消息通知系统-一键已读；反复点赞、关注及取消 数据存储处理，

src/main/resources/mapper/primary/NotificationMapper.xml

@@ -40,4 +40,27 @@
         WHERE id = #{id}
     </update>
 
+    <update id="setPersonalNotificationAllRead">
+        update `t_notification`
+        SET
+            is_read = 1,
+            update_time = #{time}
+        WHERE type = #{type}
+        AND receiver_id = #{receiverId}
+        AND is_read = 0
+        AND is_deleted = 0
+    </update>
+
+    <select id="getUnreadSysNotification" resultType="Long">
+        SELECT id
+        FROM `t_notification`
+        WHERE type = 'system'
+          AND id NOT IN (
+            SELECT system_notification_id
+            FROM `t_sys_notification_read_status`
+            WHERE account_id = #{accountId}
+        )
+    </select>
+
+
 </mapper>