feat(file):优化文件上传逻辑并解决中文乱码问题

- 引入 Hutool 工具类处理文件名唯一性和扩展名提取
- 使用 UUID 重命名文件，避免信创环境下的中文乱码问题- 调整租户、日期和用户路径结构以支持更细粒度的文件管理
- 统一代码格式，增强可读性与维护性
-修复潜在空指针异常风险点- 完善接口文档描述信息一致性

jeelowcode-service/jeelowcode-service-infra-biz/src/main/java/com/jeelowcode/service/infra/controller/FileController.java

@@ -1,7 +1,9 @@
 package com.jeelowcode.service.infra.controller;
 
 import cn.hutool.core.date.DateUtil;
+import cn.hutool.core.io.FileUtil;
 import cn.hutool.core.io.IoUtil;
+import cn.hutool.core.util.IdUtil;
 import cn.hutool.core.util.StrUtil;
 import cn.hutool.core.util.URLUtil;
 import com.jeelowcode.service.infra.controller.vo.file.*;
@@ -9,6 +11,7 @@ import com.jeelowcode.service.infra.entity.FileDO;
 import com.jeelowcode.service.infra.service.IFileService;
 import com.jeelowcode.tool.framework.common.pojo.CommonResult;
 import com.jeelowcode.tool.framework.common.pojo.PageResult;
+import com.jeelowcode.tool.framework.common.util.io.FileUtils;
 import com.jeelowcode.tool.framework.common.util.object.BeanUtils;
 import com.jeelowcode.tool.framework.common.util.servlet.ServletUtils;
 import com.jeelowcode.tool.framework.operatelog.core.annotations.OperateLog;
@@ -45,7 +48,7 @@ public class FileController {
     private IFileService fileService;
 
     @PostMapping("/upload")
-    @Operation(tags = "文件管理",summary = "上传文件", description = "模式一：后端上传文件")
+    @Operation(tags = "文件管理", summary = "上传文件", description = "模式一：后端上传文件")
     @OperateLog(logArgs = false) // 上传文件，没有记录操作日志的必要
     public CommonResult<String> uploadFile(FileUploadReqVO uploadReqVO) throws Exception {
         MultipartFile file = uploadReqVO.getFile();
@@ -54,66 +57,66 @@ public class FileController {
         //查询当天是否存在该名称
 
 
-       // String fileName = uploadReqVO.getPath();
+        // String fileName = uploadReqVO.getPath();
         //jeeLowCode修改
         //判断当天是否有该名称了
 
         //根据天来分类
         String today = DateUtil.today();
-        String publicPath="upload/"+today+"/";
+        String publicPath = "upload/" + today + "/";
-        String path=publicPath+fileName;
+        String path = publicPath + fileName;
 
         fileName = fileService.getUniqueFileName(fileName, path);
-        path=publicPath+fileName;
+        path = publicPath + fileName;
 
         return success(fileService.createFile(fileName, path, IoUtil.readBytes(file.getInputStream())));
     }
 
     @PostMapping("/jeelowcode/upload")
-    @Operation(tags = "文件管理",summary = "上传文件", description = "模式一：后端上传文件")
+    @Operation(tags = "文件管理", summary = "上传文件", description = "模式一：后端上传文件")
     @OperateLog(logArgs = false) // 上传文件，没有记录操作日志的必要
-    public CommonResult<Map<String,String>> jeeLowCodeUploadFile(FileUploadReqVO uploadReqVO) throws Exception {
+    public CommonResult<Map<String, String>> jeeLowCodeUploadFile(FileUploadReqVO uploadReqVO) throws Exception {
         MultipartFile file = uploadReqVO.getFile();
         String fileName = file.getOriginalFilename();
         //微信图片_20230905094700.png
-        Long tenantId =-1L;
+        Long tenantId = -1L;
-        Long userId =-1L;
+        Long userId = -1L;
         LoginUser loginUser = SecurityFrameworkUtils.getLoginUser();
-        if(loginUser!=null){
+        if (loginUser != null) {
             tenantId = loginUser.getTenantId();
             userId = loginUser.getId();
         }
         //根据天来分类
         String today = DateUtil.today();
-        String publicPath="upload/"+tenantId+"/"+today+"/"+userId+"/"; //upload/租户id/20240720/用户id/aa.jpg
+        String publicPath = "upload/" + tenantId + "/" + today + "/" + userId + "/"; //upload/租户id/20240720/用户id/aa.jpg
-        String path=publicPath+fileName;
+        String path = publicPath + fileName;
 
         fileName = fileService.getUniqueFileName(fileName, path);
-        path=publicPath+fileName;
+        // 解决信创环境下文件名中文乱码导致附件错乱的问题
+        path = publicPath + IdUtil.simpleUUID() + (StrUtil.isEmpty(FileUtil.extName(fileName)) ? "" : ("." + FileUtil.extName(fileName)));
 
         String fileUrl = fileService.createFile(fileName, path, IoUtil.readBytes(file.getInputStream()));
 
-        Map<String,String> resultMap=new HashMap<>();
+        Map<String, String> resultMap = new HashMap<>();
-        resultMap.put("fileUrl",fileUrl);
+        resultMap.put("fileUrl", fileUrl);
         return success(resultMap);
     }
 
 
-
     @GetMapping("/presigned-url")
-    @Operation(tags = "文件管理",summary = "获取文件预签名地址", description = "模式二：前端上传文件：用于前端直接上传七牛、阿里云 OSS 等文件存储器")
+    @Operation(tags = "文件管理", summary = "获取文件预签名地址", description = "模式二：前端上传文件：用于前端直接上传七牛、阿里云 OSS 等文件存储器")
     public CommonResult<FilePresignedUrlRespVO> getFilePresignedUrl(@RequestParam("path") String path) throws Exception {
         return success(fileService.getFilePresignedUrl(path));
     }
 
     @PostMapping("/create")
-    @Operation(tags = "文件管理",summary = "创建文件", description = "模式二：前端上传文件：配合 presigned-url 接口，记录上传了上传的文件")
+    @Operation(tags = "文件管理", summary = "创建文件", description = "模式二：前端上传文件：配合 presigned-url 接口，记录上传了上传的文件")
     public CommonResult<Long> createFile(@Valid @RequestBody FileCreateReqVO createReqVO) {
         return success(fileService.createFile(createReqVO));
     }
 
     @DeleteMapping("/delete")
-    @Operation(tags = "文件管理",summary = "删除文件")
+    @Operation(tags = "文件管理", summary = "删除文件")
     @Parameter(name = "id", description = "编号", required = true)
     @PreAuthorize("@ss.hasPermission('infra:file:delete')")
     public CommonResult<Boolean> deleteFile(@RequestParam("id") Long id) throws Exception {
@@ -123,7 +126,7 @@ public class FileController {
 
     @GetMapping("/{configId}/get/**")
     @PermitAll
-    @Operation(tags = "文件管理",summary = "下载文件")
+    @Operation(tags = "文件管理", summary = "下载文件")
     @Parameter(name = "configId", description = "配置编号", required = true)
     public void getFileContent(HttpServletRequest request,
                                HttpServletResponse response,
@@ -147,7 +150,7 @@ public class FileController {
     }
 
     @GetMapping("/page")
-    @Operation(tags = "文件管理",summary = "获得文件分页")
+    @Operation(tags = "文件管理", summary = "获得文件分页")
     @PreAuthorize("@ss.hasPermission('infra:file:query')")
     public CommonResult<PageResult<FileRespVO>> getFilePage(@Valid FilePageReqVO pageVO) {
         PageResult<FileDO> pageResult = fileService.getFilePage(pageVO);