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<?php
namespace Illuminate\Http\Resources\Json;
use Illuminate\Contracts\Support\Responsable;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Collection;
class ResourceResponse implements Responsable
{
/**
* The underlying resource.
*
* @var mixed
*/
public $resource;
/**
* Create a new resource response.
*
* @param mixed $resource
* @return void
*/
public function __construct($resource)
{
$this->resource = $resource;
}
/**
* Create an HTTP response that represents the object.
*
* @param \Illuminate\Http\Request $request
* @return \Illuminate\Http\JsonResponse
*/
public function toResponse($request)
{
return tap(response()->json(
$this->wrap(
$this->resource->resolve($request),
$this->resource->with($request),
$this->resource->additional
),
$this->calculateStatus(),
[],
$this->resource->jsonOptions()
), function ($response) use ($request) {
$response->original = $this->resource->resource;
$this->resource->withResponse($request, $response);
});
}
/**
* Wrap the given data if necessary.
*
* @param array $data
* @param array $with
* @param array $additional
* @return array
*/
protected function wrap($data, $with = [], $additional = [])
{
if ($data instanceof Collection) {
$data = $data->all();
}
if ($this->haveDefaultWrapperAndDataIsUnwrapped($data)) {
$data = [$this->wrapper() => $data];
} elseif ($this->haveAdditionalInformationAndDataIsUnwrapped($data, $with, $additional)) {
$data = [($this->wrapper() ?? 'data') => $data];
}
return array_merge_recursive($data, $with, $additional);
}
/**
* Determine if we have a default wrapper and the given data is unwrapped.
*
* @param array $data
* @return bool
*/
protected function haveDefaultWrapperAndDataIsUnwrapped($data)
{
return $this->wrapper() && ! array_key_exists($this->wrapper(), $data);
}
/**
* Determine if "with" data has been added and our data is unwrapped.
*
* @param array $data
* @param array $with
* @param array $additional
* @return bool
*/
protected function haveAdditionalInformationAndDataIsUnwrapped($data, $with, $additional)
{
return (! empty($with) || ! empty($additional)) &&
(! $this->wrapper() ||
! array_key_exists($this->wrapper(), $data));
}
/**
* Get the default data wrapper for the resource.
*
* @return string
*/
protected function wrapper()
{
return get_class($this->resource)::$wrap;
}
/**
* Calculate the appropriate status code for the response.
*
* @return int
*/
protected function calculateStatus()
{
return $this->resource->resource instanceof Model &&
$this->resource->resource->wasRecentlyCreated ? 201 : 200;
}
}
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