public static void AddProductToCart(int userInput, int qty)
{
ProductsList productsList = HandleJsonData.GetProducts();
List <Product> products = productsList.ProductList;
ShoppingCartItem cartItem = new ShoppingCartItem(products[userInput - 1], qty);
ShoppingCart.AddToCart(cartItem);
}
internal static void InitApp()
{
ShoppingCart.InitCart();
WriteToConsole.WriteProducts(HandleJsonData.GetProducts());
WriteToConsole.GetUserProduct();
}