排序优化

community-service/src/main/java/com/tanpu/community/dao/mapper/community/TopicMapper.java

@@ -16,6 +16,6 @@ import java.util.List;
  * @since 2021-07-22
  */
 public interface TopicMapper extends BaseMapper<TopicEntity> {
-    @Select("select * from topic where id>#{startId} and delete_tag=0 and is_conceal=0 order by id desc limit #{size}")
+    @Select("select * from topic where id>#{startId} and delete_tag=0 and is_conceal=0 order by id asc limit #{size}")
     List<TopicEntity> selectGtIdPageable(@Param("startId") Long startId, @Param("size") Integer size);
 }

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

@@ -187,8 +187,7 @@ public class RankService {
 
         }
 
-        // 记录排序前最新的2个话题
-        List<TopicRankQo> newest2Topic = topicRankQos.stream().filter(TopicRankQo::judgeNewTopic).limit(2).collect(Collectors.toList());
+
 
         // 排序
         List<TopicRankQo> rankList = topicRankQos.stream()
@@ -201,6 +200,9 @@ public class RankService {
         this.rankTopicList = rankList;
 
         // 首页推荐话题
+// 记录排序前最新的2个话题
+        List<TopicRankQo> newest2Topic = topicRankQos.stream().filter(TopicRankQo::judgeNewTopic)
+                .sorted(Comparator.comparing(TopicRankQo::getMinutesTillNow)).limit(2).collect(Collectors.toList());
 
         List<TopicRankQo> top4Topic = rankList.stream()
                 .limit(6)