Forminator SPH and CYL Logic and conditionals

forminator_sph_cyl_logic.php

<?php
/*
Plugin Name:  Forminator Lens SPH and CYL logic conditions 
Version: 0.1
Description: Forminator Lens SPH and CYL logic conditions
Author: Alfredo Galano Loyola
License: GPLv2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
*/
defined('ABSPATH') || exit;

function frm_lens_sph_cyl_logic()
{
?>
    <script type="text/javascript">
        var sphR = 0;
        var sphL = 0;
        var cylR = 0;
        var cylL = 0;

        function checkSPH(value) {
            if (value >= 4 || value <= -8) {
                return true;
            } else {
                return false
            }
        }

        function checkSPH_CR39(value) {
            if (value >= 4 || value <= -6) {
                return true;
            } else {
                return false
            }
        }

        function checkCYL(value) {
            if (value >= 2 || value <= -2) {
                return true;
            } else {
                return false
            }
        }

        function areLensAvailable(sphR, sphL, cylR, cylL) {
            if (checkSPH(sphR) || checkSPH(sphL) || checkCYL(cylR) || checkCYL(cylL)) {
                alert("Really sorry. Lens with those metrics are not available.");
                jQuery('.forminator-button-next').hide();
            } else {
                jQuery('.forminator-button-next').show();
            }
        }

        function areCR39Available(sphR, sphL, cylR, cylL) {
            if (checkSPH_CR39(sphR) || checkSPH_CR39(sphL)) {
                handleRadioOptions("hide");
            } else {
                handleRadioOptions("show");
            }
        }

        function handleRadioOptions(action) {
            jQuery('.forminator-radio-label').each(function(index) {
                if (jQuery(this).text().includes("CR39")) {
                    if (action == "hide") {
                        jQuery(this).parent().hide();
                        if (jQuery(this).parent().children(':first-child').is(':checked')) {
                            jQuery(this).parent().children(':first-child').prop('checked', false);
                        }
                    } else {
                        jQuery(this).parent().show();
                    }

                }
            });
        }
        jQuery(document).ready(function() {
            if (jQuery('#forminator-module-1049823').length) {
                setTimeout(() => {
                    jQuery("#select-1 select").on("change", function() {
                        sphR = jQuery(this).val();
                        areLensAvailable(sphR, sphL, cylR, cylL);
                        areCR39Available(sphR, sphL, cylR, cylL);

                    });
                    jQuery("#select-5 select").on("change", function() {
                        sphL = jQuery(this).val();
                        areLensAvailable(sphR, sphL, cylR, cylL);
                        areCR39Available(sphR, sphL, cylR, cylL);
                    });
                    jQuery("#select-2 select").on("change", function() {
                        cylR = jQuery(this).val();
                        areLensAvailable(sphR, sphL, cylR, cylL);
                        areCR39Available(sphR, sphL, cylR, cylL);
                    });
                    jQuery("#select-6 select").on("change", function() {
                        cylL = jQuery(this).val();
                        areLensAvailable(sphR, sphL, cylR, cylL);
                        areCR39Available(sphR, sphL, cylR, cylL);
                    });
                    console.log("Time is gold");
                }, 1500);

            }
        });
    </script>
<?php
}
add_action('wp_footer', 'frm_lens_sph_cyl_logic');