Update app.py

app.py

@@ -103,15 +103,18 @@ def print_header_json_file(filepath):
 index = get_index(INDEX_FILE)
         
 # passes the prompt to the chatbot
-def chatbot(input_text, history=[]):
+def chatbot(input_text, state):
+    global conversation_history
     hyde= HyDEQueryTransform(include_original=True)
     prompt = f"In character as John Haynes, please respond to: {input_text}. Only reply with contextual information or say you cannot find an answer. End with a reflective question."
     response = index.query(prompt, response_mode="default", verbose=True, query_transform=hyde)
     store_message(input_text,response)
-    
-    # return the response
-    return response.response,history
 
+   # append the current input and response to the conversation history
+    conversation_history.append((input_text, response.response))
+    
+ # return the response and updated conversation history
+    return response.response, conversation_history
 
 with open('about.txt', 'r') as file:
     about = file.read()