Forminator Compare Fist Name and Last Name, if both are the same hide the Submit button

forminator_compare_fields.php

<?php
/**
 * Plugin Name: [Forminator Pro] -Compare first name and last name and if equals hide the submit button.
 * Plugin URI: https://wpmudev.com/
 * Description:Compare first name and last name and if equals hide the submit button.
 * Author: Alfredo Galano Loyola @ WPMUDEV
 * Author URI: https://wpmudev.com/
 * License: GPLv2 or later
 */
if (!defined('ABSPATH')) {
    exit;
}
// No need to do anything if the request is via WP-CLI.
if (defined('WP_CLI') && WP_CLI) {
    return;
}

if (!class_exists('WPMUDEV_Forminator_Field_Comparison')) {

    class WPMUDEV_Forminator_Field_Comparison
    {
        /**
         * $forms used to define the form and the hidden field that will be used. It's possible use the feature in several forms
         * [forminator_form id="1049353"]
         */
        private $forms = array(1049353 , 1049394);

        private $field1 = 'name-1';
        private $field2 = 'name-2';


        
        private static $_instance = null;

        public static function get_instance()
        {

            if (is_null(self::$_instance)) {
                self::$_instance = new WPMUDEV_Forminator_Field_Comparison();
            }

            return self::$_instance;
        }

        private function __construct()
        {
            $this->init();
        }

        public function init()
        {
            // Do some checks here
            if (!defined('FORMINATOR_VERSION') || FORMINATOR_VERSION < '1.12' || !class_exists('Forminator_API')) {
                return;
            }

            add_action('wp_footer', array($this, 'customize_hidden_field_js'), 9999);
        }

        public function customize_hidden_field_js()
        {
            ?>
            <script>
            jQuery(document ).ready(function() {
                _field_1 = "<?php echo $this->field1;?>";
                _field_2 = "<?php echo $this->field2;?>";
                <?php
                foreach ($this->forms as $form_id) { 
                ?>


                    jQuery("#forminator-module-<?php echo $form_id;?> input, #forminator-module-<?php echo $form_id;?> select").change(function(){
                        compareFieldsValues("<?php echo $form_id;?>",_field_1, _field_2);
                    }); 
                <?php
                }
                ?>


                function compareFieldsValues(form_id, field1, field2) {
                    let value1 = jQuery("#forminator-module-"+form_id+" input[name='"+field1+"']").val();
                    let value2 = jQuery("#forminator-module-"+form_id+" input[name='"+field2+"']").val();
                    if (value1 === value2) {
                        jQuery("#forminator-module-"+form_id+" .forminator-button-submit").hide();
                        console.log(value1 +"----"+value2+"----> Hidden");
                    }
                    else{
                        jQuery("#forminator-module-"+form_id+" .forminator-button-submit").show();
                    console.log("Showing");
                    }
                    
                }
            
            });
            </script>
            <?php
        }
 
    }

    add_action('plugins_loaded', function () {
        return WPMUDEV_Forminator_Field_Comparison::get_instance();
    });
}