package cn.lili.modules.lmk.service.impl;
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import cn.lili.base.Result;
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import cn.lili.common.enums.ActivityCoverTypeEnum;
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import cn.lili.modules.lmk.domain.entity.Activity;
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import cn.lili.modules.lmk.domain.entity.MySubscribe;
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import cn.lili.modules.lmk.domain.entity.News;
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import cn.lili.modules.lmk.domain.form.ActivityForm;
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import cn.lili.modules.lmk.domain.form.NewsForm;
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import cn.lili.modules.lmk.domain.query.NewsQuery;
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import cn.lili.modules.lmk.domain.vo.ActivityVO;
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import cn.lili.modules.lmk.domain.vo.NewsVO;
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import cn.lili.modules.lmk.mapper.NewsMapper;
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import cn.lili.modules.lmk.service.NewsService;
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import cn.lili.utils.PageUtil;
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import com.baomidou.mybatisplus.core.conditions.Wrapper;
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import com.baomidou.mybatisplus.core.metadata.IPage;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import lombok.RequiredArgsConstructor;
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import org.springframework.beans.BeanUtils;
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import org.springframework.stereotype.Service;
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import org.springframework.util.Assert;
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import java.util.*;
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import java.util.function.Function;
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/**
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* lmk-shop-java
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* 新闻服务实现类
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*
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* @author : zxl
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* @date : 2025-06-20 14:55
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**/
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@Service
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@RequiredArgsConstructor
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public class NewsServiceImpl extends ServiceImpl<NewsMapper, News> implements NewsService {
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private final NewsMapper newsMapper;
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@Override
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public Result add(NewsForm form) {
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News entity = NewsForm.getEntityByForm(form, null);
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baseMapper.insert(entity);
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return Result.ok("添加成功");
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}
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@Override
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public Result update(NewsForm form) {
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News entity = baseMapper.selectById(form.getId());
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Assert.notNull(entity, "记录不存在");
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BeanUtils.copyProperties(form, entity);
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baseMapper.updateById(entity);
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return Result.ok("修改成功");
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}
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@Override
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public Result remove(List<String> ids) {
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baseMapper.deleteBatchIds(ids);
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return Result.ok("删除成功");
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}
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@Override
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public Result removeById(String id) {
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//判断是否发布发布则提示先下架，再删除
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News entity = baseMapper.selectById(id);
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if(entity.getPublish()){
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throw new RuntimeException("该新闻已发布");
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}
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baseMapper.deleteById(id);
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return Result.ok("删除成功");
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}
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@Override
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public Result page(NewsQuery query) {
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IPage<NewsVO> page = PageUtil.getPage(query, NewsVO.class);
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baseMapper.getPage(page, query);
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return Result.ok().data(page.getRecords()).total(page.getTotal());
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}
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@Override
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public Result detail(String id) {
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NewsVO vo = baseMapper.getById(id);
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Assert.notNull(vo, "记录不存在");
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return Result.ok().data(vo);
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}
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@Override
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public Result publish(String id) {
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News entity = baseMapper.selectById(id);
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if (!entity.getPublish()) {
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entity.setPublishDate(new Date());
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}else {
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entity.setPublishDate(null);
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}
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entity.setPublish(!entity.getPublish());
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baseMapper.updateById(entity);
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return Result.ok("成功");
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}
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}
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