package com.moral.api.service.impl;
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import com.alibaba.fastjson.JSONObject;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.moral.api.entity.HistoryDaily;
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import com.moral.api.entity.HistoryHourly;
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import com.moral.api.entity.Sensor;
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import com.moral.api.mapper.HistoryDailyMapper;
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import com.moral.api.service.HistoryDailyService;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.moral.api.service.HistoryHourlyService;
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import com.moral.api.service.SensorService;
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import com.moral.constant.Constants;
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import com.moral.util.AmendUtils;
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import com.moral.util.DateUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import org.springframework.util.ObjectUtils;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.OptionalDouble;
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import java.util.stream.Collectors;
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import java.util.stream.DoubleStream;
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/**
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* <p>
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* 服务实现类
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* </p>
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*
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* @author moral
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* @since 2021-06-11
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*/
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@Service
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public class HistoryDailyServiceImpl extends ServiceImpl<HistoryDailyMapper, HistoryDaily> implements HistoryDailyService {
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@Autowired
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private HistoryDailyMapper historyDailyMapper;
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@Autowired
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private SensorService sensorService;
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@Autowired
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private HistoryHourlyService historyHourlyService;
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@Override
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public void insertHistoryDaily() {
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String format = DateUtils.yyyy_MM_dd_EN;
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Date now = new Date();
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//开始时间，昨日
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Date start = DateUtils.dataToTimeStampTime(DateUtils.getDateOfDay(now, -1), format);
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//结束时间，今日
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Date end = DateUtils.dataToTimeStampTime(now, format);
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//因子
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QueryWrapper<Sensor> sensorQueryWrapper = new QueryWrapper<>();
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sensorQueryWrapper.select("code").eq("is_delete", Constants.NOT_DELETE);
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List<Object> sensorCodes = sensorService.listObjs(sensorQueryWrapper);
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//获取所有设备小时数据
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QueryWrapper<HistoryHourly> historyHourlyQueryWrapper = new QueryWrapper<>();
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historyHourlyQueryWrapper.ge("time", DateUtils.dateToDateString(start)).le("time", DateUtils.dateToDateString(end));
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List<Map<String, Object>> dailyData = historyHourlyService.listMaps(historyHourlyQueryWrapper);
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if (dailyData.size() == 0) {
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return;
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}
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//按mac分组
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Map<String, List<Map<String, Object>>> data = dailyData.parallelStream().collect(Collectors.groupingBy(o -> (String) o.get("mac")));
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//存入数据库的结果集
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List<Map<String, Object>> insertData = new ArrayList<>();
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data.forEach((key, value) -> {
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Map<String, Object> dataMap = new HashMap<>();
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Map<String, Object> jsonMap = new HashMap<>();
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dataMap.put("mac", key);
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dataMap.put("time", start);
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//中间变量，用于计算除臭氧外其它因子
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List<Map<String, Object>> tempValue = new ArrayList<>(value);
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value.removeIf(map -> ((Date) map.get("time")).getTime() == start.getTime());
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//臭氧8小时滑动平均值计算并修约
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Object o3AvgOfDay = AmendUtils.getO3AvgOfDay(value);
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if (o3AvgOfDay != null) {
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jsonMap.put(Constants.SENSOR_CODE_O3, o3AvgOfDay);
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}
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//除臭氧外其他因子均值计算
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tempValue.removeIf(map -> ((Date) map.get("time")).getTime() == end.getTime());
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//风向均值计算并修约
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Object windDirAvg = AmendUtils.getWindDirAvg(value);
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if (windDirAvg != null) {
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jsonMap.put(Constants.SENSOR_CODE_WIND_DIR, windDirAvg);
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}
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sensorCodes.forEach(sensorCode -> {
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OptionalDouble optionalDouble = tempValue.parallelStream()
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.flatMapToDouble(v -> {
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Map<String, Object> dataValue = JSONObject.parseObject((String) v.get("value"), Map.class);
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Object sensorValue = dataValue.get(sensorCode.toString());
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if (ObjectUtils.isEmpty(sensorValue)) {
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return null;
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}
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if (sensorCode.equals(Constants.SENSOR_CODE_O3)) {
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return null;
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}
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return DoubleStream.of(Double.parseDouble(sensorValue.toString()));
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}).average();
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if (optionalDouble.isPresent()) {
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//银行家算法修约
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double sciCal = AmendUtils.sciCal(optionalDouble.getAsDouble(), 4);
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jsonMap.put(sensorCode.toString(), sciCal);
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}
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});
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dataMap.put("value", JSONObject.toJSONString(jsonMap));
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insertData.add(dataMap);
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});
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//存入数据库
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historyDailyMapper.insertHistoryDaily(insertData);
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}
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}
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