优化

liusuyi

2025-12-22 8c94d8fb9b374cec4626ec01440fa077e62fa67e

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

@@ -320,11 +320,12 @@
                String redisKey = CacheConstants.UAV_ONLINE_KEY + boxSn;
                boolean currentOnline = remote.getOnLine() == 1;

                // 获取上次状态
                boolean lastOnline = redisCache.getCacheObject(redisKey) != null;
                ArdDroneInfo local = localMap.get(boxSn);
                boolean dbOnline = local != null && local.getOnLine() == 1;
                boolean needUpdate = (dbOnline != currentOnline);

                // 如果状态变化才更新
                if (lastOnline != currentOnline) {
                if (needUpdate){
                    // 更新 Redis
                    if (currentOnline) {
                        redisCache.setCacheObject(redisKey, remote);
@@ -334,7 +335,6 @@
                    // 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);