MessageServiceImpl.java
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package com.subsidy.service.impl;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.subsidy.common.constant.Code;
import com.subsidy.common.exception.HttpException;
import com.subsidy.dto.message.CreateMessageDTO;
import com.subsidy.dto.message.MessagePageDTO;
import com.subsidy.mapper.AdministerMapper;
import com.subsidy.model.AdministerDO;
import com.subsidy.model.MessageDO;
import com.subsidy.mapper.MessageMapper;
import com.subsidy.service.MessageService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.subsidy.util.Localstorage;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
/**
* <p>
* 通知消息表 服务实现类
* </p>
*
* @author Tuyp
* @since 2025-01-08
*/
@Service
public class MessageServiceImpl extends ServiceImpl<MessageMapper, MessageDO> implements MessageService {
@Autowired
private AdministerMapper administerMapper;
@Override
public void createMessage(CreateMessageDTO createMessageDTO) {
AdministerDO administerDO = administerMapper.selectById(createMessageDTO.getUserId());
createMessageDTO.setUsername(administerDO.getUsername());
this.baseMapper.insert(createMessageDTO);
}
@Override
public IPage<MessageDO> getMessagePage(MessagePageDTO messagePageDTO) {
IPage<MessageDO> iPage = this.baseMapper.selectPage(new Page(messagePageDTO.getPageNum(), messagePageDTO.getPageSize()),
new QueryWrapper<MessageDO>()
.lambda()
.orderByDesc(MessageDO::getCreateDate));
return iPage;
}
}