add metadata in response envelope

- this is the actual response of the SMS Gateway

composer.json

@@ -1,6 +1,6 @@
 {
     "name": "ridvanbaluyos/sms",
-    "version" : "v0.2-alpha",
+    "version" : "v0.3-alpha",
     "type": "library",
     "description": "A PHP Library built for making SMS sending easier.",
     "keywords": ["sms", "api", "php", "sms library", "php library"],

sample.php

@@ -7,6 +7,7 @@
 use ridvanbaluyos\sms\providers\RisingTide as RisingTide;
 use ridvanbaluyos\sms\providers\Semaphore as Semaphore;
 use ridvanbaluyos\sms\providers\Chikka as Chikka;
+use ridvanbaluyos\sms\providers\Nexmo as Nexmo;
 
 $message = 'this is a test message';
 $phoneNumber = '639123456789';

src/ridvanbaluyos/sms/Sms.php

@@ -87,7 +87,7 @@ protected function generateMessageId($length = 32)
      * @param null $message - an optional message aside from the default ones
      * @param null $provider - the SMS provider used. Should only be enabled during debug mode.
      */
-    protected function response($code, $message = null, $provider)
+    protected function response($code, $metadata = null, $message = null, $provider)
     {
         switch ($code) {
             // Error Codes
@@ -138,7 +138,8 @@ protected function response($code, $message = null, $provider)
             $envelope => [
                 'code' => $code,
                 'message' => $message,
-                'provider' => $provider
+                'provider' => $provider,
+                'metadata' => $metadata
             ],
         ];
         $response = json_encode($response);

src/ridvanbaluyos/sms/providers/Chikka.php

@@ -56,7 +56,7 @@ public function send($phoneNumber, $message)
             curl_close($ch);
 
             $result = json_decode($result);
-            $this->response($result->status, null, $this->className);
+            $this->response($result->status, $result, null, $this->className);
         } catch (Exception $e) {
 
         }

src/ridvanbaluyos/sms/providers/PromoTexter.php

@@ -54,7 +54,7 @@ public function send($phoneNumber, $message)
             curl_close($ch);
 
             $code = (intval($result) > 0) ? 202 : 403;
-            $this->response($code, null, $this->className);
+            $this->response($code, $result, null, $this->className);
         } catch (Exception $e) {
 
         }

src/ridvanbaluyos/sms/providers/Semaphore.php

@@ -51,7 +51,8 @@ public function send($phoneNumber, $message)
             curl_close($ch);
 
             $result = json_decode($result);
-            $this->response($result->code, $result->message, $this->className);
+
+            $this->response($result->code, $result, $result->message, $this->className);
         } catch (Exception $e) {
 
         }