accettazione

add_action('sln.template.summary.after_terms', function ($bb, $size) {
    if(class_exists('SLN_Form')) {
        ?>
        <div class="col-xs-12" style="font-size: 0.8em">
            <?php SLN_Form::fieldCheckbox('sln_accept_terms', false, array('attrs' => array('onclick' => "onAcceptTerms(this);"))); ?>
            <p style="display: inline-block"><?php _e('Ho preso visione dei prezzi e delle condizioni del servizio.', 'salon-booking-system') ?></p>
        </div>
        <?php
    }
}, 10, 2);

add_action('wp_enqueue_scripts', function() {
    wp_add_inline_script('salon', "function onAcceptTerms(el) {
        let nextBtn = jQuery('#salon-step-summary .form-actions .sln-btn--emphasis');
        if(el.checked) {
            nextBtn.css('visibility', 'visible');
        } else {
            nextBtn.css('visibility', 'hidden');
        }
    }");
    wp_add_inline_style('salon', "#salon-step-summary .form-actions .sln-btn--emphasis {
        visibility: hidden;
    }");
}, 99999);