#!/bin/bash
# Quick update script for SkyWatch on remote server
# Run this on the server: bash update-server.sh

set -e

echo "🔄 Updating SkyWatch..."

cd /opt/resource-monitor

echo "📥 Pulling latest code..."
git pull origin main

echo "🔧 Ensuring build tools are present (needed for native modules)..."
if command -v apt-get &>/dev/null; then
	apt-get install -y --no-install-recommends make gcc g++ python3 2>&1 | tail -5
elif command -v dnf &>/dev/null; then
	dnf install -y make gcc gcc-c++ python3 2>&1 | tail -5
elif command -v yum &>/dev/null; then
	yum install -y make gcc gcc-c++ python3 2>&1 | tail -5
fi

echo "📦 Installing dependencies..."
rm -rf node_modules

# Prefer deterministic installs with npm ci when lockfile is present.
if [ -f package-lock.json ]; then
	if ! npm ci --omit=dev 2>&1 | tail -20; then
		echo "npm ci failed, falling back to npm install..."
		npm install --omit=dev 2>&1 | tail -20
	fi
else
	echo "No package-lock.json found, using npm install..."
	npm install --omit=dev 2>&1 | tail -20
fi

echo "🔄 Restarting application..."
pm2 restart resource-monitor

echo "✅ Waiting for startup..."
sleep 3

echo "📋 Checking status..."
pm2 status resource-monitor

echo ""
echo "📊 Recent logs (checking for database migration):"
pm2 logs resource-monitor --lines 30 --nostream

echo ""
echo "✅ Update complete!"
echo "🌐 Check your dashboard at http://$(hostname -I | awk '{print $1}'):3001"