update 非空验证

src/main/java/cn/teammodel/controller/admin/service/impl/TeacherServiceImpl.java

@@ -781,7 +781,13 @@ public class TeacherServiceImpl implements TeacherService {
             mapTeach.put("MaterialCount",scores[8]);
             mapTeach.put("TpcplanCount",scores[9]);
             mapTeach.put("Lessons",lessonRecords.size());
+            // 检查 sugVos 是否为空
+            if (!sugVos.isEmpty()) {
                 mapTeach.put("starLevel", sugVos.get(0).getStar_level());
+            } else {
+                // 处理空列表的情况，例如设置默认值
+                mapTeach.put("starLevel", 0); // 或者其他默认值
+            }
             return mapTeach;
 
         }else if(teacherDto.getGradeName() != null) {