#!/usr/bin/env bash
set -euo pipefail
cd "$(dirname "$0")"

TS="$(date +%Y%m%d-%H%M%S)"
echo "[deploy:$TS] Building Next.js app..."
# Build logs captured to a timestamped file and echoed to console
npm run build 2>&1 | tee -a "build-${TS}-deploy.log"

echo "[deploy:$TS] Restarting PM2 app 'nextjs'..."
if pm2 describe nextjs >/dev/null 2>&1; then
  pm2 restart nextjs
else
  pm2 start ecosystem.config.js
fi

# Give it a moment to boot
sleep 2

echo "[deploy:$TS] Recent PM2 logs (nextjs):"
# Prefer pm2 logs if available; fallback to tailing files
if pm2 logs nextjs --lines 80 --nostream >/dev/null 2>&1; then
  pm2 logs nextjs --lines 80 --nostream || true
else
  LOGDIR="$HOME/.pm2/logs"
  [ -f "$LOGDIR/nextjs-out.log" ] && { echo "== nextjs-out.log (tail) =="; tail -n 80 "$LOGDIR/nextjs-out.log"; }
  [ -f "$LOGDIR/nextjs-error.log" ] && { echo "== nextjs-error.log (tail) =="; tail -n 80 "$LOGDIR/nextjs-error.log"; }
fi

echo "[deploy:$TS] Done."