public override void Submit(ref OrderState state)
{
//An order must have at least one order item
if (!_orderHeader.OrderItems.Any())
{
throw new InvalidOrderStateException("A new order must have at least one item before it can be submitted.");
}
state = new OrderPending(_orderHeader);
}
private void setState(int stateId)
{
switch (stateId)
{
case 1:
_state = new OrderNew(this);
break;
case 2:
_state = new OrderPending(this);
break;
case 3:
_state = new OrderRejected(this);
break;
case 4:
_state = new OrderComplete(this);
break;
default:
throw new InvalidOrderStateException("Invalid StateId detected");
}
}
public override void Submit(ref OrderState state)
{
throw new InvalidOrderStateException("A pending order cannot be submitted again");
}
public override void Reject(ref OrderState state)
{
state = new OrderRejected(_orderHeader);
}
public override void Complete(ref OrderState state)
{
state = new OrderComplete(_orderHeader);
}
public override void Reject(ref OrderState state)
{
throw new InvalidOrderStateException("A new order must be submitted (pending) before it can be rejected");
}
