add promote topic position

search/views/topic.py

@@ -120,6 +120,7 @@ def get_home_recommend_topic_ids(user_id, device_id, tag_id, offset, size, query
         have_read_topic_id_list_add_promote.extend(have_read_topic_id_list)
         promote_recommend_topic_id_list = TopicHomeRecommend.objects.using(settings.SLAVE_DB_NAME).filter(
             is_online=1).values_list("topic_id")
+        if len(have_read_topic_id_list)>0:
           for topic_id in promote_recommend_topic_id_list:
              have_read_topic_id_list_add_promote.extend(topic_id)
         topic_id_list = list()