From a7ccccb36871a5c2a767be45336db0294f328a97 Mon Sep 17 00:00:00 2001
From: oneRain <onerain88@gmail.com>
Date: Sun, 26 Apr 2020 17:23:36 +0800
Subject: [PATCH] =?UTF-8?q?chore:=20=E5=9C=A8=E6=9F=A5=E8=AF=A2=E4=BC=9A?=
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---
 Realtime/Internal/Controller/LCIMMessageController.cs | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/Realtime/Internal/Controller/LCIMMessageController.cs b/Realtime/Internal/Controller/LCIMMessageController.cs
index 8378080..dbfd49b 100644
--- a/Realtime/Internal/Controller/LCIMMessageController.cs
+++ b/Realtime/Internal/Controller/LCIMMessageController.cs
@@ -158,7 +158,7 @@ namespace LeanCloud.Realtime.Internal.Controller {
             request.LogsMessage = logs;
             GenericCommand response = await Client.Connection.SendRequest(request);
             // 反序列化聊天记录
-            return response.LogsMessage.Logs.Select(item => {
+            ReadOnlyCollection<LCIMMessage> messages = response.LogsMessage.Logs.Select(item => {
                 LCIMMessage message;
                 if (item.Bin) {
                     // 二进制消息
@@ -179,6 +179,14 @@ namespace LeanCloud.Realtime.Internal.Controller {
                 message.MentionIdList = item.MentionPids.ToList();
                 return message;
             }).ToList().AsReadOnly();
+            // 查询之后更新对话中的最后一条消息
+            LCIMMessage lastMessage = messages.Last();
+            LCIMConversation conversation = await Client.GetOrQueryConversation(convId);
+            if (conversation.LastMessage == null ||
+                conversation.LastMessage.SentTimestamp < lastMessage.SentTimestamp) {
+                conversation.LastMessage = lastMessage;
+            }
+            return messages;
         }
 
         /// <summary>