while (true)
            {
                string input = Console.ReadLine();
                string command = string.Empty;
                command = input.Split(' ')[0];

                switch (command)
                {
                    case "/display":
                        inventory.DisplayItems();
                        Console.WriteLine();
                        break;
                    case "/add":
                        string item = input.Split(' ')[1];
                        //string item = Console.ReadLine();
                        inventory.AddItem(item);
                        break;
                    case "/switch":
                        break;
                }
            }