start.sh

#!/bin/bash

# Write Aid - Development Startup Script

echo "🚀 Starting Write Aid Development Environment"
echo "============================================="

# Check if we're in the right directory
if [ ! -f "README.md" ]; then
    echo "❌ Please run this script from the write-aid root directory"
    exit 1
fi

# Function to check if command exists
command_exists() {
    command -v "$1" >/dev/null 2>&1
}

# Check prerequisites
echo "📋 Checking prerequisites..."

if ! command_exists python3; then
    echo "❌ Python 3 is required but not installed"
    exit 1
fi

if ! command_exists node; then
    echo "❌ Node.js is required but not installed"
    exit 1
fi

if ! command_exists npm; then
    echo "❌ npm is required but not installed"
    exit 1
fi

echo "✅ Prerequisites check passed"

# Setup backend
echo ""
echo "🐍 Setting up Python backend..."
cd backend

# Create virtual environment if it doesn't exist
if [ ! -d "venv" ]; then
    echo "Creating Python virtual environment..."
    python3 -m venv venv
fi

# Activate virtual environment
echo "Activating virtual environment..."
source venv/bin/activate

# Install dependencies
echo "Installing Python dependencies..."
pip install -r requirements.txt

echo "✅ Backend setup complete"

# Setup frontend in parallel
echo ""
echo "⚛️  Setting up React frontend..."
cd ../frontend

# Install dependencies if node_modules doesn't exist
if [ ! -d "node_modules" ]; then
    echo "Installing Node.js dependencies..."
    npm install
else
    echo "Node.js dependencies already installed"
fi

echo "✅ Frontend setup complete"

# Start both servers
echo ""
echo "🎯 Starting development servers..."
echo "Backend will be available at: http://localhost:5001"
echo "Frontend will be available at: http://localhost:3000"
echo ""
echo "Press Ctrl+C to stop both servers"
echo ""

# Function to cleanup on exit
cleanup() {
    echo ""
    echo "🛑 Stopping servers..."
    kill $BACKEND_PID 2>/dev/null
    kill $FRONTEND_PID 2>/dev/null
    exit 0
}

# Set trap to cleanup on exit
trap cleanup INT TERM

# Start backend in background
cd ../backend
source venv/bin/activate
python app.py &
BACKEND_PID=$!

# Wait a moment for backend to start
sleep 3

# Start frontend in background
cd ../frontend
npm start &
FRONTEND_PID=$!

# Wait for both processes
wait