改了一下下载路径

AES-front/README.md

@@ -36,7 +36,7 @@ Node 安装 18 及以上
 4. 导出功能的依赖
    ```shell
    npm install xlsx file-saver
-5. 展示图标的依赖
+5. 展示图表的依赖
    ```shell
    npm install echarts
 

AES-front/src/api/admin.js

@@ -63,6 +63,13 @@ export default {
       responseType: 'blob',
       params: config,
     }),
+  downloadAttachment: (config) =>
+    request({
+      url: '/downloadFile/downloadAttachment',
+      method: 'get',
+      responseType: 'blob',
+      params: config,
+    }),
   getAssistantByClassIdPage: (data) => request.post('/adminusers/getAssistantByClassIdPage', data),
   deleteClassAssistant: (data) => request.post('/assistantClass/deleteClassAssistant', data),
   findAdminuserByAccount: (data) =>

AES-front/src/views/admin/problem/problem-review.vue

@@ -143,7 +143,7 @@ const problemReviewValue=ref({
 
 const down = async() =>{
   try {
-    const res = await api.download({
+    const res = await api.downloadAttachment({
       fileName: problemReviewValue.value.attachment
     })
     const contentDisposition = res.headers["content-disposition"]

AES/src/main/java/com/example/aes/user/controller/DownLoadFileController.java

@@ -1,8 +1,9 @@
 package com.example.aes.user.controller;
 
 import cn.hutool.core.io.FileUtil;
-
+import java.nio.file.Files;
-import cn.hutool.core.io.resource.UrlResource;
+import java.nio.file.Path;
+import org.springframework.core.io.UrlResource;
 import com.example.aes.global.model.RespBean;
 import org.springframework.core.io.Resource;
 import org.springframework.core.io.ResourceLoader;
@@ -86,6 +87,41 @@ public class DownLoadFileController {
         return RespBean.ok("importClassStudentModel");
     }
 
+    @GetMapping("/downloadAttachment")
+    public RespBean downloadAttachment(String fileName, HttpServletResponse response) throws IOException {
+        // 设置响应头
+        response.setHeader("Content-Disposition", "attachment;filename=" + URLEncoder.encode(fileName, "UTF-8"));
+
+        // 构建文件路径（根目录下的 upload 目录）
+        String root = System.getProperty("user.dir"); // 获取项目根目录
+        String filePath = root + File.separator + "upload" + File.separator + fileName;
+        File file = new File(filePath);
+
+        // 检查文件是否存在
+        if (!file.exists()) {
+            // 返回错误信息
+            response.setStatus(HttpServletResponse.SC_NOT_FOUND); // 设置 HTTP 状态码为 404
+            OutputStream outputStream = response.getOutputStream();
+            outputStream.write(("文件未找到: " + fileName).getBytes());
+            outputStream.flush();
+            outputStream.close();
+            return RespBean.error("文件未找到");
+        }
+
+        // 下载文件
+        try (InputStream inputStream = new FileInputStream(file);
+             BufferedInputStream bufferedInputStream = new BufferedInputStream(inputStream);
+             OutputStream outputStream = response.getOutputStream()) {
+            byte[] buffer = new byte[1024];
+            int bytesRead;
+            while ((bytesRead = bufferedInputStream.read(buffer)) != -1) {
+                outputStream.write(buffer, 0, bytesRead);
+            }
+            outputStream.flush();
+        }
+        return RespBean.ok(fileName);
+    }
+
     @GetMapping("/downloadTestOut")
     public RespBean downloadTestOut(String fileNameOut, String fileNameIn, HttpServletResponse response) throws IOException{
         String prefix = "dhuoj://";