package cn.gistack.sm.point.service.impl;


import cn.gistack.sm.point.entity.Point;
import cn.gistack.sm.point.mapper.PointMapper;
import cn.gistack.sm.point.service.PointService;
import cn.gistack.sm.point.vo.PointVO;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

/**
 * 点位服务实现层
 * @author zhongrj
 * @date 2023-09-23
 */
@Service
public class PointServiceImpl extends ServiceImpl<PointMapper, Point> implements PointService {

	/**
	 * 自定义分页列表查询
	 * @param page
	 * @param point
	 * @return
	 */
	@Override
	public IPage<PointVO> selectPointPage(IPage<PointVO> page, PointVO point) {
		return page.setRecords(baseMapper.selectPointPage(page,point));
	}

	/**
	 * 通过图片id删除
	 * @param id
	 * @return
	 */
	@Override
	@Transactional(rollbackFor = Exception.class)
	public Boolean deleteByPicId(String id) {
		Boolean flag = false;
		// 先删除图片附件
		int i = baseMapper.deletePicByPicAttach(id);
		// 在删除对应的点位数据
		if(i>0){
			QueryWrapper<Point> wrapper = new QueryWrapper<>();
			wrapper.eq("pic_id",id);
			int delete = baseMapper.delete(wrapper);
			if (delete>0){
				flag = true;
			}
		}
		return flag;
	}
}