export interface AssistantWidgetAvailabilityOptions {
  endpoint?: string;
  fetch?: typeof globalThis.fetch;
}

export async function isAssistantWidgetAvailable(
  options: AssistantWidgetAvailabilityOptions = {},
): Promise<boolean> {
  const fetcher = options.fetch ?? globalThis.fetch;
  if (typeof fetcher !== 'function') {
    return false;
  }

  try {
    const response = await fetcher(options.endpoint ?? '/api/ai-api/list', {
      credentials: 'include',
      headers: { Accept: 'application/json' },
    });
    if (!response.ok) {
      return false;
    }
    const body = await response.json() as { success?: unknown };
    return body.success === true;
  } catch {
    return false;
  }
}