wisdomisite-java/src/main/java/com/zhgd/netty/udp/UDPServerHandler.java

package com.zhgd.netty.udp;

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.IdUtil;
import cn.hutool.core.util.RandomUtil;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.zhgd.xmgl.modules.location.entity.LocationData;
import com.zhgd.xmgl.modules.location.entity.LocationTunnel;
import com.zhgd.xmgl.modules.location.mapper.LocationDataMapper;
import com.zhgd.xmgl.modules.location.mapper.LocationTunnelMapper;
import com.zhgd.xmgl.modules.poisonous.mapper.PoisonousGasDevMapper;
import com.zhgd.xmgl.modules.worker.entity.WorkerInfo;
import com.zhgd.xmgl.modules.worker.mapper.WorkerInfoMapper;
import io.netty.buffer.ByteBuf;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.SimpleChannelInboundHandler;
import io.netty.channel.socket.DatagramPacket;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import java.util.List;

@Slf4j
@Component
public class UDPServerHandler extends SimpleChannelInboundHandler<DatagramPacket> {
    @Autowired
    private PoisonousGasDevMapper poisonousGasDevMapper;
    @Autowired
    private LocationDataMapper locationDataMapper;
    @Autowired
    private LocationTunnelMapper locationTunnelMapper;
    @Autowired
    private WorkerInfoMapper workerInfoMapper;

    @Override
    protected void channelRead0(ChannelHandlerContext ctx, DatagramPacket msg)
            throws Exception {
        ByteBuf buf = msg.content();
        int len = buf.readableBytes();
        byte[] data = new byte[len];
        buf.readBytes(data);
        String receive = new String(data, "UTF-8");
        log.info("udp接收：{}", receive);
        //LCID7TT8lc99:display: 69,05F9ED,26285,2024-01-09 17:19:22.744,1,-10.27,0.00,0.00
        String val = StringUtils.substring(receive, "LCID7TT8lc99:display: ".length());
        String[] valArr = StringUtils.split(val, ",");
        String cardno = valArr[1];
        String inlX = valArr[5];
        String time = valArr[3];

        List<WorkerInfo> workerInfos = workerInfoMapper.selectList(new LambdaQueryWrapper<WorkerInfo>()
                .eq(WorkerInfo::getLocationCardno, cardno));
        if (CollUtil.isNotEmpty(workerInfos)) {
            String projectSn = workerInfos.get(0).getProjectSn();
            List<LocationTunnel> locationTunnels = locationTunnelMapper.selectList(new LambdaQueryWrapper<LocationTunnel>()
                    .eq(LocationTunnel::getProjectSn, projectSn));
            if (CollUtil.isNotEmpty(locationTunnels)) {
                //清除以前标签
                locationDataMapper.update(null, new LambdaUpdateWrapper<LocationData>()
                        .set(LocationData::getRealtimeId, null)
                        .eq(LocationData::getCardno, cardno)
                        .isNotNull(LocationData::getRealtimeId));

                LocationTunnel locationTunnel = locationTunnels.get(0);
                Long realtimeId = locationTunnel.getRealtimeId();
                if (realtimeId == null) {
                    realtimeId = IdUtil.getSnowflake().nextId();
                }
                LocationData locationData = new LocationData();
                locationData.setCardType("1510");
                locationData.setCardno(cardno);
                locationData.setPersonName(workerInfos.get(0).getWorkerName());
                //算出洞口的距离
                locationData.setInlX(Double.parseDouble(inlX));
                try {
                    locationData.setPY((double) RandomUtil.randomInt(locationTunnel.getYValueRandomRangeStart(), locationTunnel.getYValueRandomRangeEnd()));
                } catch (Exception e) {
                    locationData.setPY(Double.valueOf(locationTunnel.getYValueRandomRangeStart()));
                }
                locationData.setAlarm(0);
                locationData.setProjectSn(projectSn);
                locationData.setRealtimeId(realtimeId);
                locationData.setTunnelId(locationTunnel.getTunnelId());
                locationDataMapper.insert(locationData);

                locationTunnel.setRealtimeId(realtimeId);
                locationTunnelMapper.updateById(locationTunnel);
            }
        }

    }


}