修复创建数据集版本重复bug

ruoyi-modules/management-platform/src/main/java/com/ruoyi/platform/service/impl/NewDatasetServiceImpl.java

@@ -179,6 +179,14 @@ public class NewDatasetServiceImpl implements NewDatasetService {
     }
 
     public String newCreateVersion(NewDatasetVo datasetVo) throws Exception {
+        List<Map<String, Object>> versionList = getVersionList(datasetVo.getIdentifier(), datasetVo.getOwner());
+        for (Map<String, Object> versionMap : versionList) {
+            String version = (String) versionMap.get("name");
+            if (version.equals(datasetVo.getVersion())) {
+                throw new Exception("版本已存在");
+            }
+        }
+
         String token = gitService.checkoutToken();
         Jedis jedis = new Jedis(redisHost, redisPort);
         LoginUser loginUser = SecurityUtils.getLoginUser();