'use client';

declare global {
  interface Window {
    grecaptcha: {
      ready: (cb: () => void) => void;
      execute: (siteKey: string, options: { action: string }) => Promise<string>;
    };
  }
}

export function getRecaptchaToken(action: string = 'submit'): Promise<string | null> {
  return new Promise((resolve) => {
    const siteKey = process.env.NEXT_PUBLIC_RECAPTCHA_SITE_KEY;
    if (typeof window === 'undefined' || !siteKey || !window.grecaptcha) {
      resolve(null);
      return;
    }
    try {
      window.grecaptcha.ready(() => {
        window.grecaptcha
          .execute(siteKey, { action })
          .then((token: string) => resolve(token))
          .catch(() => resolve(null));
      });
    } catch {
      resolve(null);
    }
  });
}