simpleproductextra.php

См. документацию.

<?php
 
namespace Sale\Handlers\DiscountPreset;
 
use Bitrix\Main\Error;
use Bitrix\Main\Localization\Loc;
 
class SimpleProductExtra extends SimpleProduct
{
    public function getTitle()
    {
        return Loc::getMessage('SALE_HANDLERS_DISCOUNTPRESET_SIMPLEPRODUCT_EXTRA_NAME');
    }
 
    protected function getLabelDiscountValue()
    {
        return Loc::getMessage('SALE_HANDLERS_DISCOUNTPRESET_SIMPLEPRODUCT_EXTRA_LABEL_DISCOUNT_VALUE');
    }
 
    protected function getTypeOfDiscount()
    {
        return static::ACTION_TYPE_EXTRA;
    }
 
    public function getSort()
    {
        return 300;
    }
 
    protected function addErrorEmptyActionValue(): void
    {
        $this->errorCollection[] = new Error(Loc::getMessage('SALE_HANDLERS_DISCOUNTPRESET_ERROR_EMPTY_EXTRA_VALUE'));
    }
}