using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Threading;
using System.Windows.Media;

namespace Xenki
{
    /// <summary>
    /// Interaction logic for Page1.xaml
    /// </summary>
    public partial class Mainform : Page
    {
        DefaultNetwork.DefaultNetwork network;

        public Mainform()
        {
            InitializeComponent();

            recentTime = DateTime.Now;
            CompositionTarget.Rendering += new EventHandler(CompositionTarget_Rendering);

            App.Current.Exit += Current_Exit;

            Startup();
        }

        void Current_Exit(object sender, ExitEventArgs e)
        {
            network.Stop();
        }

        private void Startup()
        {
            try
            {
                debug("Creating renderer");

                DefaultRenderer.DefaultRenderer x = new DefaultRenderer.DefaultRenderer(m_viewport);

                debug("Creating mesher");
                x.Mesher = new OpenMetaverse.Rendering.SimpleRenderer();

                debug("Creating network");

                network = new DefaultNetwork.DefaultNetwork(x);

                network.OnLog += network_OnLog;
            }
            catch (Exception e)
            {
                debug("Graphics Error: " + e);
            }
        }

        void network_OnLog(string msg)
        {
            debug(msg);
        }

        private void debug(string log)
        {
            logBox.Dispatcher.Invoke(
                DispatcherPriority.Normal,
                new System.Windows.Forms.MethodInvoker
                    (delegate
                         {
                             ListBoxItem lbi = new ListBoxItem();
                             lbi.Content = log;

                             if (logBox.Items.Count > 20)
                                 logBox.Items.RemoveAt(0);
                             
                             logBox.Items.Add(lbi);
                             //logBox.ScrollIntoView(lbi);
                         }
                    )
                );
            /*
            frameRate.Dispatcher.Invoke(
                DispatcherPriority.Normal,
                new System.Windows.Forms.MethodInvoker
                    (delegate
                    {
                        
                    }
                    )
                );
            */
        }

        private void loginButton_Click(object sender, RoutedEventArgs e)
        {
            string user = loginUser.Text;
            string last = loginLast.Text;
            string pass = loginPass.Password;

            try
            {
                debug("Starting network");
                network.Start(user, last, pass);
            }
            catch (Exception ex)
            {
                debug("Network Error: " + ex);
            }

            loginGrid.Visibility = System.Windows.Visibility.Collapsed;
        }

        private static int frameCounter = 0;
        private static DateTime recentTime;

        void CompositionTarget_Rendering(object sender, EventArgs e)
        {
            frameCounter++;
            if ((DateTime.Now - recentTime) > TimeSpan.FromSeconds(1))
            {
                frameRate.Content = "FPS: " + frameCounter/1;
                frameCounter = 0;
                recentTime = DateTime.Now;
            }

        }


    }
}