<?php
namespace Illuminate\Database\Eloquent\Casts;
use Illuminate\Contracts\Database\Eloquent\Castable;
use Illuminate\Contracts\Database\Eloquent\CastsAttributes;
use Illuminate\Support\Collection;
use InvalidArgumentException;
class AsCollection implements Castable
{
/**
* Get the caster class to use when casting from / to this cast target.
*
* @param array $arguments
* @return \Illuminate\Contracts\Database\Eloquent\CastsAttributes<\Illuminate\Support\Collection<array-key, mixed>, iterable>
*/
public static function castUsing(array $arguments)
{
return new class($arguments) implements CastsAttributes
{
public function __construct(protected array $arguments)
{
}
public function get($model, $key, $value, $attributes)
{
if (! isset($attributes[$key])) {
return;
}
$data = Json::decode($attributes[$key]);
$collectionClass = $this->arguments[0] ?? Collection::class;
if (! is_a($collectionClass, Collection::class, true)) {
throw new InvalidArgumentException('The provided class must extend ['.Collection::class.'].');
}
return is_array($data) ? new $collectionClass($data) : null;
}
public function set($model, $key, $value, $attributes)
{
return [$key => Json::encode($value)];
}
};
}
}