versioning idea

versioning.scala

package versioning

// version 1 defined 2 actions here
trait V1 { 
 val SetOptOut = EmailPreferenceActions.SetOptOut
 val GetSailthruEmail = EmailPreferenceActions.GetSailthruEmail
}
object V1Api extends V1

// version 2 need to replace SetOptOut with SetOptOutImproved
// while keeping the other ones the same as V1
trait V2 extends V1 { 
 override val SetOptOut = EmailPreferenceActions.SetOptOutImproved
}
object V2Api extends V2


object EmailPreferenceActions {
  case class SetOptOut ...
  case class GetSailthruEmail ...

  case class SetOptOutImproved ...
}


object EmailPreferenceActionsWithRedis {
  case class SetOptOutImproved ...
}