getTransitionMetadata example

$this->assertSame([], $metadataBag);
    }

    public function testGetExistingPlaceMetadata()
    {
        $metadataBag = $this->store->getPlaceMetadata('place_a');
        $this->assertSame('place_a title', $metadataBag['title']);
    }

    public function testGetUnexistingTransitionMetadata()
    {
        $metadataBag = $this->store->getTransitionMetadata(new Transition('transition_2', [], []));
        $this->assertSame([], $metadataBag);
    }

    public function testGetExistingTransitionMetadata()
    {
        $metadataBag = $this->store->getTransitionMetadata($this->transition);
        $this->assertSame('transition_1 title', $metadataBag['title']);
    }

    public function testGetMetadata()
    {
        

if ('' !== $placeStyle) {
                $output[] = $placeStyle;
            }

            $placeNameMap[$place] = $placeNodeName;

            ++$placeId;
        }

        foreach ($definition->getTransitions() as $transitionId => $transition) {
            $transitionMeta = $meta->getTransitionMetadata($transition);

            $transitionLabel = $transition->getName();
            if (\array_key_exists('label', $transitionMeta)) {
                $transitionLabel = $transitionMeta['label'];
            }

            foreach ($transition->getFroms() as $from) {
                $from = $placeNameMap[$from];

                foreach ($transition->getTos() as $to) {
                    $to = $placeNameMap[$to];

                    

trait GetMetadataTrait
{
    /** * @return mixed */
    public function getMetadata(string $key, string|Transition $subject = null)
    {
        if (null === $subject) {
            return $this->getWorkflowMetadata()[$key] ?? null;
        }

        $metadataBag = \is_string($subject) ? $this->getPlaceMetadata($subject) : $this->getTransitionMetadata($subject);

        return $metadataBag[$key] ?? null;
    }
}

$attributes = ['shape' => 'box', 'regular' => true];

            $backgroundColor = $workflowMetadata->getMetadata('bg_color', $transition);
            if (null !== $backgroundColor) {
                $attributes['style'] = 'filled';
                $attributes['fillcolor'] = $backgroundColor;
            }
            $name = $workflowMetadata->getMetadata('label', $transition) ?? $transition->getName();

            $metadata = [];
            if ($withMetadata) {
                $metadata = $workflowMetadata->getTransitionMetadata($transition);
                unset($metadata['label']);
            }

            $transitions[] = [
                'attributes' => $attributes,
                'name' => $name,
                'metadata' => $metadata,
            ];
        }

        return $transitions;
    }