[Forminator Pro] - Make an AJAX request upon an input

wpmudev-forminator-send-input-ajax-request.php

<?php
/**
* Plugin Name: [Forminator Pro] - Make an AJAX request upon an input
* Plugin URI: https://premium.wpmudev.org/
* Description: Send an AJAX request when an input is filled (as of 1.11.3)
* Author: Alessandro Kaounas @ WPMUDEV
* Author URI: https://premium.wpmudev.org/
* Task: 0/1135022585412927/1164144055767340
* 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;
}

add_action( 'wp_footer', 'wpmudev_form_ico_ajax_request', 99 );

function wpmudev_form_ico_ajax_request(){ ?>

<script type="text/javascript">
(function ($, document, window) {
    "use strict";
    (function () {
        let form_id = 403, field_id = 'text-7';
        $(document).on( 'after.load.forminator',function( e, form_id ) {
            let form = $( '#forminator-module-' + form_id ),
            element = form.find( '#' + field_id + ' .forminator-input' ),
            limit = element.closest( '.forminator-row' ).find( '[data-limit]' ).data( 'limit' ),
            ajax = false;
            element.on( 'keyup', function(){
                let input = $(this);
                if( input.val().length === limit ){
                    if( ajax ) return;
                    $.ajax({
                        url: "ares.php",
                        contentType: "application/json; charset=utf-8",
                        dataType: "json",
                        data: "ico=" + input.val(),
                        cache: false,
                        beforeSend: function(){
                            ajax = true;
                            input.blur();
                            form.addClass('forminator-fields-disabled');
                        },
                        complete: function(){
                            ajax = false;
                            form.removeClass('forminator-fields-disabled');
                        },
                        success: function ( data ) {
                            // Do some things here...
                        },
                        error: function ( data, errorThrown ) {
                            console.log( 'Error response: ' + errorThrown );
                        }
                    });
                }
            });
        });
    })();
}(jQuery, document, window));
</script>

<?php }