public function acceptOrder(Request $request)
 {
     $order = Order::findOrNew($request->get('order_id'));
     $order->status = 1;
     //accepted
     $order->save();
     $product = Product::findOrNew($request->get('product_id'));
     $product->amount = $product->amount - $request->get('product_amount');
     $product->save();
     $bill = new Bill();
     $bill->status = 0;
     $bill->customer_id = 1;
     $bill->order_id = $order->id;
     $bill->save();
     $passingData = array('order_id' => $order->id, 'message_title' => 'Confirmed order', 'message_detail' => 'You order id ' . $request->get('order_id') . ' has been confirm (product_name : ' . $request->get('product_name') . ', order_date : ' . $request->get('order_date') . ')');
     $data_string = json_encode($passingData);
     $url = curl_init('http://localhost:8080/api/order/confirm');
     curl_setopt($url, CURLOPT_CUSTOMREQUEST, "POST");
     curl_setopt($url, CURLOPT_POSTFIELDS, $data_string);
     curl_setopt($url, CURLOPT_RETURNTRANSFER, true);
     curl_setopt($url, CURLOPT_HTTPHEADER, array('Content-Type: application/json', 'Content-Length: ' . strlen($data_string)));
     //        response back
     $result = curl_exec($url);
     $data = array('name' => $order->customer->name, 'phone_number' => $order->customer->phone_number, 'email' => $order->customer->email, 'line1' => $order->customer->customerAddress->line1, 'district' => $order->customer->customerAddress->district, 'province' => $order->customer->customerAddress->province, 'post_code' => $order->customer->customerAddress->post_code, 'product_name' => $order->orderDetail->product->name, 'product_amount' => $order->orderDetail->amount, 'total_price' => $order->orderDetail->total_price, 'is_paid' => 0, 'order_id' => $order->id);
     $data_string = json_encode($data);
     $url2 = curl_init('http://localhost:8080/api/bill/create');
     curl_setopt($url2, CURLOPT_CUSTOMREQUEST, "POST");
     curl_setopt($url2, CURLOPT_POSTFIELDS, $data_string);
     curl_setopt($url2, CURLOPT_RETURNTRANSFER, true);
     curl_setopt($url2, CURLOPT_HTTPHEADER, array('Content-Type: application/json', 'Content-Length: ' . strlen($data_string)));
     $result2 = curl_exec($url2);
     $notificationData = array('message_title' => 'Notify Payment', 'message_detail' => 'Your bill which has order id ' . $request->get('order_id') . 'is waiting for payment.');
     $data_string = json_encode($notificationData);
     $notificationUrl = curl_init('http://localhost:8080/api/notification/add');
     curl_setopt($notificationUrl, CURLOPT_CUSTOMREQUEST, "POST");
     curl_setopt($notificationUrl, CURLOPT_POSTFIELDS, $data_string);
     curl_setopt($notificationUrl, CURLOPT_RETURNTRANSFER, true);
     curl_setopt($notificationUrl, CURLOPT_HTTPHEADER, array('Content-Type: application/json', 'Content-Length: ' . strlen($data_string)));
     //        response back
     $result3 = curl_exec($notificationUrl);
     return redirect()->back();
 }