using CCDCountWpf.Language;
using CCDCountWpf.WpfFrom;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using System.Windows.Threading;

namespace CCDCountWpf
{
    /// <summary>
    /// StartWindow.xaml 的交互逻辑
    /// </summary>
    public partial class StartWindow : Window
    {
        private DispatcherTimer _timer;
        public StartWindow()
        {
            InitializeComponent();
            DataContext = ShowMessageBus.ShowBinding;
            SetupFullScreen();
            InitTimer();
        }
        private void InitTimer()
        {
            _timer = new DispatcherTimer();
            _timer.Interval = TimeSpan.FromSeconds(0.5);
            _timer.Tick += Timer_Tick;
            _timer.Start();
        }
        private void SetupFullScreen()
        {
            // 隐藏标题栏和边框
            this.WindowStyle = WindowStyle.None;

            // 禁止调整大小
            this.ResizeMode = ResizeMode.NoResize;

            // 设置为最顶层窗口
            //this.Topmost = true;

            // 最大化窗口
            this.WindowState = WindowState.Maximized;

            // 隐藏任务栏（可选）
            this.Top = 0;
            this.Left = 0;
            this.Width = SystemParameters.PrimaryScreenWidth;
            this.Height = SystemParameters.PrimaryScreenHeight;
        }

        private void LoginInBtd_Loaded(object sender, RoutedEventArgs e)
        {
            if(MessageBus.NowLoginUserMessage==null)
            {
                LoginInBtd.Visibility = Visibility.Visible;
                EnterSystemBtn.Visibility = Visibility.Collapsed;
            }
            else
            {
                LoginInBtd.Visibility = Visibility.Collapsed;
                EnterSystemBtn.Visibility = Visibility.Visible;
            }
        }

        private void LoginInBtd_Click(object sender, RoutedEventArgs e)
        {
            UserLoginWindow userLoginWindow = new UserLoginWindow();
            // 设置窗口启动位置为手动
            userLoginWindow.WindowStartupLocation = WindowStartupLocation.Manual;
            // 水平居中
            userLoginWindow.Left = (SystemParameters.PrimaryScreenWidth - userLoginWindow.Width) / 2;
            // 垂直靠上（例如屏幕高度的 10% 位置）
            userLoginWindow.Top = SystemParameters.PrimaryScreenHeight * 0.1;
            userLoginWindow.ShowDialog();
            if (MessageBus.NowLoginUserMessage == null)
            {
                LoginInBtd.Visibility = Visibility.Visible;
                EnterSystemBtn.Visibility = Visibility.Collapsed;
            }
            else
            {
                LoginInBtd.Visibility = Visibility.Collapsed;
                EnterSystemBtn.Visibility = Visibility.Visible;
            }
        }

        private async void EnterSystemBtn_Click(object sender, RoutedEventArgs e)
        {
            var loadwin = new LoadingWindow { Owner = this };
            loadwin.WindowStartupLocation = WindowStartupLocation.CenterScreen;
            loadwin.Show();
            try
            {
                await Dispatcher.InvokeAsync(() =>
                {
                    MainWindow mainWindow = new MainWindow();
                    mainWindow.Show();
                    this.Close();
                });
            }
            finally
            {
                await Dispatcher.InvokeAsync(() => {
                    loadwin.Close();
                });
            }
        }

        private void SystemExit_Click(object sender, RoutedEventArgs e)
        {
            if(_timer != null)
            {
                _timer.Stop();
                _timer.Tick -= Timer_Tick;
                _timer = null;
            }
            this.Close();
            Environment.Exit(0);
        }

        private void Timer_Tick(object sender,EventArgs e)
        {
            ShowMessageBus.ShowBinding.ShowTimer = DateTime.Now.ToString("HH:mm:ss");
        }

        private void SwitchLanguage_Click(object sender, RoutedEventArgs e)
        {
            MessageBus.LanguageIndex++;
            LanguageManager.ChangeLanguage(LanguageManager.LanguageList[MessageBus.LanguageIndex % LanguageManager.LanguageList.Count]);
        }
    }
}