增加无人机在线离线事件监听 增加飞行轨迹业务处理

liusuyi

2025-12-19 e0a6ad18bb69cdba48064327a439efca5673dcf1

 ard-work/src/main/java/com/ard/work/service/impl/ArdDroneInfoServiceImpl.java

@@ -11,6 +11,7 @@
import com.ard.work.domain.dto.BoxSettingsDTO;
import com.ard.work.domain.entity.ArdDroneInfo;
import com.ard.work.domain.entity.ArdServerInfo;
import com.ard.work.domain.event.DeviceStatusEvent;
import com.ard.work.domain.receiver.BoxInfoReceiver;
import com.ard.work.domain.receiver.BoxStreamUrlReceiver;
import com.ard.work.mapper.ArdDroneInfoMapper;
@@ -19,6 +20,7 @@
import com.ard.work.service.ITyService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationEventPublisher;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Service;

@@ -51,6 +53,10 @@

    @Autowired
    private IArdServerInfoService ardServerInfoService;

    // 自动注入 ApplicationEventPublisher
    @Autowired
    private ApplicationEventPublisher eventPublisher;

    /**
     * 查询无人机盒子
@@ -282,44 +288,63 @@
    /**
     * 同步盒子属性
     */
    @Scheduled(fixedRate = 1000 * 5)
    @Scheduled(fixedRate = 5000)
    public void syncBoxInfo() {
        ArdServerInfo ardServerInfo = new ArdServerInfo();
        ardServerInfo.setUseDataScope(false);
        List<ArdServerInfo> servers = ardServerInfoService.selectArdServerInfoList(ardServerInfo);

        for (ArdServerInfo server : servers) {
            ArdDroneInfo droneInfo = new ArdDroneInfo();
            droneInfo.setServerId(server.getId());
            droneInfo.setUseDataScope(false);
            List<ArdDroneInfo> localList = selectArdDroneList(droneInfo);
            Map<String, ArdDroneInfo> localMap = localList.stream()
                    .collect(Collectors.toMap(ArdDroneInfo::getBoxSn, drone -> drone));
            Map<String, ArdDroneInfo> localMap = localList.stream().collect(Collectors.toMap(ArdDroneInfo::getBoxSn,
                    d -> d));
            List<BoxInfoReceiver> boxList = tyService.getBoxList(server.getId());
            if (boxList == null) {
                updateArdDrone(ArdDroneInfo.builder().serverId(server.getId()).onLine(0).build());
            // server 没有返回设备列表 → 全部离线
            if (boxList == null || boxList.isEmpty()) {
                for (ArdDroneInfo local : localList) {
                    if (local.getOnLine() != 0) { // 仅当状态变化才更新
                        local.setOnLine(0);
                        ArdDroneInfoMapper.updateArdDrone(local);
                        eventPublisher.publishEvent(new DeviceStatusEvent(local.getBoxSn(), false));
                        redisCache.deleteObject(CacheConstants.UAV_ONLINE_KEY + local.getBoxSn());
                    }
                }
                continue;
            }
            // server 返回设备列表 →  通过缓存判断状态
            for (BoxInfoReceiver remote : boxList) {
                String boxSn = remote.getBoxSn();
                String redisKey = CacheConstants.UAV_ONLINE_KEY + boxSn;
                boolean currentOnline = remote.getOnLine() == 1;

                // 只处理在线的 Redis
                if (remote.getOnLine() == 1) {
                    redisCache.setCacheObject(redisKey, remote, 30, TimeUnit.SECONDS);
                } else {
                    redisCache.deleteObject(redisKey);
                }
                // 获取上次状态
                boolean lastOnline = redisCache.getCacheObject(redisKey) != null;

                // 数据库同步
                ArdDroneInfo local = localMap.get(boxSn);
                if (local == null) continue;

                if (updateChangedAttributes(local, remote)) {
                    updateArdDrone(local); // 只有真的有变化才更新数据库
                // 如果状态变化才更新
                if (lastOnline != currentOnline) {
                    // 更新 Redis
                    if (currentOnline) {
                        redisCache.setCacheObject(redisKey, remote);
                    } else {
                        redisCache.deleteObject(redisKey);
                    }
                    // 发布事件
                    eventPublisher.publishEvent(new DeviceStatusEvent(boxSn, currentOnline));
                    // 更新数据库
                    ArdDroneInfo local = localMap.get(boxSn);
                    if (local != null) {
                        local.setOnLine(currentOnline ? 1 : 0);
                        updateArdDrone(local);
                    }
                }
            }
        }
    }


    /**
     * 更新 localBoxInfo 的字段，如果有变化返回 true，否则返回 false
     */
@@ -347,4 +372,5 @@

        return changed;
    }

}