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<?php
/**
* Created by PhpStorm.
* User: arthur
* Date: 29.10.18
* Time: 09:35
*/
namespace Foundation\Abstracts\Transformers;
use Illuminate\Database\Eloquent\Collection;
use Illuminate\Http\Resources\Json\JsonResource;
abstract class Transformer extends JsonResource
{
public $relations = [
];
* Resolve the resource to an array.
*
* @param \Illuminate\Http\Request|null $request
* @return array
public function resolve($request = null)
return array_merge(parent::resolve($request),$this->filter($this->includeRelations()));
}
protected function includeRelations()
$relations = [];
foreach ($this->relations as $relation) {
if (is_string($relation) && method_exists(static::class, 'transform' . ucfirst(strtolower($relation)))) {
$method = 'transform' . ucfirst(strtolower($relation));
$data = $this->$method($this->resource);
if ($data instanceof JsonResource) {
$data->jsonSerialize();
$relations[strtolower($relation)] = $data;
} else {
throw new \Exception("invalid relation or not relation_transform_method given in " . get_short_class_name(static::class));
return $relations;
public static function resource($model)
return new static($model);
public static function collection($resource)
return new TransformerCollection($resource, get_called_class());
public function serialize()
return json_decode(json_encode($this->jsonSerialize()), true);
deviouspk /
larapi
