TYPO3 Flow Setting Locale How to detect User Language from HTTP Accept Language for usage by translateViewHelper

AbstractMyController.php

<?php

abstract class AbstractMyController extends extends \TYPO3\Flow\Mvc\Controller\ActionController {
  
	 /**
	 * @Flow\Inject
	 * @var  \TYPO3\Flow\I18n\Service
	 */
	protected $i18nService;

	/**
	 * Initialize Method
	 * Using http accept language header to set the current locale settings
	 */
	public function initializeAction() {
		parent::initializeAction();
		$detector = new \TYPO3\Flow\I18n\Detector();
		$acceptLanguageHeader = $this->request->getHttpRequest()->getHeaders()->get('Accept-Language');
		$language = $detector->detectLocaleFromHttpHeader($acceptLanguageHeader);
		$this->i18nService->getConfiguration()->setCurrentLocale($language);
	}
  
}

?>