/**
* @param Message $message
* @throws Exception\Story
*/
public function __invoke(Message $message)
{
if ($this->isStartMessage($message)) {
$story = Story::start($this->storyName, $message, $this->chapterTemplates, $this->messageConverter);
$this->storyLog->add($story);
} else {
$chapterNumber = ChapterNumber::fromString($message->metadata()[Metadata::STORY_CHAPTER]);
$story = $this->storyLog->get($chapterNumber->storyId());
if (null === $story) {
throw Exception\Story::withIdCannotBeFound($chapterNumber->storyId());
}
$story->continueWith($message, $this->chapterTemplates, $this->messageConverter, $this->messageFactory);
}
foreach ($story->getNextCommands() as $command) {
$this->commandBus->delayDispatch($command);
}
}
/**
* @param ChapterNumber $chapterNumber
* @param MessageFactory $messageFactory
* @return Message
* @throws Exception\Story
*/
private function getOriginalStartMessageForChapterNumber(ChapterNumber $chapterNumber, MessageFactory $messageFactory)
{
if (!isset($this->chapterNumberStartMessageMap[$chapterNumber->toString()])) {
throw Exception\Story::hasNoStartMessageLoggedForChapterNumber($chapterNumber);
}
$messageData = $this->chapterNumberStartMessageMap[$chapterNumber->toString()];
return $messageFactory->createMessageFromArray($messageData['message_name'], $messageData);
}