public void BuyTrip(Trip trip)
{
if (Budget >= trip.Price)
{
Budget -= trip.Price;
UnusedActivities.Add(trip);
}
else
{
throw new NotEnoughMoneyException();
}
}
public void BuyConcert(Concert concert)
{
if (Budget < concert.Price)
{
throw new NotEnoughMoneyException();
}
if (Experience < concert.RequiredExperience)
{
throw new NotEnoughExperienceException();
}
Budget -= concert.Price;
UnusedActivities.Add(concert);
}
public void UpdateSchedule(int day, Activity activity)
{
if (day >= Schedule.Count)
{
throw new IndexOutOfRangeException();
}
if (!UnusedActivities.Contains(activity))
{
throw new NullReferenceException();
}
var current = Schedule[day];
if (current != null)
{
UnusedActivities.Add(current);
}
UnusedActivities.Remove(activity);
Schedule[day] = activity;
}
public void BuyPractice(Practice practice)
{
UnusedActivities.Add(practice);
}
