Update app.py

app.py

@@ -53,7 +53,7 @@ with st.sidebar:
     # Add a button to clear the session state
     if st.button("Clear Session"):
         st.session_state.messages = []
-        st.session_state["bot"] = None
+        st.session_state["history"] = [{"role": "system", "content": "You are a helpful assistant."}]
         st.experimental_rerun()
 
 
@@ -69,23 +69,23 @@ for message in st.session_state.messages:
 
 
 # React to user input
-bot = ChatBot()
-if bot:
-    st.session_state["bot"] = bot
-
-    if prompt := st.chat_input("😉 Ask any question or feel free to use the examples provided in the left sidebar."):
-    
-        # Display user message in chat message container
-        st.chat_message("user").markdown(prompt)
-    
-        # Add user message to chat history
-        st.session_state.messages.append({"role": "user", "content": prompt})
-    
-        # API Call
-        response = bot.generate_response(prompt)
-    
-        # Display assistant response in chat message container
-        with st.chat_message("assistant"):
-            st.markdown(response)
-        # Add assistant response to chat history
-        st.session_state.messages.append({"role": "assistant", "content": response})
+if prompt := st.chat_input("😉 Ask any question or feel free to use the examples provided in the left sidebar."):
+
+    # Display user message in chat message container
+    st.chat_message("user").markdown(prompt)
+
+    # Add user message to chat history
+    st.session_state.messages.append({"role": "user", "content": prompt})
+    st.session_state["history"].append({"role": "user", "content": prompt})
+
+    # API Call
+    bot = ChatBot(history=st.session_state["history"])
+    response = bot.generate_response(prompt)
+
+    # Display assistant response in chat message container
+    with st.chat_message("assistant"):
+        st.markdown(response)
+
+    # Add assistant response to chat history
+    st.session_state.messages.append({"role": "assistant", "content": response})
+    st.session_state["history"].append({"role": "assistant", "content": response})