using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO;
using Lskj.Util;
using Gecko;
using Gecko.Events;
using Lskj.Business.Impl;
using System.Runtime.InteropServices;
using System.Web;
using System.Net;
using System.Text.RegularExpressions;

namespace Lskj.Control
{
    public partial class ModuleWebView : UserControl
    {
        public GeckoWebBrowser browser;
        public WebBrowser browserNew;
        public static bool Evenflag;
        public string Url;
        public bool RightKeyflag;
        private string _saveDir;
        public EventHandler<GeckoNavigatingEventArgs> OnNavigating;
        public ModuleWebView()
        {
            InitializeComponent();

        }



        /// <summary>
        /// <para>说明：打开网页</para>
        /// <para>创建人：龚宇超</para>
        /// <para>创建日期：2019-03-14 </para>
        /// <para>修改人：</para>
        /// <para>修改日期：</para>
        /// <para>修改备注：</para>
        /// <para>版本：1.0</para>
        /// </summary>
        public void Navigate(string url, int RightKeyFlag = 1)
        {
            this.RightKeyflag = RightKeyFlag == 1;
            Navigate(url, GeckoLoadFlags.None);
        }
        /// <summary>
        /// <para>说明：</para>
        /// <para>创建人：龚宇超</para>
        /// <para>创建日期：2019-12-24 </para>
        /// <para>修改人：</para>
        /// <para>修改日期：</para>
        /// <para>修改备注：</para>
        /// <para>版本：1.0</para>
        /// </summary>
        /// <param name="url">The URL.</param>
        /// <param name="flag">The flag.</param>
        public void Navigate(string url, GeckoLoadFlags flag)
        {
            try
            {
                if (Directory.Exists(PubUtil.WebViewPath))
                {
                    this.Url = url;
                    string directory = Path.Combine(new string[] { PubUtil.AbsolutelyPath + "cookie" });

                    //if (!Directory.Exists(directory + "\\cookies.dat"))
                    //    Directory.CreateDirectory(directory + "\\cookies.dat");//检测目录是否存在
                    //string fileText = directory + "\\cookies.dat";
                    //Gecko.Xpcom.ProfileDirectory = directory + "\\cookies.dat";//绑定cookie目录
                    //Gecko.Xpcom.ProfileDirectory = GetCookiesFromFile;//绑定cookie目录
                    //url = url + "&t=" + DateTime.Now.Ticks;
                    if (browser != null)
                    {
                        browser.Dispose();
                        browser = null;
                    }
                    Xpcom.Initialize(PubUtil.WebViewPath);
                    browser = new GeckoWebBrowser();
                    browser.Dock = DockStyle.Fill;
                    browser.Name = "browser";
                    browser.NoDefaultContextMenu = !RightKeyflag; //禁用右键菜单

                    if (OnNavigating != null)
                    {
                        browser.Navigating += OnNavigating;
                    }
                    this.panelControl1.Controls.Add(browser);
                    if (!Evenflag)
                    {
                        Gecko.LauncherDialog.Download += new EventHandler<LauncherDialogEvent>(OnLauncherDialogDownload);
                        Evenflag = true;
                    }
                    browser.Navigate(url, flag);
                    IniHelper.Write(url, browser.Document.Cookie);

                }
                else
                {
                    MessageUtil.Show("未找到浏览器资源文件,请联系开发人员.");
                }
            }
            catch (Exception ex)
            {

                MessageUtil.Show("浏览器出错！" + ex);
            }
        }
        /// <summary>
        /// <para>说明：解析 cookies.dat文件得到Cookie,没有判断 path，只有 域的判断</para>
        /// <para>创建人：王一帆</para>
        /// <para>创建日期：2021-06-28 </para>
        /// <para>修改人：</para>
        /// <para>修改日期：</para>
        /// <para>修改备注：</para>
        /// <para>版本：1.0</para>
        /// </summary>
        /// <param name="url">The URL.</param>
        /// <param name="flag">The flag.</param>
        public string GetCookiesFromFile
        {
            get
            {
                StringBuilder sbCookie = new StringBuilder();
                string filePath = Path.Combine(new string[] { PubUtil.AbsolutelyPath + "cookie" });
                if (File.Exists(filePath + "\\cookies.dat"))
                {
                    var uri = new Uri(Url);
                    var host = uri.Host;

                    var allCookies = File.ReadAllLines(filePath + "\\cookies.dat");
                    for (int i = 4; i < allCookies.Length; i++)
                    {
                        host = uri.Host;
                        var listCookie = allCookies[i].Split('\t');
                        if (listCookie != null && listCookie.Length != 0 && listCookie.Length == 7)
                        {
                            var _cookie = listCookie[0];

                        Lable:
                            if (_cookie == host)
                            {
                                sbCookie.AppendFormat("{0}={1};", listCookie[5], listCookie[6]);
                            }
                            //httponly
                            var httpOnly = "#HttpOnly_" + host;
                            if (_cookie == httpOnly)
                            {
                                sbCookie.AppendFormat("{0}={1};", listCookie[5], listCookie[6]);
                            }
                            if (host.IndexOf('.') == 0)// . 开头
                            {
                                host = host.Substring(host.IndexOf('.') + 1);//. 开头 去掉 .
                                goto Lable;
                            }
                            else
                            {
                                if (host.TrimStart('.').Split('.').Length > 2)
                                {
                                    host = host.Substring(host.IndexOf('.'));//带 . 
                                    goto Lable;
                                }
                            }
                        }

                    }
                }
                return sbCookie.ToString();
            }
        }
        /// <summary>
        /// 触发下载事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        void OnLauncherDialogDownload(Object sender, LauncherDialogEvent e)
        {
            try
            {
                string tipMsg = string.Empty; int vsNum = 0;
                DataRow rowItem = AttachImpl.GetTempletFile(e.Filename);
                string topname = e.Filename.Substring(0, e.Filename.LastIndexOf(".") - 1);
                bool isMultipleLoad = e.Url.Contains("downLoadTemp") && Regex.IsMatch(topname, @"^[+-]?\d*[.]?\d*$");
                if (rowItem != null || isMultipleLoad)
                {
                    try
                    {
                        bool success = rowItem != null ? AttachImpl.CheckAttachOperation(2, "", Convert.ToInt32(rowItem["fileId"]), "", 0, out tipMsg) == 1 : isMultipleLoad;
                        if (success)
                        {
                            if (browserNew != null)
                            {
                                browserNew.Dispose();
                                browserNew = null;
                            }
                            browserNew = new WebBrowser();//点击下载的页面
                            this.panelControl1.Controls.Add(browserNew);
                            //downfile(e.Url, e.Filename, tempPath);
                            Download(e.Url, e.Filename);
                            //browserNew.Navigate(e.Url);
                        }
                        else
                        {
                            MessageUtil.Show(tipMsg);
                        }
                    }
                    catch (Exception ex)
                    {
                        MessageUtil.Show("下载失败！\r\n" + ex.Message);
                    }
                }
                else
                {
                    MessageUtil.Show("未找到下载项");
                }
            }
            catch (Exception ex)
            {
                string Message = ErrorMessage.PromptErrorMessage(ex);
                MessageUtil.Show(Message,ex.Message);
            }  
        
        }
        /// <summary>
        /// <para>说明：定义服务器文件地址，含文件名。客户端接收地址及文件名由客户端自行定义</para>
        /// <para>创建人：王一帆</para>
        /// <para>创建日期： </para>
        /// <para>修改人：</para>
        /// <para>修改日期：</para>
        /// <para>修改备注：</para>
        /// <para>版本：1.0</para>
        /// </summary>
        /// <param name="URL">The URL.</param>
        /// <param name="FileName">Name of the file.</param>
        public static void Download(string URL, string FileName)
        {
            FrmSelectDownload frmSelectDownload = new FrmSelectDownload();
            frmSelectDownload.URL = URL;
            frmSelectDownload.FileName = FileName;
            frmSelectDownload.Show();
            //SaveFileDialog saveFileDialog = new SaveFileDialog();
            //saveFileDialog.FileName = FileName;
            //saveFileDialog.Title = "下载模板文件到";
            //saveFileDialog.RestoreDirectory = true;
            ////点了保存按钮进入
            //if (saveFileDialog.ShowDialog() == DialogResult.OK)
            //{
            //    string localFilePath = System.IO.Path.GetFullPath(saveFileDialog.FileName);//获得文件路径，含文件名
            //    string fileNameExt = localFilePath.Substring(localFilePath.LastIndexOf("\\") + 1);//获取文件名，不带路径
            //    string FilePath = localFilePath.Substring(0, localFilePath.LastIndexOf("\\"));//获取文件路径，不带文件名
            //    FrmDownload frm = new FrmDownload(URL, FileName, localFilePath);
            //    frm.Show();
            //}
        }
        public void FDispose()
        {
            if (browser != null)
            {
                browser.Dispose();
            }
            this.Dispose();
        }
    }
}