public function listData(DataTable $dataTable, TranslatorInterface $translator)
 {
     $qb = QueryBuilder::select()->field('i.id', 'id');
     if (!$this->root instanceof Area) {
         $qb->field('a.id', 'areaId');
         $qb->field('a.name', 'areaName');
         $qb->join(CoreTables::AREA_TBL, 'a', QueryClause::clause('a.id = i.areaId'));
     }
     $qb->field('i.name', 'name')->field('r.registrationType', 'registrationType')->field('r.startTime', 'startTime')->field('r.endTime', 'endTime')->field('r.participantLimit', 'participantLimit')->field('r.participantNum', 'participantNum')->from(EdkTables::ROUTE_TBL, 'i')->leftJoin(EdkTables::REGISTRATION_SETTINGS_TBL, 'r', QueryClause::clause('r.routeId = i.id'))->where(QueryClause::clause('i.approved = 1'));
     if ($this->root instanceof Area) {
         $qb->where(QueryClause::clause('i.`areaId` = :areaId', ':areaId', $this->root->getId()));
     } elseif ($this->root instanceof Group) {
         $qb->where(QueryClause::clause('a.`groupId` = :groupId', ':groupId', $this->root->getId()));
     } elseif ($this->root instanceof Project) {
         $qb->where(QueryClause::clause('a.`projectId` = :projectId', ':projectId', $this->root->getId()));
     }
     $qb->postprocess(function ($row) use($translator) {
         if (empty($row['startTime'])) {
             $row['startTime'] = '--';
         } else {
             $row['startTime'] = $this->timeFormatter->format(TimeFormatterInterface::FORMAT_DATE_SHORT, $row['startTime']);
         }
         if (empty($row['endTime'])) {
             $row['endTime'] = '--';
         } else {
             $row['endTime'] = $this->timeFormatter->format(TimeFormatterInterface::FORMAT_DATE_SHORT, $row['endTime']);
         }
         $row['registrationTypeText'] = $translator->trans(EdkRegistrationSettings::registrationTypeText($row['registrationType']), [], 'edk');
         return $row;
     });
     $recordsTotal = QueryBuilder::copyWithoutFields($qb)->field('COUNT(i.id)', 'cnt')->where($dataTable->buildCountingCondition($qb->getWhere()))->fetchCell($this->conn);
     $recordsFiltered = QueryBuilder::copyWithoutFields($qb)->field('COUNT(i.id)', 'cnt')->where($dataTable->buildFetchingCondition($qb->getWhere()))->fetchCell($this->conn);
     $dataTable->processQuery($qb);
     return $dataTable->createAnswer($recordsTotal, $recordsFiltered, $qb->where($dataTable->buildFetchingCondition($qb->getWhere()))->fetchAll($this->conn));
 }