Update app.py

app.py

@@ -15,6 +15,11 @@ from langchain_groq import ChatGroq
 from langchain.prompts import PromptTemplate
 
 
+def on_message_change():
+    st.session_state.history.append(st.session_state.message)
+    st.session_state.message = ""
+
+
 def main():
     """
     This function is the main entry point of the application. It sets up the Groq client, the Streamlit interface, and handles the chat interaction.
@@ -38,7 +43,8 @@ def main():
 
     memory = ConversationBufferWindowMemory(k=7, memory_key="chat_history", return_messages=True)
 
-    user_question = st.text_input("Ask a question:")
+    user_question = st.text_input("Ask a question:", on_change=on_message_change)
+
 
     # session state variable
     if 'chat_history' not in st.session_state: