#if UNITY_STANDALONE_WIN
using AOT;
using BestHTTP.WebSocket;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Runtime.InteropServices;
using UnityEngine;
using UnityEngine.Gonbest.MagicCube;

//QQ大厅运行时
public class QQGameRunTime : MonoBehaviour
{
    //启动脚本
    public static void RunScript()
    {
        if (IsStarted)
        {
            return;
        }
        var go = GameObject.Find("[QQGameRunTime]");
        if (go == null)
        {
            go = new GameObject("[QQGameRunTime]");
            GameObject.DontDestroyOnLoad(go);
        }
        var script = go.GetComponent<QQGameRunTime>();
        if (script == null)
        {
            script = go.AddComponent<QQGameRunTime>();
        }
        go.SetActive(true);
        script.enabled = true;
        WebSocketIsOpen = false;
        IsStarted = true;
    }

    //是否已经启动
    public static bool IsStarted = false;
    //是否连接成功
    public static bool WebSocketIsOpen = false;
    #region//私有变量
    //启动命令行参数
    private Dictionary<string, string> _commandlines = null;
    //json版本的命令行
    private string _commandlinesJson = null;
    //qq大厅连接
    private WebSocket _webSocket = null;
    //当前窗口句柄
    private IntPtr _curHwnd = IntPtr.Zero;
    #endregion

    #region//属性
    #endregion

    #region//脚本函数
    private void Awake()
    {
        //获取命令行参数
        _commandlines = new Dictionary<string, string>();
        UnityEngine.Debug.LogErrorFormat("QQ大厅启动命令行参数： {0}", Environment.CommandLine);
        var commandLineArgs = Environment.GetCommandLineArgs();
        for (int i = 0; i < commandLineArgs.Length; ++i)
        {
            var comline = commandLineArgs[i];
            var firstIndex = comline.IndexOf('=');
            if (firstIndex <= 0)
            {
                continue;
            }
            var key = comline.Substring(0, firstIndex).Trim();
            var value = comline.Substring(firstIndex + 1).Trim();
            _commandlines[key] = value;
        }
        //判断参数是否足够
        string _openId = string.Empty;
        string _pfKey = string.Empty;
        string _openKey = string.Empty;
        string _port = string.Empty;
        if (!_commandlines.TryGetValue("id", out _openId) ||
            !_commandlines.TryGetValue("pfkey", out _pfKey) ||
            !_commandlines.TryGetValue("key", out _openKey) ||
            !_commandlines.TryGetValue("port", out _port)
            )
        {
            //大厅参数不正确，直接退出
            UnityEngine.Debug.LogError("大厅参数不正确，直接退出");
            ReqExitGame();
            return;
        }
        _commandlinesJson = BestHTTP.JSON.Json.Encode(_commandlines);
        //启动websocket
        string url = string.Format("ws://localhost:{0}/websocket/{1}", _port, _openId);
        UnityEngine.Debug.LogErrorFormat("开始连接QQ大厅 url = {0}", url);
        _webSocket = new WebSocket(new Uri(url));
        _webSocket.OnOpen += OnQQGameOpen;
        _webSocket.OnMessage += OnQQGameMsgReceived;
        _webSocket.OnError += OnQQGameError;
        _webSocket.OnClosed += OnQQGameClosed;
        _webSocket.Open();
        EventManager.SharedInstance.RegFixEventHandle(CoreEventDefine.EID_CORE_LOGIC_TO_QQGAME, OnLogicMsg);
    }

    private void OnDestroy()
    {
        if (_webSocket != null)
        {
            if (_webSocket.IsOpen)
            {
                _webSocket.Close();
            }
            _webSocket.OnOpen = null;
            _webSocket.OnMessage = null;
            _webSocket.OnError = null;
            _webSocket.OnClosed = null;
        }
        _webSocket = null;
    }
    #endregion

    #region//公有函数

    #endregion

    #region//私有函数
    private void OnLogicMsg(object obj, object sender)
    {
        var cmdId = (int)obj;
        //0获取命令行参数，1发送消息给大厅
        switch(cmdId)
        {
            case 0:
                {
                    EventManager.SharedInstance.PushFixEvent(CoreEventDefine.EID_CORE_QQGAME_TO_LOGIC, 0, _commandlinesJson);
                }
                break;
            case 1:
                {
                    var msgText = obj as string;
                    if (string.IsNullOrEmpty(msgText))
                    {
                        return;
                    }
                    SendQQGameMsg(msgText);
                }
                break;
        }
    }
    private void SendQQGameMsg(string cmd)
    {
        if (_webSocket != null && _webSocket.IsOpen)
        {
            _webSocket.Send(cmd);
        }
        else
        {
            UnityEngine.Debug.LogError("连接已断开，消息发送失败！直接退出游戏");
            ReqExitGame();
        }
    }
    private void OnQQGameOpen(WebSocket ws)
    {
        WebSocketIsOpen = true;
        UnityEngine.Debug.LogError("QQ大厅连接成功！");
    }
    private void OnQQGameMsgReceived(WebSocket ws, string message)
    {
        UnityEngine.Debug.Log("收到大厅消息：" + message);
        if (!string.IsNullOrEmpty(message))
        {
            JSONNode node = JSONClass.Parse(message);
            string cmd = node["cmd"];
            switch (cmd)
            {
                //游戏侧跟进参数show显示或隐藏游戏界面
                case "boss_key":
                    {
                        // show：0隐藏，非0显示
                        int show = node["show"].AsInt;
                        if (_curHwnd != IntPtr.Zero)
                        {
                            if (show != 0)
                            {
                                //显示窗口
                                ShowWindow(_curHwnd, 9);
                                //前置窗口
                                SetForegroundWindow(_curHwnd);
                            }
                            else
                            {
                                //隐藏窗口
                                ShowWindow(_curHwnd, 0);
                            }
                        }
                    }
                    break;
                //游戏收到该消息后，前置显示界面
                case "bring_to_top":
                    {
                        if (_curHwnd != IntPtr.Zero)
                        {
                            SetForegroundWindow(_curHwnd);
                        }
                    }
                    break;
                //open_web请求的页面关闭时，通知游戏。
                case "web_close":
                    break;
                //支付页关闭时，通知游戏
                case "pay_close":
                    break;
                //购买蓝钻页面关闭，游戏需刷新蓝钻信息
                case "buy_vip_close":
                    break;
            }
            //0命令行参数，1qq大厅消息
            EventManager.SharedInstance.PushFixEvent(CoreEventDefine.EID_CORE_QQGAME_TO_LOGIC, 1, message);
        }
    }
    private void OnQQGameError(WebSocket ws, Exception ex)
    {
        if (ws.InternalRequest.Response != null)
        {
            UnityEngine.Debug.LogErrorFormat("QQ大厅连接错误 code = {0} msg = {1}", ws.InternalRequest.Response.StatusCode, ws.InternalRequest.Response.Message);
        }
        ReqExitGame();
    }
    private void OnQQGameClosed(WebSocket ws, UInt16 code, string message)
    {
        UnityEngine.Debug.LogErrorFormat("QQ大厅连接关闭：msg = {0}", message);
        ReqExitGame();
    }

    private void ReqExitGame()
    {
        AppPersistData.WantExitResult = true;
        Application.Quit();
    }
    #endregion

    #region
    private void Start()
    {
        //获取当前窗口句柄
        _curHwnd = GetProcessWnd();
        if (_curHwnd == IntPtr.Zero)
        {
            UnityEngine.Debug.LogError("获取窗口句柄失败");
        }
    }

    //隐藏或显示窗口
    private void OnShowOrHideWindows(object obj, object sender)
    {
        if (_curHwnd == IntPtr.Zero)
        {
            return;
        }
        var isShow = (bool)obj;
        if (isShow)
        {
            //显示窗口
            ShowWindow(_curHwnd, 9);
            //前置窗口
            SetForegroundWindow(_curHwnd);
        }
        else
        {
            //隐藏窗口
            ShowWindow(_curHwnd, 0);
        }
    }
    //前置窗口
    private void OnForegrounWindows(object obj, object sender)
    {
        if (_curHwnd == IntPtr.Zero)
        {
            return;
        }
        SetForegroundWindow(_curHwnd);
    }
    #endregion

    #region//windows函数
    public delegate bool WNDENUMPROC(IntPtr hwnd, uint lParam);
    [DllImport("user32.dll", SetLastError = true)]
    public static extern bool EnumWindows(WNDENUMPROC lpEnumFunc, uint lParam);
    [DllImport("user32.dll", SetLastError = true)]
    public static extern IntPtr GetParent(IntPtr hWnd);
    [DllImport("user32.dll")]
    public static extern uint GetWindowThreadProcessId(IntPtr hWnd, ref uint lpdwProcessId);

    [DllImport("kernel32.dll")]
    public static extern void SetLastError(uint dwErrCode);
    [DllImport("user32.dll")]
    public static extern bool SetForegroundWindow(IntPtr hWnd);//设置此窗体为活动窗体
    [DllImport("User32.dll")]
    //返回值：如果窗口原来可见，返回值为非零；如果函数原来被隐藏，返回值为零。
    private static extern bool ShowWindow(IntPtr hWnd, int cmdShow);

    static IntPtr findeHwnd = IntPtr.Zero;
    [MonoPInvokeCallback(typeof(WNDENUMPROC))]
    static bool OnWindowEnum(IntPtr hwnd, uint lParam)
    {
        uint id = 0;
        if (GetParent(hwnd) == IntPtr.Zero)
        {
            GetWindowThreadProcessId(hwnd, ref id);
            if (id == lParam)    // 找到进程对应的主窗口句柄
            {
                findeHwnd = hwnd;   // 把句柄缓存起来
                SetLastError(0);    // 设置无错误
                return false;   // 返回 false 以终止枚举窗口
            }
        }
        return true;
    }
    public static IntPtr GetProcessWnd()
    {
        IntPtr ptrWnd = IntPtr.Zero;
        uint pid = (uint)Process.GetCurrentProcess().Id;  // 当前进程 ID
        bool bResult = EnumWindows(OnWindowEnum, pid);
        ptrWnd = findeHwnd;
        return (!bResult && Marshal.GetLastWin32Error() == 0) ? ptrWnd : IntPtr.Zero;
    }
    #endregion
}
#endif