Merge remote-tracking branch 'origin/dev' into cjl

cjl

2023-07-13 bfae0be9c3980b6ec09f86bcb543bb8960927e14

 screen-manage/src/main/java/com/moral/api/service/impl/SensorServiceImpl.java

@@ -3,15 +3,21 @@
import com.alibaba.fastjson.JSON;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.moral.api.entity.ManageRole;
import com.moral.api.entity.Sensor;
import com.moral.api.entity.*;
import com.moral.api.mapper.OrganizationUnitAlarmMapper;
import com.moral.api.mapper.SensorMapper;
import com.moral.api.mapper.SysDictDataMapper;
import com.moral.api.mapper.VersionSensorUnitMapper;
import com.moral.api.service.SensorService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.moral.api.util.CacheUtils;
import com.moral.api.util.LogUtils;
import com.moral.constant.Constants;
import com.moral.constant.RedisConstants;
import com.moral.constant.ResponseCodeEnum;
import com.moral.util.TokenUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.ObjectUtils;
@@ -27,7 +33,7 @@

/**
 * <p>
 *  服务实现类
 * 服务实现类
 * </p>
 *
 * @author moral
@@ -40,164 +46,357 @@
    @Autowired(required = false)
    private SensorMapper sensorMapper;

    @Autowired(required = false)
    private VersionSensorUnitMapper versionSensorUnitMapper;

    @Autowired(required = false)
    private SysDictDataMapper sysDictDataMapper;

    @Autowired(required = false)
    private OrganizationUnitAlarmMapper organizationUnitAlarmMapper;


    @Autowired
    LogUtils logUtils;
    RedisTemplate redisTemplate;

    @Override
    @Transactional
    public Map<String, Object> insertOne(Sensor sensor) {
        Map<String,Object> resultMap = new HashMap<>();
        if (sensor.getName()==null || sensor.getCode()==null){
            resultMap.put("code",ResponseCodeEnum.PARAMETERS_IS_MISSING.getCode());
            resultMap.put("msg",ResponseCodeEnum.PARAMETERS_IS_MISSING.getMsg());
        Map<String, Object> resultMap = new HashMap<>();
        if (sensor.getName() == null || sensor.getCode() == null) {
            resultMap.put("code", ResponseCodeEnum.PARAMETERS_IS_MISSING.getCode());
            resultMap.put("msg", ResponseCodeEnum.PARAMETERS_IS_MISSING.getMsg());
            return resultMap;
        }
        QueryWrapper<Sensor> wrapper_name = new QueryWrapper<>();
        wrapper_name.eq("name",sensor.getName());
        wrapper_name.eq("is_delete","0");
        if (sensorMapper.selectCount(wrapper_name)!=0){
            resultMap.put("code",ResponseCodeEnum.SENSOR_IS_EXIST.getCode());
            resultMap.put("msg",ResponseCodeEnum.SENSOR_IS_EXIST.getMsg());
        wrapper_name.eq("name", sensor.getName());
        wrapper_name.eq("is_delete", "0");
        if (sensorMapper.selectCount(wrapper_name) != 0) {
            resultMap.put("code", ResponseCodeEnum.SENSOR_IS_EXIST.getCode());
            resultMap.put("msg", ResponseCodeEnum.SENSOR_IS_EXIST.getMsg());
            return resultMap;
        }
        QueryWrapper<Sensor> wrapper_code = new QueryWrapper<>();
        wrapper_code.eq("code",sensor.getCode());
        wrapper_code.eq("is_delete","0");
        if (sensorMapper.selectCount(wrapper_code)!=0){
            resultMap.put("code",ResponseCodeEnum.SENSOR_KEY_IS_USED.getCode());
            resultMap.put("msg",ResponseCodeEnum.SENSOR_KEY_IS_USED.getMsg());
        wrapper_code.eq("code", sensor.getCode());
        wrapper_code.eq("is_delete", "0");
        if (sensorMapper.selectCount(wrapper_code) != 0) {
            resultMap.put("code", ResponseCodeEnum.SENSOR_KEY_IS_USED.getCode());
            resultMap.put("msg", ResponseCodeEnum.SENSOR_KEY_IS_USED.getMsg());
            return resultMap;
        }
        sensorMapper.insertOne(sensor);
        //操作插入日志
        HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
        String content = "添加因子:"+sensor.getName()+";";
        logUtils.saveOperationForManage(request,content,Constants.INSERT_OPERATE_TYPE);
        resultMap.put("code",ResponseCodeEnum.SUCCESS.getCode());
        resultMap.put("msg",ResponseCodeEnum.SUCCESS.getMsg());
        String content = "添加因子:" + sensor.getName() + ";";
        LogUtils.saveOperationForManage(request, content, Constants.INSERT_OPERATE_TYPE);
        resultMap.put("code", ResponseCodeEnum.SUCCESS.getCode());
        resultMap.put("msg", ResponseCodeEnum.SUCCESS.getMsg());
        //刷新缓存
        refreshCache();
        return resultMap;
    }

    @Override
    @Transactional
    public Map<String, Object> updateSensor(Map<String,Object> updateSensorMap) {
        Map<String,Object> resultMap = new HashMap<>();
        if(ObjectUtils.isEmpty(updateSensorMap.get("id"))){
            resultMap.put("code",ResponseCodeEnum.PARAMETERS_IS_MISSING.getCode());
            resultMap.put("msg",ResponseCodeEnum.PARAMETERS_IS_MISSING.getMsg());
    public Map<String, Object> updateSensor(Map<String, Object> updateSensorMap) {
        Map<String, Object> resultMap = new HashMap<>();
        if (ObjectUtils.isEmpty(updateSensorMap.get("id"))) {
            resultMap.put("code", ResponseCodeEnum.PARAMETERS_IS_MISSING.getCode());
            resultMap.put("msg", ResponseCodeEnum.PARAMETERS_IS_MISSING.getMsg());
            return resultMap;
        }
        if (updateSensorMap.containsKey("name")){
            if (updateSensorMap.get("name")==null||updateSensorMap.get("name")==""){
                resultMap.put("code",ResponseCodeEnum.PARAMETERS_IS_MISSING.getCode());
                resultMap.put("msg",ResponseCodeEnum.PARAMETERS_IS_MISSING.getMsg());
                return resultMap;
            }
        if (updateSensorMap.get("name") == "") {
            resultMap.put("code", ResponseCodeEnum.PARAMETERS_IS_MISSING.getCode());
            resultMap.put("msg", ResponseCodeEnum.PARAMETERS_IS_MISSING.getMsg());
            return resultMap;
        }
        if (updateSensorMap.containsKey("code")){
            if(ObjectUtils.isEmpty(updateSensorMap.get("code"))){
                resultMap.put("code",ResponseCodeEnum.PARAMETERS_IS_MISSING.getCode());
                resultMap.put("msg",ResponseCodeEnum.PARAMETERS_IS_MISSING.getMsg());
                return resultMap;
            }
        if (updateSensorMap.get("code") == "") {
            resultMap.put("code", ResponseCodeEnum.PARAMETERS_IS_MISSING.getCode());
            resultMap.put("msg", ResponseCodeEnum.PARAMETERS_IS_MISSING.getMsg());
            return resultMap;
        }
        Sensor oldSensor = sensorMapper.getSensorById(Integer.parseInt(updateSensorMap.get("id").toString()));
        if (ObjectUtils.isEmpty(oldSensor)){
            resultMap.put("code",ResponseCodeEnum.SENSOR_IS_NOT_EXIST.getCode());
            resultMap.put("msg",ResponseCodeEnum.SENSOR_IS_NOT_EXIST.getMsg());
        if (ObjectUtils.isEmpty(oldSensor)) {
            resultMap.put("code", ResponseCodeEnum.SENSOR_IS_NOT_EXIST.getCode());
            resultMap.put("msg", ResponseCodeEnum.SENSOR_IS_NOT_EXIST.getMsg());
            return resultMap;
        }
        QueryWrapper<Sensor> wrapper_code = new QueryWrapper<>();
        wrapper_code.eq("code",updateSensorMap.get("code"));
        wrapper_code.eq("is_delete","0");
        wrapper_code.eq("code", updateSensorMap.get("code"));
        wrapper_code.eq("is_delete", "0");
        List<Sensor> sensorList = sensorMapper.selectList(wrapper_code);
        System.out.println(sensorList.get(0));
        if (sensorList.size()!=0&&!sensorList.get(0).getId().toString().equals(updateSensorMap.get("id").toString())){
            resultMap.put("code",ResponseCodeEnum.SENSOR_KEY_IS_USED.getCode());
            resultMap.put("msg",ResponseCodeEnum.SENSOR_KEY_IS_USED.getMsg());
        if (sensorList.size() != 0 && !sensorList.get(0).getId().toString().equals(updateSensorMap.get("id").toString())) {
            resultMap.put("code", ResponseCodeEnum.SENSOR_KEY_IS_USED.getCode());
            resultMap.put("msg", ResponseCodeEnum.SENSOR_KEY_IS_USED.getMsg());
            return resultMap;
        }
        sensorMapper.updateSensor(updateSensorMap);
        if (!ObjectUtils.isEmpty(updateSensorMap.get("code")) && !oldSensor.getCode().equals(updateSensorMap.get("code"))) {
            QueryWrapper<OrganizationUnitAlarm> wrapper_OUA = new QueryWrapper<>();
            wrapper_OUA.eq("is_delete", Constants.NOT_DELETE);
            wrapper_OUA.eq("sensor_code", oldSensor.getCode());
            OrganizationUnitAlarm organizationUnitAlarm = new OrganizationUnitAlarm();
            organizationUnitAlarm.setSensorCode(updateSensorMap.get("code").toString());
            organizationUnitAlarmMapper.update(organizationUnitAlarm, wrapper_OUA);
        }
        //刷新deviceInfo缓存
        CacheUtils.refreshDeviceAlarmInfo();
        CacheUtils.refreshSpecialDeviceAlarmInfo();
        HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
        String content = "修改因子:"+oldSensor.getName()+";";
        for (Object key:updateSensorMap.keySet()) {
            if (key.toString().equals("name")){
                content = content+"角色名:"+oldSensor.getName()+"->"+updateSensorMap.get(key)+";";
        String content = "修改因子:" + oldSensor.getName() + ";";
        for (Object key : updateSensorMap.keySet()) {
            if (key.toString().equals("name") && updateSensorMap.get(key) != null) {
                content = content + "因子名:" + oldSensor.getName() + "->" + updateSensorMap.get(key) + ";";
            }
            if (key.toString().equals("code")){
                content = content+"编号:"+oldSensor.getCode()+"->"+updateSensorMap.get(key)+";";
            if (key.toString().equals("code") && updateSensorMap.get(key) != null) {
                /*QueryWrapper<VersionSensorUnit> wrapper_Version = new QueryWrapper<>();
                wrapper_Version.eq("sensor_code",oldSensor.getCode());
                wrapper_Version.eq("is_delete","0");
                VersionSensorUnit versionSensorUnit = new VersionSensorUnit();
                versionSensorUnit.setSensorCode(updateSensorMap.get(key).toString());
                versionSensorUnitMapper.update(versionSensorUnit,wrapper_Version);*/
                content = content + "编号:" + oldSensor.getCode() + "->" + updateSensorMap.get(key) + ";";
            }
            if (key.toString().equals("desc")){
                content = content+"备注:"+oldSensor.getDesc()+"->"+updateSensorMap.get(key)+";";
            if (key.toString().equals("desc") && updateSensorMap.get(key) != null) {
                content = content + "备注:" + oldSensor.getDesc() + "->" + updateSensorMap.get(key) + ";";
            }
            if (key.toString().equals("upper") && updateSensorMap.get(key) != null) {
                content = content + "上限:" + oldSensor.getDesc() + "->" + updateSensorMap.get(key) + ";";
            }
            if (key.toString().equals("lower") && updateSensorMap.get(key) != null) {
                content = content + "下限:" + oldSensor.getDesc() + "->" + updateSensorMap.get(key) + ";";
            }
            if (key.toString().equals("default_unit_key") && updateSensorMap.get(key) != null) {
                content = content + "默认单位:" + oldSensor.getDesc() + "->" + updateSensorMap.get(key) + ";";
            }
        }
        logUtils.saveOperationForManage(request,content,Constants.UPDATE_OPERATE_TYPE);
        resultMap.put("code",ResponseCodeEnum.SUCCESS.getCode());
        resultMap.put("msg",ResponseCodeEnum.SUCCESS.getMsg());
        LogUtils.saveOperationForManage(request, content, Constants.UPDATE_OPERATE_TYPE);
        resultMap.put("code", ResponseCodeEnum.SUCCESS.getCode());
        resultMap.put("msg", ResponseCodeEnum.SUCCESS.getMsg());
        //刷新缓存
        refreshCache();
        return resultMap;
    }

    @Override
    public Map<String,Object> getAllSensor(Map map) {
        Map<String,Object> resultMap = new HashMap<>();
    public Map<String, Object> getAllSensor(Map map) {
        Map<String, Object> resultMap = new HashMap<>();
        int current = Integer.parseInt(map.get("current").toString());
        int size = Integer.parseInt(map.get("size").toString());
        Page<Sensor> page = new Page(current,size);
        Page<Sensor> page = new Page(current, size);
        QueryWrapper<Sensor> wrapper = new QueryWrapper();
        wrapper.eq("is_delete",0);
        String orderType = map.get("orderType").toString();
        if (orderType.equals(Constants.ORDER_ASC)){
            wrapper.orderByAsc("create_time");
        }else {
            wrapper.orderByDesc("create_time");
        wrapper.eq("is_delete", 0);
        int totleNum = sensorMapper.selectCount(wrapper);
        if (!ObjectUtils.isEmpty(map.get("orderType"))) {
            String orderType = map.get("orderType").toString();
            if (orderType.equals(Constants.ORDER_DESC)) {
                wrapper.orderByDesc("update_time");
            } else {
                wrapper.orderByAsc("update_time");
            }
        }
        Page resultPage = sensorMapper.selectPage(page,wrapper);
        Page resultPage = sensorMapper.selectPage(page, wrapper);
        List<Sensor> sensors = resultPage.getRecords();
        SimpleDateFormat SDF = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        List<Map<String,Object>> sensorList = new ArrayList<>();
        for (Sensor sensor:sensors) {
            Map sensorMap = JSON.parseObject(JSON.toJSONString(sensor),Map.class);
        List<Map<String, Object>> sensorList = new ArrayList<>();
        for (Sensor sensor : sensors) {
            Map sensorMap = JSON.parseObject(JSON.toJSONString(sensor), Map.class);
            String createTime = SDF.format(sensor.getCreateTime());
            String updateTime = SDF.format(sensor.getUpdateTime());
            sensorMap.put("createTime",createTime);
            sensorMap.put("updateTime",updateTime);
            sensorMap.put("key",sensor.getId());
            sensorMap.put("createTime", createTime);
            sensorMap.put("updateTime", updateTime);
            sensorMap.put("key", sensor.getId());
            if (sensor.getDefaultUnitKey() != null && sensor.getDefaultUnitKey() != "") {
                QueryWrapper<SysDictData> wrapper_VSU = new QueryWrapper();
                wrapper_VSU.eq("is_delete", 0);
                wrapper_VSU.eq("dataKey", sensor.getDefaultUnitKey());
                wrapper_VSU.eq("dict_type_id", 14);
                if (!ObjectUtils.isEmpty(sysDictDataMapper.selectOne(wrapper_VSU)) && !ObjectUtils.isEmpty(sysDictDataMapper.selectOne(wrapper_VSU).getDataValue())) {
                    sensorMap.put("default_unit_key", sysDictDataMapper.selectOne(wrapper_VSU).getDataValue());
                }
            }
            sensorList.add(sensorMap);
        }
        resultMap.put("manageRoles",sensorList);
        int totalNumber = sensors.size();
        resultMap.put("totalNumber",totalNumber);
        resultMap.put("current",current);
        int totalPageNumber = totalNumber/size;
        if(totalNumber%size != 0){
        resultMap.put("sensors", sensorList);
        resultMap.put("totalNumber", totleNum);
        resultMap.put("current", current);
        int totalPageNumber = totleNum / size;
        if (totleNum % size != 0) {
            totalPageNumber += 1;
        }
        resultMap.put("totalPageNumber",totalPageNumber);
        resultMap.put("totalPageNumber", totalPageNumber);
        return resultMap;
    }

    @Override
    public Map<String, Object> getAllSensorWithoutPage() {
        Map<String, Object> resultMap = new HashMap<>();
        QueryWrapper<Sensor> wrapper = new QueryWrapper();
        wrapper.eq("is_delete", 0);
        List<Sensor> sensors = sensorMapper.selectList(wrapper);
        SimpleDateFormat SDF = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        List<Map<String, Object>> sensorList = new ArrayList<>();
        for (Sensor sensor : sensors) {
            Map sensorMap = JSON.parseObject(JSON.toJSONString(sensor), Map.class);
            String createTime = SDF.format(sensor.getCreateTime());
            String updateTime = SDF.format(sensor.getUpdateTime());
            sensorMap.put("createTime", createTime);
            sensorMap.put("updateTime", updateTime);
            sensorMap.put("key", sensor.getId());
            if (sensor.getDefaultUnitKey() != null && sensor.getDefaultUnitKey() != "") {
                QueryWrapper<SysDictData> wrapper_VSU = new QueryWrapper();
                wrapper_VSU.eq("is_delete", 0);
                wrapper_VSU.eq("dataKey", sensor.getDefaultUnitKey());
                wrapper_VSU.eq("dict_type_id", 14);
                if (!ObjectUtils.isEmpty(sysDictDataMapper.selectOne(wrapper_VSU)) && !ObjectUtils.isEmpty(sysDictDataMapper.selectOne(wrapper_VSU).getDataValue())) {
                    sensorMap.put("default_unit_key", sysDictDataMapper.selectOne(wrapper_VSU).getDataValue());
                }
            }
            sensorList.add(sensorMap);
        }
        resultMap.put("sensors", sensorList);
        return resultMap;
    }

    @Override
    @Transactional
    public Map<String, Object> deleteSensor(Map map) {
        Map<String,Object> resultMap = new HashMap<>();
        Map<String, Object> resultMap = new HashMap<>();
        QueryWrapper<Sensor> wrapper = new QueryWrapper<>();
        wrapper.eq("id",map.get("id"));
        wrapper.eq("is_delete","0");
        wrapper.eq("id", map.get("id"));
        wrapper.eq("is_delete", "0");
        Sensor sensor = sensorMapper.selectOne(wrapper);
        if(ObjectUtils.isEmpty(sensor)){
            resultMap.put("code",ResponseCodeEnum.SENSOR_IS_NOT_EXIST.getCode());
            resultMap.put("msg",ResponseCodeEnum.SENSOR_IS_NOT_EXIST.getMsg());
        if (ObjectUtils.isEmpty(sensor)) {
            resultMap.put("code", ResponseCodeEnum.SENSOR_IS_NOT_EXIST.getCode());
            resultMap.put("msg", ResponseCodeEnum.SENSOR_IS_NOT_EXIST.getMsg());
            return resultMap;
        }
        Sensor deleteSensor = new Sensor();
        deleteSensor.setIsDelete("1");
        sensorMapper.update(deleteSensor,wrapper);
        deleteSensor.setIsDelete(Constants.DELETE);
        sensorMapper.update(deleteSensor, wrapper);
        QueryWrapper<VersionSensorUnit> wrapper_Version = new QueryWrapper<>();
        wrapper_Version.eq("sensor_code", sensor.getCode());
        wrapper_Version.eq("is_delete", "0");
        VersionSensorUnit versionSensorUnit = new VersionSensorUnit();
        versionSensorUnit.setIsDelete(Constants.DELETE);
        versionSensorUnitMapper.update(versionSensorUnit, wrapper_Version);
        if (!ObjectUtils.isEmpty(sensor.getCode()) && !sensor.getCode().equals("")) {
            QueryWrapper<OrganizationUnitAlarm> wrapper_OUA = new QueryWrapper<>();
            wrapper_OUA.eq("is_delete", Constants.NOT_DELETE);
            wrapper_OUA.eq("sensor_code", sensor.getCode());
            OrganizationUnitAlarm organizationUnitAlarm = new OrganizationUnitAlarm();
            organizationUnitAlarm.setIsDelete(Constants.DELETE);
            organizationUnitAlarmMapper.update(organizationUnitAlarm, wrapper_OUA);
        }
        //操作插入日志
        HttpServletRequest request = ((ServletRequestAttributes) RequestContextHolder.getRequestAttributes()).getRequest();
        String content = "删除因子:"+sensor.getName()+";";
        logUtils.saveOperationForManage(request,content,Constants.DELETE_OPERATE_TYPE);
        resultMap.put("code",ResponseCodeEnum.SUCCESS.getCode());
        resultMap.put("msg",ResponseCodeEnum.SUCCESS.getMsg());
        String content = "删除因子:" + sensor.getName() + ";";
        LogUtils.saveOperationForManage(request, content, Constants.DELETE_OPERATE_TYPE);
        resultMap.put("code", ResponseCodeEnum.SUCCESS.getCode());
        resultMap.put("msg", ResponseCodeEnum.SUCCESS.getMsg());
        //刷新缓存
        refreshCache();
        //注销token
        TokenUtils.destoryToken(Integer.parseInt(map.get("id").toString()));
        return resultMap;
    }

    @Override
    public Map<String, Object> getSensorByFuzzy(Map map) {
        Map<String, Object> resultMap = new HashMap<>();
        int current = Integer.parseInt(map.get("current").toString());
        int size = Integer.parseInt(map.get("size").toString());
        Page<Sensor> page = new Page(current, size);
        QueryWrapper<Sensor> wrapper = new QueryWrapper();
        wrapper.eq("is_delete", Constants.NOT_DELETE);
        wrapper.like("name", map.get("key")).or().like("code", map.get("key"));
        int totleNum = sensorMapper.selectCount(wrapper);
        String orderType = map.get("orderType").toString();
        if (orderType.equals(Constants.ORDER_ASC)) {
            wrapper.orderByAsc("update_time");
        } else {
            wrapper.orderByDesc("update_time");
        }
        Page resultPage = sensorMapper.selectPage(page, wrapper);
        List<Sensor> sensors = resultPage.getRecords();
        SimpleDateFormat SDF = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        List<Map<String, Object>> sensorList = new ArrayList<>();
        for (Sensor sensor : sensors) {
            Map sensorMap = JSON.parseObject(JSON.toJSONString(sensor), Map.class);
            String createTime = SDF.format(sensor.getCreateTime());
            String updateTime = SDF.format(sensor.getUpdateTime());
            sensorMap.put("createTime", createTime);
            sensorMap.put("updateTime", updateTime);
            sensorMap.put("key", sensor.getId());
            if (sensor.getDefaultUnitKey() != null && !sensor.getDefaultUnitKey().equals("")) {
                QueryWrapper<SysDictData> wrapper_VSU = new QueryWrapper();
                wrapper_VSU.eq("is_delete", 0);
                wrapper_VSU.eq("dataKey", sensor.getDefaultUnitKey());
                wrapper_VSU.eq("dict_type_id", 14);
                sensorMap.put("default_unit_key", sysDictDataMapper.selectOne(wrapper_VSU).getDataValue());
            }
            sensorList.add(sensorMap);
        }
        resultMap.put("sensors", sensorList);
        resultMap.put("totalNumber", totleNum);
        resultMap.put("current", current);
        int totalPageNumber = totleNum / size;
        if (totleNum % size != 0) {
            totalPageNumber += 1;
        }
        resultMap.put("totalPageNumber", totalPageNumber);
        return resultMap;
    }

    @Override
    public Map<String, Sensor> getAllSensorFromCache() {
        Map<String, Sensor> sensors = redisTemplate.opsForHash().entries(RedisConstants.SENSOR_KEY);
        if (ObjectUtils.isEmpty(sensors))
            sensors = getAllSensorFromDB();
        //刷新缓存
        refreshCache(sensors);
        return sensors;
    }

    @Override
    public Sensor getSensorByCode(String code) {
        if (code == null)
            return null;
        //从缓存中读取
        Sensor sensor = (Sensor) redisTemplate.opsForHash().get(RedisConstants.SENSOR_KEY, code);
        //如果缓存为空则从数据库读取
        if (sensor == null) {
            QueryWrapper<Sensor> wrapper = new QueryWrapper<>();
            sensor = new Sensor();
            sensor.setCode(code);
            sensor.setIsDelete(Constants.NOT_DELETE);
            wrapper.setEntity(sensor);
            sensor = sensorMapper.selectOne(wrapper);
        }
        return sensor;
    }

    @Override
    public void refreshCache() {
        Map<String, Sensor> sensors = getAllSensorFromDB();
        refreshCache(sensors);
    }

    private Map<String, Sensor> getAllSensorFromDB() {
        QueryWrapper<Sensor> wrapper = new QueryWrapper<>();
        wrapper.eq("is_delete", Constants.NOT_DELETE);
        List<Sensor> sensors = sensorMapper.selectList(wrapper);
        Map<String, Sensor> result = new HashMap<>();
        for (Sensor sensor : sensors) {
            result.put(sensor.getCode(), sensor);
        }
        return result;
    }

    private void refreshCache(Map<String, Sensor> sensors) {
        //删除缓存
        redisTemplate.delete(RedisConstants.SENSOR_KEY);
        //添加缓存
        redisTemplate.opsForHash().putAll(RedisConstants.SENSOR_KEY, sensors);
    }
}