using Common.system;

using System;
using System.Threading;
using System.Collections.ObjectModel;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;

using XHWK.Model;
using XHWK.WKTool.DAL;

using static XHWK.WKTool.MainWindow;

namespace XHWK.WKTool
{
    /// <summary>
    /// UploadWindow.xaml 的交互逻辑
    /// </summary>
    public partial class UploadWindow
    {
        /// <summary>
        /// 调用接口
        /// </summary>
        private readonly XhApi _xhapi = new XhApi();

        /// <summary>
        /// 前台数据
        /// </summary>
        internal LoginPageData pageData = new LoginPageData();

        /// <summary>
        /// 文件名
        /// </summary>
        private string _resourcename = string.Empty;

        /// <summary>
        /// 文件大小
        /// </summary>
        private long _resourcesize;

        /// <summary>
        /// 文件类型
        /// </summary>
        private string _suffix = string.Empty;

        /// <summary>
        /// 唯一编号
        /// </summary>
        private string _guid = string.Empty;

        //定义事件
        public event ChangeTextHandlers ChangeTextEvents;

        /// <summary>
        /// 当前视频的下标
        /// </summary>
        private int _i;

        private System.Timers.Timer _times;

        public UploadWindow()
        {
            InitializeComponent();
        }

        /// <summary>
        /// 初始化
        /// </summary>
        public void Initialize
        (
            string mResourcename,
            long mResourcesize,
            string mSuffix,
            string mGuid,
            int m
        )
        {
            this._i = m;
            this._resourcename = mResourcename;
            this._resourcesize = mResourcesize;
            this._suffix = mSuffix;
            this._guid = mGuid;
            tip_outer.Visibility = Visibility.Collapsed;
            Tsubjectbook();
        }

        /// <summary>
        /// 教材接口调用
        /// </summary>
        /// <returns>
        /// </returns>
        private void Tsubjectbook()
        {
            int code = _xhapi.TsubjectbookList();
            if (code == 0)
            {
                for (int i = 0; i < App.TsubjectbookList.Count; i++)
                {
                    pageData.bookList.Add
                    (
                        new ComboBoxBean()
                        {
                            Key = App.TsubjectbookList[i].Lsbid,
                            //Value = $"{APP.TsubjectbookList[i].Subjectname}  {APP.TsubjectbookList[i].Bookname}"
                            Value = $"{App.TsubjectbookList[i].Subjectname}  {App.TsubjectbookList[i].Versionname}  {App.TsubjectbookList[i].Lsbname}"
                        }
                    );
                }
                book_list.SelectedIndex = 0;
                DataContext = pageData;
                if (App.TsubjectbookList.Count > 0)
                {
                    Director();
                    ShowDialog();
                }
                else
                {
                    App.IsUpLoad = false;
                    Hide();
                    MessageWindow.Show("暂无章节！");
                }
            }
            else
            {
                MessageWindow.Show(App.ServerMsg);
            }
        }

        /// <summary>
        /// 章节接口调用
        /// </summary>
        private void Director()
        {
            int selectIndex = book_list.SelectedIndex;
            if (selectIndex < 0)
            {
                selectIndex = 0;
            }
            if (App.TsubjectbookList.Count > selectIndex)
            {
                int code = _xhapi.DirectorList
                (
                    App.TsubjectbookList[selectIndex].Lsbid,
                    4,
                    App.UserInfo.Userid
                );
                if (code == 0)
                {
                    pageData.zhangjieList.Clear();
                    pageData.zhangjieList.Add
                    (
                        new ComboBoxBean()
                        {
                            Key = "0",
                            Value = "全部",
                            leaf = 1
                        }
                    );
                    for (int i = 0; i < App.DirectorList.Count; i++)
                    {
                        Model_DirectorList item = App.DirectorList[i];
                        pageData.zhangjieList.Add
                        (
                            new ComboBoxBean()
                            {
                                Key = item.directorid,
                                Value = item.directorname,
                                leaf = item.leaf
                            }
                        );
                        AddChild(item);
                    }
                    cmbTeachingMaterial.SelectedIndex = 0;
                }
                else
                {
                    MessageWindow.Show(App.ServerMsg);
                }
            }
        }

        /// <summary>
        /// 子章节递归
        /// </summary>
        /// <param name="directorList">
        /// </param>
        private void AddChild(Model_DirectorList directorList)
        {
            if (directorList.children != null && directorList.children.Count > 0)
            {
                foreach (Model_DirectorList child in directorList.children)
                {
                    pageData.zhangjieList.Add
                    (
                        new ComboBoxBean()
                        {
                            Key = child.directorid,
                            Value = GetSpace(child.directorlevel) + child.directorname,
                            leaf = child.leaf
                        }
                    );
                    if (child.children != null && child.children.Count > 0)
                    {
                        AddChild(child);
                    }
                }
            }
        }

        /// <summary>
        /// 章节是否加空格符
        /// </summary>
        /// <param name="num">
        /// </param>
        /// <returns>
        /// </returns>
        private string GetSpace(int num)
        {
            string str = "";
            for (int i = 0; i < num; i++)
            {
                str += "  ";
            }
            return str;
        }

        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            //Tsubjectbook();
        }

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

        /// <summary>
        /// 教材下拉框改变事件
        /// </summary>
        /// <param name="sender">
        /// </param>
        /// <param name="e">
        /// </param>
        private void ToolbarListSelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            if (App.TsubjectbookList.Count > 0)
            {
                Director();
            }
            else
            {
                MessageWindow.Show("暂无章节！");
                App.IsUpLoad = false;
                Hide();
            }
        }

        private void BtnDown_Click(object sender, RoutedEventArgs e)
        {
            App.IsUpLoad = false;
            Hide();
        }

        /// <summary>
        /// 上传到个人空间
        /// </summary>
        /// <param name="sender">
        /// </param>
        /// <param name="e">
        /// </param>
        private void BtnStart_Click(object sender, RoutedEventArgs e)
        {
            if (string.IsNullOrWhiteSpace(book_list.Text))
            {
                MessageWindow.Show("请选择教材！");
                return;
            }

            if (cmbTeachingMaterial.SelectedIndex < pageData.zhangjieList.Count)
            {
                int leaf = pageData.zhangjieList[cmbTeachingMaterial.SelectedIndex].leaf;
                if (leaf != 1)
                {
                    MessageWindow.Show("只能选择小节或全部进行上传！");
                    return;
                }
            }

            btnStart.IsEnabled = false;
            book_list.IsEnabled = false;
            cmbTeachingMaterial.IsEnabled = false;
            Thread myThread = new Thread(StartUpload);
            _num = 0;
            tip_outer.Visibility = Visibility.Visible;
            myThread.Start();
            _times = new System.Timers.Timer(100);
            _times.Elapsed += Times_ElapsedClick;
            _times.Start();
        }

        private void StartUpload()
        {
            try
            {
                DalUpload dAlUpload = new DalUpload();
                if (dAlUpload.UploadVideoTwo(_guid, out string errMessage))
                {
                    //        converted: 0
                    //createid: 80
                    //directorid: 1009
                    //duration: 39
                    //imgUrl: ""
                    //level: 2
                    //lsbid: 40
                    //mp4code: "h264"
                    //resourcebelong: 3
                    //resourceclass: 2
                    //resourcecover: "12/resource/20200917/4f297df0-f8c0-11ea-adf5-81f24b97d4ff/weather_pic.jpg"
                    //resourcename: "weather_pic"
                    //resourcesize: 6105268
                    //resourcetype: 0
                    //resourceurl: "12/resource/20200917/4f297df0-f8c0-11ea-adf5-81f24b97d4ff/weather_pic.mp4"
                    //schoolid: 12
                    //suffix: "mp4"
                    //uid: 80
                    Model_ResourceAdd modelResourceAdd = new Model_ResourceAdd();
                    Dispatcher.Invoke
                    (
                        () =>
                        {
                            modelResourceAdd = new Model_ResourceAdd
                            {
                                converted = 0,
                                createid = App.UserInfo.Userid,
                                directorid = cmbTeachingMaterial.SelectedValue.ToString(),
                                duration = App.ResourceAddTwo.duration,
                                subjectid = App.TsubjectbookList[book_list.SelectedIndex].Subjectid,
                                imgUrl = "",
                                level = 2,
                                lsbid = book_list.SelectedValue.ToString(),
                                mp4code = App.ResourceAddTwo.mp4code,
                                resourcebelong = 3,
                                resourceclass = 5,
                                resourcecover = App.ResourceAddTwo.coverpath,
                                resourcename = _resourcename,
                                resourcesize = _resourcesize,
                                resourcetype = 10,
                                resourceurl = App.ResourceAddTwo.videopath,
                                schoolid = App.UserInfo.Schoolid
                            };
                        }
                    );
                    if (_suffix.Equals("FLV"))
                    {
                        _suffix = "flv";
                    }
                    else if (_suffix.Equals("AVI"))
                    {
                        _suffix = "avi";
                    }
                    else
                    {
                        _suffix = "mp4";
                    }
                    modelResourceAdd.suffix = _suffix;
                    //model_ResourceAdd.uid = 0;//zxy
                    int code = _xhapi.ResourceAdd(modelResourceAdd);
                    if (code == 0)
                    {
                        Dispatcher.Invoke
                        (
                            () =>
                            {
                                foreach (Model_WKData vdata in App.WKDataList)
                                {
                                    if (vdata.VideoList == null)
                                    {
                                        continue;
                                    }
                                    foreach (Model_Video videoinfo in vdata.VideoList)
                                    {
                                        if (videoinfo.FileGuid == _guid)
                                        {
                                            videoinfo.IsUpload = true;
                                            break;
                                        }
                                    }
                                }
                                btnStart.IsEnabled = true;
                                book_list.IsEnabled = true;
                                cmbTeachingMaterial.IsEnabled = true;
                                _num = 99;
                                _times.Stop();
                                pgbProcess.Value = 100;
                                lbProcess.Content = "100%";
                                Hide();
                                tip_outer.Visibility = Visibility.Collapsed;
                                MessageWindow.Show("视频上传成功！");
                                if (ChangeTextEvents != null)
                                {
                                    ChangeTextEvents("上传成功", _i);
                                }
                            }
                        );
                    }
                    else
                    {
                        Dispatcher.Invoke
                        (
                            () =>
                            {
                                btnStart.IsEnabled = true;
                                book_list.IsEnabled = true;
                                cmbTeachingMaterial.IsEnabled = true;
                                _times.Stop();
                                tip_outer.Visibility = Visibility.Collapsed;
                                MessageWindow.Show(App.ServerMsg);
                            }
                        );
                    }
                }
                else
                {
                    Dispatcher.Invoke
                    (
                        () =>
                        {
                            btnStart.IsEnabled = true;
                            book_list.IsEnabled = true;
                            cmbTeachingMaterial.IsEnabled = true;
                            _times.Stop();
                            tip_outer.Visibility = Visibility.Collapsed;
                            MessageWindow.Show(errMessage);
                        }
                    );
                }
            }
            catch (Exception ex)
            {
                Dispatcher.Invoke(() =>
                {
                    btnStart.IsEnabled = true;
                    book_list.IsEnabled = true;
                    cmbTeachingMaterial.IsEnabled = true;
                    _times.Stop();
                    tip_outer.Visibility = Visibility.Collapsed;
                    MessageWindow.Show("无法上传视频，请检查与服务器链接状态！");
                    App.IsUpLoad = false;
                    Hide();
                    LogHelper.WriteErrLog("【UploadWindow】(BtnStart_Click)" + ex.Message, ex);
                });
            }
        }

        private int _num;

        /// <summary>
        /// 计时器
        /// </summary>
        /// <param name="sender">
        /// </param>
        /// <param name="e">
        /// </param>
        private void Times_ElapsedClick(object sender, System.Timers.ElapsedEventArgs e)
        {
            Dispatcher.Invoke(() =>
            {
                pgbProcess.Value = _num;
                lbProcess.Content = _num + "%";
                if (_num < 99)
                {
                    _num++;
                    // ReSharper disable once PossibleLossOfFraction
                    _times.Interval += _num / 2;
                }
                else
                {
                    _times.Stop();
                }
            });
        }
    }

    public class LoginPageData : NotifyModel
    {
        public ObservableCollection<ComboBoxBean> bookList { get; set; }

        public ObservableCollection<ComboBoxBean> zhangjieList { get; set; }

        public LoginPageData()
        {
            bookList = new ObservableCollection<ComboBoxBean>();
            zhangjieList = new ObservableCollection<ComboBoxBean>();
        }
    }
}