/**
 * This file is part of the SplendidBear Websites' projects.
 *
 * Copyright (c) 2026 @ www.splendidbear.org
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

import { useEffect, useRef } from 'react';

/**
 * ContactForm Component
 *
 * Handles reCAPTCHA v3 integration for the contact form.
 * Intercepts form submission, executes reCAPTCHA, and submits the form with the token.
 *
 * @param {string} siteKey - Google reCAPTCHA site key
 * @param {string} recaptchaFieldId - ID of the hidden recaptcha input field
 */
const ContactForm = ({ siteKey, recaptchaFieldId }) => {
  const formRef = useRef(null);
  const isSubmittingRef = useRef(false);

  useEffect(() => {
    const form = document.querySelector('.auth-form');

    if (!form) {
      console.warn('ContactForm: No .auth-form found');
      return;
    }

    formRef.current = form;

    const handleSubmit = e => {
      e.preventDefault();

      if (isSubmittingRef.current) {
        return;
      }

      isSubmittingRef.current = true;

      if ('undefined' !== typeof grecaptcha) {
        grecaptcha.ready(() => {
          grecaptcha
            .execute(siteKey, { action: 'contact' })
            .then(token => {
              const recaptchaField = document.getElementById(recaptchaFieldId);

              if (recaptchaField) {
                recaptchaField.value = token;
              } else {
                console.error(`ContactForm: Recaptcha field with ID "${recaptchaFieldId}" not found`);
              }

              isSubmittingRef.current = false;
              form.submit();
            })
            .catch(error => {
              console.error('ContactForm: reCAPTCHA execution failed', error);
              isSubmittingRef.current = false;
            });
        });
      } else {
        console.error('ContactForm: grecaptcha is not loaded');
        isSubmittingRef.current = false;
      }
    };

    form.addEventListener('submit', handleSubmit);

    return () => {
      if (formRef.current) {
        formRef.current.removeEventListener('submit', handleSubmit);
      }
    };
  }, [siteKey, recaptchaFieldId]);

  return null;
};

export default ContactForm;
