function publicHost() {
  return String(process.env.WEBHOOK_HOST || process.env.SPACE_HOST || process.env.PORTAL_HOST || '')
    .replace(/^https?:\/\//, '')
    .replace(/\/+$/, '');
}

function snippeWebhookUrl(path = '/api/webhooks/snippe') {
  const host = publicHost();
  if (!host) {
    throw new Error('WEBHOOK_HOST, SPACE_HOST, or PORTAL_HOST is required for Snippe webhooks');
  }
  const normalizedPath = path.startsWith('/') ? path : `/${path}`;
  return `https://${host}${normalizedPath}`;
}

module.exports = { snippeWebhookUrl };