def update(id: Long): Action[AnyContent] = Action.async { implicit request =>
    topicForm.bindFromRequest.fold(
      formWithErrors => Future.successful(BadRequest(html.editForm(id, formWithErrors))),
      topic => {
        val futureTopUpdate = dao.update(id, topic.copy(id = Some(id)))
        futureTopUpdate.map { result =>
          Home.flashing("success" -> "Topic %s has been updated".format(topic.code))
        }.recover {
          case ex: TimeoutException =>
            Logger.error("Problem found in topic update process")
            InternalServerError(ex.getMessage)
        }
      })
  }

override def update(id: Long, topic: Topic): Future[Int] =
try db.run(filterQuery(id).update(topic))
finally db.close