Update app.py

app.py

@@ -144,8 +144,10 @@ async def user_ask(state, chatbot1, chatbot2, textbox):
     if len(user_input) > 200:
         user_input = user_input[:200]  # Limit user input to 200 characters
 
+    collection = init_database()  # Initialize the collection object
+
     # Updating state with the current ELO ratings
-    state["elo_ratings"] = get_user_elo_ratings()
+    state["elo_ratings"] = get_user_elo_ratings(collection)
     if "history" not in state:
         state.update({'history': [[],[]]})
     state["history"][0].extend([