import requests
import streamlit as st

st.title("Spatial Parser Demo")

text = st.text_area("Enter your spatial description:")

if st.button("Submit"):
    with st.spinner("Calling backend..."):
        try:
            response = requests.post(
                "https://dsbb0707--spatialparse-gradio.hf.space/run/predict",
                json={"data": [text]},
                timeout=20
            )
            result = response.json()["data"][0]
            st.success(f"Parsed Output:\n\n{result}")
        except Exception as e:
            st.error(f"Backend error: {e}")