Move createService to AbstractApi (#41)

Author: robwittman

src/AbstractApi.php

@@ -4,6 +4,7 @@
 
 use GuzzleHttp\Client;
 use Psr\Log\LoggerInterface;
+use Shopify\Service\AbstractService;
 
 abstract class AbstractApi implements ApiInterface
 {
@@ -146,6 +147,17 @@ public function getApiVersion()
         return $this->api_version;
     }
 
+    /**
+     * Helper function to create new service instances
+     *
+     * @param $serviceClass Fully Qualified Service className
+     * @return AbstractService
+     */
+    public function createService($serviceClass)
+    {
+        return new $serviceClass($this);
+    }
+
     /**
      * Initialize our Client, using settings based on the app type
      *

src/Api.php

@@ -2,12 +2,10 @@
 
 namespace Shopify;
 
-use Shopify\Service\AbstractService;
 use Shopify\Storage\PersistentStorageInterface;
 use Shopify\Storage\SessionStorage;
 use Shopify\Helper\OAuthHelper;
 use GuzzleHttp\Client;
-use Psr\Log\LoggerInterface;
 
 class Api extends AbstractApi
 {
@@ -146,17 +144,6 @@ public function getOAuthHelper()
         return new OAuthHelper($this, $this->getStorageInterface());
     }
 
-    /**
-     * Helper function to create new service instances
-     *
-     * @param $serviceClass Fully Qualified Service className
-     * @return AbstractService
-     */
-    public function createService($serviceClass)
-    {
-        return new $serviceClass($this);
-    }
-
     public function loadApiKeyFromEnv()
     {
         $this->api_key = getenv(self::SHOPIFY_API_KEY_NAME);