diff --git a/src/main/java/com/sztzjy/resource_center/controller/new_module/admin/AdminComponentCodeController.java b/src/main/java/com/sztzjy/resource_center/controller/new_module/admin/AdminComponentCodeController.java
index 63898a3..ab05626 100644
--- a/src/main/java/com/sztzjy/resource_center/controller/new_module/admin/AdminComponentCodeController.java
+++ b/src/main/java/com/sztzjy/resource_center/controller/new_module/admin/AdminComponentCodeController.java
@@ -67,56 +67,42 @@ public class AdminComponentCodeController {
     @ApiOperation("新增")
     @AnonymousAccess
     @Transactional
-    public ResultEntity<String> add(@ApiParam("代码内容") String codeContent,
-                                    @ApiParam("参数释义")@RequestParam(required = false) String parameterContent,
-                                    @ApiParam("步骤名称（一级标签）") String stepName,
-                                    @ApiParam("案例名称（二级标签）") String caseName,
-                                    @RequestParam(required = false) List<MultipartFile> dataFile) {
+    public ResultEntity<String> add(@RequestBody UpdateAdminDataDTO dto) {
 
-        if (StringUtils.isBlank(stepName)) {
+        if (StringUtils.isBlank(dto.getStepName())) {
             return new ResultEntity<>(HttpStatus.BAD_REQUEST, "请输入步骤名称！");
         }
-        if (StringUtils.isBlank(caseName)) {
+        if (StringUtils.isBlank(dto.getCaseName())) {
             return new ResultEntity<>(HttpStatus.BAD_REQUEST, "请输入案例名称！");
         }
-        if (StringUtils.isBlank(codeContent)) {
+        if (StringUtils.isBlank(dto.getCodeContent())) {
             return new ResultEntity<>(HttpStatus.BAD_REQUEST, "请输入代码内容！");
         }
-        if (StringUtils.isBlank(parameterContent)) {
-            return new ResultEntity<>(HttpStatus.BAD_REQUEST, "请输入参数释义！");
+//        if (StringUtils.isBlank(dto.getParameterContent())) {
+//            return new ResultEntity<>(HttpStatus.BAD_REQUEST, "请输入参数释义！");
+//        }
+
+
+        //查询是否已有该案例名称
+        AdminComponentCodeExample codeExample=new AdminComponentCodeExample();
+        codeExample.createCriteria().andChapterNameEqualTo(dto.getCaseName()).andCourseNameEqualTo(dto.getStepName());
+        List<AdminComponentCode> adminComponentCodes = adminComponentCodeMapper.selectByExample(codeExample);
+
+        if(!adminComponentCodes.isEmpty()){
+            return new ResultEntity<>(HttpStatus.BAD_REQUEST, "该案例已存在！");
         }
 
         //新增
         AdminComponentCodeWithBLOBs adminComponentCode = new AdminComponentCodeWithBLOBs();
-        Integer uuid = UUID.randomUUID().toString().replaceAll("-", "").hashCode();
-        uuid = uuid < 0 ? -uuid : uuid;//String.hashCode() 值会为空
-        adminComponentCode.setId(uuid);
-        adminComponentCode.setCourseName(stepName);
-        adminComponentCode.setChapterName(caseName);
-        adminComponentCode.setItem(codeContent);
-        adminComponentCode.setDefinition(parameterContent);
+
+        adminComponentCode.setCourseName(dto.getStepName());
+        adminComponentCode.setChapterName(dto.getCaseName());
+        adminComponentCode.setItem(dto.getCodeContent());
+        adminComponentCode.setDefinition(dto.getParameterContent());
         adminComponentCode.setStatus(0); //默认下架，发布后上架
         adminComponentCode.setCreateTime(new Date());
 
 
-        //设置数据文件
-        if (dataFile != null && !dataFile.isEmpty()) {
-            List<AdminFile> list = new ArrayList<>();
-            for (MultipartFile file : dataFile) {
-                AdminFile adminFile = new AdminFile();
-                adminFile.setFileId(IdUtil.randomUUID());
-                String dataUrl = fileUtil.upload(file);
-                String fullFileName = file.getOriginalFilename();
-                adminFile.setFileUrl(dataUrl);
-                adminFile.setName(fullFileName);
-                adminFile.setSource("案例表");
-                adminFile.setDataCaseId(String.valueOf(uuid));
-                list.add(adminFile);
-            }
-            //批量新增数据文件
-            adminFileMapper.insertBatch(list);
-        }
-
         //新增案例
         adminComponentCodeMapper.insert(adminComponentCode);
         return new ResultEntity<>(HttpStatus.OK, "新增成功！");
@@ -165,6 +151,8 @@ public class AdminComponentCodeController {
             codeExample.createCriteria().andChapterNameLike("%"+caseName+"%");
         }
 
+        codeExample.setOrderByClause("create_time DESC");
+
         List<AdminComponentCodeWithBLOBs> adminComponentCodeWithBLOBs = adminComponentCodeMapper.selectByExampleWithBLOBs(codeExample);
 
         PageInfo pageInfo = PageUtil.pageHelper(adminComponentCodeWithBLOBs, index, size);