FieldFactory.php

См. документацию.

<?php
 
namespace Bitrix\Im\V2\Chat\Fields;
 
use Bitrix\Im\V2\Chat\Fields\Field\Background;
use Bitrix\Im\V2\Chat\Fields\Field\TextFieldEnabled;
 
class FieldFactory
{
    private static ?self $instance = null;
 
    private function __construct()
    {}
 
    public static function getInstance(): self
    {
        return self::$instance ?? new self();
    }
 
    public function getField(Field $field, int $chatId): BaseField
    {
        return match ($field)
        {
            Field::TextFieldEnabled => (new TextFieldEnabled($chatId)),
            Field::BackgroundId => (new Background($chatId))
        };
    }
}