wuliguanli/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/PartyNewsServiceImpl.java

package com.ruoyi.system.service.impl;

import com.ruoyi.common.core.redis.RedisCache;
import com.ruoyi.common.utils.DateUtils;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.system.domain.partyNews.PartyNews;
import com.ruoyi.system.mapper.PartyNewsMapper;
import com.ruoyi.system.service.IPartyNewsService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;

import static com.ruoyi.common.constant.Constants.STARS_PARTY_NEWS;
import static com.ruoyi.common.constant.Constants.STARS_PARTY_NEWS_COUNT;

/**
 * 党建资讯Service业务层处理
 * 
 * @author boman
 * @date 2025-02-14
 */
@Service
public class PartyNewsServiceImpl implements IPartyNewsService 
{
    @Autowired
    private PartyNewsMapper partyNewsMapper;

    @Autowired
    private RedisCache redisCache;

    /**
     * 查询党建资讯
     * 
     * @param partyId 党建资讯主键
     * @return 党建资讯
     */
    @Override
    public PartyNews selectPartyNewsByPartyId(Long partyId)
    {
        PartyNews partyNews = partyNewsMapper.selectPartyNewsByPartyId(partyId);
        //观看次数+1
        Long viewCount = partyNews.getViewCount();
        partyNews.setViewCount(viewCount+1);
        partyNewsMapper.updatePartyNews(partyNews);
        return partyNews;
    }

    /**
     * 查询党建资讯列表
     * 
     * @param partyNews 党建资讯
     * @return 党建资讯
     */
    @Override
    public List<PartyNews> selectPartyNewsList(PartyNews partyNews)
    {
        List<PartyNews> partyNewsList = partyNewsMapper.selectPartyNewsList(partyNews);
        if (partyNewsList != null && partyNewsList.size() > 0){
            String partyKey = STARS_PARTY_NEWS+ SecurityUtils.getUserId();
            List<Long> partyIdList = redisCache.getCacheList(partyKey);
            for (PartyNews news : partyNewsList) {
                news.setIsStars("N");
                Long partyId = news.getPartyId();
                if (partyIdList.contains(partyId)){
                    news.setIsStars("Y");
                }
                //插入收藏数量
                partyNews.setStarsCount(0);
                String startCount = redisCache.getCacheObject(STARS_PARTY_NEWS_COUNT + partyId);
                if (StringUtils.isNotBlank(startCount)){
                    partyNews.setStarsCount(Integer.parseInt(startCount));
                }
            }
        }
        return partyNewsList;
    }

    /**
     * 新增党建资讯
     * 
     * @param partyNews 党建资讯
     * @return 结果
     */
    @Override
    public int insertPartyNews(PartyNews partyNews)
    {
        partyNews.setCreateTime(DateUtils.getNowDate());
        return partyNewsMapper.insertPartyNews(partyNews);
    }

    /**
     * 修改党建资讯
     * 
     * @param partyNews 党建资讯
     * @return 结果
     */
    @Override
    public int updatePartyNews(PartyNews partyNews)
    {
        partyNews.setUpdateTime(DateUtils.getNowDate());
        return partyNewsMapper.updatePartyNews(partyNews);
    }

    /**
     * 批量删除党建资讯
     * 
     * @param partyIds 需要删除的党建资讯主键
     * @return 结果
     */
    @Override
    public int deletePartyNewsByPartyIds(Long[] partyIds)
    {
        return partyNewsMapper.deletePartyNewsByPartyIds(partyIds);
    }

    /**
     * 删除党建资讯信息
     * 
     * @param partyId 党建资讯主键
     * @return 结果
     */
    @Override
    public int deletePartyNewsByPartyId(Long partyId)
    {
        return partyNewsMapper.deletePartyNewsByPartyId(partyId);
    }
}