DownloadRequest example

    private function handleDummyUpdate(PluginStruct $plugin, $domain, $version)
    {
        if (!$plugin->isUpdateAvailable()) {
            $this->io->text(sprintf('No update available for plugin %s', $plugin->getLabel()));

            return;
        }

        $this->io->comment(sprintf('Download plugin update package %s', $plugin->getLabel()));

        $request = new DownloadRequest($plugin->getTechnicalName(), $version, $domain, null);

        $model = $this->getPluginModel($plugin->getTechnicalName());
        if ($plugin->isActive()) {
            $this->container->get(InstallerService::class)->deactivatePlugin($model);
        }

        $this->container->get('shopware_plugininstaller.plugin_download_service')
            ->download($request);
    }

    /** * @param string $version * @param string $domain * * @throws Exception */