package com.ruoyi.system.service.impl;
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import com.baomidou.mybatisplus.core.metadata.IPage;
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import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.ruoyi.common.exception.ServiceException;
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import com.ruoyi.system.mapper.BannerMapper;
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import com.ruoyi.system.domain.Banner;
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import com.ruoyi.system.pojo.dto.AddBannerDTO;
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import com.ruoyi.system.pojo.dto.EditBannerDTO;
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import com.ruoyi.system.pojo.vo.BannerPageVO;
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import com.ruoyi.system.service.BannerService;
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import org.springframework.beans.BeanUtils;
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import org.springframework.stereotype.Service;
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@Service
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public class BannerServiceImpl extends ServiceImpl<BannerMapper, Banner> implements BannerService {
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@Override
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public IPage<BannerPageVO> getBannerPage(Integer pageNum, Integer pageSize, String name) {
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IPage<BannerPageVO> page=new Page<>(pageNum, pageSize);
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return this.baseMapper.getBannerPage(page,name);
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}
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@Override
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public void add(AddBannerDTO dto) {
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Banner banner = new Banner();
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BeanUtils.copyProperties(dto, banner);
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this.baseMapper.insert(banner);
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}
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@Override
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public void edit(EditBannerDTO dto) {
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Banner banner = this.getById(dto.getId());
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if (banner == null) {
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throw new ServiceException("banner不存在");
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}
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BeanUtils.copyProperties(dto, banner);
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this.baseMapper.updateById(banner);
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}
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@Override
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public void delete(Integer id) {
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Banner banner = this.baseMapper.selectById(id);
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if (banner == null) {
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throw new ServiceException("banner不存在");
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}
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banner.setDelFlag(1);
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this.baseMapper.updateById(banner);
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}
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}
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