app/Plugin/PointExDx/Resource/template/default/Product/detail_add_js.twig line 1

<script>
    {% set bonus_points = get_bonus_points(Product.id, 'json') %}
    var bonus_point = JSON.parse('{{ bonus_points|raw }}');

    $(function () {

        var min = bonus_point.min;
        var max = bonus_point.max;
        var bonus_origin = '';

        // 初期値
        if(min == max && min > 0) {
            $('#bonus-point').text(min);
            bonus_origin = min;
        } else if(max > 0) {
            $('#bonus-point').text(min + " ～ " + max);
            bonus_origin = min + " ～ " + max;
        } else {
            $('#ec-productRole__bonus_point').remove();
        }

        // 再読込時
        var $gSele1 = $('#form1').find('select[name=classcategory_id1]');
        var $gSele2 = $('#form1').find('select[name=classcategory_id2]');

        if(!$gSele2.length) {
            selectBonus($('#form1'), $gSele1.val(), null);
        } else {
            selectBonus($('#form1'), $gSele1.val(), $gSele2.val());
        }

        $('select[name=classcategory_id1]').change(function () {

            var $form = $(this).parents('form');
            var $sele1 = $(this);
            var $sele2 = $form.find('select[name=classcategory_id2]');

            if(!$sele2.length) {
                selectBonus($form, $sele1.val(), null);
            } else {
                var $bonus = $form.parent().find('.bonus-point').first();
                $bonus.text(bonus_origin);
            }
        });

        $('select[name=classcategory_id2]').change(function () {

            var $form = $(this).parents('form');
            var $sele1 = $form.find('select[name=classcategory_id1]');
            var $sele2 = $(this);

            selectBonus($form, $sele1.val(), $sele2.val());
        });

        function selectBonus($form, classcat_id1, classcat_id2) {

            classcat_id2 = classcat_id2 ? classcat_id2 : '';

            var classcat2 = 'undefined';
            if (typeof eccube.classCategories[classcat_id1] !== 'undefined') {
                classcat2 = eccube.classCategories[classcat_id1]['#' + classcat_id2];
            }

            var $bonus = $form.parent().find('.bonus-point').first();

            if($bonus.length == 0) {
                return;
            }

            if (typeof classcat2 === 'undefined') {
                $bonus.text(bonus_origin);
            } else {
                product_class_id = classcat2.product_class_id;

                if(typeof bonus_point[product_class_id] !== 'undefined') {
                    $bonus.text(bonus_point[product_class_id].point);
                } else {
                    $bonus.text(bonus_origin);
                }
            }
        }
    })
</script>