ThemeWithLabels example

private function getThemeConfig(): StorefrontPluginConfiguration
    {
        $factory = $this->getContainer()->get(StorefrontPluginConfigurationFactory::class);

        return $factory->createFromBundle(new ThemeWithFileAssociations());
    }

    private function getThemeConfigWithLabels(): StorefrontPluginConfiguration
    {
        $factory = $this->getContainer()->get(StorefrontPluginConfigurationFactory::class);

        return $factory->createFromBundle(new ThemeWithLabels());
    }

    private function getTheme(StorefrontPluginConfiguration $bundle, bool $withChild = false): ThemeEntity
    {
        $criteria = new Criteria();
        $criteria->addFilter(new EqualsFilter('technicalName', $bundle->getTechnicalName()));
        $criteria->addAssociation('media');
        $criteria->addAssociation('translations.language.locale');

        if ($withChild) {
            $criteria->addAssociation('dependentThemes');
        }