bugfix:参与活动作品为0时查询出错

src/main/java/com/ai/da/service/impl/PortfolioServiceImpl.java

@@ -1131,10 +1131,10 @@ public class PortfolioServiceImpl extends ServiceImpl<PortfolioMapper, Portfolio
         List<PortfolioTags> portfolioTags = portfolioTagsMapper.selectList(queryWrapper);
         List<Long> portfolioIdList = portfolioTags.stream().map(PortfolioTags::getPortfolioId).collect(Collectors.toList());
 
+        if (!portfolioIdList.isEmpty()){
             QueryWrapper<Portfolio> qw = new QueryWrapper<>();
             qw.in("id", portfolioIdList);
             Page<Portfolio> portfolioPage = baseMapper.selectPage(new Page<>(page, size), qw);
-//        List<Portfolio> portfolios = baseMapper.selectList(qw);
 
             // 将 Portfolio 转换为 PortfolioVO 并进行相关处理
             IPage<PortfolioVO> convert = portfolioPage.convert((Function<Portfolio, PortfolioVO>) portfolio -> {
@@ -1154,5 +1154,9 @@ public class PortfolioServiceImpl extends ServiceImpl<PortfolioMapper, Portfolio
                 return null;
             });
             return PageBaseResponse.success(convert);
+        }else {
+            return PageBaseResponse.success(new Page<>());
+        }
+
     }
 }