/**
* @param TransitionInterface $transition
*
* @return int
*/
protected function calculcateScore(TransitionInterface $transition)
{
$score = 0;
if ($transition->getEventName()) {
$score += 2;
}
if ($transition->getConditionName()) {
++$score;
}
return $score;
}
/**
* @param TransitionInterface $sourceTransition
*
* @throws \InvalidArgumentException
*
* @return \Metabor\Statemachine\Transition
*/
protected function createTransition(TransitionInterface $sourceTransition)
{
$targetStateName = $sourceTransition->getTargetState()->getName();
$targetState = $this->findOrCreateState($targetStateName);
$this->mergeMetadata($sourceTransition->getTargetState(), $targetState);
$eventName = $sourceTransition->getEventName();
if ($sourceTransition->getConditionName()) {
if ($sourceTransition instanceof Transition) {
$condition = $sourceTransition->getCondition();
} else {
throw new \InvalidArgumentException('Overwrite this method to implement a different type!');
}
} else {
$condition = null;
}
return new Transition($targetState, $eventName, $condition);
}
/**
* @param TransitionInterface $transition
*
* @return string
*/
protected function getTransitionLabel(StateInterface $state, TransitionInterface $transition)
{
$labelParts = array();
$eventName = $transition->getEventName();
if ($eventName) {
$labelParts[] = 'E: ' . $eventName;
$event = $state->getEvent($eventName);
$observerName = $this->convertObserverToString($event);
if ($observerName) {
$labelParts[] = 'C: ' . $observerName;
}
}
$conditionName = $transition->getConditionName();
if ($conditionName) {
$labelParts[] = 'IF: ' . $conditionName;
}
if ($transition instanceof WeightedInterface) {
$labelParts[] = 'W: ' . $transition->getWeight();
}
$label = implode(PHP_EOL, $labelParts);
return $label;
}
/**
* @param TransitionInterface $transition
* @return string
*/
protected function getTransitionLabel(StateInterface $state, TransitionInterface $transition)
{
$labelParts = array();
$eventName = $transition->getEventName();
if ($eventName) {
$labelParts[] = 'E: ' . $eventName;
$event = $state->getEvent($eventName);
$observers = $event->getObservers();
$observerName = implode(', ', iterator_to_array($observers, false));
if ($observerName) {
$labelParts[] = 'C: ' . $observerName;
}
}
$conditionName = $transition->getConditionName();
if ($conditionName) {
$labelParts[] = 'IF: ' . $conditionName;
}
$label = implode(PHP_EOL, $labelParts);
return $label;
}
/**
* @param TransitionInterface $sourceTransition
*
* @throws \InvalidArgumentException
*
* @return \Metabor\Statemachine\Transition
*/
protected function createTransition(TransitionInterface $sourceTransition)
{
$targetStateName = $sourceTransition->getTargetState()->getName();
$targetState = $this->findOrCreateState($targetStateName);
$this->mergeMetadata($sourceTransition->getTargetState(), $targetState);
$eventName = $sourceTransition->getEventName();
$condition = $this->createCondition($sourceTransition);
$transition = new Transition($targetState, $eventName, $condition);
if ($sourceTransition instanceof WeightedInterface) {
$transition->setWeight($sourceTransition->getWeight());
}
return $transition;
}
