#!/bin/bash

# NotebookLlama Frontend Deployment Script
# This script builds the Next.js standalone app with static assets on the server

set -e  # Exit on any error

echo "==================================="
echo "NotebookLlama Frontend Deployment"
echo "==================================="
echo ""

# Navigate to the frontend directory
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
cd "$SCRIPT_DIR"

echo "Working directory: $(pwd)"
echo ""

# Step 1: Pull latest code
echo "Step 1: Pulling latest code from git..."
git pull origin main
echo "✓ Code updated"
echo ""

# Step 2: Install dependencies
echo "Step 2: Checking dependencies..."
if [ -f "package.json" ]; then
    npm install
    echo "✓ Dependencies installed"
else
    echo "✗ package.json not found!"
    exit 1
fi
echo ""

# Step 3: Build the application
echo "Step 3: Building Next.js application..."
echo "This will create the standalone build and copy static assets..."
npm run build

# Verify static assets were copied
if [ -d ".next/standalone/.next/static" ]; then
    echo "✓ Static assets copied successfully"
else
    echo "✗ Warning: Static assets not found in .next/standalone/.next/static"
    echo "   Attempting manual copy..."
    mkdir -p .next/standalone/.next/
    cp -r .next/static .next/standalone/.next/static
    echo "✓ Manual copy completed"
fi

if [ -d ".next/standalone/public" ]; then
    echo "✓ Public files copied successfully"
else
    echo "✗ Warning: Public files not found in .next/standalone/public"
    echo "   Attempting manual copy..."
    cp -r public .next/standalone/public
    echo "✓ Manual copy completed"
fi
echo ""

# Step 4: Restart the service
echo "Step 4: Restarting systemd service..."
sudo systemctl restart notebookllama-frontend.service
echo "✓ Service restarted"
echo ""

# Step 5: Check service status
echo "Step 5: Checking service status..."
sleep 2  # Give the service a moment to start
sudo systemctl status notebookllama-frontend.service --no-pager -l
echo ""

echo "==================================="
echo "Deployment Complete!"
echo "==================================="
echo ""
echo "Next steps:"
echo "1. Check the service logs: sudo journalctl -u notebookllama-frontend.service -f"
echo "2. Test the application in your browser"
echo ""