获取某点位，某段时间内，每天的总量汇总

获取某点位，最新的一条数据量

src/main/java/com/sipai/controller/mpoint/MPointDataController.java

@@ -2,7 +2,11 @@ package com.sipai.controller.mpoint;
 
 import com.sipai.entity.scada.MPointData;
 import com.sipai.service.scada.MPointDataService;
+import com.sipai.tools.CommString;
+import net.sf.json.JSONArray;
 import net.sf.json.JSONObject;
+import org.redisson.api.RMapCache;
+import org.redisson.api.RedissonClient;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -16,6 +20,7 @@ import java.math.RoundingMode;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.util.Date;
+import java.util.List;
 import java.util.Map;
 
 /**
@@ -27,11 +32,43 @@ import java.util.Map;
 @RequestMapping("/mpoint/data")
 public class MPointDataController {
 
+    @Resource
+    private RedissonClient redissonClient;
     @Resource
     private MPointDataService mPointDataService;
 
     private static final SimpleDateFormat DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
 
+    @RequestMapping("/getCurrentValue.do")
+    public ModelAndView getStatistics(HttpServletRequest request, Model model,
+                                      @RequestParam(value = "mPointKey") String mPointKey) {
+
+        JSONObject result = new JSONObject();
+
+        // 参数校验
+        if (mPointKey == null || mPointKey.trim().isEmpty()) {
+            result.put("success", false);
+            result.put("message", "mPointKey参数不能为空");
+            model.addAttribute("result", result.toString());
+            return new ModelAndView("result");
+        }
+        // 获取最新数据（当前值）
+        int num = mPointKey.hashCode() % 25;
+        RMapCache<String, String> map_redis_data = redissonClient.getMapCache(CommString.RedisMpointFlag + num);
+        if (map_redis_data.get(mPointKey) != null && !"".equals(map_redis_data.get(mPointKey))) {
+            String[] str = map_redis_data.get(mPointKey).split(";");
+            if (str.length >= 3 && str[1] != null && !str[1].isEmpty() && !"null".equals(str[1])) {
+                result.put("currentValue", formatAmount(new BigDecimal(str[1])));
+                result.put("currentMeasureTime", str[2]);
+            } else {
+                result.put("currentValue", BigDecimal.ZERO);
+                result.put("currentMeasureTime", null);
+            }
+        }
+        model.addAttribute("result", result.toString());
+        return new ModelAndView("result");
+    }
+
     /**
      * 获取测点统计数据
      *
@@ -40,7 +77,7 @@ public class MPointDataController {
      * @param startTimeStr 开始时间（可选），格式：yyyy-MM-dd HH:mm:ss
      * @param endTimeStr   结束时间（可选），格式：yyyy-MM-dd HH:mm:ss
      * @return 统计数据JSON
-     * 
+     * <p>
      * 返回内容：
      * - currentValue: 当前值（最新一条数据）
      * - currentMeasureTime: 当前值的测量时间
@@ -48,7 +85,7 @@ public class MPointDataController {
      * - maxValue: 最高值
      * - minValue: 最低值
      * - totalCount: 数据总条数
-     * 
+     * <p>
      * 示例请求：/mpoint/data/getStatistics.do?mPointKey=DO1&companyKey=DEV022&startTime=2026-03-01 00:00:00&endTime=2026-03-08 23:59:59
      */
     @RequestMapping("/getStatistics.do")
@@ -194,6 +231,145 @@ public class MPointDataController {
         return new ModelAndView("result");
     }
 
+    /**
+     * 获取测点每日汇总数据
+     *
+     * @param mPointKey    测点编码（如：DO1），必填
+     * @param startTimeStr    开始时间，格式：yyyy-MM-dd HH:mm:ss
+     * @param endTimeStr      结束时间，格式：yyyy-MM-dd HH:mm:ss
+     * @return 每日汇总数据JSON
+     * <p>
+     * 返回内容：
+     * - dailyData: 每日汇总数组
+     *   - dateStr: 日期（yyyy-MM-dd）
+     *   - totalValue: 当日ParamValue汇总值
+     *   - dataCount: 当日数据条数
+     * - grandTotal: 总汇总值
+     * - totalDays: 总天数
+     * <p>
+     * 示例请求：/mpoint/data/getDailyAggregation.do?mPointKey=DO1&startTime=2026-03-01 00:00:00&endTime=2026-03-08 23:59:59
+     */
+    @RequestMapping("/getDailyAggregation.do")
+    public ModelAndView getDailyAggregation(HttpServletRequest request, Model model,
+                                            @RequestParam(value = "mPointKey") String mPointKey,
+                                            @RequestParam(value = "startTime") String startTimeStr,
+                                            @RequestParam(value = "endTime") String endTimeStr) {
+
+        JSONObject result = new JSONObject();
+
+        try {
+            // 参数校验
+            if (mPointKey == null || mPointKey.trim().isEmpty()) {
+                result.put("success", false);
+                result.put("message", "mPointKey参数不能为空");
+                model.addAttribute("result", result.toString());
+                return new ModelAndView("result");
+            }
+
+            if (startTimeStr == null || startTimeStr.trim().isEmpty()) {
+                result.put("success", false);
+                result.put("message", "startTime参数不能为空");
+                model.addAttribute("result", result.toString());
+                return new ModelAndView("result");
+            }
+
+            if (endTimeStr == null || endTimeStr.trim().isEmpty()) {
+                result.put("success", false);
+                result.put("message", "endTime参数不能为空");
+                model.addAttribute("result", result.toString());
+                return new ModelAndView("result");
+            }
+
+            mPointKey = mPointKey.trim();
+
+            // 解析时间参数
+            Date startTime;
+            Date endTime;
+
+            try {
+                startTime = DATE_FORMAT.parse(startTimeStr.trim());
+            } catch (ParseException e) {
+                result.put("success", false);
+                result.put("message", "startTime格式错误，正确格式：yyyy-MM-dd HH:mm:ss");
+                model.addAttribute("result", result.toString());
+                return new ModelAndView("result");
+            }
+
+            try {
+                endTime = DATE_FORMAT.parse(endTimeStr.trim());
+            } catch (ParseException e) {
+                result.put("success", false);
+                result.put("message", "endTime格式错误，正确格式：yyyy-MM-dd HH:mm:ss");
+                model.addAttribute("result", result.toString());
+                return new ModelAndView("result");
+            }
+
+            // 检查时间范围有效性
+            if (startTime.after(endTime)) {
+                result.put("success", false);
+                result.put("message", "开始时间不能晚于结束时间");
+                model.addAttribute("result", result.toString());
+                return new ModelAndView("result");
+            }
+
+            // 检查表是否存在
+            if (!mPointDataService.checkTableExists(mPointKey)) {
+                result.put("success", false);
+                result.put("message", "未找到测点[" + mPointKey + "]对应的数据表");
+                result.put("tableName", mPointDataService.buildTableName(mPointKey));
+                model.addAttribute("result", result.toString());
+                return new ModelAndView("result");
+            }
+
+            // 获取每日汇总数据
+            List<Map<String, Object>> dailyList = mPointDataService.getDailyAggregation(mPointKey, startTime, endTime);
+
+            JSONArray dailyData = new JSONArray();
+            BigDecimal grandTotal = BigDecimal.ZERO;
+            int totalDays = 0;
+
+            if (dailyList != null && !dailyList.isEmpty()) {
+                for (Map<String, Object> dayItem : dailyList) {
+                    JSONObject dayObj = new JSONObject();
+                    dayObj.put("dateStr", dayItem.get("dateStr"));
+                    dayObj.put("dataCount", dayItem.get("dataCount"));
+
+                    Object totalValueObj = dayItem.get("totalValue");
+                    BigDecimal dayTotal;
+                    if (totalValueObj instanceof BigDecimal) {
+                        dayTotal = (BigDecimal) totalValueObj;
+                    } else if (totalValueObj instanceof Number) {
+                        dayTotal = new BigDecimal(totalValueObj.toString());
+                    } else {
+                        dayTotal = BigDecimal.ZERO;
+                    }
+
+                    dayObj.put("totalValue", formatAmount(dayTotal));
+                    dailyData.add(dayObj);
+
+                    grandTotal = grandTotal.add(dayTotal);
+                    totalDays++;
+                }
+            }
+
+            result.put("success", true);
+            result.put("mPointKey", mPointKey);
+            result.put("tableName", mPointDataService.buildTableName(mPointKey));
+            result.put("startTime", formatDate(startTime));
+            result.put("endTime", formatDate(endTime));
+            result.put("dailyData", dailyData);
+            result.put("grandTotal", formatAmount(grandTotal));
+            result.put("totalDays", totalDays);
+
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("message", "获取每日汇总数据失败：" + e.getMessage());
+        }
+
+        model.addAttribute("result", result.toString());
+        return new ModelAndView("result");
+    }
+
     /**
      * 格式化数值，保留2位小数
      */

src/main/java/com/sipai/dao/scada/MPointDataDao.java

@@ -4,6 +4,7 @@ import com.sipai.dao.base.CommDaoImpl;
 import com.sipai.entity.scada.MPointData;
 import org.springframework.stereotype.Repository;
 
+import java.util.List;
 import java.util.Map;
 
 @Repository
@@ -61,4 +62,21 @@ public class MPointDataDao extends CommDaoImpl<MPointData> {
         Integer count = this.getSqlSession().selectOne(MAPPER_NAMESPACE + ".checkTableExists", tableName);
         return count != null && count > 0;
     }
+    
+    /**
+     * 按天汇总统计
+     * @param tableName 表名
+     * @param startTime 开始时间
+     * @param endTime 结束时间
+     * @return 每天汇总数据列表（dateStr, totalValue, dataCount）
+     */
+    public List<Map<String, Object>> selectDailyAggregation(String tableName, 
+                                                             java.util.Date startTime, 
+                                                             java.util.Date endTime) {
+        Map<String, Object> params = new java.util.HashMap<>();
+        params.put("tableName", tableName);
+        params.put("startTime", startTime);
+        params.put("endTime", endTime);
+        return this.getSqlSession().selectList(MAPPER_NAMESPACE + ".selectDailyAggregation", params);
+    }
 }

src/main/java/com/sipai/mapper/scada/MPointDataMapper.xml

@@ -60,4 +60,23 @@
     FROM INFORMATION_SCHEMA.TABLES
     WHERE TABLE_NAME = #{tableName}
   </select>
+  
+  <!-- 按天汇总统计：每天ParamValue的总量 -->
+  <select id="selectDailyAggregation" resultType="java.util.Map">
+    SELECT 
+      CONVERT(VARCHAR(10), MeasureDT, 120) as dateStr,
+      ISNULL(SUM(ParmValue), 0) as totalValue,
+      COUNT(*) as dataCount
+    FROM ${tableName}
+    <where>
+      <if test="startTime != null">
+        AND MeasureDT >= #{startTime}
+      </if>
+      <if test="endTime != null">
+        AND MeasureDT &lt;= #{endTime}
+      </if>
+    </where>
+    GROUP BY CONVERT(VARCHAR(10), MeasureDT, 120)
+    ORDER BY dateStr ASC
+  </select>
 </mapper>

src/main/java/com/sipai/service/scada/MPointDataService.java

@@ -66,6 +66,19 @@ public class MPointDataService implements CommService<MPointData> {
         return mPointDataDao.selectStatistics(tableName, companyKey, startTime, endTime);
     }
     
+    /**
+     * 获取每日汇总数据
+     * @param mPointKey 测点编码
+     * @param startTime 开始时间
+     * @param endTime 结束时间
+     * @return 每天汇总数据列表
+     */
+    public List<Map<String, Object>> getDailyAggregation(String mPointKey, 
+                                                          Date startTime, Date endTime) {
+        String tableName = buildTableName(mPointKey);
+        return mPointDataDao.selectDailyAggregation(tableName, startTime, endTime);
+    }
+    
     @Override
     public MPointData selectById(String id) {
         return null;