Add JWT authentication

Author: WyriHaximus

composer.json

@@ -24,6 +24,7 @@
     "api-clients/transport": "^3.1",
     "api-clients/travis": "^1.0",
     "kelunik/link-header-rfc5988": "^1.0",
+    "lcobucci/jwt": "^3.3",
     "react/promise-stream": "^1.0 || ^0.1.1",
     "wyrihaximus/react-stream-base64": "^1.0",
     "wyrihaximus/react-stream-json": "^1.0"

composer.lock

@@ -0,0 +1,39 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Client\Github\Authentication;
+
+use ApiClients\Client\Github\AuthenticationInterface;
+use ApiClients\Foundation\Options as FoundationOptions;
+use ApiClients\Foundation\Transport\Options as TransportOptions;
+use ApiClients\Middleware\BearerAuthorization\BearerAuthorizationHeaderMiddleware;
+use ApiClients\Middleware\BearerAuthorization\Options as BearerAuthorizationHeaderMiddlewareOptions;
+use Lcobucci\JWT\Token;
+
+final class JWT implements AuthenticationInterface
+{
+    /**
+     * @var Token
+     */
+    private $token;
+
+    public function __construct(Token $token)
+    {
+        $this->token = $token;
+    }
+
+    public function getOptions(): array
+    {
+        return [
+            FoundationOptions::TRANSPORT_OPTIONS => [
+                TransportOptions::MIDDLEWARE => [
+                    BearerAuthorizationHeaderMiddleware::class,
+                ],
+                TransportOptions::DEFAULT_REQUEST_OPTIONS => [
+                    BearerAuthorizationHeaderMiddleware::class => [
+                        BearerAuthorizationHeaderMiddlewareOptions::TOKEN => $this->token,
+                    ],
+                ],
+            ],
+        ];
+    }
+}