diff --git a/model/src/main/java/cn/org/gitlink/notification/model/dao/entity/vo/NewSysNotificationVo.java b/model/src/main/java/cn/org/gitlink/notification/model/dao/entity/vo/NewSysNotificationVo.java
index 20bf99c..8923b3e 100644
--- a/model/src/main/java/cn/org/gitlink/notification/model/dao/entity/vo/NewSysNotificationVo.java
+++ b/model/src/main/java/cn/org/gitlink/notification/model/dao/entity/vo/NewSysNotificationVo.java
@@ -6,6 +6,7 @@ public class NewSysNotificationVo {
 
     private long sender;
 
+    //接受者id，单个id或多个 example:"1"/"1,2,3"
     private String receivers;
 
     private String content;
diff --git a/model/src/main/java/cn/org/gitlink/notification/model/service/notification/SysNotificationService.java b/model/src/main/java/cn/org/gitlink/notification/model/service/notification/SysNotificationService.java
index 07a180e..4986539 100644
--- a/model/src/main/java/cn/org/gitlink/notification/model/service/notification/SysNotificationService.java
+++ b/model/src/main/java/cn/org/gitlink/notification/model/service/notification/SysNotificationService.java
@@ -8,15 +8,21 @@ import com.baomidou.mybatisplus.extension.service.IService;
 import java.util.List;
 
 public interface SysNotificationService extends IService<SysNotification> {
+    //给用户发送消息
     boolean addSysNotificationForUsers(NewSysNotificationVo sysNotification);
 
+    //变更消息状态
     int changeStatusByNotificationIds(String platform, String notificationIds, Integer status);
 
+    //获取全部未读消息数量
     int getAllNewSysNotificationNumber(String platform, Integer receiver);
 
+    //获取未读消息列表
     List<SysNotification> getUnreadSysNotificationsList(String platform, Integer receiver, Integer notificationNumber);
 
+    //根据类型获取未读系统消息数量
     int getSysNotificationNumberByType(String platform, Integer receiver, Integer type);
 
+    //获取全部消息分页列表
     Page<SysNotification> getAllSysNotificationsPageList(int curPage, int pageSize, String orderBy, String platform, Integer receiver);
 }
diff --git a/model/src/main/java/cn/org/gitlink/notification/model/service/notification/impl/SysNotificationServiceImpl.java b/model/src/main/java/cn/org/gitlink/notification/model/service/notification/impl/SysNotificationServiceImpl.java
index feec380..ac876b8 100644
--- a/model/src/main/java/cn/org/gitlink/notification/model/service/notification/impl/SysNotificationServiceImpl.java
+++ b/model/src/main/java/cn/org/gitlink/notification/model/service/notification/impl/SysNotificationServiceImpl.java
@@ -15,6 +15,13 @@ import java.util.List;
 @Service(value = "sysNotificationServiceImpl")
 public class SysNotificationServiceImpl extends ServiceImpl<SysNotificationMapper, SysNotification> implements SysNotificationService {
 
+    /**
+    * @Description: 给用户发送消息
+    * @Param: [newSysNotificationVo]
+    * @return: boolean
+    * @Author: wanjia
+    * @Date: 2021/9/8
+    */
     @Override
     @Transactional
     public boolean addSysNotificationForUsers(NewSysNotificationVo newSysNotificationVo) {
@@ -31,27 +38,62 @@ public class SysNotificationServiceImpl extends ServiceImpl<SysNotificationMappe
         return true;
     }
 
+    /**
+    * @Description: 变更消息状态
+    * @Param: [platform:平台编码, notificationIds:消息id example-"23,24,25", status:1-未读2-已读]
+    * @return: int
+    * @Author: wanjia
+    * @Date: 2021/9/8
+    */
     @Override
     public int changeStatusByNotificationIds(String platform, String notificationIds, Integer status) {
         return baseMapper.updateStatusByNotificationId(platform, notificationIds, status);
     }
 
+    /**
+    * @Description: 获取全部未读消息数量
+    * @Param: [platform:平台编码, receiver:接收者id]
+    * @return: int
+    * @Author: wanjia
+    * @Date: 2021/9/8
+    */
     @Override
     public int getAllNewSysNotificationNumber(String platform, Integer receiver) {
         return baseMapper.getNewSysNotificationNumber(platform, receiver);
     }
 
+    /**
+    * @Description: 获取未读消息列表
+    * @Param: [platform:平台编码, receiver:接收者id, notificationNumber:消息limit数]
+    * @return: java.util.List<SysNotification>
+    * @Author: wanjia
+    * @Date: 2021/9/8
+    */
     @Override
     public List<SysNotification> getUnreadSysNotificationsList(String platform, Integer receiver, Integer notificationNumber) {
         List<SysNotification> sysNotificationList = baseMapper.getUnreadSysNotificationsList(platform, receiver,  1, notificationNumber);
         return sysNotificationList;
     }
 
+    /**
+    * @Description: 根据类型获取未读系统消息数量
+    * @Param: [platform：平台编码, receiver：接收者id, type：消息类型1-系统消息2-@我]
+    * @return: int
+    * @Author: wanjia
+    * @Date: 2021/9/8
+    */
     @Override
     public int getSysNotificationNumberByType(String platform, Integer receiver, Integer type) {
         return baseMapper.getSysNotificationNumberByType(platform, receiver, type);
     }
 
+    /**
+    * @Description: 获取全部消息分页列表
+    * @Param: [curPage, pageSize, orderBy, platform:平台编码, receiver:接受者id]
+    * @return: Page<SysNotification>
+    * @Author: wanjia
+    * @Date: 2021/9/8
+    */
     @Override
     public Page<SysNotification> getAllSysNotificationsPageList(int curPage, int pageSize, String orderBy, String platform, Integer receiver) {
         Page page = new Page<SysNotification>(curPage, pageSize);