130 lines
4.8 KiB
C#
130 lines
4.8 KiB
C#
using IceCoffee.FastSocket.Tcp;
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using JT808.Protocol;
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using JT808.Protocol.Extensions;
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using JT808.Protocol.MessageBody;
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using langguanApi.Common.Gps;
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using langguanApi.Model;
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using Npoi.Mapper;
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using NPOI.SS.Formula.Functions;
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using System.Text;
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using static langguanApi.Common.Gps.ProtocolParser;
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namespace langguanApi.Service.HJ212
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{
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public class NetSession : TcpSession
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{
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private StringBuilder _unpackCache;
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public NetSession(TcpServer server) : base(server)
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{
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}
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protected override void OnClosed()
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{
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base.OnClosed();
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_unpackCache?.Clear();
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}
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/// <summary>
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/// 获取分包缓存
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/// </summary>
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/// <returns></returns>
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private StringBuilder GetUnpackCache()
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{
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return _unpackCache ??= new StringBuilder();
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}
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/// <summary>
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///
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/// </summary>
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protected override void OnReceived()
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{
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//if (ReadBuffer.IndexOf(35) != 0L)// '#'
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//{
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// return;
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// // throw new Exception("异常TCP连接 IP: " + RemoteIPEndPoint);
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//}
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string rawText = null;
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while (ReadBuffer.CanReadLine)
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{
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try
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{
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byte[] data = ReadBuffer.ReadLine();
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//Console.WriteLine($"原始数据:{data}----------");
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//Console.WriteLine($"原始数据HexString:{data.ToHexString()}--------------------");
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//Console.WriteLine($"原始数据ASCII:{Encoding.ASCII.GetString(data)}-");
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//Position position = ParsePosition(data);
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//Console.WriteLine($"Latitude: {position.Latitude}");
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//Console.WriteLine($"Longitude: {position.Longitude}");
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//Console.WriteLine($"Altitude: {position.Altitude}");
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//int offset = 0;
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//// 解析消息头
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//var header = ProtocolParser.ParseHeader(data, ref offset);
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//Console.WriteLine($"Message ID: {header.MessageId}, Terminal ID: {header.TerminalId}");
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//// 解析终端注册消息
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//var registerMessage = ProtocolParser.ParseTerminalRegisterMessage(data, ref offset);
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//Console.WriteLine($"Province ID: {registerMessage.ProvinceId}, City ID: {registerMessage.CityId}");
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//Console.WriteLine($"License Plate: {registerMessage.LicensePlate}");
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// offset = 0;
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//// 解析位置信息汇报消息
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//var locationReportMessage = ProtocolParser.ParseLocationReportMessage(data, ref offset);
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//Console.WriteLine($"Latitude: {locationReportMessage.Latitude}, Longitude: {locationReportMessage.Longitude}");
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//Console.WriteLine($"Speed: {locationReportMessage.Speed}, Time: {locationReportMessage.Time}");
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//var jT808Package = new JT808Serializer().Deserialize(data);
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////4.数据包体
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//JT808_0x0200 jT808_0x0200 = (JT808_0x0200)jT808Package.Bodies;
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//var lon = jT808_0x0200.Lat;
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//var lat = jT808_0x0200.Lng;
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//Console.WriteLine("经度：" + lon + " 纬度：" + lat);
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rawText = Encoding.UTF8.GetString(data);
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NetPackage netPackage = NetPackage.Parse(rawText, GetUnpackCache);
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((NetServer)Server).RaiseReceivedData(this, netPackage, rawText);
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if (netPackage.DataSegment.PackageFlag != null && netPackage.DataSegment.PackageFlag.A == 1)
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{
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Response(netPackage);
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}
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}
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catch (Exception ex)
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{
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Console.WriteLine($"error :OnReceived:{ex.Message},data:{ex.Data}");
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}
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}
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}
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/// <summary>
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/// 应答
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/// </summary>
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private void Response(NetPackage netPackage)
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{
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try
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{
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netPackage.DataSegment.ST = DataSegment.ResponseST;
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netPackage.DataSegment.CN = CommandNumber.DataResponse;
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netPackage.DataSegment.PackageFlag.A = 0;
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netPackage.DataSegment.PackageFlag.D = 0;
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netPackage.DataSegment.CpCommand.ExeRtn = ResponseCode.ExecSucceeded;
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string rawText = netPackage.Serialize();
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byte[] data = Encoding.UTF8.GetBytes(rawText);
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SendAsync(data);
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((NetServer)Server).RaiseSendData(this, netPackage, rawText);
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}
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catch (Exception ex)
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{
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throw new Exception("Error in NetSession", ex);
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}
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}
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}
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}
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