using System;
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using System.Net;
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using System.Net.Sockets;
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using System.Threading.Tasks;
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namespace HDL_ON.DriverLayer
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{
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public class Control_TcpClient
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{
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//声明IP，端口，和一个用来连接的Socket
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public string _ip;
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private TcpClient _tcpClient;
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//创建一个委托，用来满足其他类调用
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//public delegate void DelegateMessage(string str);
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public Action<string> ReceiveEvent;
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/// <summary>
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/// 构造函数
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/// </summary>
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public Control_TcpClient(string serverIp)
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{
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_ip = serverIp;
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}
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//TCP连接
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public bool Connect(int _port = 8586)
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{
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if (string.IsNullOrEmpty(_ip) || _port == 0)
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{
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return false;
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}
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_tcpClient = new TcpClient();
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try
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{
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_tcpClient.Connect(IPAddress.Parse(_ip), _port);
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Task.Run(new Action(ReceiveMessage));//开启线程，不停接收消息
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}
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catch (Exception e)
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{
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Console.WriteLine(e);
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throw;
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}
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return true;//返回连接状态
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}
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/// <summary>
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/// 关闭连接
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/// </summary>
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/// <returns></returns>
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public bool Close()
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{
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if (_tcpClient == null)
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return true;
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_tcpClient.Close();
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_tcpClient = null;
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return true;
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}
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/// <summary>
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/// 发送消息
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/// </summary>
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/// <param name="bytes">需要发送的字节</param>
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public void SendMessage(byte[] bytes)
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{
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NetworkStream networkStream = _tcpClient.GetStream();
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networkStream.Write(bytes, 0, bytes.Length);
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}
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/// <summary>
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/// 获取列表数据回调方法
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/// </summary>
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public Action<string> GetListResponseAction;
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//接收消息
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public void ReceiveMessage()
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{
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NetworkStream networkStream = _tcpClient.GetStream();
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while (true)
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{
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// 定义一个2M的缓存区；
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byte[] arrMsgRec = new byte[1024 * 1024 * 2];
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int size = networkStream.Read(arrMsgRec, 0, arrMsgRec.Length);
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var tcpDataString = System.Text.Encoding.UTF8.GetString(arrMsgRec, 0, arrMsgRec.Length);
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if (!string.IsNullOrEmpty(tcpDataString))
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{
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ReceiveEvent?.Invoke(tcpDataString);
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}
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//// 将接受到的数据存入到输入 arrMsgRec中；
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//int length = -1;
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//try
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//{
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// length = socketClient.Receive(arrMsgRec); // 接收数据，并返回数据的长度；
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//}
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//catch (Exception ex)
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//{
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// MainPage.Log($"tcpListener error 1 : {ex.Message}");
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// Flag_Receive = false;
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// // 从通信线程集合中删除被中断连接的通信线程对象；
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// string keystr = socketClient.RemoteEndPoint.ToString();
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// dic_ClientSocket.Remove(keystr);//删除客户端字典中该socket
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// dic_ClientThread[keystr].Abort();//关闭线程
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// dic_ClientThread.Remove(keystr);//删除字典中该线程
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// tcpClient = null;
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// socketClient = null;
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// break;
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//}
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//byte[] buf = new byte[length];
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//Array.Copy(arrMsgRec, buf, length);
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//lock (tcpClient.m_Buffer)
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//{
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// var tcpDataString = System.Text.Encoding.UTF8.GetString(arrMsgRec, 0, length);
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// if (!string.IsNullOrEmpty(tcpDataString))
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// {
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// ReceiveEvent?.Invoke(tcpDataString);
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// }
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// MainPage.Log($"接收服务端数据:{tcpDataString}");
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//}
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}
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}
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}
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}
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