Fixed Call to undefined method Shopify\Object\Fulfillment::getId()

Author: chewlim

src/Service/FulfillmentService.php

@@ -44,10 +44,10 @@ public function create($orderId, Fulfillment &$fulfillment)
     public function update($orderId, Fulfillment &$fulfillment)
     {
         $data = $fulfillment->exportData();
-        $endpoint = 'orders/' . $orderId . '/fulfillments/' . $fulfillment->getId() . '.json';
+        $endpoint = 'orders/' . $orderId . '/fulfillments/' . $fulfillment->id . '.json';
         $response = $this->request(
             $endpoint,
-            'POST',
+            'PUT',
             [
                 'fulfillment' => $data
             ]
@@ -57,21 +57,21 @@ public function update($orderId, Fulfillment &$fulfillment)
 
     public function complete($orderId, Fulfillment &$fulfillment)
     {
-        $endpoint = 'orders/' . $orderId . '/fulfillments/' . $fulfillment->getId() . '/complete.json';
+        $endpoint = 'orders/' . $orderId . '/fulfillments/' . $fulfillment->id . '/complete.json';
         $response = $this->request($endpoint, 'POST');
         $fulfillment->setData($response['fulfillment']);
     }
 
     public function cancel($orderId, Fulfillment &$fulfillment)
     {
-        $endpoint = 'orders/' . $orderId . '/fulfillments/' . $fulfillment->getId() . '/cancel.json';
+        $endpoint = 'orders/' . $orderId . '/fulfillments/' . $fulfillment->id . '/cancel.json';
         $response = $this->request($endpoint, 'POST');
         $fulfillment->setData($response['fulfillment']);
     }
 
     public function open($orderId, Fulfillment &$fulfillment)
     {
-        $endpoint = 'orders/' . $orderId . '/fulfillments/' . $fulfillment->getId() . '/open.json';
+        $endpoint = 'orders/' . $orderId . '/fulfillments/' . $fulfillment->id . '/open.json';
         $response = $this->request($endpoint, 'POST');
         $fulfillment->setData($response->fulfillment);
     }