RuoYi/ruoyi-system/src/main/java/com/ruoyi/system/service/ISysNoticeReadService.java
2026-03-19 18:14:22 +08:00

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package com.ruoyi.system.service;
import java.util.List;
import com.ruoyi.system.domain.SysNotice;
/**
* 公告已读记录 服务层
*
* @author ruoyi
*/
public interface ISysNoticeReadService
{
/**
* 标记已读(幂等,重复调用不报错)
*
* @param noticeId 公告ID
* @param userId 用户ID
*/
public void markRead(Long noticeId, Long userId);
/**
* 查询某用户未读公告数量
*
* @param userId 用户ID
* @return 未读数量
*/
public int selectUnreadCount(Long userId);
/**
* 查询公告列表并标记当前用户已读状态(用于首页展示)
*
* @param userId 用户ID
* @param limit 最多返回条数
* @return 带 isRead 标记的公告列表
*/
public List<SysNotice> selectNoticeListWithReadStatus(Long userId, int limit);
/**
* 批量标记已读
*
* @param userId 用户ID
* @param noticeIds 公告ID数组
*/
public void markReadBatch(Long userId, Long[] noticeIds);
/**
* 删除公告时清理对应已读记录
*
* @param ids 公告ID字符串逗号分隔
*/
public void deleteByNoticeIds(String ids);
}