start.sh

#!/bin/bash

echo "=========================================="
echo "  Starting Quantum Compiler"
echo "=========================================="
echo ""

# Colors
GREEN='\033[0;32m'
BLUE='\033[0;34m'
YELLOW='\033[1;33m'
NC='\033[0m' # No Color

# Check if dependencies are installed
if [ ! -d "backend/node_modules" ] || [ ! -d "frontend/node_modules" ]; then
    echo -e "${YELLOW}⚠ Dependencies not found. Running setup first...${NC}"
    ./setup.sh
    echo ""
fi

# Kill any existing processes on ports 5000 and 3000
echo -e "${YELLOW}Cleaning up existing processes...${NC}"
pkill -f "node server.js" 2>/dev/null
lsof -ti:3000 | xargs kill -9 2>/dev/null
sleep 1
echo ""

# Function to cleanup on exit
cleanup() {
    echo ""
    echo -e "${YELLOW}Shutting down servers...${NC}"
    kill $BACKEND_PID $FRONTEND_PID 2>/dev/null
    exit 0
}

trap cleanup SIGINT SIGTERM

# Start backend
echo -e "${BLUE}Starting backend server...${NC}"
cd backend
npm start > ../backend.log 2>&1 &
BACKEND_PID=$!
cd ..

# Wait a moment for backend to start
sleep 2

# Start frontend
echo -e "${BLUE}Starting frontend server...${NC}"
cd frontend
npm start > ../frontend.log 2>&1 &
FRONTEND_PID=$!
cd ..

echo ""
echo "=========================================="
echo -e "${GREEN}✓ Quantum Compiler is starting!${NC}"
echo "=========================================="
echo ""
echo "Backend:  http://localhost:5000"
echo "Frontend: http://localhost:3000"
echo ""
echo "Logs:"
echo "  Backend:  tail -f backend.log"
echo "  Frontend: tail -f frontend.log"
echo ""
echo "Press Ctrl+C to stop all servers"
echo ""

# Wait for processes
wait