#region    [自定义类-VS][20250612005504281][TcpServer]
#region    [自定义类-VS][20250605212036245][TcpServer]
using GZ.Device.PLC;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Sockets;
using System.Net;
using System.Text;
using System.Threading.Tasks;
using GZ.Modular.Redis;

namespace GZ.Projects.AuxAllWCS
{

    public class TcpServer
    {
        public static Dictionary<string, string> TrayIps = new Dictionary<string, string>();
        public TcpServer(string ip)
        {
            Init(ip);
        }
        private void Init(string ip)
        {
            //创建一个新的Socket,这里我们使用最常用的基于TCP的Stream Socket（流式套接字）
            var socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
            try
            {
                //将该socket绑定到主机上面的某个端口
                socket.Bind(new IPEndPoint(IPAddress.Parse(ip), 2025));
                //启动监听，并且设置一个最大的队列长度
                socket.Listen(30);
                //开始接受客户端连接请求
                socket.BeginAccept(new AsyncCallback(ClientAccepted), socket);
            }
            catch (Exception e)
            {
                Console.WriteLine(e.Message);
            }
        }
        public static Dictionary<string, Socket> clients = new Dictionary<string, Socket>();
        public static Dictionary<string, byte[]> buffers = new Dictionary<string, byte[]>();
        public static void ClientAccepted(IAsyncResult ar)
        {

            var socket = ar.AsyncState as Socket;
            var client = socket.EndAccept(ar);
            string remote_ip = ((System.Net.IPEndPoint)client.RemoteEndPoint).Address.ToString();
            if (clients.Keys.Contains(remote_ip))
            {
                clients[remote_ip] = client;
            }
            else
            {
                clients.Add(remote_ip, client);
            }
            if (!buffers.Keys.Contains(remote_ip))
            {
                buffers.Add(remote_ip, new byte[1024]);
            }
            //给客户端发送一个欢迎消息
            //client.Send(Encoding.Unicode.GetBytes("Hi there, I accept you request at " + DateTime.Now.ToString()));
            Console.WriteLine(remote_ip);

            try
            {
                client.BeginReceive(buffers[remote_ip], 0, buffers[remote_ip].Length, SocketFlags.None, new AsyncCallback(ReceiveMessage), client);
            }
            catch (Exception ex)
            {
                Console.WriteLine($"【接收客户端的消息异常0】：" + ex.Message);
            }
            //准备接受下一个客户端请求
            socket.BeginAccept(new AsyncCallback(ClientAccepted), socket);
        }


        public static void ReceiveMessage(IAsyncResult ar)
        {
            try
            {
                var socket = ar.AsyncState as Socket;
                string remote_ip = ((System.Net.IPEndPoint)socket.RemoteEndPoint).Address.ToString();
                var length = socket.EndReceive(ar);
                if (length == 0)
                {
                    clients.Remove(remote_ip);
                    buffers.Remove(remote_ip);
                    return;
                }
                else
                {
                    if (!clients.Keys.Contains(remote_ip))
                    {
                        clients.Add(remote_ip, socket);
                    }
                    if (!buffers.Keys.Contains(remote_ip))
                    {
                        buffers.Add(remote_ip, new byte[1024]);
                    }
                }
                try
                {
                    if (buffers.Keys.Contains(remote_ip))
                    {
                        //读取出来消息内容
                        var message = GetHexString(buffers[remote_ip], length);
                        //16   10
                        // Console.WriteLine($"{DateTime.Now.ToString("hh:mm:ss")} ---> " + remote_ip + "  :   " + message);
                        //if (message.Substring(0, 4) == "3f00" && message.Substring(message.Length - 4) == "0d0a")
                        //{
                        //    //显示消息
                        //    //string msg = message.Replace(@"0d", "").Replace(@"0a", "").Replace(@"0d0a", "").Trim();
                        //    //PlcHelper.Receive(remote_ip, msg);
                        //    //Array.Clear(buffers[remote_ip], 0, buffers[remote_ip].Length);//清空当前IP Buffer
                        //}
                        //else
                        //{
                        Console.WriteLine($"【TCP信息协议 {DateTime.Now.Millisecond}】：IP：{remote_ip},MSG：{message}");
                        var mg = Encoding.ASCII.GetString(PlcHelper.Hex2Bin(message));
                        if (mg.Length > 10)
                        {
                            mg = mg.Substring(0, 10);
                        }
                        Console.WriteLine(mg);
                        if (mg.StartsWith("DK"))//&& mg.Trim().Length == "DK01000024".Length
                        {
                            LogHelper.Info($"扫码器 >{remote_ip} -{mg}");
                            if (TrayIps.TryGetValue(remote_ip, out string traycode))
                            {
                                TrayIps[remote_ip] = mg;
                            }
                            else TrayIps.Add(remote_ip, mg);

                            RedisHelper.Add("Scan" + (remote_ip.Split('.').LastOrDefault()), mg, out string msg);
                            RedisHelper.Add("Scan" + (remote_ip.Split('.').LastOrDefault()) + "#time", DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff"), out msg);
                            //Console.WriteLine("TOFF");
                            //var mst = PlcHelper.Hex2Bin("544F4646");
                            //TcpServer.TcpServerSend(remote_ip, mst);
                        }
                        //}
                    }
                    else
                    {
                        if (!buffers.Keys.Contains(remote_ip))
                        {
                            buffers.Add(remote_ip, new byte[1024]);
                        }
                    }
                }
                catch (Exception ex)
                {
                    Console.WriteLine($"【处理客户端的消息异常2】：" + ex.StackTrace);
                    throw;
                }
                //接收下一个消息(因为这是一个递归的调用，所以这样就可以一直接收消息了）
                socket.BeginReceive(buffers[remote_ip], 0, buffers[remote_ip].Length, SocketFlags.None, new AsyncCallback(ReceiveMessage), socket);
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
            }
        }

        private static string GetHexString(byte[] buffer, int lenght)
        {
            return BitConverter.ToString(buffer, 0, lenght).Replace("-", string.Empty).ToLower();
        }

        public static bool TcpServerSend(string ip, byte[] msg)
        {
            LogHelper.Info($"TcpServerSend >{ip}:{msg}");
            if (clients.Keys.Contains(ip))
            {
                var client = clients[ip];
                if (client.Connected)
                {
                    try
                    {
                        client.Send(msg);
                        LogHelper.Info($"TcpServerSend > 发送成功。");
                        return true;
                    }
                    catch (SocketException ex)
                    {
                        Console.WriteLine(ex.Message);
                        clients[ip].Close();
                        clients.Remove(ip);
                    }
                }
                else
                {
                    clients[ip].Close();
                    clients.Remove(ip);
                }
            }
            else
            {
                Console.WriteLine("未找到设备的链接：" + ip);
            }
            return false;

        }

        public static int GetBitdata(int num, int wid)
        {
            string bstr = Convert.ToString(num, 2);
            if (bstr.Length <= wid)
            {
                return 0;
            }
            return bstr[bstr.Length - wid - 1] - '0';
        }
        public static int SetBinaryDigit(int number, int n, int value)
        {
            if (value != 0 && value != 1)
                throw new ArgumentException("Value must be 0 or 1.");

            string binaryStr = Convert.ToString(number, 2);

            // 如果 n 超出当前位数，补 0 扩展
            while (binaryStr.Length <= n)
            {
                binaryStr = "0" + binaryStr;
            }

            // 修改第 n 位（从右往左，最低位是第 0 位）
            char[] binaryChars = binaryStr.ToCharArray();
            binaryChars[binaryChars.Length - 1 - n] = value == 1 ? '1' : '0';

            // 转换回十进制
            return Convert.ToInt32(new string(binaryChars), 2);
        }
        public static List<string> GetStaticClients() => clients.Keys.ToList();
        public static Dictionary<string, string> GetStaticScan() => TrayIps;
    }
}

#endregion [自定义类-VS][20250605212036245][TcpServer]
#endregion [自定义类-VS][20250612005504281][TcpServer]