private function setDay()
    {
        return [
            1 => $this->app->trans('phraseanet::jours:: lundi'),
            2 => $this->app->trans('phraseanet::jours:: mardi'),
            3 => $this->app->trans('phraseanet::jours:: mercredi'),
            4 => $this->app->trans('phraseanet::jours:: jeudi'),
            5 => $this->app->trans('phraseanet::jours:: vendredi'),
            6 => $this->app->trans('phraseanet::jours:: samedi'),
            7 => $this->app->trans('phraseanet::jours:: dimanche')];
    }