public function getByLocale(LocaleEntity $locale)
    {
        $app = Application::getFacadeApplication();
        $result = $this->find($locale);
        if ($result === null) {
            $em = $this->getEntityManager();
            try {
                $numTranslatable = (int) $app->make(TranslatableRepository::class)
                    ->createQueryBuilder('t')
                        ->select('count(t.id)')
                        ->getQuery()->getSingleScalarResult();
            } catch (NoResultException $x) {
                $numTranslatable = 0;
            }
            if ($numTranslatable === 0) {
                $numApprovedTranslations = 0;
            } else {
                try {
                    $numApprovedTranslations = (int) $app->make(TranslationRepository::class)
                    ->createQueryBuilder('t')
                        ->select('count(t.id)')
                        ->where('t.locale = :locale')->setParameter('locale', $locale)
                        ->andWhere('t.current = 1')
                        ->getQuery()->getSingleScalarResult();
                } catch (NoResultException $x) {
                    $numApprovedTranslations = 0;
                }
            }
            $result = LocaleStatsEntity::create($locale, $numTranslatable, $numApprovedTranslations);
            $em->persist($result);
            $em->flush($result);
        }

        return $result;
    }