public function getSuggestedValues($bas_id)
    {
        /** @var \databox $databox */
        $databox = $this->app->findDataboxById(\phrasea::sbasFromBas($this->app, $bas_id));
        $collection = \collection::getByBaseId($this->app, $bas_id);
        $structFields = $suggestedValues = $basePrefs = [];

        /** @var \databox_field $meta */
        foreach ($databox->get_meta_structure() as $meta) {
            if ($meta->is_readonly()) {
                continue;
            }

            $structFields[$meta->get_name()] = $meta;
        }

        if ($sxe = simplexml_load_string($collection->get_prefs())) {
            $z = $sxe->xpath('/baseprefs/sugestedValues');
            if ($z && is_array($z)) {
                $f = 0;
                foreach ($z[0] as $ki => $vi) {
                    if ($vi && isset($structFields[$ki])) {
                        foreach ($vi->value as $oneValue) {
                            $suggestedValues[] = [
                                'key'   => $ki,
                                'value' => $f,
                                'name'  => (string) $oneValue
                            ];
                            $f++;
                        }
                    }
                }
            }

            $z = $sxe->xpath('/baseprefs');
            if ($z && is_array($z)) {
                /**
                 * @var string $ki
                 * @var \SimpleXMLElement $vi
                 */
                foreach ($z[0] as $ki => $vi) {
                    $pref = ['status' => null, 'xml'    => null];

                    if ($ki == 'status') {
                        $pref['status'] = $vi;
                    } elseif ($ki != 'sugestedValues') {
                        $pref['xml'] = $vi->asXML();
                    }

                    $basePrefs[] = $pref;
                }
            }
        }

        return $this->render('admin/collection/suggested_value.html.twig', [
            'collection'      => $collection,
            'databox'         => $databox,
            'suggestedValues' => $suggestedValues,
            'structFields'    => $structFields,
            'basePrefs'       => $basePrefs,
        ]);
    }