修改app从融云获取用户在线状态（有状态变化再更新数据库）

‘liusuyi’

2023-08-24 a6c3b8e6eb7a0d48649cfa93487532e62c353d37

 ard-work/src/main/java/com/ruoyi/alarm/global/service/impl/GlobalAlarmServiceImpl.java

@@ -45,9 +45,11 @@
import lombok.extern.slf4j.Slf4j;
import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.text.SimpleDateFormat;
import java.util.*;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.stream.Collectors;

@@ -500,6 +502,7 @@
                    //region 处理通用光电报警
                    ArdAlarmCamera ardAlarmCamera = JSONObject.parseObject(message, ArdAlarmCamera.class);
                    ardAlarmCamera.setId(IdUtils.simpleUUID());
                    ardAlarmCamera.setCreateTime(new Date());
                    int aac = ardAlarmCameraMapper.insertArdAlarmCamera(ardAlarmCamera);
                    if (aac > 0) {
                        log.debug("camera入库成功：" + ardAlarmCamera);
@@ -508,8 +511,6 @@
                    break;
                case "radar":
                    //region 处理雷达报警
                    // 开始时间
                    long stime = System.currentTimeMillis();
                    RadarAlarmData radarAlarmData = JSONObject.parseObject(message, RadarAlarmData.class);
                    List<ArdAlarmRadar> ardAlarmRadars = radarAlarmData.getArdAlarmRadars();
                    for (ArdAlarmRadar ardAlarmRadar : ardAlarmRadars) {
@@ -520,10 +521,9 @@
                        ardAlarmRadar.setName(ardAlarmRadar.getName() + "(" + radarAlarmData.getRadarName() + ")");//报警点名称
                        ardAlarmRadar.setCreateTime(new Date());//接收时间

                        String alarmType = "";
                        switch (ardAlarmRadar.getAlarmType()) {
                            case "运动目标检测":
                                alarmType = "sys_radar_move";
                                String alarmType = "sys_radar_move";
                                break;
                            case "热源检测":
                                alarmType = "sys_radar_fire";
@@ -537,11 +537,21 @@
                                }
                                break;
                        }
                        //入库
                        ardAlarmRadarMapper.insertArdAlarmRadar(ardAlarmRadar);

                    }
                    //按兴趣点去重,然后按引导逻辑进行引导入队
                    ardAlarmRadars = ardAlarmRadars.stream()
                    .collect(Collectors.collectingAndThen(Collectors.toCollection(() -> new java.util.TreeSet<>(java.util.Comparator.comparing(ArdAlarmRadar::getName))), ArrayList::new));
                    for(ArdAlarmRadar ardAlarmRadar : ardAlarmRadars)
                    {
                        //遍历报警数据进行引导
                        if (StringUtils.isNull(ardAlarmRadar.getLongitude()) || StringUtils.isNull(ardAlarmRadar.getLatitude())) {
                            //坐标为空不引导
                            continue;
                        }
                        double[] coordinate = new double[]{ardAlarmRadar.getLongitude(), ardAlarmRadar.getLatitude()};//报警坐标

                        //从redis中取出当前报警点的5分钟内是否有引导
                        ArdAlarmRadar AlarmRadar = redisCache.getCacheObject("global_alarm:" + ardAlarmRadar.getName());//从redis中取出最新引导的报警数据
                        if (AlarmRadar == null) {
@@ -551,7 +561,7 @@
                            redisCache.setCacheObject("global_alarm:" + ardAlarmRadar.getName(), ardAlarmRadar, 5, TimeUnit.MINUTES);//引导数据写入redis
                            unGuideCountMap.put(ardAlarmRadar.getName(), 0);
                            //引导入队
                            radarGuide(radarAlarmData.getRadarId(), alarmpointName, alarmType, ardAlarmRadar.getCreateTime(), coordinate);
                            radarGuide(radarAlarmData.getRadarId(), ardAlarmRadar.getName(), ardAlarmRadar.getAlarmType(), ardAlarmRadar.getCreateTime(), coordinate);

                        } else {
                            //5分钟内redis中有数据，说明5分钟内有引导数据,获取当前报警点的未引导次数
@@ -564,7 +574,7 @@
                                    redisCache.setCacheObject("global_alarm:" + ardAlarmRadar.getName(), ardAlarmRadar, 5, TimeUnit.MINUTES);
                                    count = 0;
                                    //引导入队
                                    radarGuide(radarAlarmData.getRadarId(), alarmpointName, alarmType, ardAlarmRadar.getCreateTime(), coordinate);
                                    radarGuide(radarAlarmData.getRadarId(), ardAlarmRadar.getName(), ardAlarmRadar.getAlarmType(), ardAlarmRadar.getCreateTime(), coordinate);
                                } else {
                                    ardAlarmRadar.setGuideFlag(0);
                                    count++;
@@ -574,15 +584,10 @@
                                count = 0;
                            }
                            unGuideCountMap.put(ardAlarmRadar.getName(), count);
                            //更新
                            ardAlarmRadarMapper.updateArdAlarmRadar(ardAlarmRadar);
                        }
                        //入库
                        ardAlarmRadarMapper.insertArdAlarmRadar(ardAlarmRadar);
                        // 结束时间
                        long etime = System.currentTimeMillis();
                        // 计算执行时间
                        log.debug("雷达报警处理时长：" + (etime - stime) + "毫秒");
                    }

                    //endregion
                    break;
                case "external":
@@ -675,7 +680,6 @@
                log.info("相机:" + cameraId + "未开启报警引导功能");
                return;
            }

            SimpleDateFormat fmt = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
            GuideTask guideTask = new GuideTask();
            //相机ID
@@ -692,8 +696,7 @@
            guideTask.setReceiveTime(fmt.format(receiveTime));
            //报警优先级(通过优先级字典)
            String priority = DictUtils.getDictValue("cameras_priority", alarmType);
            if(StringUtils.isEmpty(priority))
            {
            if (StringUtils.isEmpty(priority)) {
                log.debug("未匹配到优先级,请检查优先级字典配置");
                return;
            }
@@ -734,35 +737,45 @@
     */
    private String getNearbyCamera(double[] targetPosition) {
        String minDistanceCameraId = "";
        //获取所有大光电
        List<ArdCameras> ardCamerasList = ardCamerasMapper.selectArdCamerasList(new ArdCameras("1"));
        //统计所有大光电可视范围内与报警点的距离
        Map<String, Double> distanceMap = new HashMap<>();
        Map<String, Integer> guideMap = new HashMap<>();
        for (ArdCameras camera : ardCamerasList) {
            double[] camPosition = new double[]{camera.getLongitude(), camera.getLatitude()};
            double distance = GisTool.getDistance(targetPosition, camPosition);
            if (distance != 0.0 && distance <= camera.getCamMaxVisibleDistance()) {
                distanceMap.put(camera.getId(), distance);
                if (StringUtils.isNull(camera.getCamAlarmGuideEnable())) {
                    camera.setCamAlarmGuideEnable(0);
        try {
            //获取所有大光电
            List<ArdCameras> ardCamerasList = ardCamerasMapper.selectArdCamerasList(new ArdCameras("1"));
            //统计所有大光电可视范围内与报警点的距离
            Map<String, Double> distanceMap = new HashMap<>();
            Map<String, Integer> guideMap = new HashMap<>();
            for (ArdCameras camera : ardCamerasList) {
                if (camera.getCamMaxVisibleDistance() == null) {
                    continue;
                }
                guideMap.put(camera.getId(), camera.getCamAlarmGuideEnable());
                double[] camPosition = new double[]{camera.getLongitude(), camera.getLatitude()};
                double distance = GisTool.getDistance(targetPosition, camPosition);
                if (distance != 0.0 && distance <= camera.getCamMaxVisibleDistance()) {
                    distanceMap.put(camera.getId(), distance);
                    if (StringUtils.isNull(camera.getCamAlarmGuideEnable())) {
                        camera.setCamAlarmGuideEnable(0);
                    }
                    guideMap.put(camera.getId(), camera.getCamAlarmGuideEnable());
                }
            }
            if (distanceMap.size() > 0) {
                log.debug("尝试查找最近光电");
                //获取距离字典中最近的一个相机ID
                minDistanceCameraId = ArdTool.getKeyByMinValue(distanceMap);
                log.debug("查找到最近光电:" + minDistanceCameraId);
                if (guideMap.get(minDistanceCameraId).equals(0)) {
                    log.debug("该光电未开启报警引导");
                    return " ";
                }
            }
        }
        if (distanceMap.size() > 0) {
            log.debug("尝试查找最近光电");
            //获取距离字典中最近的一个相机ID
            minDistanceCameraId = ArdTool.getKeyByMinValue(distanceMap);
            log.debug("查找到最近光电:" + minDistanceCameraId);
            if (guideMap.get(minDistanceCameraId).equals(0)) {
                log.debug("该光电未开启报警引导");
                return " ";
            }
        catch (Exception ex)
        {
            log.error("获取附近开启报警引导功能光电异常:"+ex.getMessage());
        }
        return minDistanceCameraId;
    }


    /**
     * 雷达引导入队
     */