public void addProduct(Customer activeCustomer) { SHOWPRODUCTS: Console.Clear(); _consoleHelper.WriteHeaderToConsole("Add Products to Cart"); ProductRepository repo = new ProductRepository(); var products = repo.GetAllProducts(); _consoleHelper.WriteLine("Opt Product Price "); Console.ForegroundColor = ConsoleColor.DarkCyan; _consoleHelper.WriteLine("*********************************************************"); Console.ForegroundColor = ConsoleColor.White; char spacePad = ' '; foreach (Product product in products) { StringBuilder productIdString = new StringBuilder(); string productId = productIdString.Append(product.ProductId.ToString()).Append(".").ToString(); _consoleHelper.WriteLine(productId.PadRight(8, spacePad).Substring(0, 4) + product.ProductName.PadRight(22, spacePad).Substring(0, 22) + "$" + product.ProductPrice.ToString().PadLeft(7, spacePad)); } Console.ForegroundColor = ConsoleColor.DarkCyan; _consoleHelper.WriteLine("*********************************************************"); Console.ForegroundColor = ConsoleColor.White; var cartRepo = new CartRepository(); var activeCart = cartRepo.GetActiveCart(activeCustomer.CustomerId); string cartTotalLine = $"Total: ({cartDetail.GetTotalItemsInCart(activeCart.CartId)}) {cartDetail.GetCartPrice(activeCart.CartId)}"; string space = new string(' ', (56 - cartTotalLine.Length)); _consoleHelper.WriteLine(space + cartTotalLine); _consoleHelper.WriteLine($"{products.Count + 1}" + ". Save Cart and Return to Main Menu"); _consoleHelper.WriteLine($"{products.Count + 2}" + ". Checkout\n"); try { var selectedProduct = Convert.ToInt32(_consoleHelper.WriteAndReadFromConsole("> ")); if (selectedProduct >= 1 && selectedProduct <= products.Count) { var cartDetail = new CartDetailRepository(); cartDetail.AddProduct(activeCart.CartId, selectedProduct, 1); _consoleHelper.WriteLine("One item has been put into your cart."); Thread.Sleep(500); goto SHOWPRODUCTS; } else if (selectedProduct == products.Count + 1) { return; } else if (selectedProduct == products.Count + 2) { checkout(activeCustomer); } else { _consoleHelper.WriteLine("Please choose a valid product number!"); goto SHOWPRODUCTS; } } catch (Exception ex) { Debug.WriteLine(ex.Message); Debug.WriteLine(ex.StackTrace); _consoleHelper.WriteLine("Please enter the numbers showed on screen!"); Thread.Sleep(1000); goto SHOWPRODUCTS; } }