public void AddPhone(Phone phone)
{
if (!Phones.Contains(phone))
{
this.Phones.Add(phone);
}
}
public bool RemovePhone(Phone phone)
{
if (phone is null)
{
throw new EntityNotFoundException("User -> Phone");
}
if (!Phones.Contains(phone))
{
return(false);
}
Phones.Remove(phone);
return(true);
}
