From a893141ae69518bca9ed00c5eedd2bf970527154 Mon Sep 17 00:00:00 2001
From: Gordon <46924906+FGadvancer@users.noreply.github.com>
Date: Tue, 29 Jul 2025 16:00:08 +0800
Subject: [PATCH] eat: add filtering for invalid messages and invalid
 conversations to prevent data-fetching exceptions after conversations are
 deleted.

---
 internal/api/jssdk/jssdk.go | 4 +++-
 internal/rpc/third/third.go | 3 ++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/internal/api/jssdk/jssdk.go b/internal/api/jssdk/jssdk.go
index 0d30b1ea0..455a1fc93 100644
--- a/internal/api/jssdk/jssdk.go
+++ b/internal/api/jssdk/jssdk.go
@@ -266,7 +266,9 @@ func (x *JSSdk) checkMessagesAndGetLastMessage(ctx context.Context, userID strin
 				break
 			}
 		}
-		if allInValid {
+
+		// when the conversation has been deleted by the user, the length of message.Msgs is empty
+		if allInValid && len(message.Msgs) > 0 {
 			conversationIDs = append(conversationIDs, conversationID)
 		}
 	}
diff --git a/internal/rpc/third/third.go b/internal/rpc/third/third.go
index 135a11269..197f9ae52 100644
--- a/internal/rpc/third/third.go
+++ b/internal/rpc/third/third.go
@@ -23,6 +23,8 @@ import (
 	"github.com/openimsdk/tools/s3/aws"
 	"github.com/openimsdk/tools/s3/disable"
 
+	"google.golang.org/grpc"
+
 	"github.com/openimsdk/open-im-server/v3/pkg/common/config"
 	"github.com/openimsdk/open-im-server/v3/pkg/common/storage/cache/redis"
 	"github.com/openimsdk/open-im-server/v3/pkg/common/storage/controller"
@@ -37,7 +39,6 @@ import (
 	"github.com/openimsdk/tools/s3/kodo"
 	"github.com/openimsdk/tools/s3/minio"
 	"github.com/openimsdk/tools/s3/oss"
-	"google.golang.org/grpc"
 )
 
 type thirdServer struct {