items = Collection::make( $data ); $this->order = Collection::make( $order ); $this->ordered_items = $this->order ->map( fn( $id ) => $data[ $id ] ?? null ) ->filter( fn( $item ) => null !== $item ); } public function get_items() { return $this->items; } public function get_order() { return $this->order; } public function get_ordered_items() { return $this->ordered_items; } public function get() { return [ 'items' => $this->get_items()->all(), 'order' => $this->get_order()->all(), ]; } }