kaiyu
2021-09-23 d32bc8f5fa5cd1a9ef293614124420b17acdaa5f
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
package com.moral.api.service.impl;
 
import com.alibaba.fastjson.JSONObject;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.moral.api.config.mybatis.MybatisPlusConfig;
import com.moral.api.entity.HistoryFiveMinutely;
import com.moral.api.entity.HistoryHourly;
import com.moral.api.mapper.HistoryHourlyMapper;
import com.moral.api.service.HistoryHourlyService;
import com.moral.constant.Constants;
import com.moral.constant.SeparateTableType;
import com.moral.util.AQIUtils;
import com.moral.util.DateUtils;
 
import com.moral.util.MybatisPLUSUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.ObjectUtils;
 
import java.util.*;
 
/**
 * <p>
 * 已校准小时表 服务实现类
 * </p>
 *
 * @author moral
 * @since 2021-07-14
 */
@Service
public class HistoryHourlyServiceImpl implements HistoryHourlyService {
 
    @Autowired
    private HistoryHourlyMapper historyHourlyMapper;
 
    @Override
    public Map<String, Object> getHourlyAqiByMac(String mac) {
        Date now = new Date();
        String time = DateUtils.dateToDateString(now, DateUtils.yyyy_MM_dd_HH_EN) + ":00:00";
        //获取小时数据
        Map<String, Object> params = new HashMap<>();
        params.put("timeUnits", DateUtils.dateToDateString(now, DateUtils.yyyyMM_EN));
        params.put("mac", mac);
        params.put("time", time);
        String value = historyHourlyMapper.selectHourlyData(params);
        Map<String, Object> result = new HashMap<>();
        if (ObjectUtils.isEmpty(value)) {
            result.put("AQI", Constants.NULL_VALUE);
            return result;
        }
        Map<String, Object> data = JSONObject.parseObject(value, Map.class);
        result.put("AQI", AQIUtils.hourlyAqi(data));
        return result;
    }
 
    /**
    * @Description: 查询一段时间内某一mac的数据
            * @Param: [mac, startDate, endDate]
            * @return: java.util.List<com.moral.api.entity.HistoryHourly>
            * @Author: 陈凯裕
            * @Date: 2021/9/23
            */
    public List<HistoryHourly> getValueByMacAndTime(String mac,Date startDate,Date endDate){
        QueryWrapper<HistoryHourly> wrapper = new QueryWrapper<>();
        wrapper.eq("mac",mac);
        wrapper.between("time",startDate,endDate);
        List<String> tableNames = MybatisPLUSUtils.getTableNamesByWrapper(startDate, endDate, SeparateTableType.MONTH);
        List<HistoryHourly> datas = multiTableQuery(wrapper, tableNames);
        return datas;
    }
 
    /**
    * @Description: 多表查询,传入表名集合,以及条件wrapper,返回数据
            * @Param: [wrapper, tableNames]
            * @return: java.util.List<com.moral.api.entity.HistoryHourly>
            * @Author: 陈凯裕
            * @Date: 2021/9/23
            */
    private List<HistoryHourly> multiTableQuery(QueryWrapper<HistoryHourly> wrapper,List<String> tableNames){
        List<HistoryHourly> result = new ArrayList<>();
        for (String tableName : tableNames) {
            MybatisPlusConfig.tableName.set(tableName);
            List<HistoryHourly> datas = historyHourlyMapper.selectList(wrapper);
            result.addAll(datas);
        }
        return result;
    }
 
}