namespace Otaku.Socketservers
{
    using Otaku;
    using Otaku.Managers;
    using Otaku.Virtual.Users;
    using System;
    using System.Net;
    using System.Net.Sockets;
    using System.Text;

    public static class musSocketServer
    {
        private static string _musHost;
        private static int _Port;
        private static Socket socketHandler;

        private static void connectionRequest(IAsyncResult iAr)
        {
            Socket connector = ((Socket) iAr.AsyncState).EndAccept(iAr);
            if (connector.RemoteEndPoint.ToString().Split(new char[] { ':' })[0] != _musHost)
            {
                connector.Close();
            }
            else
            {
                new musConnection(connector);
                socketHandler.BeginAccept(new AsyncCallback(musSocketServer.connectionRequest), socketHandler);
            }
        }

        internal static bool Init(int bindPort, string musHost)
        {
            _Port = bindPort;
            _musHost = musHost;
            socketHandler = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
            Out.WriteLine("Starting up asynchronous socket server for MUS connections for port " + bindPort + "...");
            try
            {
                socketHandler.Bind(new IPEndPoint(IPAddress.Any, bindPort));
                socketHandler.Listen(0x19);
                socketHandler.BeginAccept(new AsyncCallback(musSocketServer.connectionRequest), socketHandler);
                Out.WriteLine("Asynchronous socket server for MUS connections running on port " + bindPort);
                Out.WriteLine("Listening for MUS connections from " + musHost);
                return true;
            }
            catch
            {
                Out.WriteError("Error while setting up asynchronous socket server for MUS connections on port " + bindPort);
                Out.WriteError("Port " + bindPort + " could be invalid or in use already.");
                return false;
            }
        }

        private class musConnection
        {
            private Socket Connector;
            private byte[] dataBuffer = new byte[0x2711];

            internal musConnection(Socket Connector)
            {
                this.Connector = Connector;
                Connector.BeginReceive(this.dataBuffer, 0, this.dataBuffer.Length, SocketFlags.None, new AsyncCallback(this.dataArrival), null);
            }

            private void dataArrival(IAsyncResult iAr)
            {
                try
                {
                    try
                    {
                        int count = this.Connector.EndReceive(iAr);
                        string str = System.Text.Encoding.ASCII.GetString(this.dataBuffer, 0, count);
                        string str2 = str.Substring(0, 4);
                        string[] strArray = str.Substring(4).Split(new char[] { Convert.ToChar(2) });
                        Out.WriteLine("DATA: " + str);
                        switch (str2)
                        {
                            case "HKTM":
                            {
                                int userID = int.Parse(strArray[0]);
                                string str3 = strArray[1];
                                userManager.getUser(userID).sendData("BK" + str3);
                                return;
                            }
                            case "HKMW":
                            {
                                int num3 = int.Parse(strArray[0]);
                                string str4 = strArray[1];
                                userManager.getUser(num3).sendData("B!" + str4 + Convert.ToChar(2));
                                return;
                            }
                            case "HKUK":
                            {
                                int num4 = int.Parse(strArray[0]);
                                string moderatorMessage = strArray[1];
                                virtualUser user = userManager.getUser(num4);
                                if (user.Room != null)
                                {
                                    user.Room.removeUser(user.roomUser.roomUID, true, moderatorMessage);
                                }
                                return;
                            }
                            case "HKAR":
                            {
                                byte rank = byte.Parse(strArray[0]);
                                bool includeHigher = strArray[1] == "1";
                                userManager.sendToRank(rank, includeHigher, "BK" + strArray[2]);
                                return;
                            }
                            case "HKSB":
                            {
                                int num6 = int.Parse(strArray[0]);
                                string str6 = strArray[1];
                                virtualUser user2 = userManager.getUser(num6);
                                user2.sendData("@c" + str6);
                                user2.Disconnect(0x3e8);
                                return;
                            }
                            case "HKRC":
                                catalogueManager.Init();
                                return;

                            case "UPRA":
                            {
                                int num7 = int.Parse(strArray[0]);
                                userManager.getUser(num7).refreshAppearance(true, true, true);
                                userManager.getUser(num7).refreshBadges();
                                return;
                            }
                            case "UPRC":
                                userManager.getUser(int.Parse(strArray[0])).refreshValueables(true, false);
                                return;

                            case "UPRT":
                                userManager.getUser(int.Parse(strArray[0])).refreshValueables(false, true);
                                return;

                            case "UPRS":
                            {
                                virtualUser user3 = userManager.getUser(int.Parse(strArray[0]));
                                user3.refreshClub();
                                user3.refreshBadges();
                                return;
                            }
                            case "UPRH":
                                userManager.getUser(int.Parse(strArray[0])).refreshHand("new");
                                return;
                        }
                    }
                    catch
                    {
                    }
                }
                finally
                {
                    this.killConnection();
                }
            }

            private void killConnection()
            {
                try
                {
                    this.Connector.Close();
                }
                catch
                {
                }
            }
        }
    }
}