State Pattern - SleepState

SleepState.cs

public class SleepState : IDogState
{
  public void EnterState(DogContext context)
  {
    context.SlowMetabolism();
    context.Vision = false;
    /*etc.. there are examples what might a Dog class do*/
  }
  
  public void Bark(DogContext context) { throw new NotSupportStateTransitionException(); }
  public void Sleep(DogContext context) { throw new NotSupportStateTransitionException(); }
}