package com.sandu.ximon.admin.service;
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import cn.hutool.core.collection.ListUtil;
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import cn.hutool.core.lang.Snowflake;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.core.toolkit.StringUtils;
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import com.baomidou.mybatisplus.core.toolkit.Wrappers;
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import com.sandu.common.execption.BusinessException;
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import com.sandu.common.service.impl.BaseServiceImpl;
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import com.sandu.common.util.ResUtils;
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import com.sandu.ximon.admin.dto.BannerDto;
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import com.sandu.ximon.admin.dto.BannerPositionDto;
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import com.sandu.ximon.admin.param.BannerParam;
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import com.sandu.ximon.admin.security.SecurityUtils;
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import com.sandu.ximon.dao.domain.Banner;
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import com.sandu.ximon.dao.mapper.BannerMapper;
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import lombok.AllArgsConstructor;
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import org.springframework.beans.BeanUtils;
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import org.springframework.stereotype.Service;
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import java.util.List;
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@Service
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@AllArgsConstructor
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public class BannerService extends BaseServiceImpl<BannerMapper, Banner> {
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private final Snowflake snowflake;
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/**
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* 获取banner跳转列表
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*/
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public List<BannerPositionDto> listPosition() {
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return ListUtil.of(new BannerPositionDto("首页1", 0), new BannerPositionDto("首页2", 1),
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new BannerPositionDto("首页3", 2), new BannerPositionDto("首页4", 3));
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}
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/**
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* 添加banner
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*/
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public boolean addBanner(BannerParam bannerParam) {
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Banner banner = new Banner();
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banner.setId(snowflake.nextId());
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banner.setBannerUrl(ResUtils.removePrefix(bannerParam.getUrl()));
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banner.setAuthor(SecurityUtils.getUsername());
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banner.setPosition(bannerParam.getPosition());
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return save(banner);
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}
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/**
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* 修改banner
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*
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* @param bannerId
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* @param bannerParam
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* @return
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*/
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public boolean updateBanner(Long bannerId, BannerParam bannerParam) {
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Banner banner = getById(bannerId);
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if (banner == null) {
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throw new BusinessException("找不到banner");
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}
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Banner update = new Banner();
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// BeanUtils.copyProperties(bannerParam, update);
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update.setId(bannerId);
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update.setPosition(bannerParam.getPosition());
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update.setBannerUrl(bannerParam.getUrl());
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update.setId(bannerId);
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return updateById(update);
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}
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/**
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* 删除banner
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* @param bannerId
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* @return
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*/
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public boolean deleteBanner(Long bannerId) {
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Banner banner = getById(bannerId);
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if (banner == null) {
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throw new BusinessException("找不到banner");
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}
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return removeById(bannerId);
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}
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/**
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* 查询banner
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* @return
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*/
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public List<Banner> listBanner() {
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LambdaQueryWrapper<Banner> wrapper = Wrappers.lambdaQuery(Banner.class);
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List<Banner> list = list(wrapper);
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for (Banner banner : list) {
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banner.setBannerUrl(ResUtils.addPrefix(banner.getBannerUrl()));
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}
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return list;
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}
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/**
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* 获取详情
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*
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* @param bannerId
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* @return
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*/
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public BannerDto detailBanner(Long bannerId) {
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Banner banner = getById(bannerId);
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if (banner == null) {
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throw new BusinessException("找不到banner");
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}
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BannerDto bannerDto = new BannerDto();
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BeanUtils.copyProperties(banner, bannerDto);
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bannerDto.setAUrl(ResUtils.addPrefix(banner.getBannerUrl()));
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return bannerDto;
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}
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}
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