app.py

import streamlit as st
import firebase_admin
from firebase_admin import credentials, firestore, initialize_app
from config import Config

st.set_page_config(layout="centered", page_icon="Assets/Logo.png", page_title="Enhance")

def main():
    try:
        # Validate configuration
        Config.validate_config()
        
        # Initialize Firebase
        if not firebase_admin._apps:
            cred = credentials.Certificate(Config.get_firebase_credentials())
            initialize_app(cred)
        db = firestore.client()
        
    except ValueError as e:
        st.error(f"🔧 Configuration Error: {str(e)}")
        st.info("""
        **To fix this issue:**
        
        **For Local Development:**
        1. Copy `.env.example` to `.env`
        2. Fill in your actual API keys in the `.env` file
        3. Run `python startup_check.py` to validate your setup
        
        **For Hugging Face Spaces:**
        1. Go to your Space settings
        2. Add the required environment variables as secrets
        3. Restart your Space
        
        **Required Environment Variables:**
        - `GROQ_API_KEY`
        - `FIREBASE_PROJECT_ID`
        - `FIREBASE_PRIVATE_KEY`
        - `FIREBASE_CLIENT_EMAIL`
        - `FIREBASE_CLIENT_X509_CERT_URL`
        """)
        st.stop()
    except Exception as e:
        st.error(f"❌ Initialization Error: {str(e)}")
        st.info("Please check your configuration and try again.")
        st.stop()


    
    # Add branding to sidebar
    with st.sidebar:
        st.image('Assets/Logo1.png', use_container_width=True)
        st.markdown("---")
        page = st.radio("Choose Your Tool", ["LinkedIn Enhancer", "Resume Enhancer"])
    
    if page == "LinkedIn Enhancer":
        from linkedin_main import linkedin_interface
        linkedin_interface()
    else:
        from resume_inhance import resume_enhancer
        resume_enhancer()

if __name__ == "__main__":
    main()