package com.moral.api.service.impl;
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import com.alibaba.fastjson.JSONArray;
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import com.alibaba.fastjson.JSON;
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import com.baomidou.mybatisplus.core.conditions.ISqlSegment;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.baomidou.mybatisplus.core.conditions.segments.MergeSegments;
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import com.baomidou.mybatisplus.core.conditions.segments.NormalSegmentList;
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import com.moral.api.config.mybatis.MybatisPlusConfig;
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import com.moral.api.entity.Device;
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import com.moral.api.entity.HistoryFiveMinutely;
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import com.moral.api.entity.HistoryHourly;
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import com.moral.api.entity.MonitorPoint;
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import com.moral.api.mapper.HistoryFiveMinutelyMapper;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.moral.api.pojo.dto.Wind.WindData;
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import com.moral.api.pojo.dto.historyFiveMinutely.DeviceAndFiveMinuteDataDTO;
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import com.moral.api.pojo.form.device.MonitorPointQueryForm;
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import com.moral.api.pojo.form.historyFiveMinutely.QueryDeviceAndFiveMinuteDataForm;
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import com.moral.api.service.HistoryFiveMinutelyService;
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import com.moral.api.service.MonitorPointService;
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import com.moral.constant.RedisConstants;
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import com.moral.constant.SeparateTableType;
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import com.moral.util.DateUtils;
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import com.moral.util.MybatisPLUSUtils;
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import io.lettuce.core.GeoCoordinates;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.data.redis.core.RedisTemplate;
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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.*;
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/**
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* <p>
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* 5分钟数据表 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 2021-07-15
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*/
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@Service
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public class HistoryFiveMinutelyServiceImpl extends ServiceImpl<HistoryFiveMinutelyMapper, HistoryFiveMinutely> implements HistoryFiveMinutelyService {
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@Autowired
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MonitorPointService monitorPointService;
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@Autowired
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RedisTemplate redisTemplate;
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@Autowired
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HistoryFiveMinutelyMapper historyFiveMinutelyMapper;
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@Override
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public List<DeviceAndFiveMinuteDataDTO> queryDeviceAndFiveMinuteData(QueryDeviceAndFiveMinuteDataForm form) {
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//取参
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Integer organizationId = form.getOrganizationId();
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Integer regionCode = form.getRegionCode();
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String sensorCode = form.getSensorCode();
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//查询组织在对应地区下的站点以及设备
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List<MonitorPoint> monitorPoints = monitorPointService.queryByOrgIdAndRegionCode(new MonitorPointQueryForm(organizationId, regionCode));
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List<Device> devices = new ArrayList<>();
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for (MonitorPoint monitorPoint : monitorPoints) {
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List<Device> monitorPointDevices = monitorPoint.getDevices();
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if (!ObjectUtils.isEmpty(monitorPointDevices))
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devices.addAll(monitorPointDevices);
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}
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//查询所有设备对应的数据
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List<DeviceAndFiveMinuteDataDTO> dtos = new ArrayList<>();
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for (Device device : devices) {
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DeviceAndFiveMinuteDataDTO dto = new DeviceAndFiveMinuteDataDTO();
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String mac = device.getMac();
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//从缓存中获取
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Map<String, Object> sensorValues = (Map<String, Object>) redisTemplate.opsForHash().get(RedisConstants.DATA_FIVE_MINUTES, mac);
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//如果没有数据从数据库查询
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HistoryFiveMinutely dbHistoryFiveMinutely = queryLastDataByMac(mac);
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if(ObjectUtils.isEmpty(dbHistoryFiveMinutely))
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continue;
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String dbDataStr = dbHistoryFiveMinutely.getValue();
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sensorValues = JSON.parseObject(dbDataStr, HashMap.class);
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Map<String,Object> sensorValue = new HashMap<>();
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if (sensorValues!=null&&sensorValues.get(sensorCode) != null)
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sensorValue.put(sensorCode,sensorValues.get(sensorCode));
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else
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sensorValue.put(sensorCode,null);
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dto.setDevice(device);
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dto.setSensorValue(sensorValue);
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dtos.add(dto);
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}
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return dtos;
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}
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@Override
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public HistoryFiveMinutely queryLastDataByMac(String mac) {
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QueryWrapper<HistoryFiveMinutely> queryWrapper = new QueryWrapper<>();
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queryWrapper.eq("mac",mac);
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queryWrapper.orderByDesc("time");
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queryWrapper.last("limit 0,1");
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List<HistoryFiveMinutely> historyFiveMinutelies = historyFiveMinutelyMapper.selectList(queryWrapper);
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if(ObjectUtils.isEmpty(historyFiveMinutelies))
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return null;
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return historyFiveMinutelies.get(0);
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}
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@Override
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public List<Object> getAreaWindData(Map<String, Object> params) {
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String timeUnits = DateUtils.dateToDateString(new Date(), DateUtils.yyyyMM_EN);
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params.put("timeUnits", timeUnits);
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//风场数据
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List<WindData> windData = historyFiveMinutelyMapper.getAreaWindData(params);
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return getWindData(windData);
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}
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/**
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* 根据输入的地点坐标计算中心点
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*
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* @param geoCoordinateList
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* @return
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*/
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public Map<String, Double> getCenterPoint(List<GeoCoordinates> geoCoordinateList) {
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int total = geoCoordinateList.size();
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double X = 0, Y = 0, Z = 0;
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for (GeoCoordinates g : geoCoordinateList) {
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double lat, lon, x, y, z;
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lat = (double) g.getY() * Math.PI / 180;
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lon = (double) g.getX() * Math.PI / 180;
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x = Math.cos(lat) * Math.cos(lon);
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y = Math.cos(lat) * Math.sin(lon);
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z = Math.sin(lat);
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X += x;
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Y += y;
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Z += z;
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}
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X = X / total;
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Y = Y / total;
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Z = Z / total;
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double Lon = Math.atan2(Y, X);
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double Hyp = Math.sqrt(X * X + Y * Y);
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double Lat = Math.atan2(Z, Hyp);
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Map<String, Double> map = new HashMap<>();
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map.put("lng", Lon * 180 / Math.PI);
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map.put("lat", Lat * 180 / Math.PI);
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return map;
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}
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public List<Object> getWindData(List<WindData> windData) {
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List<GeoCoordinates> points = new ArrayList<>();
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int length = 2000;
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int perdlen = 200;
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Double loma = 0d;
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Double lomi = 0d;
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Double lama = 0d;
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Double lami = 0d;
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List<Double> loList = new ArrayList<>();
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List<Double> laList = new ArrayList<>();
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Double U;
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Double V;
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//结果集
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List<Object> list = new ArrayList<>();
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List<Map<String, Object>> mapList = new ArrayList<>();
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for (WindData data : windData) {
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Double longitude = data.getLongitude();
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Double latitude = data.getLatitude();
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GeoCoordinates geoCoordinates = GeoCoordinates.create(longitude, latitude);
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points.add(geoCoordinates);
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loList.add(longitude);
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laList.add(latitude);
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Map<String, Object> map = new HashMap<>();
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Double windDir = data.getWindDir();
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Double windSpeed = data.getWindSpeed();
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if (windDir == null) {
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windDir = 0d;
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windSpeed = 0d;
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}
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double dir = (360.0 - (windDir + 180.0) * Math.PI / 180.0);
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U = windSpeed * Math.cos(dir);
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V = windSpeed * Math.sin(dir);
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map.put("lo", longitude);
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map.put("la", latitude);
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map.put("U", U);
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map.put("V", V);
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mapList.add(map);
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}
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//根据所有多个站点经纬度获取中心点
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Map<String, Double> centerPoint = getCenterPoint(points);
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if (loList.size() > 0) {
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loma = Collections.max(loList);
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lomi = Collections.min(loList);
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}
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if (laList.size() > 0) {
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lama = Collections.max(laList);
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lami = Collections.min(laList);
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}
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Map<String, Object> laLaMap = new HashMap<>();
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laLaMap.put("maxLo", loma);
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laLaMap.put("minLo", lomi);
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laLaMap.put("maxLa", lama);
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laLaMap.put("minLa", lami);
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Double lo1 = lomi - length * 0.00001141;
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Double lo2 = loma + length * 0.00001141;
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Double la2 = lami - length * 0.00000899;
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Double la1 = lama + length * 0.00000899;
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double dx = 0.00001141 * perdlen;
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double dy = 0.00000899 * perdlen;
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int nx = (int) Math.floor((lo2 - lo1) / dx);
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int ny = (int) Math.floor((la1 - la2) / dy);
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List<Double> uList = new ArrayList<>();
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List<Double> vList = new ArrayList<>();
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int x;
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int y;
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for (int i = 0; i < mapList.size(); i++) {
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Double lo = (Double) mapList.get(i).get("lo");
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Double la = (Double) mapList.get(i).get("la");
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x = (int) Math.floor((lo - lo1) / dx);
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y = Math.abs((int) Math.floor((la - la1) / dy));
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U = (Double) mapList.get(i).get("U");
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V = (Double) mapList.get(i).get("V");
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if (i == 0) {
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for (int j = 0; j < nx * ny; j++) {
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uList.add(0.0);
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vList.add(0.0);
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}
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}
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for (int j = 0; j < nx * ny; j++) {
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if (i == 0) {
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if ((y >= 2 && j == (y) * nx + x)) {
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int k;
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for (k = j - 2 * nx; k <= j + 2 * nx; k = k + nx) {
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uList.set(k, U);
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uList.set(k - 1, U);
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uList.set(k - 2, U);
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uList.set(k + 1, U);
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uList.set(k + 2, U);
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vList.set(k, V);
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vList.set(k - 1, V);
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vList.set(k - 2, V);
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vList.set(k + 1, V);
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vList.set(k + 2, V);
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}
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}
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} else {
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if (y >= 1 && j == y * nx + x) {
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int k;
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for (k = j - 2 * nx; k <= j + 2 * nx; ) {
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uList.set(k - 1, U);
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uList.set(k - 2, U);
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uList.set(k + 1, U);
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uList.set(k + 2, U);
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vList.set(k - 1, V);
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vList.set(k - 2, V);
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vList.set(k + 1, V);
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vList.set(k + 2, V);
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k = k + nx;
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}
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uList.set(j, U);
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vList.set(j, V);
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}
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}
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}
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}
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String uData = "\"" + "data" + "\"" + ": " + uList;
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String vData = "\"" + "data" + "\"" + ": " + vList;
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String header1 = "\"" + "header" + "\"" + ": " + "{" + "\"" + "parameterUnit" + "\"" + ": " + "\"" + "m/s" + "\"" + ", " + "\"" + "parameterNumber" + "\"" + ": " + 2 +
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", " + "\"" + "dx" + "\"" + ": " + dx + ", " + "\"" + "dy" + "\"" + ": " + dy +
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", " + "\"" + "parameterNumberName" + "\"" + ": " + "\"" + "eastward_wind" + "\"" + ", " + "\"" + "la1" + "\"" + ": " + la1 + ", " + "\"" + "la2" + "\"" + ": " + la2 +
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", " + "\"" + "parameterCategory" + "\"" + ": " + 2 + ", " + "\"" + "lo1" + "\"" + ": " + lo1 + ", " + "\"" + "lo2" + "\"" + ": " + lo2 +
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", " + "\"" + "nx" + "\"" + ": " + nx + ", " + "\"" + "ny" + "\"" + ": " + ny + ", " + "\"" + "refTime" + "\"" + ": " + "\"" + "2020-07-22 23:00:00" + "\"" + "}";
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String header2 = "\"" + "header" + "\"" + ": " + "{" + "\"" + "parameterUnit" + "\"" + ": " + "\"" + "m/s" + "\"" + ", " + "\"" + "parameterNumber" + "\"" + ": " + 3 +
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", " + "\"" + "dx" + "\"" + ": " + dx + ", " + "\"" + "dy" + "\"" + ": " + dy +
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", " + "\"" + "parameterNumberName" + "\"" + ": " + "\"" + "eastward_wind" + "\"" + ", " + "\"" + "la1" + "\"" + ": " + la1 + ", " + "\"" + "la2" + "\"" + ": " + la2 +
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", " + "\"" + "parameterCategory" + "\"" + ": " + 2 + ", " + "\"" + "lo1" + "\"" + ": " + lo1 + ", " + "\"" + "lo2" + "\"" + ": " + lo2 +
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", " + "\"" + "nx" + "\"" + ": " + nx + ", " + "\"" + "ny" + "\"" + ": " + ny + ", " + "\"" + "refTime" + "\"" + ": " + "\"" + "2020-07-22 23:00:00" + "\"" + "}";
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String s1 = "[" + "{" + header1 + ", " + uData + "}" + ", " + "{" + header2 + ", " + vData + "}" + "]";
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JSONArray jsonArray = JSONArray.parseArray(s1);
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list.add(jsonArray);
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list.add(centerPoint.get("lng"));
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list.add(centerPoint.get("lat"));
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list.add(laLaMap);
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return list;
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}
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/**
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* @Description: 查询一段时间内某一mac的数据
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* @Param: [mac, startDate, endDate]
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* @return: java.util.List<com.moral.api.entity.HistoryHourly>
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* @Author: 陈凯裕
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* @Date: 2021/9/23
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*/
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public List<HistoryFiveMinutely> getValueByMacAndTime(String mac, Date startDate, Date endDate){
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QueryWrapper<HistoryFiveMinutely> wrapper = new QueryWrapper<>();
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wrapper.eq("mac",mac);
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wrapper.between("time",startDate,endDate);
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List<String> tableNames = MybatisPLUSUtils.getTableNamesByWrapper(startDate, endDate, SeparateTableType.MONTH);
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List<HistoryFiveMinutely> datas = multiTableQuery(wrapper, tableNames);
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return datas;
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}
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/**
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* @Description: 多表查询，传入表名集合，以及条件wrapper，返回数据
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* @Param: [wrapper, tableNames]
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* @return: java.util.List<com.moral.api.entity.HistoryHourly>
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* @Author: 陈凯裕
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* @Date: 2021/9/23
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*/
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private List<HistoryFiveMinutely> multiTableQuery(QueryWrapper<HistoryFiveMinutely> wrapper,List<String> tableNames){
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List<HistoryFiveMinutely> result = new ArrayList<>();
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for (String tableName : tableNames) {
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MybatisPlusConfig.tableName.set(tableName);
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List<HistoryFiveMinutely> datas = historyFiveMinutelyMapper.selectList(wrapper);
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result.addAll(datas);
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}
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return result;
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}
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}
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