class.ilTestSequenceFactory.php

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<?php
 
use ILIAS\Refinery\Factory as Refinery;
 
class ilTestSequenceFactory
{
    private array $testSequences = [];
    private ilDBInterface $db;
    private ilLanguage $lng;
    private Refinery $refinery;
    private ilComponentRepository $component_repository;
    private ilObjTest $testOBJ;
 
    public function __construct(
        ilDBInterface $db,
        ilLanguage $lng,
        Refinery $refinery,
        ilComponentRepository $component_repository,
        ilObjTest $testOBJ
    ) {
        $this->db = $db;
        $this->lng = $lng;
        $this->refinery = $refinery;
        $this->component_repository = $component_repository;
        $this->testOBJ = $testOBJ;
    }
 
    public function getSequenceByTestSession($testSession)
    {
        return $this->getSequenceByActiveIdAndPass($testSession->getActiveId(), $testSession->getPass());
    }
 
    public function getSequenceByActiveIdAndPass($activeId, $pass)
    {
        if (!isset($this->testSequences[$activeId][$pass])) {
            if ($this->testOBJ->isFixedTest()) {
                $this->testSequences[$activeId][$pass] = new ilTestSequenceFixedQuestionSet(
                    $activeId,
                    $pass,
                    $this->testOBJ->isRandomTest()
                );
            }
 
            if ($this->testOBJ->isRandomTest()) {
                $this->testSequences[$activeId][$pass] = new ilTestSequenceRandomQuestionSet(
                    $activeId,
                    $pass,
                    $this->testOBJ->isRandomTest()
                );
            }
 
            if ($this->testOBJ->isDynamicTest()) {
                $questionSet = new ilTestDynamicQuestionSet(
                    $this->db,
                    $this->lng,
                    $this->refinery,
                    $this->component_repository,
                    $this->testOBJ
                );
                $this->testSequences[$activeId][$pass] = new ilTestSequenceDynamicQuestionSet(
                    $this->db,
                    $questionSet,
                    $activeId
                );
            }
        }
 
        return $this->testSequences[$activeId][$pass];
    }
}