using EC.Entity.Video;
using EC.Utils;
using EC.Utils.Config;
using ECMonitor.Code;

using ECMonitor.Manager;
using ECMonitor.UC.Videos;
using Prism.Events;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
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;

namespace ECMonitor.Views
{
    /// <summary>
    /// FrmVideoWanging.xaml 的交互逻辑
    /// </summary>
    public partial class FrmVideoWanging : Window
    {
        VideoPlayManager _videoPlayManager { get; set; } = new VideoPlayManager();

        double _videoWidth = 400;
        double _videoHeight = 300;
        /// <summary>
        /// 正在播放的视频数量
        /// </summary>
        private int _playerNumber { get; set; } = 0;
        /// <summary>
        ///当前窗体类型1,2(4),3(9),4(16) 
        /// </summary>
        private int _playerRowNumber = 0;
        /// <summary>
        /// 播放器窗体数量
        /// </summary>
        private int _playerWindowsNumber = 0;
       /// <summary>
       /// 自动运行
       /// </summary>
        bool _running = true;
        /// <summary>
        /// 自动关闭窗体
        /// </summary>
        bool? _autoClose { get; set; } = true;
        bool _formIsShow = false;
        IEventAggregator _ea;
        public FrmVideoWanging(IEventAggregator ea)
        {
            InitializeComponent();
            _ea = ea;
            _autoClose = ConfigHelper.AutoWarningClose();
            chkAutoClose.IsChecked = _autoClose;
        }
        #region 系统设置
        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            ChangePlayerGridByRowNum(1);
            RunAutoClosePlayerServer();

        }

        private void btnClose_Click(object sender, RoutedEventArgs e)
        {
            FormHide();
        }
        public void ShowAndActive()
        {
            if (_formIsShow == false)
            {
                this.Dispatcher.Invoke(new Action(() =>
                {
                    this.Show();
                    this.Activate();
                    if (this.WindowState == WindowState.Minimized)
                    {
                        this.WindowState = WindowState.Normal;
                    }
                }));

                _formIsShow = true;
            }




        }
        public void FormHide()
        {
            this.Dispatcher.Invoke(new Action(() =>
            {
                this.Hide();
            }));

            _formIsShow = false;

        }
        private void Window_MouseMove(object sender, MouseEventArgs e)
        {
            if (e.LeftButton == MouseButtonState.Pressed)
            {
                this.DragMove();
            }
        }
        #endregion
        /// <summary>
        /// 设置窗体每行播放器数量
        /// </summary>
        /// <param name="rowNumber"></param>
        private void ChangePlayerGridByRowNum(int rowNumber = 1)
        {
            this.Dispatcher.Invoke(new Action(() =>
            {
                ChangePlayerGridByRowNumInvoke(rowNumber);
            }));
        }
        private void ChangePlayerGridByRowNumInvoke(int rowNumber = 1)
        {
            if (_playerRowNumber == rowNumber)
            {
                return;
            }
            _playerRowNumber = rowNumber;
            double width = 900;
            double height = 645;
            #region 计算窗体大小
            double screenWidth = SystemParameters.PrimaryScreenWidth;//得到屏幕整体宽度
            double screenHeight = SystemParameters.PrimaryScreenHeight;//得到屏幕整体高度 

            if (rowNumber < 4)
            {
                width = 900;
                height = 645;
            }
            else
            {
                width = 1200;
                height = 845;
            }

            this.Width = width;
            this.Height = height;
            this.Left = (screenWidth - width) / 2 - 10;
            double top = (screenHeight - height) / 2 - 20;
            if (top < 10) top = 10;
            this.Top = top;



            #endregion

            //Padding =2,2，2，2
            width = width - 4;
            height = height - 4-45;
            _videoWidth = width / rowNumber - 5;
            _videoHeight = height / rowNumber - 5;
            int showVideoNumber = rowNumber * rowNumber;
            _playerWindowsNumber = showVideoNumber;
            int addedVideoNumber = _videoPlayManager.GetUCVideoList().Count();


            int dif = showVideoNumber - addedVideoNumber;
            //已经添加的 多余界面
            if (dif < 0)
            {
                //设置界面大小
                for (int i = 0; i < showVideoNumber; i++)
                {
                    var videoPlay = _videoPlayManager.GetUCVideoList()[i];
                    videoPlay.ReSetSize(_videoWidth, _videoHeight);

                    string ucname = videoPlay.GetName();
                    var rtspVideo = (UserControl)this.panMain.FindName(ucname);
                    if (rtspVideo == null)//如果没有添加的添加
                    {
                        this.panMain.Children.Add(videoPlay.GetControl());
                        this.panMain.RegisterName(videoPlay.GetName(), videoPlay.GetControl());
                    }
                }
                //从界面删除
                for (int i = showVideoNumber; i < addedVideoNumber; i++)
                {
                    var videoPlay = _videoPlayManager.GetUCVideoList()[i];
                    RemoveFromView(videoPlay.GetName());

                }

            }
            else if (dif >= 0) ///已经添加的少于界面
            {
                //设置界面大小
                for (int i = 0; i < addedVideoNumber; i++)
                {
                    var videoPlay = _videoPlayManager.GetUCVideoList()[i];
                    videoPlay.ReSetSize(_videoWidth, _videoHeight);
                    string ucname = videoPlay.GetName();
                    var rtspVideo = (UserControl)this.panMain.FindName(ucname);
                    if (rtspVideo == null)
                    {
                        this.panMain.Children.Add(videoPlay.GetControl());
                        this.panMain.RegisterName(videoPlay.GetName(), videoPlay.GetControl());
                    }
                }
                //添加新的视频窗体
                for (int i = 0; i < dif; i++)
                {
                    var iUCVideo = _videoPlayManager.CreateWaringVideo(_ea,_videoWidth, _videoHeight,0,false);
                    var ucvideo = iUCVideo.GetControl();
                    ucvideo.Margin = new Thickness(2, 2, 2, 2);
                    this.panMain.Children.Add(ucvideo);
                    this.panMain.RegisterName(ucvideo.Name, ucvideo);
                    iUCVideo.PlayerMouseDown += PlayerMouseDown;
                }

            }

        }
        /// <summary>
        /// 选中设置
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void PlayerMouseDown(object sender, int videoIndex)
        {
            _videoPlayManager.SetALLUnSelected();
            (sender as IUCPlayer).SetSelected(true);

        }
        private void Play(string ip, int playNumber)
        {
            try
            {
                int playerIndex = playNumber - 1;
                var ucVideoList = _videoPlayManager.GetUCVideoList();
                int icount = ucVideoList.Count();
                if(icount< playNumber){
                    LogFactory.GetLogger().Debug("videoPlayManager.GetUCVideoList count ="+ icount); 
                    return;
                         
                }
                var videoPlay = ucVideoList[playerIndex];
                if (videoPlay == null)
                {
                    MessageManager.ShowMessage("当前选中的播放器 SelectIndex=" + playerIndex.ToString(), true);

                    return;
                }

                MonitorCamera camera = CameraManager.GetCamera(ip);
                if (camera == null)
                {
                    MessageManager.ShowMessage(ip + "相机没有在系统登记 临时创建 ", true);
                    camera = new MonitorCamera(ip, 8000, "admin", "hk123456");
                }
                bool play = videoPlay.Play(camera);

            }catch(Exception ex)
            {
                LogFactory.GetLogger().Debug(ex.Message);
            }




        }


        public void NewWarningPlay(string cameaIp)
        {
            lock (this)
            {
                int playNumber = 0;
                List<IUCPlayer> playerList = _videoPlayManager.GetUCVideoList();

                foreach (IUCPlayer player in playerList)
                {
                    if (player.IsPlaying())
                    {
                        playNumber++;
                        if (player.GetCameraIp() == cameaIp)//发现已经在播放列表
                        {
                            player.UPDateTime();
                            ShowAndActive();
                            LogFactory.GetLogger().Debug("return   ameaIp==" + cameaIp);
                            return;
                        }
                    }
                }
                playNumber++;
                ChangePlayerGridByAllPlayerNumber(playNumber);
                LogFactory.GetLogger().Debug(" Play--------cameaIp=" + cameaIp + ", playNumber="+ playNumber + "  ");
                Play(cameaIp, playNumber);
                _playerNumber = playNumber;
                if (playNumber > 0)
                {
                    ShowAndActive();
                }
            }
        }
        /// <summary>
        ///通过播放器数量 修改播放排列表格  
        /// </summary>
        /// <param name="playNumber"></param>
        public void ChangePlayerGridByAllPlayerNumber(int playNumber)
        {
            if (playNumber <= _playerWindowsNumber)
            {
                return;
            }
            if (playNumber <= 1)
            {
                ChangePlayerGridByRowNum(1);
            }
            else if (playNumber <= 4)
            {
                ChangePlayerGridByRowNum(2);
            }
            else if (playNumber <= 9)
            {
                ChangePlayerGridByRowNum(3);
            }
            else if (playNumber <= 16)
            {
                ChangePlayerGridByRowNum(4);
            }
            else//太多预警没法显示
            {
                return;
            }
        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            NewWarningPlay("192.168.1.65");
            NewWarningPlay("192.168.1.108");
            //PlalersNumberChange(tmpplayerRowNumber);
            //tmpplayerRowNumber++;
            //if (tmpplayerRowNumber > 4)
            //{
            //    tmpplayerRowNumber = 1;
            //}
        }


        private void chkAutoClose_Click(object sender, RoutedEventArgs e)
        {
            _autoClose = chkAutoClose.IsChecked;
            //if (_autoClose == true)
            //{
            //    RunAutoClosePlayerServer();
            //}
        }
        private void RunAutoClosePlayerServer()
        {
            Task.Factory.StartNew(() =>
            {
                while (_running)
                {
                    try
                    {
                        lock (this)
                        {
                            if (_playerNumber > 0)
                            {
                                AutoClose();
                            }
                           
                        }
                    }catch(Exception ex)
                    {
                        LogFactory.GetLogger().Error(ex.Message);
                    }
                    
                    Thread.Sleep(1000);
                }
            });
        }
        private void AutoClose()
        {
          
            int playNumber = 0;
            List<IUCPlayer> playerList = _videoPlayManager.GetUCVideoList();
            int icount = playerList.Count();
            for (int i = icount - 1; i >= 0; i--)
            {
                IUCPlayer player = playerList[i];
                if (player.IsPlaying())
                {
                    if (player.IsTimeOut())
                    {
                        player.Stop();
                        //if (i > 0)
                        //{
                        RemoveFromView(player.GetName());
                        playerList.RemoveAt(i);
                        //}
                        playerList.Add(player);
                        AddToView(player);
                        continue;
                    }
                    playNumber++;
                }

            }
            if(playNumber<4 )
            {
                if( _playerRowNumber >= 9)
                {
                    ChangePlayerGridByAllPlayerNumber(playNumber);
                }
               
            }
            else if (playNumber < 8)
            {
                if ( _playerRowNumber >= 16)
                {
                    ChangePlayerGridByAllPlayerNumber(playNumber);
                }
               
            }
            if (playNumber == 0)//关闭窗体时才修改窗体大小
            {
                if (_autoClose==true)
                {
                    FormHide();
                    ChangePlayerGridByAllPlayerNumber(playNumber);
                }
               
            }
            _playerNumber = playNumber;

        }

        /// <summary>
        /// 从窗体删除
        /// </summary>
        /// <param name="ucname"></param>
        private void RemoveFromView(string ucname)
        {
            this.panMain.Dispatcher.Invoke(new Action(() =>
            {
                var uiplayer = (UserControl)this.panMain.FindName(ucname);
                if (uiplayer != null)
                {
                    this.panMain.Children.Remove(uiplayer);
                    this.panMain.UnregisterName(ucname);

                }
            }));

        }

        /// <summary>
        /// 从窗体删除
        /// </summary>
        /// <param name="ucname"></param>
        private void AddToView(IUCPlayer videoPlay)
        {
            this.panMain.Dispatcher.Invoke(new Action(() =>
            {
               
                if (videoPlay != null)
                {
                    this.panMain.Children.Add(videoPlay.GetControl());
                    this.panMain.RegisterName(videoPlay.GetName(), videoPlay.GetControl());

                }
            }));

        }

        private void Window_Closed(object sender, EventArgs e)
        {
            _running = false;
        }
    }
}