/** Details use the member portal's own login; API credentials never enter a URL. */
export function turkservisComboDetailsUrl(apiUrl: string | undefined, model: string): string | null {
  if (!apiUrl || !model || model.length > 128) {return null}

  try {
    const endpoint = new URL(apiUrl)

    if (
      endpoint.protocol !== 'https:' || endpoint.username || endpoint.password || endpoint.port ||
      !['ai.turkservis.online', 'turkservis.online'].includes(endpoint.hostname)
    ) {return null}

    const details = new URL('https://turkservis.online/router')

    details.searchParams.set('model', model)

    return details.href
  } catch {
    return null
  }
}