class.ilTestQuestionPoolSelectorExplorer.php

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<?php

declare(strict_types=1);

class ilTestQuestionPoolSelectorExplorer extends ilRepositorySelectorExplorerGUI
{
    protected $availableQuestionPools = [];

    public function __construct(
        ilTestRandomQuestionSetConfigGUI $target_gui,
        string $roundtrip_cmd,
        string $select_cmd,
        private ilObjectDataCache $obj_cache
    ) {
        parent::__construct($target_gui, $roundtrip_cmd, $target_gui, $select_cmd);

        $this->setTypeWhiteList(['grp', 'cat', 'crs', 'fold', 'qpl']);
        $this->setClickableTypes(['qpl']);
        $this->setSelectMode('', false);
        $this->selection_par = 'quest_pool_ref';
    }

    public function getAvailableQuestionPools(): array
    {
        return $this->availableQuestionPools;
    }

    public function setAvailableQuestionPools($availableQuestionPools)
    {
        $this->availableQuestionPools = $availableQuestionPools;
    }

    public function isAvailableQuestionPool($qpl_ref_id): bool
    {
        $qpl_obj_id = $this->obj_cache->lookupObjId((int) $qpl_ref_id);
        return in_array($qpl_obj_id, $this->getAvailableQuestionPools());
    }

    public function isNodeClickable($a_node): bool
    {
        if ($a_node['type'] != 'qpl') {
            return parent::isNodeClickable($a_node);
        }

        return $this->isAvailableQuestionPool($a_node['child']);
    }

    public function isNodeVisible($a_node): bool
    {
        if ($a_node['type'] != 'qpl') {
            return parent::isNodeVisible($a_node);
        }

        return $this->isAvailableQuestionPool($a_node['child']);
    }
}