using System;
using System.Collections.Generic;
using System.IO;
using System.Windows.Forms;
using System.Data;
using System.Text;
using System.ComponentModel;
using Microsoft.Win32;
using Newtonsoft.Json;
using System.Net;
using System.Runtime.Serialization;
using System.Runtime.Serialization.Formatters.Binary;
using CefSharp;
using System.Resources;
using System.Drawing;
using CefSharp.WinForms;
using System.Reflection;

namespace felixyin
{
    public class JsEvent
    {
        /*  private BackgroundWorker backgroundWorker1;
        public JsEvent()
        {
               this.backgroundWorker1 = new System.ComponentModel.BackgroundWorker();
        }
        */

        public string MessageText { get; set; }

        public void ShowTest()
        {
            MessageBox.Show("this in C#.\n\r" + MessageText);
        }
        public void ShowTestArg(string ss)
        {
            MessageBox.Show("收到JS带参数调用\n\r" + ss);
        }
        public void domReady()
        {
            Program.showMainForm();
            //this.backgroundWorker1.RunWorkerAsync();
        }

        public void toggleDevTools()
        {
            Program.toggleDevTools();
        }
        /*
        private void backgroundWorker1_RunWorkerCompleted(
            object sender,
            RunWorkerCompletedEventArgs e)
        {
            Program.showMainForm();
        }
        */

    }

    public partial class MainForm : Form
    {

        private UsbScanerHook listener = new UsbScanerHook();
        private NotifyIcon nIcon;
        private ContextMenu cm;


        public MainForm()
        {
            Control.CheckForIllegalCrossThreadCalls = false;

            

            var settings = new CefSettings();

            // Set BrowserSubProcessPath based on app bitness at runtime
            settings.BrowserSubprocessPath = Path.Combine(AppDomain.CurrentDomain.SetupInformation.ApplicationBase,
                                                   Environment.Is64BitProcess ? "x64" : "x86",
                                                   "CefSharp.BrowserSubprocess.exe");

            // Make sure you set performDependencyCheck false
            // var osVersion = Environment.OSVersion;
                // Disable GPU in WPF and Offscreen examples until #1634 has been resolved6                 
            // settings.CefCommandLineArgs.Add("disable-gpu", "1");

            Cef.Initialize(settings, performDependencyCheck: false, browserProcessHandler: null);
           // Cef.EnableHighDPISupport();

            string url = "http://gongchang.qdbak.com/";
            InitializeComponent(url);
            // FIXME 生产环境，需要修改为4404
            // this.webBrowser1.Load(url); // 已废弃

            //this.webBrowser1.ContextMenu = new ContextMenu();

            // js 调用 .net
            CefSharpSettings.LegacyJavascriptBindingEnabled = true;
            this.webBrowser1.RegisterJsObject("jsObj", new JsEvent(), new CefSharp.BindingOptions() { CamelCaseJavascriptNames = false }); //交互数据  


            showNotifyIcon();
            verifyStartSuccess(url);
        }

        private void verifyStartSuccess(string url)
        {
            bool isOk = ResponseOk(url);
          
            if (!isOk)
            {
                DialogResult result = MessageBox.Show("程序发生未知错误，请联系管理员！", "佰安客科技提示您", MessageBoxButtons.OK, MessageBoxIcon.Information);
                if (result == DialogResult.OK)
                {
                    System.Environment.Exit(0);
                }
            }
            this.listener.ScanerEvent += Listener_ScanerEvent;
            listener.Start();
        }

        private void showNotifyIcon()
        {
            this.nIcon = new NotifyIcon();
            ResourceManager manager = new ResourceManager(typeof(felixyin.Properties.Resources));

            Icon icon = (Icon)manager.GetObject("logo");
            this.nIcon.Text = "佰安客工厂管理系统";//鼠标悬停系统托盘上显示  
            this.nIcon.Icon = icon;//图标  
            this.nIcon.Visible = true;//设置图标可见  


            cm = new ContextMenu();
            MenuItem guanYu = new MenuItem("关于");
            guanYu.Click += new EventHandler(this.guanYu_Click);
            cm.MenuItems.Add(guanYu);//添加托盘菜单项  

            MenuItem addAutoStart = new MenuItem("设置随系统自动启动");
            addAutoStart.Click += new EventHandler(this.addAutoStart_Click);
            cm.MenuItems.Add(addAutoStart);

            MenuItem delAutoStart = new MenuItem("取消随系统自动启动");
            delAutoStart.Click += new EventHandler(this.delAutoStart_Click);
            cm.MenuItems.Add(delAutoStart);

            MenuItem clearCache = new MenuItem("强制刷新（无缓存）");
            clearCache.Click += new EventHandler(this.delClearCache_Click);
            cm.MenuItems.Add(clearCache);

            MenuItem exit = new MenuItem("退出");
            exit.Click += new EventHandler(this.exit_Click);
            cm.MenuItems.Add(exit);

            nIcon.ContextMenu = cm;//托盘菜单项在图标右键时显示  

            this.nIcon.ShowBalloonTip(0x2710, "佰安客科技提示您", "程序正在初始化，大约需要10秒。右键点击图标可显示菜单，左键双击可显示或隐藏程序。", ToolTipIcon.Info);//托盘图标加载时提示  

            nIcon.Click += new EventHandler(this.nIcon_Click);//委托点击事
            nIcon.MouseDoubleClick += new MouseEventHandler(this.nIcon_MouseDoubleClick);
        }

        private void exit_Click(object sender, EventArgs e)
        {
            Application.Exit();
        }

        private void delAutoStart_Click(object sender, EventArgs e)
        {
            Program.AutoStart(false);
            MessageBox.Show("取消随机自动启动会导致无法接收扫码枪信号！！！\n随系统自动启动已取消", "佰安客科技提示您");
        }

        private void addAutoStart_Click(object sender, EventArgs e)
        {
            Program.AutoStart(true);
            MessageBox.Show("已开启随系统自动启动", "佰安客科技提示您");
        }

        private void delClearCache_Click(object sender, EventArgs e)
        {
            this.webBrowser1.Reload(true);
            MessageBox.Show("强制刷新需要10秒以上的执行时间，请耐心等待!", "佰安客科技提示您");
        }

        private void guanYu_Click(object sender, EventArgs e)
        {
            System.Diagnostics.Process.Start("http://www.qdqtrj.com");
        }

        private void nIcon_Click(object sender, EventArgs e)
        {
            // System.Diagnostics.Process.Start("http://www.qdqtrj.com");

        }

        Boolean isShow = true;

        private void nIcon_MouseDoubleClick(object sender, MouseEventArgs e)
        {
            // nIcon.Visible = false;
            if (isShow)
            {
                this.Hide();
                this.isShow = false;
            }
            else
            {
                this.isShow = true;
                this.Show();
                WindowState = FormWindowState.Maximized;
                this.Focus();
            }
        }

        private void Listener_ScanerEvent(UsbScanerHook.ScanerCodes codes)
        {
            // Console.WriteLine(codes.Result);
            // .net 调用 js
            this.webBrowser1.GetBrowser().MainFrame.EvaluateScriptAsync("scanningGunListener( '" + codes.Result + "')");//运行页面上js的testArg带参数的方法
        }

        /// <summary>   
        /// Get方式获取url地址输出内容   
        /// </summary> /// <param name="url">url</param>   
        public static bool ResponseOk(String url)
        {
            try
            {
                HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create(url);
                webRequest.Method = "GET";
                HttpWebResponse webResponse = (HttpWebResponse)webRequest.GetResponse();
                webResponse.Close();
                Console.WriteLine(webResponse.StatusCode);
                return true;
            }
            catch
            {
                return false;
            }

        }

        private Boolean isCls = false;

        public void closeWin()
        {
            isCls = true;
            this.Close();
        }

        private void Form1_FormClosing_1(object sender, FormClosingEventArgs e)
        {
            if (isCls)
            {
                e.Cancel = false;
            }
            else
            {

                // this.webBrowser1.Document.InvokeScript("beforeClose");
                DialogResult result = MessageBox.Show("关闭后扫码枪无法与系统连接，您确定要关闭吗！！！", "佰安客科技提示您", MessageBoxButtons.OKCancel, MessageBoxIcon.Information);
                if (result == DialogResult.OK)
                {
                    this.nIcon.Visible = false;
                    e.Cancel = false;  //点击OK  
                    this.listener.Stop();
                }
                else
                {
                    e.Cancel = true;
                }
            }
        }
    }
}