总榜排行榜top3接口改造

rc-service/rc-service-other/other-application/src/main/java/com/red/circle/other/app/service/activity/RankingActivityServiceImpl.java

@@ -236,7 +236,7 @@ public class RankingActivityServiceImpl implements RankingActivityService {
         List<RankingActivityRecord> records = rankingActivityGateway.getOverallRankingList(
             cmd.getReqSysOrigin().getOrigin(),
             RankingActivityType.getByCode(cmd.getActivityType()),
-            3  // 只获取前三名
+            cmd.getTopN() == null || cmd.getTopN() <= 0 ? 3 : cmd.getTopN()  // 只获取前三名
         );
         
         if (CollectionUtils.isEmpty(records)) {