优化首页大屏抽问抽答接口性能：批量调用时统一初始化部门缓存，避免重复查询数据库

airport-admin/src/main/java/com/sundot/airport/web/controller/system/SysHomePageController.java

@@ -285,23 +285,29 @@ public class SysHomePageController extends BaseController {
      */
     private List<SysHomePageDetailDto> getSysHomePageDetailDtoList(List<SysHomePageDetailQueryParamDto> dtoList) {
         List<SysHomePageDetailDto> result = new ArrayList<>();
-        for (SysHomePageDetailQueryParamDto item : dtoList) {
-            SysHomePageDetailDto resultItem = new SysHomePageDetailDto();
-            resultItem.setId(item.getId());
-            resultItem.setName(item.getName());
-            resultItem.setType(item.getType());
-            resultItem.setLearningGrowthScore(getLearningGrowthScore(item));
-            resultItem.setLearningGrowthScoreGraph(resultItem.getLearningGrowthScore().divide(BigDecimal.valueOf(100), 4, RoundingMode.HALF_UP));
-            resultItem.setCheckPassRate(getCheckPassRate(item));
-            resultItem.setCheckPassRateGraph(resultItem.getCheckPassRate());
-            resultItem.setSeizureCount(getSeizureCount(item));
-            resultItem.setSeizureCountGraph(getSeizureCountGraph(item));
-            resultItem.setWorkingHours(getWorkingHours(item));
-            resultItem.setWorkingHoursGraph(getWorkingHoursGraph(item));
-            // 抽问抽答正确率
-            resultItem.setAnswersAccuracy(getAnswersAccuracy(item));
-            resultItem.setAnswersAccuracyGraph(resultItem.getAnswersAccuracy());
-            result.add(resultItem);
+        // 批量调用前统一初始化部门缓存，避免每次 getAnswersAccuracy 都重复查询数据库
+        accuracyStatisticsService.initDeptCache();
+        try {
+            for (SysHomePageDetailQueryParamDto item : dtoList) {
+                SysHomePageDetailDto resultItem = new SysHomePageDetailDto();
+                resultItem.setId(item.getId());
+                resultItem.setName(item.getName());
+                resultItem.setType(item.getType());
+                resultItem.setLearningGrowthScore(getLearningGrowthScore(item));
+                resultItem.setLearningGrowthScoreGraph(resultItem.getLearningGrowthScore().divide(BigDecimal.valueOf(100), 4, RoundingMode.HALF_UP));
+                resultItem.setCheckPassRate(getCheckPassRate(item));
+                resultItem.setCheckPassRateGraph(resultItem.getCheckPassRate());
+                resultItem.setSeizureCount(getSeizureCount(item));
+                resultItem.setSeizureCountGraph(getSeizureCountGraph(item));
+                resultItem.setWorkingHours(getWorkingHours(item));
+                resultItem.setWorkingHoursGraph(getWorkingHoursGraph(item));
+                // 抽问抽答正确率
+                resultItem.setAnswersAccuracy(getAnswersAccuracy(item));
+                resultItem.setAnswersAccuracyGraph(resultItem.getAnswersAccuracy());
+                result.add(resultItem);
+            }
+        } finally {
+            accuracyStatisticsService.clearDeptCache();
         }
         return result;
     }

airport-exam/src/main/java/com/sundot/airport/exam/service/impl/AccuracyStatisticsServiceImpl.java

@@ -1218,7 +1218,7 @@ public class AccuracyStatisticsServiceImpl implements IAccuracyStatisticsService
             }
         } else if (deptId != null) {
             // 部门维度
-            DeptHierarchy hierarchy = getDeptHierarchy(deptId);
+            DeptHierarchy hierarchy = getDeptHierarchyCached(deptId);
             List<Long> teamIds = getTeamIdsUnderDept(deptId, hierarchy);
             long[] counts = calculateAccuracyCountsForTeams(teamIds, startDate, endDate);
             if (counts[1] > 0) {