上传文件问题bug修复2

nxhs-service/src/main/java/cc/yunxi/service/impl/FileServiceImpl.java

@@ -74,7 +74,10 @@ public class FileServiceImpl extends ServiceImpl<FileMapper, File> implements IF
      * @return File
      */
     private File getFileInfoByHashVal(String hashName) {
-        return new LambdaQueryChainWrapper<>(fileMapper).eq(File::getHashVal, hashName).one();
+        return new LambdaQueryChainWrapper<>(fileMapper)
+                .eq(File::getHashVal, hashName)
+                .last("limit 1")
+                .one();
     }
 
     @Override
@@ -146,6 +149,7 @@ public class FileServiceImpl extends ServiceImpl<FileMapper, File> implements IF
                 // 判断文件来源
                 String userId = ObjectUtil.isNotEmpty(UserContext.getUser()) ? UserContext.getUser().getId() : "";
                 Integer source = StrUtil.isNotEmpty(userId) ? 1 : 2;
+                if (fileInfo == null) {
                     // 入库操作
                     fileInfo = new File().setUrl(URI)
                             .setFilename(originalName)
@@ -156,6 +160,7 @@ public class FileServiceImpl extends ServiceImpl<FileMapper, File> implements IF
                             .setCreatorUserId(userId);
                     this.save(fileInfo);
                 }
+            }
             return uploadRespVO;
         } catch (IOException exception) {
             throw new BizIllegalException("上传失败");