run_all.py

"""
Script to run both the FastAPI backend and Streamlit UI.

Usage:
    python run_all.py
    
This will start:
    - FastAPI backend on http://localhost:8000
    - Streamlit UI on http://localhost:8502
"""
import subprocess
import sys
import time
import webbrowser
from threading import Thread
from app.config import settings

BACKEND_API_SERVER_PORT = str(settings.api_port)
UI_APP_PORT = str(settings.ui_port)

def run_api():
    """Run the FastAPI backend."""
    print(F"🚀 Starting FastAPI backend on http://localhost:{BACKEND_API_SERVER_PORT}")
    subprocess.run([
        sys.executable, "-m", "uvicorn",
        "app.main:app",
        "--host", "0.0.0.0",
        "--port", BACKEND_API_SERVER_PORT,
        "--reload"
    ])


def run_streamlit():
    """Run the Streamlit UI."""
    print(F"🎨 Starting Streamlit UI on http://localhost:{UI_APP_PORT}")
    subprocess.run([
        sys.executable, "-m", "streamlit",
        "run", "ui/app.py",
        "--server.port", UI_APP_PORT,
        "--server.headless", "true"
    ])


def open_browser():
    """Open browser after a delay."""
    time.sleep(3)
    print("\n🌐 Opening Streamlit UI in browser...")
    webbrowser.open(F"http://localhost:{UI_APP_PORT}")


if __name__ == "__main__":
    # Start API in a thread
    api_thread = Thread(target=run_api, daemon=True)
    api_thread.start()
    
    # Wait for API to start
    time.sleep(2)
    
    # Open browser in background
    browser_thread = Thread(target=open_browser, daemon=True)
    browser_thread.start()
    
    # Run Streamlit in main thread (blocking)
    try:
        run_streamlit()
    except KeyboardInterrupt:
        print("\n👋 Shutting down services...")
        sys.exit(0)