/**
* Expands any relational properties within a result.
*
* @param array $model
* @param array $result
* @param array $namedExc
* @param array $namedInc
* @param array $namedExp
*
* @return array
*/
private function expand(Model $model, array $result, array $namedExc, array $namedInc, array $namedExp)
{
foreach ($namedExp as $k => $subExp) {
$value = array_value($result, $k);
if (!$this->isExpandable($model, $k, $value)) {
continue;
}
$subExc = array_value($namedExc, $k);
$subInc = array_value($namedInc, $k);
// convert exclude, include, and expand into dot notation
// then take the keys for a flattened dot notation
$flatExc = is_array($subExc) ? array_keys(array_dot($subExc)) : [];
$flatInc = is_array($subInc) ? array_keys(array_dot($subInc)) : [];
$flatExp = is_array($subExp) ? array_keys(array_dot($subExp)) : [];
$relation = $model->relation($k);
$serializer = new self($this->request);
$serializer->setExclude($flatExc)->setInclude($flatInc)->setExpand($flatExp);
if ($relation instanceof Model) {
$result[$k] = $serializer->toArray($relation);
} else {
$result[$k] = $relation;
}
}
return $result;
}