private static void ShowProduct(IHyperion finishProduct, int productNumber)
        {
            var hasPowerWindows = "";

            System.Console.WriteLine($"{finishProduct.GetType().Name} Product {productNumber} has the following specifications: ");
            System.Console.WriteLine($"Has {finishProduct.Wheels}-inch wheels.");
            System.Console.WriteLine($"Has {finishProduct.Doors} doors.");
            System.Console.WriteLine($"Has {finishProduct.Engine} liter engine capacity.");
            if (!finishProduct.HasPowerWindows)
            {
                hasPowerWindows = " no";
            }
            System.Console.WriteLine($"Has{hasPowerWindows} power windows.");
            System.Console.WriteLine($"Has {finishProduct.Color} color.");
            System.Console.WriteLine("Engine has started!");
        }
        public IHyperion CreateInstance(List <IHyperion> hyperions)
        {
            IHyperion productInstance = null;

            switch (hyperions.GetType().Name)
            {
            case "Sedan":
                productInstance = CarFactory <IHyperion, Sedan> .CreateInstance();

                break;

            case "Coupe":
                productInstance = CarFactory <IHyperion, Coupe> .CreateInstance();

                break;

            case "Sport":
                productInstance = CarFactory <IHyperion, Sport> .CreateInstance();

                break;
            }
            return(productInstance);
        }