commerce_multisafepay_payments.module

<?php declare(strict_types=1);
/**
 * @file
 * Implement hooks.
 */

use Drupal\Core\Form\FormStateInterface;

/**
 * Alter a form.
 *
 * Implements hook_form_alter().
 *
 * @param mixed $form
 *   The form.
 * @param \Drupal\Core\Form\FormStateInterface $formState
 *   The form state.
 * @param int $formId
 *   The form id.
 */
function commerce_multisafepay_payments_form_alter(
    &$form,
    FormStateInterface $formState,
    $formId
) {
    if (!isset($form['#step_id'])) {
        return;
    }

    if ($form['#step_id'] == 'order_information') {
        if (isset($form['payment_information']['#payment_options'])) {
            /** @var \Drupal\commerce_payment\PaymentOption $payment_option */
            foreach ($form['payment_information']['#payment_options'] as $payment_option) {
                /** @var \Drupal\Core\Config\ImmutableConfig $config */
                $config = \Drupal::config('commerce_payment.commerce_payment_gateway.' . $payment_option->getId());
                if ('msp_applepay' == $config->get('plugin')) {
                    $form['#attached']['library'][] = 'commerce_multisafepay_payments/applepay';
                    $computed_settings['name'] = $payment_option->getId();
                    $form['#attached']['drupalSettings']['commerce_multisafepay_payments']['applepay'] = $computed_settings;
                    break;
                }
            }
        }
    }
}