Online.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\ILIASObject\Properties\CoreProperties;
 
use ILIAS\ILIASObject\Properties\Property;
use ILIAS\UI\Component\Input\Field\Checkbox;
use ILIAS\UI\Component\Input\Field\Factory as FieldFactory;
use ILIAS\Refinery\Factory as Refinery;
 
class Online implements Property
{
    private const DEFAULT_IS_ONLINE = false;
    private const INPUT_LABEL = 'online';
    private const INPUT_BYLINE = 'online_input_byline';
 
    public function __construct(
        private bool $is_online = self::DEFAULT_IS_ONLINE
    ) {
    }
 
    public function getIsOnline(): bool
    {
        return $this->is_online;
    }
 
    public function withOnline(): self
    {
        $clone = clone $this;
        $clone->is_online = true;
        return $clone;
    }
 
    public function withOffline(): self
    {
        $clone = clone $this;
        $clone->is_online = false;
        return $clone;
    }
 
    public function toForm(
        \ilLanguage $language,
        FieldFactory $field_factory,
        Refinery $refinery
    ): Checkbox {
        $trafo = $refinery->custom()->transformation(
            function ($v): Property {
                return new self($v);
            }
        );
        return $field_factory->checkbox($language->txt(self::INPUT_LABEL))
            ->withByline($language->txt(self::INPUT_BYLINE))
            ->withAdditionalTransformation($trafo)
            ->withValue($this->getIsOnline());
    }
}