/**
 * Copyright (c) 2019 人人开源 All rights reserved.
 *
 * https://www.renren.io
 *
 * 版权所有，侵权必究！
 */
package com.zt.modules.message.service;

import java.util.Date;
import java.util.List;

import org.springframework.stereotype.Service;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.zt.common.constant.Constant;
import com.zt.common.service.BaseService;
import com.zt.modules.message.dao.SysNoticeUserDao;
import com.zt.modules.message.enums.NoticeReadStatus;
import com.zt.modules.message.model.SysNoticeUser;

/**
 * 我的通知
 *
 * @author hehz
 */
@Service
public class SysNoticeUserService extends BaseService<SysNoticeUserDao, SysNoticeUser> {

    /**
     * 获取被通知的用户
     */
    public List<SysNoticeUser> getNoticeUserList(Long noticeId) {
        return baseDao.getNoticeUserList(noticeId);
    }

    /**
     * 标记我的通知为已读
     *
     * @param receiverId
     *            接收者ID
     * @param noticeId
     *            通知ID
     */
    public void updateReadStatus(Long receiverId, Long noticeId) {
        SysNoticeUser entity = new SysNoticeUser().setReceiverId(receiverId).setNoticeId(noticeId)
                .setStatus(NoticeReadStatus.READ.value()).setReadDate(new Date());

        // 标记为已读
        QueryWrapper<SysNoticeUser> query = new QueryWrapper<>();
        query.eq("receiver_id", receiverId);
        query.eq("notice_id", noticeId);
        baseDao.update(entity, query);
    }

    /**
     * 未读的通知数
     *
     * @param receiverId
     *            接收者ID
     */
    public int getUnReadNoticeCount(Long receiverId) {
        return baseDao.selectCount(new QueryWrapper<SysNoticeUser>().eq(Constant.TableColumn.IS_DELETE, Constant.Bool.NO)
                .lambda().eq(SysNoticeUser::getReceiverId, receiverId)
                .eq(SysNoticeUser::getStatus, NoticeReadStatus.UNREAD.value()));
    }
}