app.py

import streamlit as st
from agent_backend import process_message
import logging
logging.basicConfig(level=logging.DEBUG)
print("🔥 APP.PY STARTED")


st.set_page_config(page_title="FoodHub Chatbot", layout="centered")

st.title("🍔 FoodHub Customer Support Chatbot")

# -------------------------------------------------------
# Chat history
# -------------------------------------------------------
if "history" not in st.session_state:
    st.session_state.history = []

st.markdown("Chat with the FoodHub Assistant below:")

# User input box
user_input = st.text_input("You:", "", key="user_text")

# When Send button is clicked
if st.button("Send"):
    if user_input.strip():
        response = process_message(user_input)

        st.session_state.history.append(("You", user_input))
        st.session_state.history.append(("Bot", response))

        # Clear input box
        st.session_state.user_text = ""

# -------------------------------------------------------
# Display chat
# -------------------------------------------------------
chat_container = st.container()

with chat_container:
    for sender, msg in st.session_state.history:
        if sender == "You":
            st.markdown(f"**🧑 You:** {msg}")
        else:
            st.markdown(f"**🤖 Bot:** {msg}")

# Auto-scroll
st.write("")