Add all for setImageAttachments

Author: LKaemmerling

README.md

@@ -123,7 +123,7 @@ public function routeNotificationForOneSignal()
 - `button(OneSignalButton $button)`: Allows you to add buttons to the notification (Supported by iOS 8.0 and Android 4.1+ devices. Icon only works for Android).
 - `setData($key, $value)`: Allows you to set additional data for the message payload. For more information check the [OneSignal documentation](https://documentation.onesignal.com/reference).
 - `setParameter($key, $value)`: Allows you to set additional parameters for the message payload that are available for the REST API. For more information check the [OneSignal documentation](https://documentation.onesignal.com/reference).
-
+- `setImageAttachments($imageUrl)`: Allows you to set one Image to all possible Attachments [OneSignal Attachment documentation](https://documentation.onesignal.com/reference#section-attachments).
 ### Button usage
 
 ```php

src/OneSignalMessage.php

@@ -162,6 +162,21 @@ public function button(OneSignalButton $button)
         return $this;
     }
 
+    /**
+     * Set an image to all possible attachment variables.
+     * @param string $imageUrl
+     *
+     * @return $this
+     */
+    public function setImageAttachments($imageUrl){
+        $this->extraParameters['ios_attachments']['id1'] = $imageUrl;
+        $this->extraParameters['big_picture'] = $imageUrl;
+        $this->extraParameters['adm_big_picture'] = $imageUrl;
+        $this->extraParameters['chrome_big_picture'] = $imageUrl;
+
+        return $this;
+    }
+
     /**
      * @return array
      */

tests/MessageTest.php

@@ -108,4 +108,14 @@ public function it_can_set_a_button()
         $this->assertEquals('buttonText', Arr::get($this->message->toArray(), 'buttons.0.text'));
         $this->assertEquals('buttonIcon', Arr::get($this->message->toArray(), 'buttons.0.icon'));
     }
+
+    /** @test */
+    public function it_can_set_a_image(){
+        $this->message->setImageAttachments('https://url.com/to/image.jpg');
+
+        $this->assertEquals('https://url.com/to/image.jpg',Arr::get($this->message->toArray(), 'ios_attachments.id1'));
+        $this->assertEquals('https://url.com/to/image.jpg',Arr::get($this->message->toArray(), 'big_picture'));
+        $this->assertEquals('https://url.com/to/image.jpg',Arr::get($this->message->toArray(), 'adm_big_picture'));
+        $this->assertEquals('https://url.com/to/image.jpg',Arr::get($this->message->toArray(), 'chrome_big_picture'));
+    }
 }