From 378c3936c402732a6c8dd84d018e48fe69ba7a03 Mon Sep 17 00:00:00 2001
From: kaiyu <404897439@qq.com>
Date: Fri, 24 Sep 2021 11:50:00 +0800
Subject: [PATCH] screen-api               修改获取五分钟数据代码

---
 screen-api/src/main/java/com/moral/api/service/impl/HistoryFiveMinutelyServiceImpl.java |   93 +++++++++++++++++++++++++++++++++++++++-------
 1 files changed, 79 insertions(+), 14 deletions(-)

diff --git a/screen-api/src/main/java/com/moral/api/service/impl/HistoryFiveMinutelyServiceImpl.java b/screen-api/src/main/java/com/moral/api/service/impl/HistoryFiveMinutelyServiceImpl.java
index dac6205..da4cbef 100644
--- a/screen-api/src/main/java/com/moral/api/service/impl/HistoryFiveMinutelyServiceImpl.java
+++ b/screen-api/src/main/java/com/moral/api/service/impl/HistoryFiveMinutelyServiceImpl.java
@@ -1,8 +1,15 @@
 package com.moral.api.service.impl;
 
 import com.alibaba.fastjson.JSONArray;
+import com.alibaba.fastjson.JSON;
+import com.baomidou.mybatisplus.core.conditions.ISqlSegment;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.core.conditions.segments.MergeSegments;
+import com.baomidou.mybatisplus.core.conditions.segments.NormalSegmentList;
+import com.moral.api.config.mybatis.MybatisPlusConfig;
 import com.moral.api.entity.Device;
 import com.moral.api.entity.HistoryFiveMinutely;
+import com.moral.api.entity.HistoryHourly;
 import com.moral.api.entity.MonitorPoint;
 import com.moral.api.mapper.HistoryFiveMinutelyMapper;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
@@ -13,20 +20,16 @@
 import com.moral.api.service.HistoryFiveMinutelyService;
 import com.moral.api.service.MonitorPointService;
 import com.moral.constant.RedisConstants;
+import com.moral.constant.SeparateTableType;
 import com.moral.util.DateUtils;
-
+import com.moral.util.MybatisPLUSUtils;
 import io.lettuce.core.GeoCoordinates;
 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 java.util.ArrayList;
-import java.util.Collections;
-import java.util.Date;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
+import java.util.*;
 
 /**
  * <p>
@@ -41,12 +44,10 @@
 
     @Autowired
     MonitorPointService monitorPointService;
-
     @Autowired
     RedisTemplate redisTemplate;
-
     @Autowired
-    private HistoryFiveMinutelyMapper historyFiveMinutelyMapper;
+    HistoryFiveMinutelyMapper historyFiveMinutelyMapper;
 
     @Override
     public List<DeviceAndFiveMinuteDataDTO> queryDeviceAndFiveMinuteData(QueryDeviceAndFiveMinuteDataForm form) {
@@ -67,18 +68,45 @@
         for (Device device : devices) {
             DeviceAndFiveMinuteDataDTO dto = new DeviceAndFiveMinuteDataDTO();
             String mac = device.getMac();
+            //������������������
             Map<String, Object> sensorValues = (Map<String, Object>) redisTemplate.opsForHash().get(RedisConstants.DATA_FIVE_MINUTES, mac);
-            Map<String, Object> value = new HashMap<>();
+            //������������������������������������
+            if (ObjectUtils.isEmpty(sensorValues)) {
+                HistoryFiveMinutely dbHistoryFiveMinutely = queryLastDataByMac(mac);
+                if (ObjectUtils.isEmpty(dbHistoryFiveMinutely))
+                    continue;
+                else
+                    sensorValues = JSON.parseObject(dbHistoryFiveMinutely.getValue(),Map.class);
+            }
+            String dbDataStr = JSON.toJSONString(sensorValues);
+            sensorValues = JSON.parseObject(dbDataStr, HashMap.class);
+            Map<String, Object> sensorValue = new HashMap<>();
             if (sensorValues != null && sensorValues.get(sensorCode) != null)
-                value.put(sensorCode, sensorValues.get(sensorCode));
+                sensorValue.put(sensorCode, sensorValues.get(sensorCode));
             else
-                value.put(sensorCode, null);
+                sensorValue.put(sensorCode, null);
             dto.setDevice(device);
-            dto.setSensorValue(value);
+            dto.setSensorValue(sensorValue);
             dtos.add(dto);
         }
         return dtos;
     }
+
+    @Override
+    public HistoryFiveMinutely queryLastDataByMac(String mac) {
+        QueryWrapper<HistoryFiveMinutely> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("mac", mac);
+        queryWrapper.orderByDesc("time");
+        queryWrapper.last("limit 0,1");
+        //���������������������
+        Date date = new Date();
+        List<String> tableNames = MybatisPLUSUtils.getTableNamesByWrapper(date, date, SeparateTableType.MONTH);
+        List<HistoryFiveMinutely> datas = multiTableQuery(queryWrapper, tableNames);
+        if (ObjectUtils.isEmpty(datas))
+            return null;
+        return datas.get(0);
+    }
+
 
     @Override
     public List<Object> getAreaWindData(Map<String, Object> params) {
@@ -272,4 +300,41 @@
         list.add(laLaMap);
         return list;
     }
+
+    /**
+     * @Description: ���������������������������mac���������
+     * @Param: [mac, startDate, endDate]
+     * @return: java.util.List<com.moral.api.entity.HistoryHourly>
+     * @Author: ���������
+     * @Date: 2021/9/23
+     */
+    public List<HistoryFiveMinutely> getValueByMacAndTime(String mac, Date startDate, Date endDate) {
+        QueryWrapper<HistoryFiveMinutely> wrapper = new QueryWrapper<>();
+        wrapper.eq("mac", mac);
+        wrapper.between("time", startDate, endDate);
+        List<String> tableNames = MybatisPLUSUtils.getTableNamesByWrapper(startDate, endDate, SeparateTableType.MONTH);
+        List<HistoryFiveMinutely> datas = multiTableQuery(wrapper, tableNames);
+        return datas;
+    }
+
+
+    /**
+     * @Description: ������������������������������������������������wrapper���������������
+     * @Param: [wrapper, tableNames]
+     * @return: java.util.List<com.moral.api.entity.HistoryHourly>
+     * @Author: ���������
+     * @Date: 2021/9/23
+     */
+    private List<HistoryFiveMinutely> multiTableQuery(QueryWrapper<HistoryFiveMinutely> wrapper, List<String> tableNames) {
+        List<HistoryFiveMinutely> result = new ArrayList<>();
+        for (String tableName : tableNames) {
+            MybatisPlusConfig.tableName.set(tableName);
+            List<HistoryFiveMinutely> datas = historyFiveMinutelyMapper.selectList(wrapper);
+            result.addAll(datas);
+        }
+        MybatisPlusConfig.tableName.remove();
+        return result;
+    }
+
+
 }

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