ViewsFormTestHooks.php

<?php

declare (strict_types=1);
namespace Drupal\views_form_test\Hook;

use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Hook\Attribute\Hook;

/**
 * Hook implementations for views_form_test.
 */
class ViewsFormTestHooks {
    
    /**
     * Implements hook_form_BASE_FORM_ID_alter().
     */
    public function formViewsFormMediaMediaPageListAlter(&$form, FormStateInterface $form_state, $form_id) : void {
        $state = \Drupal::state();
        $count = $state->get('hook_form_BASE_FORM_ID_alter_count', 0);
        $state->set('hook_form_BASE_FORM_ID_alter_count', $count + 1);
    }

}