#!/usr/bin/env bash
# Remove a parked-alias nginx site. Does not delete Arvan DNS or LE certs.
set -euo pipefail

HOST="${1:-}"

if [[ -z "$HOST" ]]; then
  echo "usage: unpark.sh <parked-host>" >&2
  exit 1
fi

if [[ ! "$HOST" =~ ^[a-z0-9.-]+$ ]]; then
  echo "invalid host" >&2
  exit 1
fi

NGINX_AVAILABLE="/etc/nginx/sites-available/$HOST"
NGINX_ENABLED="/etc/nginx/sites-enabled/$HOST"
LIST_FILE="/opt/websites-agent/parked-hosts.txt"

rm -f "$NGINX_ENABLED"
rm -f "$NGINX_AVAILABLE"

if [[ -f "$LIST_FILE" ]]; then
  grep -vxF "$HOST" "$LIST_FILE" >"${LIST_FILE}.tmp" || true
  mv "${LIST_FILE}.tmp" "$LIST_FILE"
fi

nginx -t
systemctl reload nginx
echo "unpark ok: $HOST"