新单跟进52

yd-csf-api/src/main/java/com/yd/csf/api/controller/ApiFortuneController.java

@@ -2,6 +2,7 @@ package com.yd.csf.api.controller;
 
 import com.alibaba.excel.EasyExcel;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.fasterxml.jackson.databind.ObjectMapper;
 import com.yd.auth.core.dto.AuthUserDto;
 import com.yd.auth.core.utils.SecurityUtil;
 import com.yd.common.enums.CommonEnum;
@@ -24,6 +25,7 @@ import org.apache.commons.collections4.CollectionUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.http.MediaType;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
@@ -178,7 +180,17 @@ public class ApiFortuneController {
         try {
             fortuneService.downloadAccount(fortuneDownloadRequest, response);
         } catch (Exception e) {
-            throw new BusinessException(ResultCode.FAIL.getCode(), "出账清单生成失败");
+            // 设置响应类型为 JSON，而不是文件流
+            response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
+            response.setContentType(MediaType.APPLICATION_JSON_VALUE);
+            response.setCharacterEncoding("UTF-8");
+
+            Result<String> errorResult = Result.fail(
+                    ResultCode.FAIL.getCode(),
+                    "文件下载失败: " + e.getMessage()
+            );
+
+            response.getWriter().write(new ObjectMapper().writeValueAsString(errorResult));
         }
     }