From 969157a35b5399e08184643ab91b8b7984afb305 Mon Sep 17 00:00:00 2001
From: xsx <825657193@qq.com>
Date: Mon, 11 Aug 2025 17:24:30 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E6=8B=89=E5=8F=96=E7=A6=BB=E7=BA=BF?=
 =?UTF-8?q?=E6=B6=88=E6=81=AF=E7=9A=84bug?=
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---
 .../bx/implatform/service/impl/GroupMessageServiceImpl.java    | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/im-platform/src/main/java/com/bx/implatform/service/impl/GroupMessageServiceImpl.java b/im-platform/src/main/java/com/bx/implatform/service/impl/GroupMessageServiceImpl.java
index 4714223..6091683 100644
--- a/im-platform/src/main/java/com/bx/implatform/service/impl/GroupMessageServiceImpl.java
+++ b/im-platform/src/main/java/com/bx/implatform/service/impl/GroupMessageServiceImpl.java
@@ -259,6 +259,9 @@ public class GroupMessageServiceImpl extends ServiceImpl<GroupMessageMapper, Gro
         List<GroupMember> members = groupMemberService.findByUserId(session.getUserId());
         Map<Long, GroupMember> groupMemberMap = CollStreamUtil.toIdentityMap(members, GroupMember::getGroupId);
         Set<Long> groupIds = groupMemberMap.keySet();
+        if (groupIds.isEmpty()) {
+            return Collections.EMPTY_LIST;
+        }
         // 只能拉取最近1个月的消息
         Date minDate = DateUtils.addMonths(new Date(), -1);
         LambdaQueryWrapper<GroupMessage> wrapper = Wrappers.lambdaQuery();