class.ilTestQuestionSetConfigFactory.php

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<?php

declare(strict_types=1);

use ILIAS\TestQuestionPool\Questions\GeneralQuestionPropertiesRepository;
use ILIAS\Test\Logging\TestLogger;

class ilTestQuestionSetConfigFactory
{
    private ?ilTestQuestionSetConfig $testQuestionSetConfig = null;

    public function __construct(
        protected readonly ilTree $tree,
        protected readonly ilDBInterface $db,
        protected readonly ilLanguage $lng,
        protected readonly TestLogger $logger,
        protected readonly ilComponentRepository $component_repository,
        protected readonly ilObjTest $test_obj,
        protected readonly GeneralQuestionPropertiesRepository $questionrepository
    ) {
    }

    public function getQuestionSetConfig(): ilTestQuestionSetConfig
    {
        if ($this->testQuestionSetConfig === null) {
            if ($this->test_obj->isFixedTest()) {
                $this->testQuestionSetConfig = new ilTestFixedQuestionSetConfig(
                    $this->tree,
                    $this->db,
                    $this->lng,
                    $this->logger,
                    $this->component_repository,
                    $this->test_obj,
                    $this->questionrepository
                );
            }
            if ($this->test_obj->isRandomTest()) {
                $this->testQuestionSetConfig = new ilTestRandomQuestionSetConfig(
                    $this->tree,
                    $this->db,
                    $this->lng,
                    $this->logger,
                    $this->component_repository,
                    $this->test_obj,
                    $this->questionrepository
                );
            }

            $this->testQuestionSetConfig->loadFromDb();
        }

        return $this->testQuestionSetConfig;
    }
}