public static void Run()
{
Product beer = new Product();
beer.Name = "MyBestBeer";
beer.Price = 78000;
Order order = new Order();
order.WriteCurrentStateName();
order.AddProduct(beer);
order.WriteCurrentStateName();
order.Register();
order.WriteCurrentStateName();
order.Grant();
order.WriteCurrentStateName();
order.Ship();
order.WriteCurrentStateName();
//trying to add more beer to already shipped order
order.AddProduct(beer);
order.WriteCurrentStateName();
//order.Invoice();
//order.WriteCurrentStateName();
}
