Add documentation

Author: redjanym

README.md

@@ -1,11 +1,8 @@
 # PHP Firebase Cloud Messaging
 
-[![SensioLabsInsight](https://insight.sensiolabs.com/projects/83a88985-9752-463b-ae62-7abb06aea791/big.png)](https://insight.sensiolabs.com/projects/83a88985-9752-463b-ae62-7abb06aea791)
 <a href='https://www.paypal.me/ymerajredjan' target='_blank'><img height='36' style='border:0px;height:36px;' src='https://az743702.vo.msecnd.net/cdn/kofi2.png?v=0' border='0' alt='Buy Me a Coffee at ko-fi.com' /></a>
 
-PHP API for Firebase Cloud Messaging from Google.
-
-Currently this app server library only supports sending Messages/Notifications via HTTP.
+PHP SDK for Firebase Cloud Messaging from Google, supporting HTTP V1.
 
 See original Firebase docs: https://firebase.google.com/docs/
 
@@ -19,85 +16,31 @@ Or add this to your composer.json and run "composer update":
 
 ```
 "require": {
-    "redjanym/php-firebase-cloud-messaging": "1.*"
+    "redjanym/php-firebase-cloud-messaging": "2.*"
 }
 ```
 
-# Send message to **one or multiple** Devices
+# Send message to a Device
 ```
 use RedjanYm\FCM\Client;
-use RedjanYm\FCM\Message;
-use RedjanYm\FCM\Recipient\Device;
 use RedjanYm\FCM\Notification;
+use RedjanYm\FCM\Recipient\Device;
 
-$server_key = '_YOUR_SERVER_KEY_';
-$client = new Client();
-$client->setApiKey($server_key);
-
-$message = new Message();
-$message->setPriority('high');
-$message->addRecipient(new Device('_YOUR_DEVICE_TOKEN_'));
-$message
-    ->setNotification(new Notification('some title', 'some body'))
-    ->setData(['key' => 'value'])
-;
-
-$response = $client->send($message);
-var_dump($response->getStatusCode());
-var_dump($response->getBody()->getContents());
-```
-
-# Send message to Topic
-Currently sending to topics only supports a single topic as recipient. Mutliple topic as outlined
-in the google docs don't seem to work, yet.
-```
-use RedjanYm\FCM\Client;
-use RedjanYm\FCM\Message;
-use RedjanYm\FCM\Recipient\Topic;
-use RedjanYm\FCM\Notification;
-
-$server_key = '_YOUR_SERVER_KEY_';
-$client = new Client();
-$client->setApiKey($server_key);
-
-$message = new Message();
-$message->setPriority('high');
-$message->addRecipient(new Topic('_YOUR_TOPIC_'));
-$message
-    ->setNotification(new Notification('some title', 'some body'))
-    ->setData(['key' => 'value'])
-;
-
-$response = $client->send($message);
-var_dump($response->getStatusCode());
-var_dump($response->getBody()->getContents());
-```
-
-# Subscribe user to the topic
-```
-use RedjanYm\FCM\Client;
-
-$server_key = '_YOUR_SERVER_KEY_';
-$client = new Client();
-$client->setApiKey($server_key);
+$serviceAccountPath = '/path/to/service-account.json';
+$testToken = 'this-is-a-token';
 
-$response = $client->addTopicSubscription('_SOME_TOPIC_ID_', ['_FIRST_TOKEN_', '_SECOND_TOKEN_']);
-var_dump($response->getStatusCode());
-var_dump($response->getBody()->getContents());
-```
+$client = new Client($serviceAccountPath);
+$recipient = new Device($testToken);
+$notification = new Notification($recipient, 'Title', 'Body', ['key' => 'value']);
 
-# Remove user subscription to the topic
+$client->send($notification);
 ```
-use RedjanYm\FCM\Client;
 
-$server_key = '_YOUR_SERVER_KEY_';
-$client = new Client();
-$client->setApiKey($server_key);
+# Topic Support
+The current version does not have support for Topics. We are going to add it on v2.1.
 
-$response = $client->removeTopicSubscription('_SOME_TOPIC_ID_', ['_FIRST_TOKEN_', '_SECOND_TOKEN_']);
-var_dump($response->getStatusCode());
-var_dump($response->getBody()->getContents());
-```
+# Migrating from V1.
+Unfortunately V2 of this package introduces breaking changes. But the new structure of the SDK is still simple and very similar to the previous one. We are sure the migration is going to be very fast and easy.
 
 # Interpreting responses
 Responses given on the HTTP requests are standard according to the FCM documentations. You may find detailed specifications in this links:

examples/messaging.php

@@ -10,9 +10,7 @@
 $testToken = '123456789';
 
 $client = new Client($serviceAccountPath);
-
 $recipient = new Device($testToken);
-
 $notification = new Notification($recipient, 'Title', 'Body', ['key' => 'value']);
 
 $response = $client->send($notification);