diff --git a/src/main/java/cn/teammodel/controller/admin/service/impl/ArtServiceImpl.java b/src/main/java/cn/teammodel/controller/admin/service/impl/ArtServiceImpl.java
index d31dd58..e0755e7 100644
--- a/src/main/java/cn/teammodel/controller/admin/service/impl/ArtServiceImpl.java
+++ b/src/main/java/cn/teammodel/controller/admin/service/impl/ArtServiceImpl.java
@@ -38,7 +38,7 @@ public class ArtServiceImpl implements ArtService {
     private Environment env;
     @Override
     public List<ArtElementsVo> getArtList(ArtFindDto artFindDto, HttpServletRequest request) {
-        List<ArtElementsVo> artElementsVos = artRepository.findPeriodById(artFindDto.getPeriodId(),"Art-"+ artFindDto.getCode());
+        List<ArtElementsVo> artElementsVos = artRepository.findPeriodById(artFindDto.getPeriodId(),"Art-"+ artFindDto.getCode(), artFindDto.getStartTime(), artFindDto.getEndTime());
         List<String> classIds = artElementsVos.stream()
                 .map(ArtElementsVo::getClasses) // 正确的方法引用
                 .flatMap(List::stream) // 将内部列表扁平化
diff --git a/src/main/java/cn/teammodel/repository/ArtRepository.java b/src/main/java/cn/teammodel/repository/ArtRepository.java
index 072f9af..b2552de 100644
--- a/src/main/java/cn/teammodel/repository/ArtRepository.java
+++ b/src/main/java/cn/teammodel/repository/ArtRepository.java
@@ -14,8 +14,10 @@ public interface ArtRepository extends CosmosRepository<Art, String> {
     /**
     * 动态投影, 查询还是要将所有的值查出来,类的动态查询不能嵌套
     */
-    @Query("select s.id,s.name,s.classes,s.startTime,s.endTime,s.subjects,s.progress,s.settings from Art as s where s.period.id = @periodId and s.code = @code")
-    List<ArtElementsVo> findPeriodById(@Param("periodId")String periodId, @Param("code")String code);
+    @Query("select s.id,s.name,s.classes,s.startTime,s.endTime,s.subjects,s.progress,s.settings from Art as s where s.period.id = @periodId and s.code = @code " +
+            "and (IS_NULL(@startTime) or s.startTime >= @startTime) " +
+            "and (IS_NULL(@endTime) or s.startTime < @endTime) ")
+    List<ArtElementsVo> findPeriodById(@Param("periodId")String periodId, @Param("code")String code, @Param("startTime")Long startTime, @Param("endTime")Long endTime);
 
 
 }