Update app.py

app.py

@@ -91,6 +91,7 @@ def handle_input(user_input, state):
     if state['mode'] == 'waiting_for_upload':
         state['chat_history'].append(("Bot", "Please upload a file first."))
         logger.info("User attempted to interact without uploading a file.")
+        return state['chat_history'], state
     elif state['mode'] == 'waiting_for_query':
         query = user_input
         state['current_query'] = query
@@ -105,6 +106,7 @@ def handle_input(user_input, state):
         state['mode'] = 'waiting_for_feedback'
         state['chat_history'].append(("User", query))
         state['chat_history'].append(("Bot", f"Answer: {answer}\nPlease provide feedback: good, too vague, not helpful."))
+        # Log the query and initial answer here:
         logger.info(f"Query: {query}, Answer: {answer}")
     elif state['mode'] == 'waiting_for_feedback':
         feedback = user_input.lower()