Manipulator.php

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<?php

declare(strict_types=1);

namespace ILIAS\MetaData\Services\Manipulator;

use ILIAS\MetaData\Paths\PathInterface;
use ILIAS\MetaData\Manipulator\ManipulatorInterface as InternalManipulator;
use ILIAS\MetaData\Elements\SetInterface;

class Manipulator implements ManipulatorInterface
{
    protected InternalManipulator $internal_manipulator;
    protected SetInterface $set;

    public function __construct(
        InternalManipulator $internal_manipulator,
        SetInterface $set
    ) {
        $this->internal_manipulator = $internal_manipulator;
        $this->set = $set;
    }

    public function prepareCreateOrUpdate(
        PathInterface $path,
        string ...$values
    ): ManipulatorInterface {
        $set = $this->internal_manipulator->prepareCreateOrUpdate(
            $this->set,
            $path,
            ...$values
        );
        return $this->getCloneWithNewSet($set);
    }

    public function prepareForceCreate(
        PathInterface $path,
        string ...$values
    ): ManipulatorInterface {
        $set = $this->internal_manipulator->prepareForceCreate(
            $this->set,
            $path,
            ...$values
        );
        return $this->getCloneWithNewSet($set);
    }

    public function prepareDelete(PathInterface $path): ManipulatorInterface
    {
        $set = $this->internal_manipulator->prepareDelete(
            $this->set,
            $path
        );
        return $this->getCloneWithNewSet($set);
    }

    public function execute(): void
    {
        $this->internal_manipulator->execute($this->set);
    }

    protected function getCloneWithNewSet(SetInterface $set): ManipulatorInterface
    {
        $clone = clone $this;
        $clone->set = $set;
        return $clone;
    }
}