话题列表fix

community-service/src/main/java/com/tanpu/community/service/CommentService.java

@@ -7,6 +7,7 @@ import com.tanpu.community.api.enums.DeleteTagEnum;
 import com.tanpu.community.api.enums.TopicStatusEnum;
 import com.tanpu.community.dao.entity.community.CommentEntity;
 import com.tanpu.community.dao.mapper.community.CommentMapper;
+import org.apache.commons.collections4.CollectionUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
@@ -38,6 +39,9 @@ public class CommentService {
 
     //统计主题集合的评论量
     public Integer getCommentCountByThemeIds(List<String> themeIds) {
+        if (CollectionUtils.isEmpty(themeIds)){
+            return 0;
+        }
         return  commentMapper.selectList((new LambdaQueryWrapper<CommentEntity>()
                 .in(CommentEntity::getThemeId, themeIds)))
                 .size();

community-service/src/main/java/com/tanpu/community/service/ThemeService.java

@@ -12,6 +12,7 @@ import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
 import javax.annotation.Resource;
+import java.util.Collections;
 import java.util.List;
 import java.util.Set;
 import java.util.stream.Collectors;
@@ -95,6 +96,9 @@ public class ThemeService {
 
     //根据话题查询所有的主题Id
     public List<String> queryThemeIdsByTopic(String topidId) {
+        if(StringUtils.isEmpty(topidId)){
+            return Collections.emptyList();
+        }
         LambdaQueryWrapper<ThemeEntity> queryWrapper = new LambdaQueryWrapper<ThemeEntity>()
                 .eq(ThemeEntity::getTopicId, topidId);
         queryWrapper.select(ThemeEntity::getThemeId);