channelprovider.php

См. документацию.

<?php
 
namespace Bitrix\Calendar\Integration\UI\EntitySelector\OpenEvents;
 
use Bitrix\Calendar\Integration\Im\EventCategoryService;
use Bitrix\Main\Engine\CurrentUser;
use Bitrix\UI\EntitySelector\BaseProvider;
use Bitrix\UI\EntitySelector\Dialog;
use Bitrix\UI\EntitySelector\Item;
 
final class ChannelProvider extends BaseProvider
{
    public const ENTITY_ID = 'im-channel';
 
    private int $userId;
 
    public function __construct()
    {
        parent::__construct();
 
        $this->userId = (int)CurrentUser::get()->getId();
    }
 
    public function isAvailable(): bool
    {
        return $this->userId > 0;
    }
 
    public function getItems(array $ids): array
    {
        return $this->getChannels();
    }
 
    public function fillDialog(Dialog $dialog): void
    {
        $dialog->addItems($this->getChannels());
    }
 
    private function getChannels(): array
    {
        $channels = (new EventCategoryService())->getAvailableChannelsList($this->userId);
 
        return array_map(static fn (array $it) => self::makeItem($it), $channels);
    }
 
    private static function makeItem(array $item): Item
    {
        return new Item([
            'id' => $item['id'],
            'entityId' => self::ENTITY_ID,
            'title' => $item['title'],
            'tabs' => 'recents',
            'avatar' => $item['avatar'],
            'customData' => [
                'color' => $item['color'],
                'closed' => $item['closed'],
            ],
        ]);
    }
}