static void Main(string[] args)
{
SubjectsFactory subjectsFactory = new SubjectsFactory();
Athlete athlete = subjectsFactory.CreateAthelete();
Observer observer1 = subjectsFactory.CreateObserver();
Observer observer2 = subjectsFactory.CreateObserver();
Observer observer3 = subjectsFactory.CreateObserver();
athlete.StateChange += observer1.Update;
athlete.StateChange += observer2.Update;
athlete.StateChange += observer3.Update;
CommandUp commandUp = new CommandUp(athlete);
CommandDown commandDown = new CommandDown(athlete);
Trainer trainer = subjectsFactory.CreateTrainer();
trainer.Command = commandUp;
trainer.Train();
trainer.Command = commandDown;
trainer.Train();
}
public CommandDown(Athlete athlete)
{
_athlete = athlete;
}
public CommandUp(Athlete athlete)
{
_athlete = athlete;
}