diff --git a/src/main/java/com/sztzjy/resource_center/controller/api/CaseApi.java b/src/main/java/com/sztzjy/resource_center/controller/api/CaseApi.java
index 0fc50e1..43c8a8c 100644
--- a/src/main/java/com/sztzjy/resource_center/controller/api/CaseApi.java
+++ b/src/main/java/com/sztzjy/resource_center/controller/api/CaseApi.java
@@ -98,10 +98,10 @@ public class CaseApi {
     @ApiOperation("案例题页面查询")
     @PostMapping("selectCaseList")
     public PageInfo<SysCaseQuestion> selectCaseList(@RequestParam Integer index,
-                                                            @RequestParam Integer size,
-                                                            @RequestParam(required = false) String keyword,
-                                                            @RequestParam(required = false) String systemOwner,
-                                                            @RequestParam(required = false) String schoolId) {
+                                                    @RequestParam Integer size,
+                                                    @RequestParam(required = false) String keyword,
+                                                    @RequestParam(required = false) String systemOwner,
+                                                    @RequestParam(required = false) String schoolId) {
         SysOneCatalog sysOneCatalogs = getSysOneCatalogs(systemOwner);
         String oneId = sysOneCatalogs.getOneId();
         List<SysCaseQuestion> list = caseQuestionMapper.selectCaseByConditions(keyword, oneId, schoolId);
@@ -336,4 +336,26 @@ public class CaseApi {
         String oneId = sysOneCatalogs.getOneId();
         return caseQuestionStepMapper.getGradeReportCase(caseIdList, schoolId, oneId);
     }
+
+
+    //根据课程ID查询案例题
+    @PostMapping("selectCaseByCourseId")
+    @ApiOperation("根据课程ID查询案例题")
+    public List<SysCaseQuestion> selectCaseByCourseId(@RequestParam String courseId,
+                                                      @RequestParam String systemOwner,
+                                                      @RequestParam String schoolId) {
+        SysOneCatalog sysOneCatalogs = getSysOneCatalogs(systemOwner);
+        String oneId = sysOneCatalogs.getOneId();
+
+        SysTopicAndCourseExample example = new SysTopicAndCourseExample();
+        example.createCriteria().andTwoIdEqualTo(courseId).andOneIdEqualTo(oneId);
+        List<SysTopicAndCourse> sysTopicAndCourses = topicAndCourseMapper.selectByExample(example);
+
+        List<String> collect = sysTopicAndCourses.stream().map(SysTopicAndCourse::getTopicId).collect(Collectors.toList());
+
+        SysCaseQuestionExample example1 = new SysCaseQuestionExample();
+        example1.createCriteria().andCaseIdIn(collect).andSourceEqualTo(schoolId);
+        List<SysCaseQuestion> list = caseQuestionMapper.selectByExampleWithBLOBs(example1);
+        return list;
+    }
 }
diff --git a/src/main/java/com/sztzjy/resource_center/controller/new_module/admin/AdminDataController.java b/src/main/java/com/sztzjy/resource_center/controller/new_module/admin/AdminDataController.java
index 798306d..09930b1 100644
--- a/src/main/java/com/sztzjy/resource_center/controller/new_module/admin/AdminDataController.java
+++ b/src/main/java/com/sztzjy/resource_center/controller/new_module/admin/AdminDataController.java
@@ -10,6 +10,7 @@ import com.sztzjy.resource_center.entity.admin.*;
 import com.sztzjy.resource_center.mapper.admin.AdminDataLabelMapper;
 import com.sztzjy.resource_center.mapper.admin.AdminDataMapper;
 import com.sztzjy.resource_center.mapper.admin.AdminFileMapper;
+import com.sztzjy.resource_center.util.PageUtil;
 import com.sztzjy.resource_center.util.ResultEntity;
 import com.sztzjy.resource_center.util.file.IFileUtil;
 import io.swagger.annotations.Api;
@@ -162,9 +163,8 @@ public class AdminDataController {
                                                            @RequestParam(required = false) String keyWord,
                                                            @ApiParam("精品案例不传，院校案例1") @RequestParam(required = false) String type,
                                                            @RequestParam(required = false) String labelName) {
-        PageHelper.startPage(index, size);
         List<AdminDataReturnDto> adminDataReturnDtos = adminDataMapper.selectByConditions(keyWord, type, labelName);
-        PageInfo pageInfo = new PageInfo(adminDataReturnDtos);
+        PageInfo pageInfo = PageUtil.pageHelper(adminDataReturnDtos, index, size);
         return new ResultEntity<>(pageInfo);
     }
 
diff --git a/src/main/java/com/sztzjy/resource_center/controller/new_module/stu/StuDataController.java b/src/main/java/com/sztzjy/resource_center/controller/new_module/stu/StuDataController.java
index f8c7c34..621c537 100644
--- a/src/main/java/com/sztzjy/resource_center/controller/new_module/stu/StuDataController.java
+++ b/src/main/java/com/sztzjy/resource_center/controller/new_module/stu/StuDataController.java
@@ -8,6 +8,7 @@ import com.sztzjy.resource_center.entity.admin.*;
 import com.sztzjy.resource_center.mapper.admin.AdminCollectDataMapper;
 import com.sztzjy.resource_center.mapper.admin.AdminDataMapper;
 import com.sztzjy.resource_center.mapper.admin.AdminFileMapper;
+import com.sztzjy.resource_center.util.PageUtil;
 import com.sztzjy.resource_center.util.ResultEntity;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
@@ -80,9 +81,8 @@ public class StuDataController {
                                                                           @ApiParam("为空展示所有数据，院校数据传学校ID") @RequestParam(required = false) String source,
                                                                           @ApiParam("收藏案例页面传") @RequestParam(required = false) String userId,
                                                                           @RequestParam(required = false) String labelName) {
-        PageHelper.startPage(index, size);
-        List<AdminDataReturnDto> adminDataReturnDtos = adminDataMapper.selectByConditionsBySchoolId(keyWord, source, userId, labelName);
-        PageInfo pageInfo = new PageInfo(adminDataReturnDtos);
+       List<AdminDataReturnDto> adminDataReturnDtos = adminDataMapper.selectByConditionsBySchoolId(keyWord, source, userId, labelName);
+        PageInfo pageInfo = PageUtil.pageHelper(adminDataReturnDtos, index, size);
         return new ResultEntity<PageInfo<AdminDataReturnDto>>(pageInfo);
     }
 }