fixes name

packages/stream_chat_flutter_core/lib/src/stream_channel.dart

@@ -227,13 +227,13 @@ class StreamChannelState extends State<StreamChannel> {
         preferOffline: preferOffline,
       );
 
-  Future<List<ChannelState>> _queryAtMessage({
+  Future<ChannelState?> _queryAtMessage({
     String? messageId,
     int before = 20,
     int after = 20,
     bool preferOffline = false,
   }) async {
-    if (channel.state == null) return [];
+    if (channel.state == null) return null;
     channel.state!.isUpToDate = false;
     channel.state!.truncate();
 
@@ -245,17 +245,15 @@ class StreamChannelState extends State<StreamChannel> {
         preferOffline: preferOffline,
       );
       channel.state!.isUpToDate = true;
-      return [];
+      return null;
     }
 
-    return Future.wait([
-      queryAroundMessage(
-        messageId,
-        before: before,
-        after: after,
-        preferOffline: preferOffline,
-      ),
-    ]);
+    return queryAroundMessage(
+      messageId,
+      before: before,
+      after: after,
+      preferOffline: preferOffline,
+    );
   }
 
   ///
@@ -267,7 +265,7 @@ class StreamChannelState extends State<StreamChannel> {
   }) =>
       channel.query(
         messagesPagination: PaginationParams(
-          aroundId: messageId,
+          idAround: messageId,
           before: before,
           after: after,
         ),