/**
* Find the nodes related to the relationship
*
* @param Property $property
* @param array $info
*
* @return object
*/
protected function getRelationshipNode(Property $property, array $info)
{
$nodeClass = $this->map->getClass($property->getOption('node'));
foreach ($this->entities as $entity) {
if (!$entity instanceof $nodeClass) {
continue;
}
$nodeInfo = $this->entities->getInfo($entity);
if ($nodeInfo['realId'] === $info[$property->getType()]) {
return $entity;
}
}
$query = new Query(sprintf('MATCH (n:%s) WHERE id(n) = {where}.id RETURN n;', $nodeClass));
$query->addVariable('n', $nodeClass);
$query->addParameters('where', ['id' => $info[$property->getType()]]);
return $this->uow->execute($query)->current();
}
/**
* Extract variables and parameters from the expression to inject them into the query
*
* @param Query $query
* @param ExpressionInterface $expression
*
* @return void
*/
protected function extractData(Query $query, ExpressionInterface $expression)
{
if ($expression instanceof ParametrableExpressionInterface && $expression->hasParameters()) {
$query->addParameters($expression->getParametersKey(), $expression->getParameters(), $expression->getReferences());
}
if ($expression instanceof VariableAwareInterface && $expression->hasVariable() && $expression->hasAlias()) {
$query->addVariable($expression->getVariable(), $expression->getAlias());
}
}
