package com.ruoyi.system.service.impl;

import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ruoyi.common.basic.PageInfo;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.system.mapper.*;
import com.ruoyi.system.model.*;
import com.ruoyi.system.model.TSysBanner;
import com.ruoyi.system.query.TSysBannerQuery;
import com.ruoyi.system.service.TSysBannerService;
import com.ruoyi.system.vo.TSysBannerVO;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.util.CollectionUtils;

import java.util.List;
import java.util.Objects;

/**
 * <p>
 * banner管理 服务实现类
 * </p>
 *
 * @author xiaochen
 * @since 2025-08-20
 */
@Service
public class TSysBannerServiceImpl extends ServiceImpl<TSysBannerMapper, TSysBanner> implements TSysBannerService {

    @Autowired
    private TSysEducationalInfoMapper sysEducationalInfoMapper;
    @Autowired
    private TSysLiveMapper sysLiveMapper;
    @Autowired
    private TSysProductIntroductionMapper sysProductIntroductionMapper;
    @Autowired
    private TSysActivityMapper sysActivityMapper;

    @Override
    public boolean isExit(TSysBanner dto) {
        if(StringUtils.isNotEmpty(dto.getId())){
            // 修改
            return this.count(Wrappers.lambdaQuery(TSysBanner.class).ne(TSysBanner::getId, dto.getId()).eq(TSysBanner::getBannerName, dto.getBannerName())) > 0;
        }else {
            // 新增
            return this.count(Wrappers.lambdaQuery(TSysBanner.class).eq(TSysBanner::getBannerName, dto.getBannerName())) > 0;
        }
    }

    @Override
    public PageInfo<TSysBannerVO> pageList(TSysBannerQuery query) {
        PageInfo<TSysBannerVO> pageInfo = new PageInfo<>(query.getPageNum(), query.getPageSize());
        List<TSysBannerVO> list = this.baseMapper.pageList(query,pageInfo);
        if(CollectionUtils.isEmpty(list)){
            return pageInfo;
        }
        for (TSysBannerVO sysBannerVO : list) {
            if(Objects.nonNull(sysBannerVO.getJumpType())){
                switch (sysBannerVO.getJumpType()){
                    case 2:
                        TSysEducationalInfo educationalInfo = sysEducationalInfoMapper.selectById(sysBannerVO.getContentId());
                        if(Objects.nonNull(educationalInfo)){
                            sysBannerVO.setContentName(educationalInfo.getInfoTitle());
                        }
                        break;
                    case 3:
                        TSysLive sysLive = sysLiveMapper.selectById(sysBannerVO.getContentId());
                        if(Objects.nonNull(sysLive)){
                            sysBannerVO.setContentName(sysLive.getLiveTitle());
                        }
                        break;
                    case 4:
                        TSysProductIntroduction sysProductIntroduction = sysProductIntroductionMapper.selectById(sysBannerVO.getContentId());
                        if(Objects.nonNull(sysProductIntroduction)){
                            sysBannerVO.setContentName(sysProductIntroduction.getProductName());
                        }
                        break;
                    case 5:
                        TSysActivity sysActivity = sysActivityMapper.selectById(sysBannerVO.getContentId());
                        if(Objects.nonNull(sysActivity)){
                            sysBannerVO.setContentName(sysActivity.getActivityName());
                        }
                }
            }
        }
        pageInfo.setRecords(list);
        return pageInfo;
    }
}