Add complete order call (#269)

* Initial call attempt setup

* Add error handling for call

* Clean up call

* handle errors better

* Code clean up

Model/Order/PlaceOrder.php

@@ -45,6 +45,8 @@
  */
 class PlaceOrder implements PlaceOrderInterface
 {
+    private const COMPLETE_ORDER_URL = '/checkout_sidekick/{{shopId}}/order/%s/state';
+
     /**
      * @var ResultInterfaceFactory
      */
@@ -403,6 +405,24 @@ static function (array $transaction): bool {
 
         $this->updateCheckoutSession($quote, $order);
 
+        try {
+            $this->postCompleteOrder($publicOrderId, $websiteId, $order);
+        } catch (Exception $e) {
+            return $this->responseFactory->create(
+                [
+                    'errors' => [
+                        $this->errorFactory->create(
+                            [
+                                'message' => $e->getMessage(),
+                                'code' => 500,
+                                'type' => 'server.bold_checkout_api_error'
+                            ]
+                        )
+                    ]
+                ]
+            );
+        }
+
         return $this->responseFactory->create(
             [
                 'order' => $order
@@ -570,4 +590,19 @@ private function buildOrderData(array $firstTransaction, int $quoteId, string $p
 
         return $orderData;
     }
+
+    private function postCompleteOrder(string $publicOrderId, int $websiteId, OrderInterface $order): void
+    {
+        $url = sprintf(self::COMPLETE_ORDER_URL, $publicOrderId);
+
+        $params = [
+            'state' => 'order_complete',
+            'platform_order_id' => $order->getIncrementId(),
+            'platform_friendly_id' => $order->getEntityId()
+        ];
+        $response = $this->client->put($websiteId, $url, $params);
+        if ($response->getStatus() !== 201) {
+            throw new LocalizedException(__('Failed to post order completion'));
+        }
+    }
 }