static void Main(string[] args)
{
Category category1 = new Category("category1");
Category category2 = new Category("category2");
Product product1 = new Product("Product1", 100, category1);
Product product2 = new Product("Product2", 50, category1);
Product product3 = new Product("Product3", 40, category2);
ICampaign rateCampaign = new RateCampaign(20.0, 5, category1);
ICampaign amountCampaing = new AmountCampaign(10.0, category2);
IShoppingCart shoppingcart = new ShoppingCart(new DeliveryCost(1.5, 10));
shoppingcart.AddProduct(product1, 12);
shoppingcart.AddProduct(product2, 10);
shoppingcart.AddProduct(product3, 11);
List <ICampaign> campaigns = new List <ICampaign>();
campaigns.Add(rateCampaign);
campaigns.Add(amountCampaing);
ICoupon rateCoupon = new RateCoupon(5.0, 3);
shoppingcart.AddCampaign(campaigns);
shoppingcart.AddCoupon(rateCoupon);
double totalAmount = shoppingcart.GetTotalAmountAfterDiscounts();
System.Console.WriteLine(shoppingcart.Print());
System.Console.ReadLine();
}
