package application.model
  
  import kotlin.properties.Delegates

  class ObservableReplayState {

      val listeners: MutableList<ReplayState> = mutableListOf()
  
      var value: Boolean by Delegates.observable(
          initialValue = true,

          onChange = { _, _, new ->
              run {
                  listeners.forEach {
                      it.onValueChanged(new)
                  }
              }
          }
      )

  }