public class UserView : IUsersView, IUserView
{
    private UserViewModel[] _users;
    private bool _isActive;
    private IActionDispatcher _actionDispatcher;


    public UserView(IActionDispatcher actionDispatcher)
    {
        _isActive = true;
        this._actionDispatcher = actionDispatcher;
        _users = new UserViewModel[0];
    }
    public void Start()
    {
        Console.Clear();
        Console.WriteLine("This application is running!");

        while (_isActive)
        {
            PrintInstructions();
            var input = Console.ReadKey();
            InputHandler(input.KeyChar);
        }
    }

    private void InputHandler(char input)
    {
        Console.WriteLine("");
        if(input == 'a')
        {
            this.AddUser();
        }
        else if (input == 'l')
        {
            this.DisplayUserList();
        }
        else if (input == 'q')
        {
            this.Quit();
        }
        else
        {
            Console.WriteLine("Unknown Command");
        }

    }


    private void PrintInstructions()
    {
        var str1 = @"a - add user";
        var str2 = @"l - list users";
        var str3 = @"q - quit";

        var instructions = new List<string> { str1, str2, str3 };

        Console.WriteLine("choose an option");
        foreach (var item in instructions)
        {
            this.PrintTab(item);
        }
    }

    public void Quit()
    {
        Console.WriteLine("Goodbye");
        System.Threading.Thread.Sleep(1000 * 1); // Sleep for 5 minutes
        this._isActive = false;
    }

    private void PrintTab(string str)
    {
        var tabStr = "\t" + str;
        Console.WriteLine(tabStr);

    }

    public void AddUser()
    {
        Console.WriteLine("Enter a username");
        var name = Console.ReadLine();
        var user = new UserViewModel();
        user.UserName = name;
        var action = new AddUserAction(user);
        this._actionDispatcher.Dispatch(action);
    }

    public void Render(UserViewModel[] users)
    {
        this._users = users;
        this.DisplayUserList();
    }

    public void DisplayUserList()
    {
        Console.WriteLine("User Collection:");

        foreach (var user in _users)
        {
            this.PrintTab(user.UserName);
        }
    }

    public void Render(UserViewModel user)
    {
        Console.WriteLine("user:");
        var id = "ID: " + user.Id;
        var username = "username: " + user.UserName;

        Console.WriteLine(id);
        Console.WriteLine(username);
    }

}