ElementHelperInterface.php

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<?php

declare(strict_types=1);

namespace ILIAS\MetaData\Vocabularies\ElementHelper;

use ILIAS\MetaData\Vocabularies\VocabularyInterface;
use ILIAS\MetaData\Elements\ElementInterface;
use ILIAS\MetaData\Vocabularies\Slots\Identifier as SlotIdentifier;

interface ElementHelperInterface
{
    public function slotForElement(ElementInterface $element): SlotIdentifier;

    public function slotsForElementWithoutCondition(ElementInterface $element): \Generator;

    public function vocabulariesForSlot(
        SlotIdentifier $slot
    ): \Generator;

    public function findElementOfCondition(
        SlotIdentifier $slot,
        ElementInterface $element,
        ElementInterface ...$all_elements
    ): ?ElementInterface;
}