updatechannel.php

См. документацию.

<?php
 
namespace Bitrix\Calendar\Internals\EventManager\EventSubscriber\EventCategory;
 
use Bitrix\Calendar\Core\Mappers\Factory;
use Bitrix\Calendar\EventCategory\Event\AfterEventCategoryUpdate;
use Bitrix\Calendar\Integration;
use Bitrix\Calendar\Internals\EventManager\EventSubscriber\EventSubscriberInterface;
use Bitrix\Calendar\Internals\EventManager\EventSubscriber\EventSubscriberResponseTrait;
use Bitrix\Main\DI\ServiceLocator;
use Bitrix\Main\Event;
use Bitrix\Main\EventResult;
 
final class UpdateChannel implements EventSubscriberInterface
{
    use EventSubscriberResponseTrait;

    private const FIELDS_FOR_CHANNEL_UPDATE = ['name', 'description'];
 
    public function __invoke(Event $event): EventResult
    {
        $eventCategoryId = $event->getParameter('eventCategoryId');
        $fields = $event->getParameter('fields');
 
        if ($fields && !in_array($fields, self::FIELDS_FOR_CHANNEL_UPDATE, true))
        {
            return new EventResult(EventResult::UNDEFINED);
        }

        $mapperFactory = ServiceLocator::getInstance()->get('calendar.service.mappers.factory');
        $eventCategory = $mapperFactory->getEventCategory()->getById($eventCategoryId);
 
        ServiceLocator::getInstance()->get(Integration\Im\EventCategoryServiceInterface::class)
            ->updateChannel($eventCategory);
 
        return $this->makeSuccessResponse();
    }
 
    public function getEventClasses(): array
    {
        return [
            AfterEventCategoryUpdate::class,
        ];
    }
}