package com.ruoyi.dataInterchange.server;
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import com.ruoyi.dataInterchange.model.RealVideoMsg;
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import com.ruoyi.dataInterchange.model.enu.DataType;
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import com.ruoyi.dataInterchange.util.jtt809.common.Jtt809Util;
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import com.ruoyi.dataInterchange.util.jtt809.packet.common.OuterPacket;
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import io.netty.buffer.ByteBuf;
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import io.netty.buffer.Unpooled;
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import io.netty.channel.ChannelHandlerContext;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.data.redis.core.RedisTemplate;
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import org.springframework.stereotype.Service;
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import javax.annotation.Resource;
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/**
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* 主链路实时音视频交互
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*
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* @author zhibing.pu
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* @Date 2025/3/21 11:58
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*/
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@Slf4j
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@Service
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public class RealvideoMsg {
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@Resource
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private RedisTemplate redisTemplate;
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public void up_realvideo_msg(ChannelHandlerContext ctx, OuterPacket out) {
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if (!redisTemplate.hasKey("login:" + out.getGnsscenterId())) {
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log.error("链路还未登录校验，拒绝连接");
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ctx.close();
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return;
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}
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RealVideoMsg realVideoMsg = getRealVideoMsg(out);
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DataType dataType = DataType.getDataType(realVideoMsg.getDataType());
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switch (dataType) {
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case UP_REALVIDEO_MSG_STARTUP_ACK:
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log.info("实时音视频请求应答({})：{}", DataType.UP_REALVIDEO_MSG_STARTUP_ACK.getCode(), out);
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up_realvideo_msg_startup_ack(ctx, out.getGnsscenterId(), realVideoMsg);
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break;
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case UP_WARN_MSG_ADPT_INFO:
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log.info("上报报警信息({})：{}", DataType.UP_WARN_MSG_ADPT_INFO.getCode(), out);
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up_warn_msg_adpt_info(ctx, out.getGnsscenterId(), warnMsg);
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break;
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default:
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break;
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}
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}
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public RealVideoMsg getRealVideoMsg(OuterPacket out) {
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byte[] body = out.getBody();
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ByteBuf byteBuf = Unpooled.wrappedBuffer(body);
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//车牌号
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String vehicleNo = Jtt809Util.readGBKString(byteBuf, 21);
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//车牌颜色
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byte vehicleColor = byteBuf.readByte();
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//子业务类型标识
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int dataType = byteBuf.readUnsignedShort();
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//后续数据长度
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int dataLength = byteBuf.readInt();
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//子业务数据包
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byte[] data = new byte[byteBuf.readableBytes()];
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byteBuf.readBytes(data);
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RealVideoMsg realVideoMsg = new RealVideoMsg();
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realVideoMsg.setVehicleNo(vehicleNo);
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realVideoMsg.setVehicleColor(vehicleColor);
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realVideoMsg.setDataType(dataType);
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realVideoMsg.setDataLength(dataLength);
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realVideoMsg.setData(data);
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return realVideoMsg;
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}
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/**
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* 实时音视频请求应答
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*
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* @param ctx
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* @param gnsscenterId
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* @param realVideoMsg
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*/
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public void up_realvideo_msg_startup_ack(ChannelHandlerContext ctx, Integer gnsscenterId, RealVideoMsg realVideoMsg) {
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}
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}
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