@Override
public Field move(
Moveable moveable,
SetterOfPosition setterOfPosition,
MovePath movePath,
ResourceHolder resourceHolder)
throws FieldsNotConnectedException, MoveNotPossibleException, NotEnoughResourceException {
if (canMove(moveable, movePath, resourceHolder)) {
resourceHolder.pay(movePath.cost().asPayment());
setterOfPosition.setPosition(movePath.getTarget());
return movePath.getTarget();
} else if (!resourceHolder.canPay(movePath.cost().asPayment())) {
throw new NotEnoughResourceException(
resourceHolder.get(MovePoint.class), movePath.cost().getAmount());
} else {
throw new MoveNotPossibleException();
}
}
@Override
public boolean canMove(Moveable moveable, MovePath movePath, ResourceHolder resourceHolder) {
if (moveable == null || movePath == null || resourceHolder == null) {
return false;
}
Moveable testMoveable = moveable.cloneMoveable();
ResourceHolder testResourceHolder = resourceHolder.cloneResourceHolder();
boolean canMove = true;
for (Field field : movePath.getPathFields()) {
try {
testMoveable.move(field, testResourceHolder);
} catch (Exception e) {
canMove = false;
break;
}
}
return canMove;
}