near_card_attendance/NearCardAttendance.Service/TcpServer/Handler/RegisterHandler.cs

using DotNetty.Buffers;
using DotNetty.Transport.Channels;
using Microsoft.Extensions.Logging;
using NearCardAttendance.Common.helper;
using NearCardAttendance.Service.TcpServer.Mapper;
using NearCardAttendance.Service.TcpServer.Protocol;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Channels;
using System.Threading.Tasks;

namespace NearCardAttendance.Service.TcpServer.Handler
{
    public class RegisterHandler : ChannelHandlerAdapter
    {
        private readonly ILogger<RegisterHandler> _logger;
        private readonly HttpHelper _httpHelper = default!;
        private readonly IDisposable _loggerScope = default!;

       
        private readonly TcpClientsManager _managerTcpClients;
        private readonly ScheduleResendManager _managerScheduleResend;

        public RegisterHandler(ILogger<RegisterHandler> logger,HttpHelper httpHelper)
        {
            _logger = logger;
            _httpHelper = httpHelper;
        }

        public override void ChannelActive(IChannelHandlerContext context)
        {
            base.ChannelActive(context); // Pass the event to the next handler
        }

        public override async void ChannelInactive(IChannelHandlerContext context)
        {
            try
            {

            }
            catch (Exception ex)
            {
                _logger.LogInformation($"{nameof(RegisterHandler)} --- {nameof(ChannelInactive)} 出错\n{ex.Message}\n{ex.StackTrace}");
            }
        }

        public override void HandlerRemoved(IChannelHandlerContext context)
        {
            base.HandlerRemoved(context);
        }

        public override async void ChannelRead(IChannelHandlerContext context, object message)
        {
            if (message is ProtocolParser parser)
            {
                try
                {
                    using (_logger.BeginScope(new Dictionary<string, object> { ["RequestId"] = parser.SeqNo }))
                    {
                        //认证
                        //if (parser.FuncNo.Equals("10"))
                        //{
                        //    #region 认证业务
                        //    // PHONE_AUTHEN
                        //    ProtocolWrapper phoneAuthWrapper = new(parser.FuncNo, parser.SeqNo, "1");
                        //    await SendToTcpClientAsync(phoneAuthWrapper, context.Channel);

                        //    // ABT_STATUS 延时3秒 给终端同步时间
                        //    await context.Channel.EventLoop.Schedule(async () =>
                        //    {
                        //        ProtocolWrapper abtStatusWrapper = new("82", parser.SeqNo, DateTime.Now.ToString("yyyyMMddHHmmss"));
                        //        await SendToTcpClientAsync(abtStatusWrapper, context.Channel);
                        //    },TimeSpan.FromSeconds(3));

                        //    #endregion
                        //}
                        //else if (parser.FuncNo.Equals("82"))
                        //{
                        //    // 认证成功
                        //   _logger.LogInformation($"认证成功{parser.Data}."); 
                        //}
                        //// 心跳
                        //else if (parser.FuncNo.Equals("05"))
                        //{
                        //    ProtocolWrapper stdtSignRecsWrapper = new(parser.FuncNo, parser.SeqNo,"");
                        //    await SendToTcpClientAsync(stdtSignRecsWrapper, context.Channel);
                        //} // STDT_SIGN_RECS
                        //else if (parser.FuncNo.Equals("04"))
                        //{
                        //    // 回应设备
                        //    ProtocolWrapper stdtSignRecsWrapper = new(parser.FuncNo, parser.SeqNo,"1");
                        //    await SendToTcpClientAsync(stdtSignRecsWrapper, context.Channel);
                        //    // 刷卡考勤信息，需要推送给第三方平台

                        //    //var url = "";

                        //    //await _httpHelper.HttpToPostAsync(url, new object());
                        //}
                        //// STDT_SCHOOL_RECS
                        //else if (parser.FuncNo.Equals("08"))
                        //{
                        //    _logger.LogInformation($"接受STDT_SCHOOL_RECS 08 成功{parser.Data}.");
                        //    ProtocolWrapper stdtSchoolRecsWrapper = new(parser.FuncNo, parser.SeqNo, "1");
                        //    await SendToTcpClientAsync(stdtSchoolRecsWrapper, context.Channel);
                        //}


                        //switch (parser.FuncNo)
                        //{
                        //    case "10":
                        //        break;

                        //    case "82":
                        //        break;
                        //    default:
                        //        break;
                        //}

                        switch (parser.FuncNo)
                        {
                            case "10":
                                await HandleAuthenticationAsync(parser, context.Channel);
                                break;
                            case "82":
                                await HandleAuthenticationSuccessAsync(parser, context.Channel);
                                break;
                            case "05":
                                await SendHeartbeatAsync(parser, context.Channel);
                                break;
                            case "04":
                                await HandleSignRecsAsync(parser, context.Channel);
                                break;
                            case "08":
                                await HandleStdtSchoolRecsAsync(parser, context.Channel);
                                break;
                            default:
                                _logger.LogInformation($"未处理业务,func_no:{parser.FuncNo},seq_no{parser.SeqNo},data:{parser.Data}");
                                break;
                        }
                    }
                }
                catch (Exception ex)
                {
                    _logger.LogInformation($"{nameof(RegisterHandler)} --- {nameof(ChannelRead)} 处理消息 {parser.SeqNo} 出错\n{ex.Message}\n{ex.StackTrace}");

                }

            }
        }

        /// <summary>
        ///  发送到TCP客户端
        /// </summary>
        /// <param name="wrapper"></param>
        /// <param name="channel"></param>
        private async Task SendToTcpClientAsync(ProtocolWrapper wrapper, IChannel channel)
        {

            string protocolMsg = wrapper.GenerateProtocolString();

            // 发送protocolMsg到tcp客户端
            await channel
                .WriteAndFlushAsync(Unpooled.WrappedBuffer(Encoding.UTF8.GetBytes(protocolMsg)))
                .ContinueWith(Action => {
                    _logger.LogInformation($"{nameof(RegisterHandler)} -- {nameof(SendToTcpClientAsync)} -- 下发设备内容：\n{protocolMsg}");
                });
        }

        /// <summary>
        /// 认证业务
        /// </summary>
        /// <param name="parser"></param>
        /// <param name="channel"></param>
        /// <returns></returns>
        private async Task HandleAuthenticationAsync(ProtocolParser parser, IChannel channel)
        {
            ProtocolWrapper phoneAuthWrapper = new(parser.FuncNo, parser.SeqNo, "1");
            await SendToTcpClientAsync(phoneAuthWrapper, channel);

            await channel.EventLoop.Schedule(async () =>
            {
                ProtocolWrapper abtStatusWrapper = new("82", parser.SeqNo, DateTime.Now.ToString("yyyyMMddHHmmss"));
                await SendToTcpClientAsync(abtStatusWrapper, channel);
            }, TimeSpan.FromSeconds(3));
        }

        /// <summary>
        /// 认证业务成功
        /// </summary>
        /// <param name="parser"></param>
        /// <param name="channel"></param>
        /// <returns></returns>
        private async Task HandleAuthenticationSuccessAsync(ProtocolParser parser, IChannel channel)
        {
            _logger.LogInformation($"认证成功: func_no:{parser.FuncNo},seq_no{parser.SeqNo},data:{parser.Data}.");
            await Task.CompletedTask;

        }

        /// <summary>
        /// CONNECT_STATUS 网络连接状态查询[取值:05] (心跳业务)
        /// </summary>
        /// <param name="parser"></param>
        /// <param name="channel"></param>
        /// <returns></returns>
        private async Task SendHeartbeatAsync(ProtocolParser parser, IChannel channel)
        {
            ProtocolWrapper stdtSignRecsWrapper = new(parser.FuncNo, parser.SeqNo, "");
            await SendToTcpClientAsync(stdtSignRecsWrapper, channel);
        }
      
        /// <summary>
        /// STDT_SIGN_RECS 学生签到记录[取值:04]
        /// </summary>
        /// <param name="parser"></param>
        /// <param name="channel"></param>
        /// <returns></returns>
        private async Task HandleSignRecsAsync(ProtocolParser parser, IChannel channel)
        {
             ProtocolWrapper stdtSignRecsWrapper = new(parser.FuncNo, parser.SeqNo, "1");
             await SendToTcpClientAsync(stdtSignRecsWrapper, channel);

             var deviceId = parser.Data.Substring(0, 18).TrimEnd();
             var cardId= parser.Data.Substring(18,18).TrimEnd();   
             var studentId = parser.Data.Substring(36,18).TrimEnd();
             var startTime = parser.Data.Substring(54, 14).TrimEnd();
            // Push card attendance information to third-party platform
             var url = "https://midplat.xinhualeyu.com/dev-api/user/electronicCardAttendance/receiveTbAttendanceRecord";
             var data = new 
             {
                 attendanceStatus = 2, //考勤状态: 0.进 1.出 2.未知
                 attendanceTime = DateTime.TryParse(startTime, out DateTime time) ? time.ToString("yyyy-MM-dd HH:mm:ss") : DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"),
                 imei = deviceId
             };
             var res=await _httpHelper.HttpToPostAsync(url, data);
            _logger.LogInformation($"{nameof(HandleSignRecsAsync)} 推送 {JsonConvert.SerializeObject(data)} 结果，{res}");
        }
       
        /// <summary>
        /// STDT_SCHOOL_RECS 学生进校离校记录[取值:08]
        /// </summary>
        /// <param name="parser"></param>
        /// <param name="channel"></param>
        /// <returns></returns>
        private async Task HandleStdtSchoolRecsAsync(ProtocolParser parser, IChannel channel)
        {
            _logger.LogInformation($"Received STDT_SCHOOL_RECS successfully: {parser.Data}.");
            ProtocolWrapper stdtSchoolRecsWrapper = new(parser.FuncNo, parser.SeqNo, "1");
            await SendToTcpClientAsync(stdtSchoolRecsWrapper, channel);

            var deviceId = parser.Data.Substring(0, 18).TrimEnd();
            var cardId = parser.Data.Substring(18, 18).TrimEnd();
            var studentId = parser.Data.Substring(36, 18).TrimEnd();
            var startTime = parser.Data.Substring(54, 14).TrimEnd();
            var optType = parser.Data.Substring(68, 1).TrimEnd();

            var url = "https://midplat.xinhualeyu.com/dev-api/user/electronicCardAttendance/receiveTbAttendanceRecord";
              
            var data = new
            {
                attendanceStatus = int.TryParse(optType,out int type) ? type : 0,
                attendanceTime = DateTime.TryParse(startTime, out DateTime time) ? time.ToString("yyyy-MM-dd HH:mm:ss") : DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"),
                imei = deviceId
            };
            var res = await _httpHelper.HttpToPostAsync(url, data);
            _logger.LogInformation($"{nameof(HandleStdtSchoolRecsAsync)} 推送 {JsonConvert.SerializeObject(data)} 结果，{res}");   
        }
    }
}