<?php

// Really basic stuff
$message = (new \Swift_Message('Vous avez un nouveau dossier ' . $user))
                ->setFrom('admin@admin.com') // FIXMEL: this is not being taken as the sender value, googel dont allow it
                ->setTo($user->getEmail()) // FIXME: admin Email
                ->setBody(
                    $this->renderView(
                        'emails/new.html.twig',
                        ['message' => $message]
                    ),
                    'text/html'
                )
            ;

$this->mailer->send($message);