Add Guzzle Driver (#13)

* Add guzzle driver in dev-v9

* Fix tested, add suggest to composer

Author: SQKo

composer.json

@@ -19,9 +19,13 @@
         "react/http": "^1.2",
         "psr/log": "^1.1 || ^2.0 || ^3.0"
     },
+    "suggest": {
+        "guzzlehttp/guzzle": "For alternative to ReactPHP/Http Browser"
+    },
     "require-dev": {
         "monolog/monolog": "^2.2",
         "friendsofphp/php-cs-fixer": "^2.17",
-        "psy/psysh": "^0.10.6"
+        "psy/psysh": "^0.10.6",
+        "guzzlehttp/guzzle": "^6.0|^7.0"
     }
 }

src/Discord/Drivers/Guzzle.php

@@ -0,0 +1,77 @@
+<?php
+
+/*
+ * This file is a part of the DiscordPHP-Http project.
+ *
+ * Copyright (c) 2021-present David Cole <david.cole1340@gmail.com>
+ *
+ * This file is subject to the MIT license that is bundled
+ * with this source code in the LICENSE file.
+ */
+
+namespace Discord\Http\Drivers;
+
+use Discord\Http\DriverInterface;
+use Discord\Http\Request;
+use GuzzleHttp\Client;
+use GuzzleHttp\RequestOptions;
+use React\EventLoop\LoopInterface;
+use React\Promise\Deferred;
+use React\Promise\ExtendedPromiseInterface;
+
+/**
+ * guzzlehttp/guzzle driver for Discord HTTP client. (still with React Promise)
+ *
+ * @author SQKo
+ */
+class Guzzle implements DriverInterface
+{
+    /**
+     * ReactPHP event loop.
+     *
+     * @var LoopInterface|null
+     */
+    protected $loop;
+
+    /**
+     * GuzzleHTTP/Guzzle client.
+     *
+     * @var Client
+     */
+    protected $client;
+
+    /**
+     * Constructs the Guzzle driver.
+     *
+     * @param LoopInterface|null $loop
+     * @param array              $options
+     */
+    public function __construct(?LoopInterface $loop = null, array $options = [])
+    {
+        $this->loop = $loop;
+
+        // Allow 400 and 500 HTTP requests to be resolved rather than rejected.
+        $options['http_errors'] = false;
+        $this->client = new Client($options);
+    }
+
+    public function runRequest(Request $request): ExtendedPromiseInterface
+    {
+        // Create a React promise
+        $deferred = new Deferred();
+        $reactPromise = $deferred->promise();
+
+        $promise = $this->client->requestAsync($request->getMethod(), $request->getUrl(), [
+                RequestOptions::HEADERS => $request->getHeaders(),
+                RequestOptions::BODY => $request->getContent(),
+            ])->then([$deferred, 'resolve'], [$deferred, 'reject']);
+
+        if ($this->loop) {
+            $this->loop->futureTick([$promise, 'wait']);
+        } else {
+            $promise->wait();
+        }
+
+        return $reactPromise;
+    }
+}

src/Discord/Http.php

@@ -37,7 +37,7 @@ class Http
      *
      * @var string
      */
-    public const VERSION = 'v9.0.12';
+    public const VERSION = 'v9.1.0';
 
     /**
      * Current Discord HTTP API version.