#!/bin/bash
set -e

# Export environment variables for the app
export BACKEND_URL="http://127.0.0.1:8000"

echo "Starting FastAPI backend on port 8000..."
uvicorn app.api:app --host 0.0.0.0 --port 8000 &
BACKEND_PID=$!

# Wait for backend to be ready with health check
echo "Waiting for backend to start..."
for i in {1..30}; do
    if curl -s http://127.0.0.1:8000/health > /dev/null 2>&1; then
        echo "Backend is healthy!"
        break
    fi
    echo "Waiting... ($i/30)"
    sleep 2
done

# Check if backend is running
if ! kill -0 $BACKEND_PID 2>/dev/null; then
    echo "ERROR: Backend failed to start"
    exit 1
fi

echo "Backend started successfully (PID: $BACKEND_PID)"
echo "Starting Streamlit frontend on port 7860..."

# Start Streamlit frontend on port 7860 (Hugging Face Spaces default)
streamlit run streamlit_app.py --server.port 7860 --server.address 0.0.0.0 --server.headless true