#!/bin/bash

# QR Inventory Management System - Quick Setup Script for Debian 13
# This script automates the setup process

set -e

# Colors for output
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
NC='\033[0m' # No Color

# Function to print colored output
print_status() {
    echo -e "${GREEN}[INFO]${NC} $1"
}

print_warning() {
    echo -e "${YELLOW}[WARNING]${NC} $1"
}

print_error() {
    echo -e "${RED}[ERROR]${NC} $1"
}

# Check if running as root
if [[ $EUID -eq 0 ]]; then
    print_error "This script should not be run as root. Please run as a regular user."
    exit 1
fi

# Update system
print_status "Updating system packages..."
sudo apt update
sudo apt upgrade -y

# Install Node.js
print_status "Installing Node.js 18 LTS..."
curl -fsSL https://deb.nodesource.com/setup_18.x | sudo -E bash -
sudo apt-get install -y nodejs

# Verify Node.js installation
if ! command -v node &> /dev/null; then
    print_error "Node.js installation failed"
    exit 1
fi

print_status "Node.js $(node --version) installed successfully"

# Install Git
print_status "Installing Git..."
sudo apt install git -y

# Install build tools
print_status "Installing build tools..."
sudo apt install build-essential -y

# Install project dependencies with legacy peer deps to handle React 19 compatibility
print_status "Installing project dependencies..."
npm install --legacy-peer-deps

# Create .env file if it doesn't exist
if [ ! -f .env ]; then
    print_status "Creating .env file..."
    cat > .env << EOF
# Database Configuration
DATABASE_URL="file:./db/custom.db"

# Application Configuration
NODE_ENV="development"
PORT=3000
HOSTNAME="0.0.0.0"
EOF
    print_status ".env file created with default settings"
else
    print_warning ".env file already exists, skipping creation"
fi

# Create database directory
print_status "Setting up database..."
mkdir -p db

# Generate Prisma client
print_status "Generating Prisma client..."
npm run db:generate

# Push database schema
print_status "Setting up database schema..."
npm run db:push

# Build the application
print_status "Building the application..."
npm run build

print_status "Setup completed successfully!"
print_status "You can now run the application with:"
echo -e "${GREEN}npm start${NC} (for production)"
echo -e "${GREEN}npm run dev${NC} (for development)"
print_status "The application will be available at http://localhost:3000"

# Ask if user wants to run the application now
read -p "Do you want to start the application now? (y/n): " -n 1 -r
echo
if [[ $REPLY =~ ^[Yy]$ ]]; then
    print_status "Starting the application..."
    npm start
fi