onComplete(futSeqno) { case Success(lv) => complete(lv.toString()) case _ => complete("error saving picture!") }

 post { entity(as[String]) { json => val upData: UpData = fromJson[UpData](json) val futSeqno: Future[Long] = for { cnt <- repository.count(upData.pid).toFuture[Long] barr <- downloadPicture(upData.url) _ <- addPicuture(upData.pid, cnt.toInt, None, None, None, barr.toArray) } yield cnt onComplete(futSeqno) { case Success(lv) => complete(lv.toString()) case _ => complete("error saving picture!") } } }~