OrdersController.php

<?php

/**
     * Complete the order, send notifications and invoice, if applicable
     * @param Request $request
     * @return \Illuminate\Http\JsonResponse
     */
    public function complete(Request $request)
    {
        $user = $request->user();

        $order = Order::find($request->order_id);
        $total = $order->calculated_total;

        // if we're not sending an invoice, we can go ahead and charge them
        if ($request->sendInvoice === 'no') {
            try {
                $payment = $user->charge($total*100, $request->payment);
            } catch (\Exception $e) {
                return response()->json([
                    'message' => 'There was an error while trying to process your payment.'], $e->getCode());
            }
        }

        // update the order status and metadata. 1 means paid, 2 means invoiced.
        $order->update([
            'order_total'=>$total,
            'completed' => $request->sendInvoice === 'no' ? 1 : 2,
            'metadata' => json_encode([
                'referer' => request()->server('HTTP_REFERER'),
                'browser' => request()->server('HTTP_USER_AGENT'),
            ]),
            'ip_address' => request()->ip,
        ]);

        // if the customer added a note to their order, create it here.
        if ($request->notes) {
            $order->notes()->create([
                'name' => 'Order note from customer',
                'body' => $request->notes,
                'is_customer' => true
            ]);
        }

        //TODO: if the user requested to be invoiced, this is probably a good place to do it.

        // send the user and admin an email notification about their order.
        $user->notify(new OrderCompleted($order)); // send to client
        Notification::route('mail', config('mail.from.address'))
            ->notify(new OrderCompletedAdmin($order->id));

        return response()->json(['order completed']);
    }