✨fix: has_more logic in ChatMessageListApi to ensure correct on behavior when no more messages are available. (#24661)

api/controllers/console/app/message.py

@@ -95,9 +95,10 @@ class ChatMessageListApi(Resource):
                 .all()
             )
 
+        # Initialize has_more based on whether we have a full page
         if len(history_messages) == args["limit"]:
             current_page_first_message = history_messages[-1]
-
+            # Check if there are more messages before the current page
             has_more = db.session.scalar(
                 select(
                     exists().where(
@@ -107,6 +108,9 @@ class ChatMessageListApi(Resource):
                     )
                 )
             )
+        else:
+            # If we don't have a full page, there are no more messages
+            has_more = False
 
         history_messages = list(reversed(history_messages))