cjl
2023-07-26 0ce061d9ed37a6c25fff70e4734fa8cc8747237c
screen-job/src/main/java/com/moral/api/service/impl/CityAqiServiceImpl.java
@@ -19,15 +19,22 @@
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Service;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
import org.springframework.util.ObjectUtils;
import org.springframework.web.client.RestTemplate;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.OptionalDouble;
import java.util.stream.Collectors;
import java.util.stream.DoubleStream;
/**
@@ -53,6 +60,7 @@
    @Autowired
    private RedisTemplate redisTemplate;
    //城市aqi数据来源于,阿里云市场:墨迹天气(基础版CityID)全国历史天气预报接口
    @Override
    public void insertCityAqi() {
        //pubtime=08的数据,是07-08之间的数据,存入数据库时的时间为07点
@@ -61,7 +69,7 @@
        //存入数据库是time字段实际时间
        Date dataTime = DateUtils.addHours(time, -1);
        Date start = null;
        if (DateUtils.getHour(time) >= 8) {
        if (DateUtils.getHour(time) >= 8 || DateUtils.getHour(time) == 0) {
            start = DateUtils.addHours(time, -8);
        }
@@ -70,12 +78,44 @@
        wrapper.select("city_code", "city_id").eq("is_delete", Constants.NOT_DELETE);
        List<CityConfigAqi> list = cityConfigAqiService.list(wrapper);
        //获取历史数据,用于计算臭氧滑动值
        Map<Integer, List<Map<String, Object>>> cityData = null;
        if (start != null) {
            QueryWrapper<CityAqi> queryWrapper = new QueryWrapper<>();
            List<Integer> cityCodes = list.stream().map(CityConfigAqi::getCityCode)
                    .collect(Collectors.toList());
            queryWrapper.select("city_code", "time", "value")
                    .ge("time", start)
                    .in("city_code", cityCodes);
            List<Map<String, Object>> selectMaps = cityAqiMapper.selectMaps(queryWrapper);
            //按city_code分组
            cityData = selectMaps.stream()
                    .collect(Collectors.groupingBy(o -> Integer.parseInt(o.get("city_code").toString())));
        }
        List<CityAqi> cityAqiList = new ArrayList<>();
        String url = "http://aliv13.data.moji.com/whapi/json/alicityweather/aqi";
        String appcode = "31b6ea8f804a4472be3b633cfee44849";
        HttpHeaders httpHeaders = new HttpHeaders();
        httpHeaders.add("Authorization", "APPCODE " + appcode);
        //请求参数
        LinkedMultiValueMap<String, Object> requestParams = new LinkedMultiValueMap<>();
        for (CityConfigAqi cityConfigAqi : list) {
            CityAqi cityAqi = new CityAqi();
            Integer cityCode = cityConfigAqi.getCityCode();
            Map<String, Object> data;
            try {
                //从第三方接口获取数据
                data = restTemplate.getForObject("http://sapi.7drlb.com/api/mj?cityID={1}&apiKey=aqi", Map.class, cityConfigAqi.getCityId());
                requestParams.set("cityId", cityConfigAqi.getCityId());
                HttpEntity<MultiValueMap<String, Object>> httpEntity = new HttpEntity<>(requestParams, httpHeaders);
                ResponseEntity<String> response = restTemplate.postForEntity(url, httpEntity, String.class);
                data = JSONObject.parseObject(response.getBody(), Map.class);
            } catch (Exception e) {
                continue;
            }
@@ -101,18 +141,18 @@
            aqi.put("AQI", aqi.remove("value"));
            //o3滑动值计算
            if (start != null) {
                QueryWrapper<CityAqi> queryWrapper = new QueryWrapper<>();
                queryWrapper.select("time", "value")
                        .eq("city_code", cityCode)
                        .ge("time", DateUtils.dateToDateString(start));
                List<Map<String, Object>> cityAqis = cityAqiMapper.selectMaps(queryWrapper);
            if (cityData != null) {
                List<Map<String, Object>> cityAqis = cityData.get(cityCode);
                if (cityAqis == null) {
                    cityAqis = new ArrayList<>();
                }
                Map<String, Object> params = new HashMap<>();
                params.put("time", DateUtils.dateToDateString(dataTime, DateUtils.yyyy_MM_dd_HH_mm_ss_S_EN));
                params.put("value", JSONObject.toJSONString(aqi));
                cityAqis.add(params);
                if (cityAqis.size() >= 6) {
                    OptionalDouble average = cityAqis.parallelStream().flatMapToDouble(v -> {
                    OptionalDouble average = cityAqis.stream().flatMapToDouble(v -> {
                        Map<String, Object> dataValue = JSONObject.parseObject((String) v.get("value"), Map.class);
                        double o3 = Double.parseDouble(dataValue.get("O3").toString());
                        return DoubleStream.of(o3);
@@ -142,13 +182,21 @@
            aqi.put("primaryPollutant", aqiAndPollutant.getPrimaryPollutantNames());
            CityAqi cityAqi = new CityAqi();
            cityAqi.setCityCode(cityCode);
            cityAqi.setTime(dataTime);
            cityAqi.setValue(JSONObject.toJSONString(aqi));
            cityAqiMapper.insert(cityAqi);
            cityAqiList.add(cityAqi);
            //存入redis
            redisTemplate.opsForHash().put(RedisConstants.CITY_AQI, cityCode.toString(), aqi);
        }
        cityAqiMapper.insertCityAqi(cityAqiList);
    }
    @Override
    public List<CityAqi> getCityAqi() {
        String time = DateUtils.getDateStringOfHour(-1, DateUtils.yyyy_MM_dd_HH_EN) + ":00:00";
        QueryWrapper<CityAqi> queryWrapper = new QueryWrapper<>();
        queryWrapper.eq("time", time);
        return cityAqiMapper.selectList(queryWrapper);
    }
}