学员学籍异动申请新增报错

backend/roomroot-admin/src/main/java/com/roomroot/web/controller/jwgl/DownloadController.java

@@ -2,6 +2,8 @@ package com.roomroot.web.controller.jwgl;
 
 import com.roomroot.common.exception.ServiceException;
 import com.roomroot.common.utils.file.FileUtils;
+import com.roomroot.jwgl.service.TeachingMaterialService;
+import jakarta.annotation.Resource;
 import jakarta.servlet.http.HttpServletResponse;
 import org.apache.commons.io.IOUtils;
 import org.springframework.core.io.ClassPathResource;
@@ -23,6 +25,9 @@ public class DownloadController {
 
     private static final String TEMPLATE_DIR = "file/";
 
+    @Resource
+    private TeachingMaterialService teachingMaterialService;
+
     /**
      * 人才培养方案课程数据文件模板
      */
@@ -56,11 +61,11 @@ public class DownloadController {
     }
 
     /**
-     * 教材管理模板
+     * 教材管理模板（动态生成，与 /teachingMaterial/template 一致）
      */
     @GetMapping("/teaching-material")
-    public void downloadTeachingMaterial(HttpServletResponse response) throws IOException {
-        downloadTemplate(response, "教材管理.xls");
+    public void downloadTeachingMaterial(HttpServletResponse response) {
+        teachingMaterialService.downloadTemplate(response);
     }
 
     /**