/**
* @return array
*/
protected function analyzeCurrentData()
{
$relationship = $this->stack->end()->getRelationship();
$data = $relationship->isShowData() === true ? $relationship->getData() : null;
$isCollection = true;
$isEmpty = true;
$traversableData = null;
$isOk = is_array($data) === true || is_object($data) === true || $data === null || $data instanceof Iterator;
$isOk ?: Exceptions::throwInvalidArgument('data', $data);
if (is_array($data) === true) {
/** @var array $data */
$isEmpty = empty($data);
$traversableData = $data;
} elseif ($data instanceof Iterator) {
/** @var Iterator $data */
$data->rewind();
$isEmpty = $data->valid() === false;
if ($isEmpty === false) {
$traversableData = $data;
} else {
$traversableData = [];
}
} elseif (is_object($data) === true) {
/** @var object $data */
$isEmpty = $data === null;
$isCollection = false;
$traversableData = [$data];
} elseif ($data === null) {
$isCollection = false;
$isEmpty = true;
}
return [$isEmpty, $isCollection, $traversableData];
}
/**
* @param array|object|null $data
*
* @return Iterator
*/
private function parseData($data)
{
$curFrame = $this->stack->end();
if (empty($data) === true) {
(yield $this->createReplyForEmptyData($data));
} else {
if (is_array($data) === true) {
$isOriginallyArrayed = true;
$schema = $this->container->getSchema($data[0]);
} else {
$isOriginallyArrayed = false;
$schema = $this->container->getSchema($data);
$data = [$data];
}
// duplicated are allowed in data however they shouldn't be in includes
$isDupAllowed = $curFrame->getLevel() < 2;
$fieldSet = $this->getFieldSet($schema->getResourceType());
foreach ($data as $resource) {
$resourceObject = $schema->createResourceObject($resource, $isOriginallyArrayed, $fieldSet);
$isCircular = $this->checkCircular($resourceObject);
$this->stack->setCurrentResource($resourceObject);
(yield $this->createReplyResourceStarted());
if ($isCircular === true && $isDupAllowed === false || $this->shouldParseRelationships($resourceObject, $isCircular) === false) {
continue;
}
foreach ($schema->getRelationshipObjectIterator($resource) as $relationship) {
/** @var RelationshipObjectInterface $relationship */
$nextFrame = $this->stack->push();
$nextFrame->setRelationship($relationship);
try {
foreach ($this->parseData($relationship->getData()) as $parseResult) {
(yield $parseResult);
}
} finally {
$this->stack->pop();
}
}
(yield $this->createReplyResourceCompleted());
}
}
}
/**
* @return array
*/
protected function analyzeCurrentData()
{
$relationship = $this->stack->end()->getRelationship();
$data = $relationship->isShowData() === true ? $relationship->getData() : null;
return $this->dataAnalyzer->analyze($data);
}
/**
* @return array|null|object
*/
protected function getCurrentData()
{
$relationship = $this->stack->end()->getRelationship();
$data = $relationship->isShowData() === true ? $relationship->getData() : null;
return $data;
}
