教学大纲下载功能

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

@@ -103,9 +103,13 @@ public class ZYJXJHBController {
 
     /**
      * 导出专业教学计划到 Excel(.xlsx)。
+     * <p>专业代号、停用标识可选，与列表筛选条件一致。</p>
      */
     @GetMapping("/export")
-    public void exportData(HttpServletResponse response) throws Exception {
-        zyjxjhbService.exportZYJXJHBExcel(response);
+    public void exportData(
+            HttpServletResponse response,
+            @RequestParam(required = false) String zydh,
+            @RequestParam(required = false) Integer ty) throws Exception {
+        zyjxjhbService.exportZYJXJHBExcel(response, zydh, ty);
     }
 }

backend/roomroot-jwgl/src/main/java/com/roomroot/jwgl/service/ZYJXJHBService.java

@@ -68,6 +68,11 @@ public interface ZYJXJHBService {
     /** 从 Excel(.xls/.xlsx) 导入专业教学计划 */
     int importZYJXJHBFromExcel(org.springframework.web.multipart.MultipartFile file) throws Exception;
 
-    /** 导出专业教学计划到 Excel(.xlsx) */
-    void exportZYJXJHBExcel(jakarta.servlet.http.HttpServletResponse response) throws Exception;
+    /**
+     * 导出专业教学计划到 Excel(.xlsx)。
+     *
+     * @param zydh 专业代号（可选）
+     * @param ty   停用标识（可选，0-正常，1-停用）
+     */
+    void exportZYJXJHBExcel(jakarta.servlet.http.HttpServletResponse response, String zydh, Integer ty) throws Exception;
 }

backend/roomroot-jwgl/src/main/java/com/roomroot/jwgl/service/impl/ZYJXJHBServiceImpl.java

@@ -104,9 +104,16 @@ public class ZYJXJHBServiceImpl implements ZYJXJHBService {
     }
 
     @Override
-    public void exportZYJXJHBExcel(jakarta.servlet.http.HttpServletResponse response) throws Exception {
-        List<ZYJXJHB> list = zyjxjhbMapper.selectList(
-                new LambdaQueryWrapper<ZYJXJHB>().orderByAsc(ZYJXJHB::getZydh));
+    public void exportZYJXJHBExcel(jakarta.servlet.http.HttpServletResponse response, String zydh, Integer ty) throws Exception {
+        LambdaQueryWrapper<ZYJXJHB> wrapper = new LambdaQueryWrapper<>();
+        if (zydh != null && !zydh.isEmpty()) {
+            wrapper.eq(ZYJXJHB::getZydh, zydh);
+        }
+        if (ty != null) {
+            wrapper.eq(ZYJXJHB::getTy, ty);
+        }
+        wrapper.orderByAsc(ZYJXJHB::getZydh);
+        List<ZYJXJHB> list = zyjxjhbMapper.selectList(wrapper);
         String[] headers = {"专业代号", "课编号", "学期第次", "课类型", "学时", "学分", "周课时",
                 "课程定位", "模块", "成绩分制", "理论学时", "实践学时", "考试课时", "教研室代号", "简称"};
         byte[] bytes = com.roomroot.jwgl.utils.ExcelExportUtil.export("专业教学计划", headers, list,