/**
* @param Collection|BaseModel $modelOrCollection
* @param Request $request
* @return mixed
*/
protected function getWithNested($modelOrCollection, Request $request)
{
if (!$modelOrCollection instanceof BaseModel && !$modelOrCollection instanceof Collection) {
throw new \InvalidArgumentException('Model must be instance of Model or Collection');
}
$nested = $request->headers->get('With-Nested');
if (!$nested) {
return $modelOrCollection;
}
$requestedRelations = explode(', ', $nested);
try {
$modelOrCollection->load($requestedRelations);
} catch (\BadMethodCallException $e) {
throw new BadRequestException(sprintf('Invalid `With-Nested` request - one or more of the following relationships do not exist for %s:[%s]', get_class($modelOrCollection), $nested), null, $e);
}
return $modelOrCollection;
}
/**
* Create a collection of models from a request collection
* The method is more efficient if is passed a Collection of existing entries otherwise it will do a query for every entity
*
* @param array $requestCollection
* @param Collection $existingModels
* @return \Illuminate\Database\Eloquent\Collection
*/
public function hydrateRequestCollection(array $requestCollection, Collection $existingModels = null)
{
$keyName = $this->getKeyName();
$models = array_map(function ($item) use($keyName, $existingModels) {
$model = null;
$entityId = $item[$keyName];
if ($existingModels) {
//get the model from the collection, or create a new instance
$model = $existingModels->get($entityId, function () {
//using a closure, so new instance is only created when the default is required
return $this->newInstance();
});
} else {
$this->findOrNew($entityId);
}
$model->fill($item);
return $model;
}, $requestCollection);
return $this->newCollection($models);
}
