From a02096c5b9dafddc3353e8c5eff060fcb004985f Mon Sep 17 00:00:00 2001
From: Nay Lin Aung <naylinaung.softwarearchitect@gmail.com>
Date: Tue, 19 Mar 2019 13:06:25 +0630
Subject: [PATCH] Add Message Account Linking event to Facebook Driver (#92)

* Add Message Account Linking event to Facebook Driver

* Apply fixes from StyleCI

* [update] fix class naming

* add Messaging Account Linking Event Test Case

* Apply fixes from StyleCI
---
 src/Events/MessagingAccountLinking.php | 16 ++++++++++++++++
 src/FacebookDriver.php                 |  3 +++
 tests/FacebookDriverTest.php           | 12 ++++++++++++
 3 files changed, 31 insertions(+)
 create mode 100644 src/Events/MessagingAccountLinking.php

diff --git a/src/Events/MessagingAccountLinking.php b/src/Events/MessagingAccountLinking.php
new file mode 100644
index 0000000..4550968
--- /dev/null
+++ b/src/Events/MessagingAccountLinking.php
@@ -0,0 +1,16 @@
+<?php
+
+namespace BotMan\Drivers\Facebook\Events;
+
+class MessagingAccountLinking extends FacebookEvent
+{
+    /**
+     * Return the event name to match.
+     *
+     * @return string
+     */
+    public function getName()
+    {
+        return 'messaging_account_linking';
+    }
+}
diff --git a/src/FacebookDriver.php b/src/FacebookDriver.php
index 48c7c6c..80d341e 100755
--- a/src/FacebookDriver.php
+++ b/src/FacebookDriver.php
@@ -173,6 +173,9 @@ protected function getEventFromEventData(array $eventData)
             case 'read':
                 return new MessagingReads($eventData);
                 break;
+            case 'account_linking':
+                return new Events\MessagingAccountLinking($eventData);
+                break;
             case 'checkout_update':
                 return new Events\MessagingCheckoutUpdates($eventData);
                 break;
diff --git a/tests/FacebookDriverTest.php b/tests/FacebookDriverTest.php
index 50ab83a..7eee9eb 100644
--- a/tests/FacebookDriverTest.php
+++ b/tests/FacebookDriverTest.php
@@ -21,6 +21,7 @@
 use BotMan\Drivers\Facebook\Events\MessagingDeliveries;
 use BotMan\Drivers\Facebook\Extensions\QuickReplyButton;
 use BotMan\Drivers\Facebook\Exceptions\FacebookException;
+use BotMan\Drivers\Facebook\Events\MessagingAccountLinking;
 use BotMan\Drivers\Facebook\Events\MessagingCheckoutUpdates;
 
 class FacebookDriverTest extends PHPUnit_Framework_TestCase
@@ -991,6 +992,17 @@ public function it_calls_read_event()
         $this->assertSame('messaging_reads', $event->getName());
     }
 
+    /** @test */
+    public function it_calls_account_linking_event()
+    {
+        $request = '{"object":"page","entry":[{"id":"111899832631525","time":1480279487271,"messaging":[{"sender":{"id":"USER_ID"},"recipient":{"id":"PAGE_ID"},"timestamp":1458668856463,"account_linking":{"status":"linked","authorization_code":"authorization code"}}]}]}';
+        $driver = $this->getDriver($request);
+
+        $event = $driver->hasMatchingEvent();
+        $this->assertInstanceOf(MessagingAccountLinking::class, $event);
+        $this->assertSame('messaging_account_linking', $event->getName());
+    }
+
     /** @test */
     public function it_calls_checkout_update_event()
     {