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chen_xi
2022-10-27 2c86b47f500aa16ce7c142361fe4c3ffab45c1f6 
 screen-api/src/main/java/com/moral/api/service/impl/SensorServiceImpl.java


@@ -1,10 +1,22 @@


package com.moral.api.service.impl;




import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;


import com.moral.api.entity.Device;


import com.moral.api.entity.Sensor;


import com.moral.api.mapper.DeviceMapper;


import com.moral.api.mapper.SensorMapper;


import com.moral.api.service.SensorService;


import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;


import com.moral.constant.Constants;


import com.moral.constant.RedisConstants;


import org.springframework.beans.factory.annotation.Autowired;


import org.springframework.data.redis.core.RedisTemplate;


import org.springframework.stereotype.Service;




import java.util.Arrays;


import java.util.List;


import java.util.Map;


import java.util.stream.Collectors;




/**


 * <p>


@@ -17,4 +29,44 @@


@Service


public class SensorServiceImpl extends ServiceImpl<SensorMapper, Sensor> implements SensorService {




    @Autowired


    SensorMapper sensorMapper;


    @Autowired


    RedisTemplate redisTemplate;




    @Autowired


    private DeviceMapper deviceMapper;




    @Override


    public Sensor getSensorByCode(String code) {


        Sensor sensor = (Sensor) redisTemplate.opsForHash().get(RedisConstants.SENSOR_KEY, code);


        if(sensor==null)


            sensor = getSensorByCodeFromDb(code);


        return sensor;


    }




    @Override


    public List<Map<String, Object>> getSensorsByMonitorPointIds(Map map) {


        String monitorPointIdsStr = map.get("monitorPointIds").toString();


        String[] monitorPointIdsArr = monitorPointIdsStr.split(",");


        List<String> monitorPointIdsList = Arrays.asList(monitorPointIdsArr);


        QueryWrapper<Device> deviceQueryWrapper = new QueryWrapper<>();


        deviceQueryWrapper.eq("is_delete", Constants.NOT_DELETE);


        deviceQueryWrapper.in("monitor_point_id", monitorPointIdsList);


        List<Device> devices = deviceMapper.selectList(deviceQueryWrapper);


        List<Integer> versionIds = devices.stream().map(Device::getDeviceVersionId).collect(Collectors.toList());


        versionIds = versionIds.stream().distinct().collect(Collectors.toList());


        List<Map<String, Object>> sensors = sensorMapper.getSensorByVersionIds(versionIds);


        return sensors;


    }






    private Sensor getSensorByCodeFromDb(String code) {


        QueryWrapper<Sensor> wrapper = new QueryWrapper<>();


        wrapper.eq("code",code);


        wrapper.eq("is_delete", Constants.NOT_DELETE);


        Sensor sensor = sensorMapper.selectOne(wrapper);


        redisTemplate.opsForHash().put(RedisConstants.SENSOR_KEY, code,sensor);


        return sensor;


    }


}