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.HistoryWeekly;
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import com.moral.api.entity.Sensor;
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import com.moral.api.mapper.HistoryWeeklyMapper;
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import com.moral.api.service.HistoryDailyService;
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import com.moral.api.service.HistoryWeeklyService;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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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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* 周数据 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 2021-06-30
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*/
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@Service
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public class HistoryWeeklyServiceImpl extends ServiceImpl<HistoryWeeklyMapper, HistoryWeekly> implements HistoryWeeklyService {
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@Autowired
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private HistoryWeeklyMapper historyWeeklyMapper;
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@Autowired
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private SensorService sensorService;
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@Autowired
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private HistoryDailyService historyDailyService;
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@Override
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public void insertHistoryWeekly() {
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Date now = new Date();
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//开始时间，上周一
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Date start = DateUtils.geLastWeekMonday();
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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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//获取所有设备日数据
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QueryWrapper<HistoryDaily> historyDailyQueryWrapper = new QueryWrapper<>();
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historyDailyQueryWrapper.ge("time", DateUtils.dateToDateString(start)).lt("time", DateUtils.dateToDateString(now));
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List<Map<String, Object>> weeklyData = historyDailyService.listMaps(historyDailyQueryWrapper);
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//按mac分组
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Map<String, List<Map<String, Object>>> data = weeklyData.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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//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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//CO 95百分位计算并修约
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Object coAvg = AmendUtils.getCOAvgOfWeek(value);
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if (coAvg != null) {
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jsonMap.put(Constants.SENSOR_CODE_CO, coAvg);
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}
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//O3 90百分位计算并修约
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Object o3Avg = AmendUtils.getO3AvgOfWeek(value);
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if (o3Avg != null) {
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jsonMap.put(Constants.SENSOR_CODE_O3, o3Avg);
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}
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sensorCodes.forEach(sensorCode -> {
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OptionalDouble optionalDouble = value.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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//风向另外计算
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if (Constants.SENSOR_CODE_WIND_DIR.equals(sensorCode)) {
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return null;
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}
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//CO另外计算
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if (Constants.SENSOR_CODE_CO.equals(sensorCode)) {
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return null;
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}
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//O3另外计算
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if (Constants.SENSOR_CODE_O3.equals(sensorCode)) {
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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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historyWeeklyMapper.insertHistoryWeekly(insertData);
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}
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public static void main(String[] args) {
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List<Double> data = new ArrayList<>();
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data.add(7d);
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data.add(15d);
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data.add(36d);
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data.add(39d);
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data.add(40d);
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data.add(41d);
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data.add(20d);
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data.add(18d);
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System.out.println(data);
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System.out.println(AmendUtils.percentile(data, 95));
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}
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}
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