Question on flat models –vs- tuple conversion

case class JobTemplate(jtmId: Option[Int],
                       srcId: Int,
                       name: String,
                       schedule: Option[String],
                       timeZone: Option[String],
                       extractionSQL: String,
                       handler: Option[String],
                       headerTemplate: Option[String],
                       footerTemplate: Option[String],
                       rowTemplate: Option[String],
                       compressor: Option[String],
                       filenameTemplates: Map[String, String],
                       columnTypes: Map[String, String],
                       paramValidators: Map[String, String],
                       createdAt: DateTime,
                       updatedAt: DateTime,
                       isDeleted: Boolean) extends EditableEntity

new JobTemplate(None, "Nielsen", 1, Some(schedule), Some(scheduleTz), selectStatement, Some("DLX"), Some(header), Some(footer), Some(row), Some("bzip2"), .... )


case class JobTemplate(jtmId: Option[Int],
                       srcId: Int,
                       name: String,
                       schedule: Option[Schedule],
                       extractionSQL: String,
                       outputData: OutputData,
                       columnTypes: Map[String, String],
                       paramValidators: Map[String, String],
                       createdAt: DateTime,
                       updatedAt: DateTime,
                       isDeleted: Boolean) extends EditableEntity


  def toObject(row: Tuple17[Option[Int], String, Int, Option[String],
    Option[String], String, Option[String], Option[String], Option[String],
    Option[String], Option[String], Map[String, String],
    Map[String, String], Map[String, String], DateTime, DateTime, Boolean]): JobTemplate =
    row match {
      case (jtmId, name, srcId, schedule, timeZone, extractionSQL, handler,
      headerTemplate, footerTemplate, rowTemplate, compressor, filenameTemplates,
      columnTypes, paramValidators, createdAt, updatedAt, isDeleted) => {
        val outputData = new OutputData(handler, headerTemplate,
          footerTemplate, rowTemplate, compressor, filenameTemplates)
        val schedule = for {
          sh <- schedule
          tz <- timeZone
        } yield new Schedule(sh, tz)
        new JobTemplate(jtmId, name, srcId, schedule, extractionSQL, outputData,
          columnTypes, paramValidators, createdAt, updatedAt, isDeleted)
      }
    }


  val jobTemplate = new model.JobTemplate(
    jtmId = None,
    name = "Nielsen",
    srcId = 1,
    schedule = Some(schedule),
    timeZone = Some(scheduleTz),
    extractionSQL = selectStatement,
    handler = Some("DLX"),
    headerTemplate = Some(header),
    footerTemplate = Some(footer),
    rowTemplate = Some(row),
    compressor = Some("bzip2"),
    filenameTemplates = Map("log" -> logFileName, "meta" -> metaFileName),
    columnTypes = colTypes,
    paramValidators = parValidators,
    createdAt = now,
    updatedAt = now,
    isDeleted = ACTIVE.value)