promotion.php

См. документацию.

<?php
 
namespace Bitrix\Socialnetwork\Controller;
 
use Bitrix\Main\Engine\AutoWire\BinderArgumentException;
use Bitrix\Main\Engine\AutoWire\ExactParameter;
use Bitrix\Main\Engine\Controller;
use Bitrix\Main\Error;
use Bitrix\Socialnetwork\Promotion\AbstractPromotion;
use Bitrix\Socialnetwork\Promotion\PromotionFactory;
use Bitrix\Socialnetwork\Promotion\PromotionType;
 
class Promotion extends Controller
{
    public function getAutoWiredParameters(): array
    {
        return [
            new ExactParameter(
                AbstractPromotion::class,
                'promotion',
                function($className, $promotion): ?AbstractPromotion {
                    $promotionType = PromotionType::tryFrom($promotion);
 
                    if (!$promotionType)
                    {
                        $this->addError(new Error('Unknown promotion type'));
 
                        return null;
                    }
 
                    return (new PromotionFactory())->getByPromotionType($promotionType);
                },
            ),
        ];
    }
 
    public function setViewedAction(AbstractPromotion $promotion): bool
    {
        $userId = (int)$this->getCurrentUser()?->getId();
 
        if ($userId <= 0)
        {
            return false;
        }
 
        return $promotion->setViewed($userId);
    }
}