智能工厂模块 - 增强工厂数据统计功能

在工厂数据统计功能中，新增百分比计算功能，以增强数据展示的直观性和可理解性。具体包括：1. 在`FactoryDataController`中添加计算全工厂指定日期总数据的逻辑，并计算出入库、出库以及出入库比例的百分比。
2. 修改`FactoryDataMapper`中的SQL查询，确保SUM函数的NULL值处理更加清晰。3. 更新`FactoryDataTotalVO`实体类，添加用于存储百分比的新字段。

这些增强使数据统计结果更加精确和易懂，便于用户快速理解工厂的运营概况。

zn-module-smartfactory/zn-module-smartfactory-biz/src/main/java/cn/iocoder/yudao/module/smartfactory/controller/admin/factorydata/FactoryDataController.java

@@ -29,6 +29,7 @@ import javax.annotation.Resource;
 import javax.servlet.http.HttpServletResponse;
 import javax.validation.Valid;
 import java.io.IOException;
+import java.text.DecimalFormat;
 import java.time.DayOfWeek;
 import java.time.LocalDate;
 import java.time.temporal.TemporalAdjusters;
@@ -118,12 +119,27 @@ public class FactoryDataController {
             setDate(pageReqVO);
         }
 
+        // 获取指定工厂指定日期的出入库数据
         FactoryDataTotalVO dataTotalVO = dataService.getDataTotal(pageReqVO.getFactoryId(), pageReqVO.getDate());
-        if (dataTotalVO == null) {
+
-            dataTotalVO = new FactoryDataTotalVO();
+        if (pageReqVO.getFactoryId() != null) {
-            dataTotalVO.setInTotal(0);
+
-            dataTotalVO.setOutTotal(0);
+            // 获取全工厂指定日期的总数据
-            dataTotalVO.setDamageNum(0);
+            FactoryDataTotalVO dataTotal = dataService.getDataTotal(null, pageReqVO.getDate());
+
+            DecimalFormat df = new DecimalFormat("#.##"); // 保留两位小数
+            if (dataTotal.getInTotal() != 0) {
+                // 设置出入库比列
+                dataTotalVO.setInPercentage(df.format((double)dataTotalVO.getInTotal() / dataTotal.getInTotal() * 100L) + "%");
+            }
+            if (dataTotal.getOutTotal() != 0) {
+                // 设置出库比例
+                dataTotalVO.setOutPercentage(df.format((double)dataTotalVO.getOutTotal() / dataTotal.getOutTotal() * 100L) + "%");
+            }
+            if (dataTotalVO.getInTotal() != 0 && dataTotalVO.getOutTotal() != 0) {
+                // 设置出入库比列
+                dataTotalVO.setInOutPercentage(df.format((double)dataTotalVO.getOutTotal() / dataTotalVO.getInTotal() * 100L) + "%");
+            }
         }
 
         return success(dataTotalVO);

zn-module-smartfactory/zn-module-smartfactory-biz/src/main/java/cn/iocoder/yudao/module/smartfactory/controller/admin/factorydata/vo/FactoryDataTotalVO.java

@@ -21,4 +21,13 @@ public class FactoryDataTotalVO {
 
     @Schema(description = "破损总数")
     private Integer damageNum;
+
+    @Schema(description = "入库百分比")
+    private String inPercentage;
+
+    @Schema(description = "出库百分比")
+    private String outPercentage;
+
+    @Schema(description = "入库出库百分比")
+    private String inOutPercentage;
 }

zn-module-smartfactory/zn-module-smartfactory-biz/src/main/resources/mapper/factorydata/FactoryDataMapper.xml

@@ -60,9 +60,9 @@
 
     <select id="selectDataSum" resultType="cn.iocoder.yudao.module.smartfactory.controller.admin.factorydata.vo.FactoryDataTotalVO">
         SELECT
-            SUM( CASE WHEN data_type = 2 THEN IFNULL(total_num, 0) END ) AS inTotal,
+            IFNULL( SUM( CASE WHEN data_type = 2 THEN IFNULL(total_num, 0) END ), 0 ) AS inTotal,
-            SUM( CASE WHEN data_type = 1 THEN IFNULL(total_num, 0) END ) AS outTotal,
+            IFNULL( SUM( CASE WHEN data_type = 1 THEN IFNULL(total_num, 0) END ), 0 ) AS outTotal,
-            SUM( CASE WHEN data_type = 1 OR data_type = 2 THEN IFNULL(damage_num, 0) END ) AS damageNum
+            IFNULL( SUM( CASE WHEN data_type = 1 OR data_type = 2 THEN IFNULL(damage_num, 0) END ), 0 ) AS damageNum
         FROM
             sf_factory_data
         WHERE