filterByCell(StatFilterCellName::Bonus); } private function filterByCell(StatFilterCellName $cellName): array { $result = []; foreach ($this->rows as $row) { if (!$row[$cellName->value]) { continue; } if ($row['sys_name'] === 'level') { $row['sys_name'] = 'lvl'; } $result[$row['sys_name']] = $row['name']; } return $result; } public function getRequirementNames(): array { return $this->filterByCell(StatFilterCellName::Requirement); } }