11

baizonghao

2023-05-25 7ea5eece501c98a91555a5358931367e78e9d23b

 src/main/java/com/example/jz/service/impl/AnnouncementServiceImpl.java

@@ -1,10 +1,27 @@
package com.example.jz.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import com.baomidou.mybatisplus.core.toolkit.StringUtils;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.example.jz.auth.TokenJwtManager;
import com.example.jz.dao.AnnouncementDao;
import com.example.jz.dao.UserDao;
import com.example.jz.modle.PageParam;
import com.example.jz.modle.entity.Announcement;
import com.example.jz.modle.entity.User;
import com.example.jz.modle.vo.AnnouncementVo;
import com.example.jz.service.AnnouncementService;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.util.Date;
import java.util.List;
import java.util.stream.Collectors;

/**
 * 公告表(Announcement)表服务实现类
@@ -15,4 +32,89 @@
@Service("announcementService")
public class AnnouncementServiceImpl extends ServiceImpl<AnnouncementDao, Announcement> implements AnnouncementService {

    @Resource
    AnnouncementDao announcementDao;
    @Resource
    UserDao userDao;

    @Autowired
    TokenJwtManager tokenJwtManager;

    @Override
    public PageParam<AnnouncementVo> getAnnouncements(Integer size, Integer current, String content, Integer status, Integer groupId) {
        PageParam<Announcement> announcementPageParam = new PageParam<>();
        announcementPageParam.setSize(size);
        announcementPageParam.setCurrent(current);
        QueryWrapper<Announcement> announcementQueryWrapper = new QueryWrapper<>();
        if (StringUtils.isNotBlank(content)) {
            announcementQueryWrapper.like("text", content);
        }
        if (status != null) {
            announcementQueryWrapper.eq("status", status);
        }
        announcementQueryWrapper.eq("group_id", groupId);
        announcementQueryWrapper.orderByDesc("ctime");
        PageParam<Announcement> announcementPageParamList = announcementDao.selectPage(announcementPageParam, announcementQueryWrapper);
        List<AnnouncementVo> announcementVoList = announcementPageParamList.getRecords().stream().map(
                a -> {
                    AnnouncementVo announcementVo = new AnnouncementVo();
                    BeanUtils.copyProperties(a, announcementVo);
                    announcementVo.setCreateName(userDao.selectOne(new QueryWrapper<User>().eq("id", a.getCreator())).getRealName());
                    return announcementVo;
                }
        ).collect(Collectors.toList());
        PageParam<AnnouncementVo> announcementVoPageParam = new PageParam<>();
        BeanUtils.copyProperties(announcementPageParamList, announcementVoPageParam);
        announcementVoPageParam.setRecords(announcementVoList);
        return announcementVoPageParam;
    }

    @Override
    public List<Announcement> getAnnouncements(Integer groupId) {
        List<Announcement> announcements = announcementDao.selectList(Wrappers.<Announcement>lambdaQuery().eq(Announcement::getGroupId, groupId).orderByDesc(Announcement::getPublishTime));
        return announcements;
    }

    @Override
    public void updateStatus(Integer id,Integer status) {
        if (status==1){
            announcementDao.update(new Announcement().setStatus(2), new UpdateWrapper<Announcement>().eq("id", id));
        }else {
            Announcement announcement = new Announcement();
            announcement.setStatus(1);
            announcement.setPublishTime(new Date());
            announcementDao.update(announcement, new UpdateWrapper<Announcement>().eq("id", id));
        }
    }


    @Override
    public Integer add(Integer groupId, Announcement announcement) {
        announcement.setCreator(userDao.selectOne(new QueryWrapper<User>().eq("login_username", SecurityContextHolder.getContext().getAuthentication().getPrincipal())).getId());
        if(announcement.getStatus()==1){
            announcement.setPublishTime(new Date());
        }
        announcement.setCtime(new Date());
        announcement.setGroupId(groupId);
        return announcementDao.insert(announcement);
    }

    @Override
    public Integer vxAdd(Integer groupId, Announcement announcement) {
//        announcement.setCreator(userDao.selectOne(new QueryWrapper<User>().eq("login_username", SecurityContextHolder.getContext().getAuthentication().getPrincipal())).getId());
        announcement.setPublishTime(new Date());
        announcement.setCtime(new Date());
        announcement.setGroupId(groupId);
        return announcementDao.insert(announcement);
    }

    @Override
    public AnnouncementVo getAnnouncementsById(Integer id) {
        AnnouncementVo announcementVo = new AnnouncementVo();
        Announcement announcement = announcementDao.selectById(id);
        User user = userDao.selectOne(new QueryWrapper<User>().eq("id", announcement.getCreator()));
        BeanUtils.copyProperties(announcement,announcementVo);
        announcementVo.setCreateName(user.getRealName());
        return announcementVo;
    }
}