App\Http\Controllers\OrdersController::showSellerOrder PHP Method

    public function showSellerOrder($id)
    {
        $user = \Auth::user();
        $order = Order::where('id', $id)->where('seller_id', $user->id)->with('details')->first();
        $totalItems = $order->details->sum('quantity');
        $grandTotal = $order->details->sum('price');
        $orderAddress = Address::find($order->address_id);
        $order_comments = Comment::where('action_type_id', 3)->where('source_id', $id)->orderBy('created_at', 'asc')->get();
        $panel = ['left' => ['width' => '2', 'class' => 'user-panel'], 'center' => ['width' => '10']];
        $is_seller = true;
        return view('orders.detail', compact('user', 'is_seller', 'panel', 'orderAddress', 'order', 'order_comments', 'totalItems', 'grandTotal'));
    }