class.ilTestSkillLevelThreshold.php

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<?php

class ilTestSkillLevelThreshold
{
    private $db;

    private $testId;

    private $skillBaseId;

    private $skillTrefId;

    private $skillLevelId;

    private $threshold;

    public function __construct(ilDBInterface $db)
    {
        $this->db = $db;
    }

    public function loadFromDb()
    {
        $query = "
                        SELECT test_fi, skill_base_fi, skill_tref_fi, skill_level_fi, threshold
                        FROM tst_skl_thresholds
                        WHERE test_fi = %s
                        AND skill_base_fi = %s
                        AND skill_tref_fi = %s
                        AND skill_level_fi = %s
                ";

        $res = $this->db->queryF(
            $query,
            array('integer', 'integer', 'integer', 'integer'),
            array($this->getTestId(), $this->getSkillBaseId(), $this->getSkillTrefId(), $this->getSkillLevelId())
        );

        $row = $this->db->fetchAssoc($res);

        if (is_array($row)) {
            $this->setThreshold($row['threshold']);
        }
    }

    public function saveToDb()
    {
        if ($this->dbRecordExists()) {
            $this->db->update(
                'tst_skl_thresholds',
                array(
                    'threshold' => array('integer', $this->getThreshold())
                ),
                array(
                    'test_fi' => array('integer', $this->getTestId()),
                    'skill_base_fi' => array('integer', $this->getSkillBaseId()),
                    'skill_tref_fi' => array('integer', $this->getSkillTrefId()),
                    'skill_level_fi' => array('integer', $this->getSkillLevelId())
                )
            );
        } else {
            $this->db->insert('tst_skl_thresholds', array(
                'test_fi' => array('integer', $this->getTestId()),
                'skill_base_fi' => array('integer', $this->getSkillBaseId()),
                'skill_tref_fi' => array('integer', $this->getSkillTrefId()),
                'skill_level_fi' => array('integer', $this->getSkillLevelId()),
                'threshold' => array('integer', $this->getThreshold())
            ));
        }
    }

    public function deleteFromDb()
    {
        $query = "
                        DELETE FROM tst_skl_thresholds
                        WHERE test_fi = %s
                        AND skill_base_fi = %s
                        AND skill_tref_fi = %s
                        AND skill_level_fi = %s
                ";

        $this->db->manipulateF(
            $query,
            array('integer', 'integer', 'integer', 'integer'),
            array($this->getTestId(), $this->getSkillBaseId(), $this->getSkillTrefId(), $this->getSkillLevelId())
        );
    }

    public function dbRecordExists(): bool
    {
        $query = "
                        SELECT COUNT(*) cnt
                        FROM tst_skl_thresholds
                        WHERE test_fi = %s
                        AND skill_base_fi = %s
                        AND skill_tref_fi = %s
                        AND skill_level_fi = %s
                ";

        $res = $this->db->queryF(
            $query,
            array('integer', 'integer', 'integer', 'integer'),
            array($this->getTestId(), $this->getSkillBaseId(), $this->getSkillTrefId(), $this->getSkillLevelId())
        );

        $row = $this->db->fetchAssoc($res);

        return $row['cnt'] > 0;
    }

    public function setTestId($testId)
    {
        $this->testId = $testId;
    }

    public function getTestId(): ?int
    {
        return $this->testId;
    }

    public function setSkillBaseId($skillBaseId)
    {
        $this->skillBaseId = $skillBaseId;
    }

    public function getSkillBaseId(): ?int
    {
        return $this->skillBaseId;
    }

    public function setSkillTrefId($skillTrefId)
    {
        $this->skillTrefId = $skillTrefId;
    }

    public function getSkillTrefId(): ?int
    {
        return $this->skillTrefId;
    }

    public function setSkillLevelId($skillLevelId)
    {
        $this->skillLevelId = $skillLevelId;
    }

    public function getSkillLevelId(): ?int
    {
        return $this->skillLevelId;
    }

    public function setThreshold($threshold)
    {
        $this->threshold = $threshold;
    }

    public function getThreshold(): ?int
    {
        return $this->threshold;
    }
}