package com.tanpu.community.manager;

import com.tanpu.common.api.CommonResp;
import com.tanpu.common.constant.ErrorCodeConstant;
import com.tanpu.community.api.beans.qo.TopicRankQo;
import com.tanpu.community.api.beans.req.page.Page;
import com.tanpu.community.api.beans.req.topic.TopicSearchReq;
import com.tanpu.community.dao.entity.community.TopicEntity;
import com.tanpu.community.service.RankService;
import com.tanpu.community.service.TopicService;
import com.tanpu.community.util.PageUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;

@Service
public class TopicManager {


    @Autowired
    private TopicService topicService;
    @Autowired
    private RankService rankService;



    // 首页-话题标签
    public List<TopicRankQo> getTop4TopicTitles() {
        return rankService.getRankTopicListTop4();
    }


    // 话题搜索列表
    public Page<TopicRankQo> getAllTopicBriefInfo(TopicSearchReq req) {

        List<TopicRankQo> topicList = rankService.getRankTopicList(req.getSearchKeyword());
        return PageUtils.page(req.getPage(), topicList);
    }

    // 话题详情页
    public CommonResp<TopicRankQo> getDetail(String topicId) {
        TopicEntity topicEntity = topicService.queryById(topicId);
        if (topicEntity==null){
            return CommonResp.error(ErrorCodeConstant.TOPIC_NOT_FOUND.getCode(), "抱歉！该话题已下线。");
        }
        return CommonResp.success(rankService.getTopicDetail(topicId));
    }


}