package com.moral.api.service.impl;

import com.alibaba.fastjson.JSONObject;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.moral.api.entity.CityAqi;
import com.moral.api.entity.CityConfig;
import com.moral.api.mapper.CityAqiMapper;
import com.moral.api.service.CityAqiService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.moral.api.service.CityConfigService;
import com.moral.constant.Constants;
import com.moral.constant.RedisConstants;
import com.moral.pojo.AQI;
import com.moral.util.AQIUtils;
import com.moral.util.AmendUtils;
import com.moral.util.ComprehensiveIndexUtils;
import com.moral.util.DateUtils;

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

import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;
import org.springframework.util.ObjectUtils;
import org.springframework.web.client.RestTemplate;

import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.OptionalDouble;
import java.util.stream.DoubleStream;

/**
 * <p>
 * 城市aqi实测小时数据表 服务实现类
 * </p>
 *
 * @author moral
 * @since 2021-10-11
 */
@Service
public class CityAqiServiceImpl extends ServiceImpl<CityAqiMapper, CityAqi> implements CityAqiService {

    @Autowired
    private CityAqiMapper cityAqiMapper;

    @Autowired
    private CityConfigService cityConfigService;

    @Autowired
    private RestTemplate restTemplate;

    @Autowired
    private RedisTemplate redisTemplate;

    @Override
    public void insertCityAqi() {
        Date now = new Date();
        Date time = DateUtils.dataToTimeStampTime(now, DateUtils.yyyy_MM_dd_HH_EN);

        Date start = null;
        if (DateUtils.getHour(time) == 0 || DateUtils.getHour(time) >= 8) {
            start = DateUtils.addHours(time, -7);
        }

        //获取城市配置
        QueryWrapper<CityConfig> wrapper = new QueryWrapper<>();
        wrapper.select("city_code", "city_id").eq("is_delete", Constants.NOT_DELETE);
        List<CityConfig> list = cityConfigService.list(wrapper);

        for (CityConfig cityConfig : list) {
            Integer cityCode = cityConfig.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, cityConfig.getCityId());
            } catch (Exception e) {
                continue;
            }
            if (ObjectUtils.isEmpty(data)) {
                continue;
            }

            Map<String, Object> map = (Map<String, Object>) data.get("data");
            Map<String, Object> aqi = (Map<String, Object>) map.get("aqi");
            aqi.remove("pm25");
            aqi.remove("pm10");
            aqi.remove("so2");
            aqi.remove("no2");
            aqi.remove("co");
            aqi.remove("o3");

            aqi.put("PM2_5", aqi.remove("pm25C"));
            aqi.put("PM10", aqi.remove("pm10C"));
            aqi.put("SO2", aqi.remove("so2C"));
            aqi.put("NO2", aqi.remove("no2C"));
            aqi.put("CO", aqi.remove("coC"));
            aqi.put("O3", aqi.remove("o3C"));
            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);
                Map<String, Object> params = new HashMap<>();
                params.put("time", DateUtils.dateToDateString(time, 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 -> {
                        Map<String, Object> dataValue = JSONObject.parseObject((String) v.get("value"), Map.class);
                        double o3 = Double.parseDouble(dataValue.get("O3").toString());
                        return DoubleStream.of(o3);
                    }).average();
                    if (average.isPresent()) {
                        double O3_8H = AmendUtils.sciCal(average.getAsDouble(), 0);
                        aqi.put("O3_8H", O3_8H);
                    }
                }
            }

            //综合指数计算
            Map<String, Object> temp = new HashMap<>(aqi);
            temp.put("O3", temp.get("O3_8H"));
            Double compositeIndex = ComprehensiveIndexUtils.dailyData(temp);
            aqi.put("compositeIndex", compositeIndex);

            //首要污染物计算
            Map<String, Object> sixParamMap = new HashMap<>();
            sixParamMap.put(Constants.SENSOR_CODE_PM25, aqi.get("PM2_5"));
            sixParamMap.put(Constants.SENSOR_CODE_PM10, aqi.get("PM10"));
            sixParamMap.put(Constants.SENSOR_CODE_SO2, aqi.get("SO2"));
            sixParamMap.put(Constants.SENSOR_CODE_NO2, aqi.get("NO2"));
            sixParamMap.put(Constants.SENSOR_CODE_CO, aqi.get("CO"));
            sixParamMap.put(Constants.SENSOR_CODE_O3, aqi.get("O3"));
            AQI aqiAndPollutant = AQIUtils.hourlyAQI(sixParamMap);
            if (!ObjectUtils.isEmpty(aqiAndPollutant.getPrimaryPollutantNames())) {
                aqi.put("primaryPollutant", aqiAndPollutant.getPrimaryPollutantNames());
            }

            CityAqi cityAqi = new CityAqi();
            cityAqi.setCityCode(cityCode);
            cityAqi.setTime(time);
            cityAqi.setValue(JSONObject.toJSONString(aqi));
            cityAqiMapper.insert(cityAqi);
            //存入redis
            redisTemplate.opsForHash().put(RedisConstants.CITY_AQI, cityCode.toString(), aqi);
        }
    }
}