App\Models\Store\Order::refreshCost PHP Method

    public function refreshCost($save = false)
    {
        foreach ($this->items as $i) {
            $i->refreshCost();
            if ($save) {
                $i->save();
            }
        }
        $this->shipping = $this->getShipping();
        if ($save) {
            $this->save();
        }
    }