, 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) { $collectionClass = $this->arguments[0] ?? Collection::class; if (! is_a($collectionClass, Collection::class, true)) { throw new InvalidArgumentException('The provided class must extend ['.Collection::class.'].'); } if (isset($attributes[$key])) { return new $collectionClass(Json::decode(Crypt::decryptString($attributes[$key]))); } return null; } public function set($model, $key, $value, $attributes) { if (! is_null($value)) { return [$key => Crypt::encryptString(Json::encode($value))]; } return null; } }; } /** * Specify the collection for the cast. * * @param class-string $class * @return string */ public static function using($class) { return static::class.':'.$class; } }