using GalaSoft.MvvmLight.Ioc;
using GalaSoft.MvvmLight.Messaging;
using MahApps.Metro.Controls;
using MahApps.Metro.Controls.Dialogs;
using System;
using System.Threading;
using System.Threading.Tasks;
using System.Windows;
using Bro.UI.Ctrls;
using Bro.UI.ViewModel;

namespace Bro.UI
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : MetroWindow
    {
        ManualResetEvent loadHandle = new ManualResetEvent(false);

        /// <summary>
        /// Initializes a new instance of the MainWindow class.
        /// </summary>
        public MainWindow()
        {
            Messenger.Default.Register<string>(this, "ProcessDone", OnProcessChanged);

            InitializeComponent();

            SimpleIoc.Default.Register<IDialogCoordinator>(() => DialogCoordinator.Instance, "Main");

            Closing += (s, e) =>
            {
                ViewModelLocator.Cleanup();

                (this.DataContext as MainViewModel)?.Cleanup();

                Messenger.Default.Unregister(this);
            };

            Closed += (s, e) => Application.Current.Shutdown();

            Loaded += (s, e) =>
              {
                  loadHandle.Set();
              };
        }

        private void OnProcessChanged(string obj)
        {
            Task.Run(() =>
            {
                loadHandle.WaitOne();
                runningViewBorder.Dispatcher.Invoke(() =>
                {
                    RunningView view = new RunningView();
                    view.Margin = new Thickness(3, 3, 3, 0);
                    runningViewBorder.Child = view;
                });

                gridInfo.Dispatcher.Invoke(() =>
                {
                    gridInfo.Children.Clear();
                    InformationCtrl infoCtrl = new InformationCtrl();
                    gridInfo.Children.Add(infoCtrl);
                });
            });
        }
    }
}