/**
* Returns node definitions
*
* @return array
*/
protected function getNodeDefinitions()
{
if (!self::$nodeDefinition) {
self::$nodeDefinition = Node::nodeDefinitions(function ($id, $context, ResolveInfo $info) {
$userData = $this->getUserData();
if (array_key_exists($id, $userData)) {
return $userData[$id];
} else {
$photoData = $this->getPhotoData();
if (array_key_exists($id, $photoData)) {
return $photoData[$id];
}
}
}, function ($obj) {
if (array_key_exists($obj['id'], $this->getUserData())) {
return self::$userType;
} else {
return self::$photoType;
}
});
self::$userType = new ObjectType(['name' => 'User', 'fields' => ['id' => ['type' => Type::nonNull(Type::id())], 'name' => ['type' => Type::string()]], 'interfaces' => [self::$nodeDefinition['nodeInterface']]]);
self::$photoType = new ObjectType(['name' => 'Photo', 'fields' => ['id' => ['type' => Type::nonNull(Type::id())], 'width' => ['type' => Type::int()]], 'interfaces' => [self::$nodeDefinition['nodeInterface']]]);
}
return self::$nodeDefinition;
}
/**
* Given a function to map from an ID to an underlying object, and a function
* to map from an underlying object to the concrete GraphQLObjectType it
* corresponds to, constructs a `Node` interface that objects can implement,
* and a field config for a `node` root field.
*
* If the typeResolver is omitted, object resolution on the interface will be
* handled with the `isTypeOf` method on object types, as with any GraphQL
* interface without a provided `resolveType` method.
*
* @param callable $idFetcher
* @param callable $typeResolver
* @return array
*/
public static function nodeDefinitions(callable $idFetcher, callable $typeResolver = null)
{
return Node::nodeDefinitions($idFetcher, $typeResolver);
}
