public Dish Choose(DishType choice)
{
if (choice.ValueEquals(DishType.Invalid) || (TimeOfDay.ValueEquals(TimeOfDay.Morning) && choice.ValueEquals(DishType.Dessert)))
{
return(new InvalidDish());
}
return(Options.Single(x => x.DishType == choice));
}
private bool IsPotatoesOnNight(TimeOfDay timeOfDay, DishType dishType)
{
return(timeOfDay.ValueEquals(TimeOfDay.Night) && dishType.ValueEquals(DishType.Side));
}
private bool IsCoffeeOnMorning(TimeOfDay timeOfDay, DishType dishType)
{
return(timeOfDay.ValueEquals(TimeOfDay.Morning) && dishType.ValueEquals(DishType.Drink));
}