using System.Windows.Forms;
using GalaSoft.MvvmLight.Ioc;
using Muchinfo.MTPClient.Account.Views;
using Muchinfo.MTPClient.Data.Enums;
using Muchinfo.MTPClient.Infrastructure.Helpers;
using Muchinfo.MTPClient.Infrastructure.MessageBox;
using Muchinfo.MTPClient.Infrastructure.Utilities;
using Muchinfo.MTPClient.IService;
using Muchinfo.MTPClient.Resources;
using Muchinfo.MTPClient.UI.Utilities;
using Muchinfo.MTPClient.UI.ViewModels;
using Muchinfo.PC.Common.Helpers;
using Muchinfo.WPF.Controls.Windows;
using System;
using System.Windows;
using System.Windows.Input;
using System.Windows.Threading;
using KeyEventArgs = System.Windows.Input.KeyEventArgs;

namespace Muchinfo.MTPClient.UI.Views
{
    /// <summary>
    /// MainView.xaml 的交互逻辑
    /// </summary>
    public partial class MainPage : Window
    {


        private Style windowMaxImageStyle;
        private Style windowImageStyle;

        public MainPage()
        {
            InitializeComponent();

            new WindowResizer(this,
            new WindowBorder(BorderPosition.TopLeft, TopLeftBorder),
            new WindowBorder(BorderPosition.Top, TopBorder),
            new WindowBorder(BorderPosition.TopRight, TopRightBorder),
            new WindowBorder(BorderPosition.Right, RightBorder),
            new WindowBorder(BorderPosition.BottomRight, BottomRightBorder),
            new WindowBorder(BorderPosition.Bottom, BottomBorder),
            new WindowBorder(BorderPosition.BottomLeft, BottomLeftBorder),
            new WindowBorder(BorderPosition.Left, LeftBorder));

            //避免窗口最大化时遮盖任务栏
             FullScreenManager.RepairWpfWindowFullScreenBehavior(this);
           // this.WindowState =WindowState.Maximized;
            this.SizeChanged += Home_SizeChanged;
            MessageRegister.Register(this);

            this.Loaded += Home_Loaded;
            this.KeyUp += MainPage_KeyUp;

            windowMaxImageStyle = ResourceHelper.GetFromeResource<Style>("WindowMaxImageStyle");
            windowImageStyle = ResourceHelper.GetFromeResource<Style>("WindowMaxImageStyle1");

            ////订阅行情
            //MessengerHelper.DefaultSend(string.Empty, MessengerTokens.QuoteSubscribe);

            MessengerHelper.DefaultRegister<string>(this, MessengerTokens.RegisterResourceChange, (e) =>
            {
                ////解决切换主题时菜单第一行没居中问题
                if (this.WindowState == WindowState.Maximized)
                {
                    this.WindowState = WindowState.Minimized;
                    this.WindowState = WindowState.Maximized;
                }
            }); 
        }

        private void MainPage_KeyUp(object sender, KeyEventArgs e)
        {
            var homeViewModel = this.DataContext as HomeViewModel;
            if (homeViewModel != null && homeViewModel.IsLockScreen)
            {
               
                if (e.Key == Key.Escape) homeViewModel.LoginOutCommand.Execute(null);
            }
        }

        private void Home_Loaded(object sender, RoutedEventArgs e)
        {
            var homeViewModel = this.DataContext as HomeViewModel;
            if (homeViewModel != null)
            {
                this.InputBindings.AddRange(homeViewModel.InitKeysCommand());
            }
        }

        private void Home_SizeChanged(object sender, SizeChangedEventArgs e)
        {
            MaxImageButton.Style = WindowState == WindowState.Maximized ? windowMaxImageStyle : windowImageStyle;
        }

        #region 窗口操作

        private void Window_MouseDown(object sender, MouseButtonEventArgs e)
        {
            if (e.LeftButton == MouseButtonState.Pressed)
            {
                DragMove();
            }

            if (e.ClickCount == 2)
            {
                this.WindowState = this.WindowState == WindowState.Maximized ? WindowState.Normal : WindowState.Maximized;
            }
        }

        private void WinMin_OnClick(object sender, RoutedEventArgs e)
        {
            this.WindowState = WindowState.Minimized;
        }

        private void WinMax_OnClick(object sender, RoutedEventArgs e)
        {
            this.WindowState = this.WindowState == WindowState.Maximized ? WindowState.Normal : WindowState.Maximized;
        }

        private void WinClose_OnClick(object sender, RoutedEventArgs e)
        {
            ////保存布局及列表行情抬头


            var messageResult = MessageBoxHelper.ShowQuestion(this, Client_Resource.UI2014_IsOrNotExit, Client_Resource.UI2014_Tips);
            if (messageResult == MessageBoxResult.Yes)
            {
                //手动发送登出消息
                if (UserManager.IsAccountLogin)
                {
                    MessengerHelper.DefaultSend(string.Empty, MessengerTokens.SaveLayout);
                    var service = SimpleIoc.Default.GetInstance<ILoginService>();
                    if (service != null) service.TradeAccountLogout(UserManager.CurrentTradeAccount);
                }
                this.Close();
            }
        }


        #endregion

        private void UIElement_OnIsVisibleChanged(object sender, DependencyPropertyChangedEventArgs e)
        {
            var element = sender as FrameworkElement;
            if (e.NewValue.Equals(true) && element!=null)
            {
                this.Dispatcher.BeginInvoke(DispatcherPriority.Render, new Action(() =>
                {
                    element.Focus();
                    
                }));
            }
        }

        protected override void OnKeyUp(KeyEventArgs e)
        {
            base.OnKeyUp(e);
            var homeViewModel = this.DataContext as HomeViewModel;

            if (homeViewModel != null && e.Key == Key.Tab && Keyboard.Modifiers == ModifierKeys.Control)
            {
                homeViewModel.KeyCommand.Execute(CommandFunc.Tab);
            }

        }

        private void TradeSet_OnClick(object sender, RoutedEventArgs e)
        {
            var tradeSet = new TradeParamSetView()
            {
                Owner = System.Windows.Application.Current.MainWindow,
                WindowStartupLocation = WindowStartupLocation.CenterOwner
            };
            tradeSet.ShowDialog();
        }


        private void LockScreenBGGrid_OnKeyUp(object sender, KeyEventArgs e)
        {
            var homeViewModel = this.DataContext as HomeViewModel;

            if (homeViewModel != null && KeyGrid.IsKeyboardFocusWithin && e.Key == Key.Enter && homeViewModel.IsLockScreen)
            {

                homeViewModel.UnLockCommand.Execute(null);
                e.Handled = true;

            }
        }

        private void UIElement_OnKeyDown(object sender, KeyEventArgs e)
        {
            
        }
    }
}