/**
* @param Configuration $configuration
* @return Post
*/
public function fetch(Configuration $configuration)
{
$criteria = $configuration->getCriteria();
$collection = $this->repository->getAll();
if ($criteria && $criteria->hasCriteria()) {
$posts = $collection->filter(function ($post) use($criteria) {
if ($id = $criteria->getCriterion('id')) {
return $id == $post->id;
}
if ($hash = $criteria->getCriterion('hash')) {
return $hash == $post->hash;
}
});
} else {
$posts = $collection->getAll();
}
if (!$posts || count($posts) <= 0) {
return NULL;
}
return array_shift($posts);
}
