using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ServiceModel;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using NJDOTNET.Trivia;
using NJDOTNET.Trivia.ServiceClient;

namespace NJDOTNET.Trivia.WpfClient
{
    [CallbackBehavior(UseSynchronizationContext = false)]
    public partial class MainWindow
    {
        private IGameServer _Server;
        
        public MainWindow()
        {
            InitializeComponent();
            logger = new TextBoxLogger(MessageBox);
        }

        void InitializeService()
        {
            logger.Info("*** Creating new client... ***");

            // TODO: Factorize/IoC this
            _Server = new WcfGameServerProxy();
            _Server.GameClient.OnGameStart += HandleGameStart;
            _Server.GameClient.OnGameEnd += HandleGameEnd;
            _Server.GameClient.OnQuestionChanged += HandleNextQuestion;

            logger.Debug("*** Initialized new TriviaServiceClient ***");

            logger.Debug("*** Requesting a new game be created... ***");
            _Server.NewGame();
        }

        private void PopulatePlayersList(IEnumerable<Player> players)
        {
            var playerList = new ObservableCollection<Player>(new List<Player>(players));
            PlayerList.SetBinding(
                ItemsControl.ItemsSourceProperty, 
                new Binding { Source = playerList });
        }

        private void StartButton_Click(object sender, RoutedEventArgs e)
        {
            logger.Debug("*** Registering player. ***");
            var player = new Player { Name = "Jess" };
            _Server.RegisterPlayer(player);

            logger.Info("*** Starting game. ***");
            _Server.Start();
        }

        private void button1_Click(object sender, RoutedEventArgs e)
        {
            InitializeService();
        }

        public void HandleGameStart(object sender, EventArgs<Game> e)
        {
            var game = e.Value;
            PopulatePlayersList(game.Players);
            logger.Debug("***  New Game (#{0}) started!  ***", game.Id);
        }

        public void HandleGameEnd(object sender, EventArgs<GameSummary> e)
        {
            var summary = e.Value;
            logger.Debug("***  Game #{0} ended.  ***", summary.GameId);
        }

        public void HandleNextQuestion(object sender, EventArgs<Question> e)
        {
            var question = e.Value;
            logger.Info("Question #{0}) {1}", question.Id, question.Text);
        }

    }
}