using Common.system;

using System;
using System.Configuration;
using System.IO;
using System.Threading;
using System.Windows;
using System.Windows.Ink;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Threading;
using XHWK.Model;

namespace XHWK.WKTool
{
    /// <summary>
    /// 录屏工具栏
    /// </summary>
    public partial class ScreenRecordingToolbarWindow : Window
    {
        #region 初始变量
        /// <summary>
        /// 视频保存名称
        /// </summary>
        string VideoSavePathName;
        /// <summary>
        /// 是否首次录屏
        /// </summary>
        bool IsFirstRS = true;
        /// <summary>
        /// 是否暂停
        /// </summary>
        bool IsSuspend = true;
        /// <summary>
        /// 视频信息
        /// </summary>
        Model_Video VideoInfo = null;
        //声明一个 DrawingAttributes 类型的变量  
        DrawingAttributes drawingAttributes;
        private DispatcherTimer t = null;
        /// <summary>
        /// 计时器状态
        /// </summary>
        private enum State
        {
            Start,
            Pause,
            End
        }
        /// <summary>
        /// 状态
        /// </summary>
        private State _state = State.End;
        /// <summary>
        /// 计时用
        /// </summary>
        private TimeSpan _timeSpan = new TimeSpan(0, 0, 0, 0, 0);
        #endregion

        #region 初始化
        /// <summary>
        /// 录屏工具栏
        /// </summary>
        public ScreenRecordingToolbarWindow()
        {
            InitializeComponent();
        }
        /// <summary>
        /// 初始化
        /// </summary>
        public void Initialize()
        {
            //创建 DrawingAttributes 类的一个实例  
            drawingAttributes = new DrawingAttributes();
            //将 InkCanvas 的 DefaultDrawingAttributes 属性的值赋成创建的 DrawingAttributes 类的对象的引用  
            //InkCanvas 通过 DefaultDrawingAttributes 属性来获取墨迹的各种设置，该属性的类型为 DrawingAttributes 型  
            blackboard_canvas.DefaultDrawingAttributes = drawingAttributes;
            drawingAttributes.FitToCurve = true;
            //隐藏画笔工具栏
            //BtnToolbarDown_Click(null, null);
            gridToolbar.Visibility = Visibility.Hidden;
            gridColour.Visibility = Visibility.Hidden;
            gridThickness.Visibility = Visibility.Hidden;
            if (t == null)
            {
                t = new DispatcherTimer();
                t.Tick += OnTimer;
                t.Interval = new TimeSpan(0, 0, 0, 1);
                t.IsEnabled = true;
                t.Start();
            }
            t.Interval = new TimeSpan(0, 0, 0, 1);
            Stack();
            ImgRecordingScreen.Source = new BitmapImage(new Uri("pack://application:,,,/Images/Toobar25.png"));
            BtnRecordingScreen_Click(null, null);
        }
        #endregion

        #region 事件
        /// <summary>
        /// 时钟回调
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void OnTimer(object sender, EventArgs e)
        {
            switch (_state)
            {
                case State.Start:
                    {
                        _timeSpan += new TimeSpan(0, 0, 0, 1);
                    }
                    break;

                case State.Pause:
                    {
                    }
                    break;

                case State.End:
                    {
                        _timeSpan = new TimeSpan();
                        //_timeSpan = new TimeSpan(0, 23, 12, 45, 54);
                    }
                    break;
            }

            string time = string.Format("{0:D2}:{1:D2}",/* _timeSpan.Hours,*/ _timeSpan.Minutes, _timeSpan.Seconds);
            //char[] times = time.ToCharArray();
            txbTime.Text = time;
        }
        /// <summary>
        /// 开始
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void Stack()
        {
            _state = State.Start;
        }
        /// <summary>
        /// 暂停
        /// </summary>
        private void TimeOut()
        {
            _state = State.Pause;
        }
        /// <summary>
        /// 结束
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void End()
        {
            _state = State.End;
        }
        #region 录屏
        /// <summary>
        /// 设置录屏文件地址
        /// </summary>
        void SetUpVideoPathName()
        {
            //FileToolsCommon.DeleteDirectory(APP.WKData.WkPath + "temp/");
            FileToolsCommon.CreateDirectory(APP.WKData.WkPath);
            FileToolsCommon.DeleteDirectory(APP.WKData.WkPath + "tempsr/");
            VideoSavePathName = APP.WKData.WkPath + APP.WKData.WkName + "_录屏." + ((Enum_VideoType)int.Parse(FileToolsCommon.GetConfigValue("VideoType"))).ToString();
            int num = 1;
            while(FileToolsCommon.IsExistFile(VideoSavePathName))
            {
                VideoSavePathName = APP.WKData.WkPath + APP.WKData.WkName + "_录屏_"+ num + "." + ((Enum_VideoType)int.Parse(FileToolsCommon.GetConfigValue("VideoType"))).ToString();
                num++;
            }
        }
        /// <summary>
        /// 开始或暂停录制
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnRecordingScreen_Click(object sender, RoutedEventArgs e)
        {
            if (IsSuspend)
            {
                Stack();
                if (IsFirstRS)
                {
                    VideoInfo = new Model_Video();
                    VideoInfo.VideoType = (Enum_VideoType)int.Parse(FileToolsCommon.GetConfigValue("VideoType"));
                    VideoInfo.WkType = Enum_WKVidetype.RecordingScreen;
                    SetUpVideoPathName();
                    IsFirstRS = false;
                }
                IsSuspend = false;

                //#region 录像倒计时
                //if (APP.W_CountdownWindow == null)
                //{
                //    APP.W_CountdownWindow = new CountdownWindow();
                //    //APP.W_CountdownWindow.Topmost = true;
                //}
                //else
                //{
                //    APP.W_CountdownWindow.Initialize();
                //    //APP.W_CountdownWindow.Topmost = true;
                //}
                //APP.W_CountdownWindow.Show();
                //#endregion

                ImgRecordingScreen.Source = new BitmapImage(new Uri("pack://application:,,,/Images/Toobar25.png"));
                try
                {
                    APP.FFmpeg.StartRecordingVideo(VideoSavePathName);
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message);
                }
            }
            else
            {
                TimeOut();
                IsSuspend = true;
                ImgRecordingScreen.Source = new BitmapImage(new Uri("pack://application:,,,/Images/microLessonSystem_14.png"));
                #region 2秒内不可点击
                new Thread(new ThreadStart(new Action(() =>
                {
                    Dispatcher.Invoke(() =>
                    {
                        BtnRecordingScreen.IsEnabled = false;
                        BtnStopRecordingScreen.IsEnabled = false;
                    });
                    Thread.Sleep(2000);
                    Dispatcher.Invoke(() =>
                    {
                        BtnRecordingScreen.IsEnabled = true;
                        BtnStopRecordingScreen.IsEnabled = true;
                    });
                }))).Start();
                #endregion
                try
                {
                    APP.FFmpeg.SuspendFFmpeg();
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message);
                }
            }
        }
        /// <summary>
        /// 停止录像
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnStopRecordingScreen_Click(object sender, RoutedEventArgs e)
        {
            IsSuspend = true;
            txbTime.Text = "00:00";
            End();
            ImgRecordingScreen.Source = new BitmapImage(new Uri("pack://application:,,,/Images/Toobar25.png"));
            if (gridToolbar.Visibility==Visibility.Visible)
            {
                gridToolbar.Visibility = Visibility.Hidden;
                gridColour.Visibility = Visibility.Hidden;
                gridThickness.Visibility = Visibility.Hidden;
                APP.W_PracticeWindow.Hide();
            }
            if (APP.W_XHMicroLessonSystemWindow == null)
            {
                APP.W_XHMicroLessonSystemWindow = new XHMicroLessonSystemWindow();
            }
            APP.W_XHMicroLessonSystemWindow.Show();
            if (!IsFirstRS)
            {
                try
                {
                    try
                    {
                        APP.FFmpeg.StopFFmpeg(VideoSavePathName);
                    }
                    catch (Exception ex)
                    {
                        LogHelper.WriteErrLog("【停止录屏】（BtnStopRecordingScreen_Click）" + ex.Message, ex);
                    }
                    IsFirstRS = true;
                    //生成缩略图
                    string ThumbnailPath = FileToolsCommon.GetDirectoryName(VideoSavePathName) + "ThumbnailPath/";
                    FileToolsCommon.CreateDirectory(ThumbnailPath);
                    //缩略图存储位置
                    string ThumbnailPathName = ThumbnailPath + FileToolsCommon.GetIOFileNameNoExtension(VideoSavePathName) + ".JPG";
                    new Thread(new ThreadStart(new Action(() =>
                    {
                        while (!FileToolsCommon.IsExistFile(VideoSavePathName))
                        {
                            Thread.Sleep(100);
                        }
                        FileToolsCommon.DeleteFile(ThumbnailPathName);
                        //VideoInfo.VideoSize = FileToolsCommon.GetFileSizeByMB(VideoSavePathName).ToString() + " MB";
                        VideoInfo.RSTime = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
                        VideoInfo.VideoPath = VideoSavePathName;
                        VideoInfo.ThumbnailPath = ThumbnailPathName;
                        APP.FFmpeg.GenerateThumbnails(VideoSavePathName, ThumbnailPathName);
                        VideoInfo.FileGuid = Guid.NewGuid().ToString();
                        VideoInfo.IsUpload = false;
                        VideoInfo.Uploaded = 0;
                        VideoInfo.Savefolder = APP.UserInfo.Schoolid + "/resource";
                        APP.VideoList.Add(VideoInfo);
                        //保存数据
                        APP.SaveWkData();
                    }))).Start();
                    Click_stopRecordingScreen();
                }
                catch (Exception ex)
                {
                    LogHelper.WriteErrLog("【停止录屏】（BtnStopRecordingScreen_Click）" + ex.Message, ex);
                }
            }
            Hide();
        }
        #endregion

        #region 画笔相关
        /// <summary>
        /// 画笔工具栏关闭事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnToolbarDown_Click(object sender, RoutedEventArgs e)
        {
            gridToolbar.Visibility = Visibility.Hidden;
            gridColour.Visibility = Visibility.Hidden;
            gridThickness.Visibility = Visibility.Hidden;
            APP.W_PracticeWindow.Hide();
        }
        /// <summary>
        /// 画笔点击事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnBrush_Click(object sender, RoutedEventArgs e)
        {
            string time = GetTimeStamp();
            string tempPath = AppDomain.CurrentDomain.BaseDirectory + "temp\\";
            if (!Directory.Exists(tempPath))
            {
                Directory.CreateDirectory(tempPath);
            }
            string imagePath = Path.Combine(tempPath, time + ".jpg");
            //ImageHelper.GetScreenshot(new System.Drawing.Rectangle(0, 0, 0, 0), imagePath);
            if (gridToolbar.Visibility == Visibility.Visible)
            {
                gridToolbar.Visibility = Visibility.Hidden;
            }
            else
            {
                gridToolbar.Visibility = Visibility.Visible;
                try
                {
                    if (APP.W_PracticeWindow == null)
                    {
                        APP.W_PracticeWindow = new PracticeWindow();
                        //APP.W_PracticeWindow.Topmost = true;
                        APP.W_PracticeWindow.Width = pwidth;
                        APP.W_PracticeWindow.Height = pHeight;
                        APP.W_PracticeWindow.Left = 0;
                        APP.W_PracticeWindow.Top = 0;
                        //practiceWin.Owner = this;
                    }
                    APP.W_PracticeWindow.Initialize(imagePath);
                    APP.W_PracticeWindow.Show();
                }
                catch (Exception ex)
                {
                    LogHelper.WriteErrLog("【批注（PracticeWindow）" + ex.Message, ex);
                }
            }
            //imgCanvas.Source = new BitmapImage(new Uri(imagePath));
         
        }
        /// <summary>
        /// 屏幕宽
        /// </summary>
        internal double pwidth = SystemParameters.PrimaryScreenWidth;
        /// <summary>
        /// 屏幕高
        /// </summary>
        internal double pHeight = SystemParameters.PrimaryScreenHeight;
        /// <summary>
        /// 获取时间戳
        /// </summary>
        /// <returns></returns>
        public string GetTimeStamp()
        {
            TimeSpan ts = DateTime.Now - new DateTime(1970, 1, 1, 0, 0, 0, 0);
            return Convert.ToInt64(ts.TotalMilliseconds).ToString();
        }
        /// <summary>
        /// 画笔粗细事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnThickness_Click(object sender, RoutedEventArgs e)
        {
            gridThickness.Visibility = Visibility.Visible;
            gridColour.Visibility = Visibility.Collapsed;
        }
        /// <summary>
        /// 画笔颜色事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnColour_Click(object sender, RoutedEventArgs e)
        {
            gridColour.Visibility = Visibility.Visible;
            gridThickness.Visibility = Visibility.Collapsed;
        }
        /// <summary>
        /// 白色
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnWhite_Click(object sender, RoutedEventArgs e)
        {
            //drawingAttributes.Color = Colors.White;
            APP.W_PracticeWindow.White();
            gridColour.Visibility = Visibility.Collapsed;
            gridThickness.Visibility = Visibility.Collapsed;
        }
        /// <summary>
        /// 红色
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnRed_Click(object sender, RoutedEventArgs e)
        {
            //drawingAttributes.Color = Colors.Red;
            APP.W_PracticeWindow.Red();
            gridColour.Visibility = Visibility.Collapsed;
            gridThickness.Visibility = Visibility.Collapsed;
        }
        /// <summary>
        /// 黄色
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnYellow_Click(object sender, RoutedEventArgs e)
        {
            //drawingAttributes.Color = Colors.Gold;
            APP.W_PracticeWindow.Yellow();
            gridColour.Visibility = Visibility.Collapsed;
            gridThickness.Visibility = Visibility.Collapsed;
        }
        /// <summary>
        /// 青色
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnCyanBlue_Click(object sender, RoutedEventArgs e)
        {
            //drawingAttributes.Color = Colors.LimeGreen;
            APP.W_PracticeWindow.CyanBlue();
            gridColour.Visibility = Visibility.Collapsed;
            gridThickness.Visibility = Visibility.Collapsed;
        }
        /// <summary>
        /// 灰色
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnGray_Click(object sender, RoutedEventArgs e)
        {
            //drawingAttributes.Color = Colors.Gray;
            APP.W_PracticeWindow.Gray();
            gridColour.Visibility = Visibility.Collapsed;
            gridThickness.Visibility = Visibility.Collapsed;
        }
        /// <summary>
        /// 蓝色
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnBlue_Click(object sender, RoutedEventArgs e)
        {
            //drawingAttributes.Color = Colors.DeepSkyBlue;
            APP.W_PracticeWindow.Blue();
            gridColour.Visibility = Visibility.Collapsed;
            gridThickness.Visibility = Visibility.Collapsed;
        }
        /// <summary>
        /// 画笔 细
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnFine_Click(object sender, RoutedEventArgs e)
        {
            APP.W_PracticeWindow.Fine();
            gridColour.Visibility = Visibility.Collapsed;
            gridThickness.Visibility = Visibility.Collapsed;
        }
        /// <summary>
        /// 画笔 中
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnIn_Click(object sender, RoutedEventArgs e)
        {
            APP.W_PracticeWindow.In();
            gridColour.Visibility = Visibility.Collapsed;
            gridThickness.Visibility = Visibility.Collapsed;
        }
        /// <summary>
        /// 画笔粗
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnCrude_Click(object sender, RoutedEventArgs e)
        {
            APP.W_PracticeWindow.Crude();
            gridColour.Visibility = Visibility.Collapsed;
            gridThickness.Visibility = Visibility.Collapsed;
        }
        /// <summary>
        /// 橡皮
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnEraser_Click(object sender, RoutedEventArgs e)
        {
            APP.W_PracticeWindow.Eraser();
        }
        /// <summary>
        /// 🖊
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnPen_Click(object sender, RoutedEventArgs e)
        {
            APP.W_PracticeWindow.Pen();
        }
        /// <summary>
        /// ⚪
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnRound_Click(object sender, RoutedEventArgs e)
        {
            APP.W_PracticeWindow.Round();
        }
        /// <summary>
        /// 矩形
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnRectangle_Click(object sender, RoutedEventArgs e)
        {
            APP.W_PracticeWindow.Rectangle();
        }
        #endregion
        #endregion
        /// <summary>
        /// 停止录屏
        /// </summary>
        public delegate void StopRecordingScreen();
        /// <summary>
        /// 停止录屏
        /// </summary>
        public event StopRecordingScreen Click_stopRecordingScreen;
        /// <summary>
        /// 黑笔
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void BtnBlackPen_Click(object sender, RoutedEventArgs e)
        {

        }
        /// <summary>
        /// 移动工具栏
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void Grid_MouseLeftButtonDown(object sender, System.Windows.Input.MouseButtonEventArgs e)
        {
            DragMove();
        }
    }
}