public virtual Child CreateChild(string name, string userName, string password)
{
var child = new Child(name, userName, password, this.Id);
this.Children.Add(child);
return child;
}
public virtual void MakePaymentTo(Child child, decimal amount, string description)
{
if (!this.HasChild(child))
{
throw new TardisBankException("{0} is not a child of {1}", child.Name, this.Name);
}
child.ReceivePayment(amount, description);
}
public bool AreNullOrNotRelated(Parent parent, Child child)
{
if (parent == null || child == null) return true;
if (!parent.HasChild(child))
{
throw new TardisBankException("'{0}' is not a child of '{1}'", child.UserName, parent.UserName);
}
return false;
}
public virtual void MakePaymentTo(Child child, decimal amount)
{
this.MakePaymentTo(child, amount, string.Format("Payment from {0}", this.Name));
}
public virtual bool HasChild(Child child)
{
return this.Children.Any(x => x == child);
}
public bool IsNotChildOfCurrentUser(Child child)
{
var parent = this.CurrentUser as Parent;
return (child == null) || (parent == null) || (!parent.HasChild(child));
}