removed global state

app.py

@@ -90,39 +90,34 @@ theme = gr.themes.Default(primary_hue="cyan", secondary_hue="violet")
 
 with gr.Blocks(theme=theme) as demo:
 
-    chat_history = gr.State([])
     rasa_client = RasaSocketIOClient(rasa_io_url)
     
-    async def interact_with_rasa(user_input):
+    async def interact_with_rasa(user_input, chat_history):
         logger.important(f"User input received: {user_input}")
-        
         if not rasa_client.sio.connected:
             logger.important("Rasa client not connected, attempting to connect...")
             await rasa_client.connect()
-        
         logger.important(f"Sending payload to Rasa: {user_input}")
-        
         is_first_message = True
-        
         async for message in rasa_client.send_message(user_input):
-            
             logger.important(f"Processing messages: {message}")
-            
             if is_first_message:
                 new_entry = (user_input, message.get('text', ''))
                 is_first_message = False
             else:
                 new_entry = (None, message.get('text', ''))
-            
-            chat_history.value.append(new_entry)
-            
-            yield "", chat_history.value
+            chat_history.append(new_entry)
+            yield "", chat_history
 
+    async def handle_clear_button():
+        await rasa_client.disconnect()
+        return "", None
+    
     chatbot = gr.Chatbot(label="Conversation")
     msg = gr.Textbox(placeholder="Say Hi! to wake me up", show_label=False)
-    clear = gr.ClearButton([msg, chatbot])
-    
-    msg.submit(interact_with_rasa, inputs=[msg], outputs=[msg, chatbot])
+    clear = gr.Button("Clear")
+    clear.click(handle_clear_button, inputs=[], outputs=[msg, chatbot])
+    msg.submit(interact_with_rasa, inputs=[msg, chatbot], outputs=[msg, chatbot])
 
 if __name__ == "__main__":
     logger.important("Launching Gradio demo...")