Sprint::getEpicData

private function getEpicData(int $epicId): array
{
	$epicService = new EpicService();

	$cacheService = new CacheService($epicId, CacheService::EPICS);

	if ($cacheService->init())
	{
		return $cacheService->getData();
	}
	else
	{
		$epic = $epicService->getEpic($epicId);

		return $epic->getId() ? $epic->toArray() : [];
	}
}