.Amount, 10, 10);

            //Define 6 product with constructor method.
            Product mac = new Product("Macbook Pro", electronics, 10000.00m, 4);
            Product cas = new Product("Casper Nova", electronics, 3500m, 2);
            Product len = new Product("Lenovo RSX", electronics, 2000m, 1);
            Product hpx = new Product("Hp 1XN", electronics, 3800m, 1);
            Product mic = new Product("Michelin Tire", auto, 1000m, 4);
            Product amg = new Product("AMG Bodykit", auto, 8000m, 1);

            //Create new cart context and used dependency injection method for delivery operation, usable IoC also this class have single responsilibty princibles.
            IShoppingCartContext context = new ShoppingCartContext(new CargoDeliveryStrategy());

            //Added products at cart.
            context.AddItem(mac);
            context.AddItem(cas);
            context.AddItem(len);
            context.AddItem(hpx);
            context.AddItem(mic);
            context.AddItem(amg);

            //Apply discounts and delivery cost.
            context.Apply(new List <IDiscount>()
            {
                camp1, camp2, camp3, coupon
            });

            //other methods
            context.GetDeliveryCost();

            context.GetTotalDiscount();

            //Print cart
            context.Print();
        }