diff --git a/jeecg-boot/jeecg-boot-module/jeecg-module-aiol/src/main/java/org/jeecg/modules/aiol/controller/AiolCourseSectionController.java b/jeecg-boot/jeecg-boot-module/jeecg-module-aiol/src/main/java/org/jeecg/modules/aiol/controller/AiolCourseSectionController.java
index 0e2cd116..114ade77 100644
--- a/jeecg-boot/jeecg-boot-module/jeecg-module-aiol/src/main/java/org/jeecg/modules/aiol/controller/AiolCourseSectionController.java
+++ b/jeecg-boot/jeecg-boot-module/jeecg-module-aiol/src/main/java/org/jeecg/modules/aiol/controller/AiolCourseSectionController.java
@@ -114,7 +114,7 @@ public class AiolCourseSectionController extends JeecgController<AiolCourseSecti
 				aiolEntityLinkMapper.insert(entityLink);
 			}
 
-			return Result.OK("添加成功！");
+			return Result.OK(sectionDTO.getId());
 		} catch (Exception e) {
 			log.error("添加课程章节失败: {}", e.getMessage(), e);
 			return Result.error("添加课程章节失败: " + e.getMessage());
diff --git a/jeecg-boot/jeecg-boot-module/jeecg-module-aiol/src/main/java/org/jeecg/modules/aiol/controller/AiolMessageController.java b/jeecg-boot/jeecg-boot-module/jeecg-module-aiol/src/main/java/org/jeecg/modules/aiol/controller/AiolMessageController.java
new file mode 100644
index 00000000..c5ccb4a5
--- /dev/null
+++ b/jeecg-boot/jeecg-boot-module/jeecg-module-aiol/src/main/java/org/jeecg/modules/aiol/controller/AiolMessageController.java
@@ -0,0 +1,116 @@
+package org.jeecg.modules.aiol.controller;
+
+import org.jeecg.common.api.dto.message.MessageDTO;
+import org.jeecg.common.constant.enums.MessageTypeEnum;
+import org.jeecg.common.system.api.ISysBaseAPI;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import org.jeecg.common.api.vo.Result;
+import org.apache.shiro.SecurityUtils;
+import org.jeecg.common.system.vo.LoginUser;
+import org.springframework.web.bind.annotation.RequestParam;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import org.jeecg.modules.system.model.AnnouncementSendModel;
+import org.jeecg.modules.system.service.ISysAnnouncementSendService;
+
+import org.apache.commons.lang3.StringUtils;
+
+@RestController
+@RequestMapping("/aiol/message")
+public class AiolMessageController {
+    @Autowired
+    private ISysBaseAPI sysBaseApi;
+
+    @Autowired
+    private ISysAnnouncementSendService sysAnnouncementSendService;
+
+    @GetMapping("/test")
+    public void test() {
+        // //推送消息
+        // MessageDTO messageDTO = new MessageDTO();
+        // messageDTO.setToAll(false);
+        // messageDTO.setToUser("202121200873");
+        // messageDTO.setTitle("评论和@");
+        // messageDTO.setCategory("3");
+        // //推送消息类型
+        // messageDTO.setType(MessageTypeEnum.XT.getType());
+        // messageDTO.setIsMarkdown(false);
+        // messageDTO.setFromUser("202121200874");
+        // messageDTO.setContent("{\"sender\":{\"id\":\"1966804797404344321\",\"username\":\"小明\"},\"comment\":{\"id\":456,\"content\":\"老师讲得真棒！[user:789:李四] 快来看这个课程！\"},\"entity\":{\"type\":\"course\",\"id\":\"1954463468539371522\",\"title\":\"python语言基础与应用\"},\"actionTime\":\"2025-09-16T15:30:00Z\"}");
+        // sysBaseApi.sendTemplateMessage(messageDTO);
+
+        //推送消息
+        MessageDTO messageDTO = new MessageDTO();
+        messageDTO.setToAll(false);
+        messageDTO.setToUser("202121200873");
+        messageDTO.setTitle("赞和收藏");
+        messageDTO.setCategory("4");
+        //推送消息类型
+        messageDTO.setType(MessageTypeEnum.XT.getType());
+        messageDTO.setIsMarkdown(false);
+        messageDTO.setFromUser("202121200874");
+        messageDTO.setContent("{\"sender\":{\"id\":\"202121200874\",\"username\":\"202121200874\"},\"entity\":{\"type\":\"course\",\"id\":\"1954463468539371522\",\"title\":\"python语言基础与应用\"},\"action\":\"like\",\"actionTime\":\"2025-09-16T15:35:00Z\"}");
+        sysBaseApi.sendTemplateMessage(messageDTO);
+    }
+
+    @GetMapping("/comments_at")
+    public Result<IPage<AnnouncementSendModel>> queryCommentsAndAt(
+            AnnouncementSendModel model,
+            @RequestParam(name = "pageNo", defaultValue = "1") Integer pageNo,
+            @RequestParam(name = "pageSize", defaultValue = "10") Integer pageSize) {
+        try {
+            LoginUser sysUser = (LoginUser) SecurityUtils.getSubject().getPrincipal();
+            String userId = sysUser.getId();
+            model.setUserId(userId);
+            model.setPageNo((pageNo - 1) * pageSize);
+            model.setPageSize(pageSize);
+            // 处理时间范围与SysAnnouncementSendController一致
+            if (StringUtils.isNotEmpty(model.getSendTimeBegin())) {
+                model.setSendTimeBegin(model.getSendTimeBegin() + " 00:00:00");
+            }
+            if (StringUtils.isNotEmpty(model.getSendTimeEnd())) {
+                model.setSendTimeEnd(model.getSendTimeEnd() + " 23:59:59");
+            }
+            // 评论和@ 消息类别 = 3
+            model.setMsgCategory("3");
+
+            Page<AnnouncementSendModel> page = new Page<>(pageNo, pageSize);
+            IPage<AnnouncementSendModel> pageList = sysAnnouncementSendService.getMyAnnouncementSendPage(page, model);
+            return Result.OK(pageList);
+        } catch (Exception e) {
+            return Result.error("查询评论/@消息失败: " + e.getMessage());
+        }
+    }
+
+    @GetMapping("/likes")
+    public Result<IPage<AnnouncementSendModel>> queryLikes(
+            AnnouncementSendModel model,
+            @RequestParam(name = "pageNo", defaultValue = "1") Integer pageNo,
+            @RequestParam(name = "pageSize", defaultValue = "10") Integer pageSize) {
+        try {
+            LoginUser sysUser = (LoginUser) SecurityUtils.getSubject().getPrincipal();
+            String userId = sysUser.getId();
+            model.setUserId(userId);
+            model.setPageNo((pageNo - 1) * pageSize);
+            model.setPageSize(pageSize);
+            if (StringUtils.isNotEmpty(model.getSendTimeBegin())) {
+                model.setSendTimeBegin(model.getSendTimeBegin() + " 00:00:00");
+            }
+            if (StringUtils.isNotEmpty(model.getSendTimeEnd())) {
+                model.setSendTimeEnd(model.getSendTimeEnd() + " 23:59:59");
+            }
+            // 点赞 消息类别 = 4
+            model.setMsgCategory("4");
+
+            Page<AnnouncementSendModel> page = new Page<>(pageNo, pageSize);
+            IPage<AnnouncementSendModel> pageList = sysAnnouncementSendService.getMyAnnouncementSendPage(page, model);
+            return Result.OK(pageList);
+        } catch (Exception e) {
+            return Result.error("查询点赞消息失败: " + e.getMessage());
+        }
+    }
+}
diff --git a/jeecg-boot/jeecg-boot-module/jeecg-module-aiol/src/main/java/org/jeecg/modules/aiol/entity/AiolCourse.java b/jeecg-boot/jeecg-boot-module/jeecg-module-aiol/src/main/java/org/jeecg/modules/aiol/entity/AiolCourse.java
index 09189c07..d5858443 100644
--- a/jeecg-boot/jeecg-boot-module/jeecg-module-aiol/src/main/java/org/jeecg/modules/aiol/entity/AiolCourse.java
+++ b/jeecg-boot/jeecg-boot-module/jeecg-module-aiol/src/main/java/org/jeecg/modules/aiol/entity/AiolCourse.java
@@ -22,7 +22,7 @@ import lombok.experimental.Accessors;
 /**
  * @Description: 课程
  * @Author: jeecg-boot
- * @Date:   2025-09-13
+ * @Date:   2025-09-17
  * @Version: V1.0
  */
 @Data
@@ -141,6 +141,14 @@ public class AiolCourse implements Serializable {
 	@Excel(name = "上架状态", width = 15)
     @Schema(description = "上架状态")
     private java.lang.Integer publishStatus;
+	/**学期*/
+	@Excel(name = "学期", width = 15)
+    @Schema(description = "学期")
+    private java.lang.String semester;
+	/**是否允许下载*/
+	@Excel(name = "是否允许下载", width = 15)
+    @Schema(description = "是否允许下载")
+    private java.lang.Integer allowDownload;
 	/**创建人*/
     @Schema(description = "创建人")
     private java.lang.String createBy;
diff --git a/jeecg-boot/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/message/handle/impl/SystemSendMsgHandle.java b/jeecg-boot/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/message/handle/impl/SystemSendMsgHandle.java
index 855f28dd..05dab4b6 100644
--- a/jeecg-boot/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/message/handle/impl/SystemSendMsgHandle.java
+++ b/jeecg-boot/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/message/handle/impl/SystemSendMsgHandle.java
@@ -76,7 +76,7 @@ public class SystemSendMsgHandle implements ISendMsgHandle {
         String[] arr = messageDTO.getToUser().split(",");
         for(String username: arr){
             //update-begin---author:wangshuai---date:2025-06-26---for:【QQYUN-12162】OA项目改造，系统重消息拆分，目前消息都在一起 需按分类进行拆分---
-            doSend(title, content, fromUser, username, data, messageDTO.getNoticeType());
+            doSend(title, content, fromUser, username, data, messageDTO.getNoticeType(), messageDTO.getCategory());
             //update-end---author:wangshuai---date:2025-06-26---for:【QQYUN-12162】OA项目改造，系统重消息拆分，目前消息都在一起 需按分类进行拆分---
         }
     }
@@ -145,4 +145,70 @@ public class SystemSendMsgHandle implements ISendMsgHandle {
             }
         }
     }
+
+    // 扩展msgCategory
+    private void doSend(String title, String msgContent, String fromUser, String toUser, Map<String, Object> data, String noticeType, String msgCategory){
+        SysAnnouncement announcement = new SysAnnouncement();
+        if(data!=null){
+            //摘要信息
+            Object msgAbstract = data.get(CommonConstant.NOTICE_MSG_SUMMARY);
+            if(msgAbstract!=null){
+                announcement.setMsgAbstract(msgAbstract.toString());
+            }
+            // 任务节点ID
+            Object taskId = data.get(CommonConstant.NOTICE_MSG_BUS_ID);
+            if(taskId!=null){
+                announcement.setBusId(taskId.toString());
+                announcement.setBusType(Vue3MessageHrefEnum.BPM_TASK.getBusType());
+                noticeType = NoticeTypeEnum.NOTICE_TYPE_FLOW.getValue();
+            }
+
+            // 流程内消息节点 发消息会传一个busType
+            Object busType = data.get(CommonConstant.NOTICE_MSG_BUS_TYPE);
+            if(busType!=null){
+                announcement.setBusType(busType.toString());
+                noticeType = NoticeTypeEnum.NOTICE_TYPE_FLOW.getValue();
+            }
+        }
+        announcement.setTitile(title);
+        announcement.setMsgContent(msgContent);
+        announcement.setSender(fromUser);
+        announcement.setPriority(CommonConstant.PRIORITY_M);
+        announcement.setMsgType(CommonConstant.MSG_TYPE_UESR);
+        announcement.setSendStatus(CommonConstant.HAS_SEND);
+        announcement.setSendTime(new Date());
+        //系统消息
+        announcement.setMsgCategory(msgCategory);
+        announcement.setDelFlag(String.valueOf(CommonConstant.DEL_FLAG_0));
+        if(oConvertUtils.isEmpty(noticeType)){
+            noticeType = NoticeTypeEnum.NOTICE_TYPE_SYSTEM.getValue();
+        }
+        announcement.setNoticeType(noticeType);
+        announcement.setIzTop(CommonConstant.IZ_TOP_0);
+        sysAnnouncementMapper.insert(announcement);
+        // 2.插入用户通告阅读标记表记录
+        String userId = toUser;
+        String[] userIds = userId.split(",");
+        String anntId = announcement.getId();
+        for(int i=0;i<userIds.length;i++) {
+            if(oConvertUtils.isNotEmpty(userIds[i])) {
+                SysUser sysUser = userMapper.getUserByName(userIds[i]);
+                if(sysUser==null) {
+                    continue;
+                }
+                SysAnnouncementSend announcementSend = new SysAnnouncementSend();
+                announcementSend.setAnntId(anntId);
+                announcementSend.setUserId(sysUser.getId());
+                announcementSend.setReadFlag(CommonConstant.NO_READ_FLAG);
+                sysAnnouncementSendMapper.insert(announcementSend);
+                JSONObject obj = new JSONObject();
+                obj.put(WebsocketConst.MSG_CMD, WebsocketConst.CMD_USER);
+                obj.put(WebsocketConst.MSG_USER_ID, sysUser.getId());
+                obj.put(WebsocketConst.MSG_ID, announcement.getId());
+                obj.put(WebsocketConst.MSG_TXT, announcement.getTitile());
+                obj.put(CommonConstant.NOTICE_TYPE,noticeType);
+                webSocket.sendMessage(sysUser.getId(), obj.toJSONString());
+            }
+        }
+    }
 }
\ No newline at end of file
diff --git a/jeecgboot-vue3/src/views/aiol/AiolCourse.data.ts b/jeecgboot-vue3/src/views/aiol/AiolCourse.data.ts
index 9eb44bbf..c79188c3 100644
--- a/jeecgboot-vue3/src/views/aiol/AiolCourse.data.ts
+++ b/jeecgboot-vue3/src/views/aiol/AiolCourse.data.ts
@@ -102,7 +102,7 @@ export const columns: BasicColumn[] = [
     dataIndex: 'question',
    },
    {
-    title: '是否ai伴学模式',
+    title: '是否ai伴学模式1',
     align:"center",
     dataIndex: 'izAi'
    },
@@ -126,6 +126,16 @@ export const columns: BasicColumn[] = [
     align:"center",
     dataIndex: 'publishStatus'
    },
+   {
+    title: '学期',
+    align:"center",
+    dataIndex: 'semester'
+   },
+   {
+    title: '是否允许下载',
+    align:"center",
+    dataIndex: 'allowDownload'
+   },
 ];
 //查询数据
 export const searchFormSchema: FormSchema[] = [
@@ -255,7 +265,7 @@ export const formSchema: FormSchema[] = [
     component: 'JEditor',
   },
   {
-    label: '是否ai伴学模式',
+    label: '是否ai伴学模式1',
     field: 'izAi',
     component: 'InputNumber',
   },
@@ -278,6 +288,16 @@ export const formSchema: FormSchema[] = [
     label: '上架状态',
     field: 'publishStatus',
     component: 'InputNumber',
+  },
+  {
+    label: '学期',
+    field: 'semester',
+    component: 'Input',
+  },
+  {
+    label: '是否允许下载',
+    field: 'allowDownload',
+    component: 'InputNumber',
   },
 	// TODO 主键隐藏字段，目前写死为ID
 	{
@@ -309,11 +329,13 @@ export const superQuerySchema = {
   maxEnroll: {title: '最大报名人数',order: 16,view: 'number', type: 'number',},
   status: {title: '状态',order: 17,view: 'number', type: 'number',dictCode: 'course_status',},
   question: {title: '常见问题',order: 18,view: 'umeditor', type: 'string',},
-  izAi: {title: '是否ai伴学模式',order: 19,view: 'number', type: 'number',},
+  izAi: {title: '是否ai伴学模式1',order: 19,view: 'number', type: 'number',},
   pauseExit: {title: '离开页面是否暂停视频播放',order: 20,view: 'number', type: 'number',},
   allowSpeed: {title: '是否允许倍速播放',order: 21,view: 'number', type: 'number',},
   showSubtitle: {title: '是否显示字幕',order: 22,view: 'number', type: 'number',},
   publishStatus: {title: '上架状态',order: 23,view: 'number', type: 'number',},
+  semester: {title: '学期',order: 24,view: 'text', type: 'string',},
+  allowDownload: {title: '是否允许下载',order: 25,view: 'number', type: 'number',},
 };
 
 /**