/**
* Set a value in an entity
* @param $parent
* @param ResourceTransformer $resourceTransformer
* @param PropertyResolver $propertyResolver
* @param PropertySetter $propertySetter
* @param EntityFactory $factory
* @param Context $context
* @throws InvalidPropertyException
*/
public function toEntity($parent, ResourceTransformer $resourceTransformer, PropertyResolver $propertyResolver, PropertySetter $propertySetter, EntityFactory $factory, Context $context)
{
$children = $this->getChildrenToProcess();
$childrenToAdd = [];
$childrenToEdit = [];
/**
* Keep a list of all identifies we've touched, so we can removed those we haven't
* @var PropertyValues[] $identifiersToKeep
*/
$identifiersToKeep = [];
/** @var RelationshipField $field */
$field = $this->getField();
foreach ($children as $child) {
if (!$child) {
continue;
}
/** @var RESTResource $child */
/** @var bool $isNew */
$isNew = $child->isNew();
$childIdentifiers = $child->getProperties()->getIdentifiers();
$childEntity = null;
if (!$isNew) {
$childEntity = $this->getChildByIdentifiers($resourceTransformer, $propertyResolver, $parent, $childIdentifiers, $context);
if ($childEntity) {
$identifiersToKeep[] = $childIdentifiers;
}
}
// Do we just link the resource? In this case we can't edit it right now.
if ($field->canLinkExistingEntities()) {
$entity = $factory->resolveLinkedEntity($parent, $child->getResourceDefinition()->getEntityClassName(), $childIdentifiers->toMap(), $context);
if ($entity) {
$childrenToAdd[] = $entity;
$identifiersToKeep[] = $childIdentifiers;
continue;
}
}
// Is this a new child? We might not be able to add it...
if (!$childEntity && !$field->canCreateNewChildren()) {
throw new InvalidPropertyException("Only existing items can be linked to " . get_class($parent) . "->" . $field->getName());
}
$entity = $resourceTransformer->toEntity($child, $child->getResourceDefinition(), $factory, $context, $childEntity);
if (!isset($childEntity)) {
$childrenToAdd[] = $entity;
} else {
$childrenToEdit[] = $entity;
}
}
if (count($childrenToAdd) > 0) {
$this->addChildren($resourceTransformer, $propertySetter, $parent, $this->getField(), $childrenToAdd, $context);
}
if (count($childrenToEdit) > 0) {
$this->editChildren($resourceTransformer, $propertySetter, $parent, $this->getField(), $childrenToEdit, $context);
}
// Notify the setter to remove all children that haven't been touched (in the range defined in the context)
$this->removeAllChildrenExcept($resourceTransformer, $propertyResolver, $propertySetter, $parent, $this->getField(), $identifiersToKeep, $context);
}
/**
* @param ResourceDefinition $resourceDefinition
* @param $content
* @param EntityFactoryContract $factory
* @param ContextContract $context
* @return mixed
*/
private function fromIdentifier(ResourceDefinition $resourceDefinition, $content, EntityFactoryContract $factory, ContextContract $context)
{
$resourceDefinition = ResourceDefinitionLibrary::make($resourceDefinition);
return $factory->resolveFromIdentifier($resourceDefinition->getEntityClassName(), $content, $context);
}