NullRepository.php

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<?php

declare(strict_types=1);

namespace ILIAS\MetaData\OERHarvester\ExposedRecords;

class NullRepository implements RepositoryInterface
{
    public function getRecords(
        ?\DateTimeImmutable $from = null,
        ?\DateTimeImmutable $until = null,
        ?int $limit = null,
        ?int $offset = null
    ): \Generator {
        yield from [];
    }

    public function getRecordInfos(
        ?\DateTimeImmutable $from = null,
        ?\DateTimeImmutable $until = null,
        ?int $limit = null,
        ?int $offset = null
    ): \Generator {
        yield from [];
    }

    public function getRecordCount(
        ?\DateTimeImmutable $from = null,
        ?\DateTimeImmutable $until = null
    ): int {
        return 0;
    }

    public function getEarliestDatestamp(): \DateTimeImmutable
    {
        return new \DateTimeImmutable('@0');
    }

    public function getRecordByIdentifier(string $identifier): ?RecordInterface
    {
        return null;
    }

    public function doesRecordWithIdentifierExist(string $identifier): bool
    {
        return false;
    }

    public function doesRecordExistForObjID(int $obj_id): bool
    {
        return false;
    }

    public function createRecord(int $obj_id, string $identifier, \DOMDocument $metadata): void
    {
    }

    public function updateRecord(int $obj_id, \DOMDocument $metadata): void
    {
    }

    public function deleteRecord(int $obj_id): void
    {
    }
}