roomfilter.php

<?php
namespace Bitrix\Calendar\Integration\UI\EntitySelector;
 
use Bitrix\Im\User;
use Bitrix\Main\Localization\Loc;
use Bitrix\UI\EntitySelector\BaseFilter;
use Bitrix\UI\EntitySelector\Dialog;
use Bitrix\UI\EntitySelector\Item;
 
class RoomFilter extends BaseFilter
{
    public function __construct()
    {
        parent::__construct();
    }
 
    public function isAvailable(): bool
    {
        return $GLOBALS['USER']->isAuthorized();
    }
 
    public function apply(array $items, Dialog $dialog): void
    {
        $categories = \Bitrix\Calendar\Rooms\Categories\Manager::getCategoryList();
        $rooms = \Bitrix\Calendar\Rooms\Manager::getRoomsList();
        foreach ($items as $item)
        {
            if (!($item instanceof Item))
            {
                continue;
            }
            $categoryId = 0;
            $color = '';
            foreach ($rooms as $room)
            {
                if($item->getId() === $room['ID'])
                {
                    $categoryId = $room['CATEGORY_ID'];
                    $color = $room['COLOR'];
                    break;
                }
            }
 
            $customData = $item->getCustomData();
            $customData->set('room', ['COLOR' => $color]);
            $item->setAvatarOptions([
                'bgColor' => $color,
                'bgSize' => '22px',
                'bgImage' => 'none',
            ]);
            $item->setBadgesOptions([
                'fitContent' => true,
                'maxWidth' => '230px',
            ]);
            if(!$categoryId)
            {
                continue;
            }
 
            foreach ($categories as $category)
            {
                if($categoryId === $category['ID'])
                {
                    $item->addBadges([[
                        'id' => 'CATEGORY',
                        'title' => $category['NAME'],
                    ]]);
                    break;
                }
            }
        }
    }
}