Add node bin for http control server

Author: akondas

bin/node

@@ -0,0 +1,44 @@
+#!/usr/bin/env php
+<?php
+
+use React\EventLoop\Factory;
+use React\Http\Server as HttpServer;
+use Psr\Http\Message\ServerRequestInterface;
+use Blockchain\Node\Response\JsonResponse;
+use React\Http\Response;
+use React\Socket\Server;
+use Blockchain\Node;
+use Blockchain\Miner;
+use Blockchain\Blockchain;
+use Blockchain\Block;
+use Blockchain\Miner\HashDifficulty;
+
+require __DIR__.'/../vendor/autoload.php';
+
+$loop = Factory::create();
+
+$node = new Node(new Miner(new Blockchain(Block::genesis()), new HashDifficulty\ZeroPrefix()));
+
+$server = new HttpServer(function (ServerRequestInterface $request) use ($node) {
+    switch (trim($request->getUri()->getPath(), '/')) {
+        case 'blocks':
+            return new JsonResponse($node->blocks());
+        case 'mine':
+            return new JsonResponse($node->mineBlock($request->getBody()->getContents()));
+        case 'peers':
+            return new JsonResponse($node->peers());
+        case 'peers/add':
+            $data = json_decode($request->getBody()->getContents(), true);
+            $node->addPeer(new Node\Peer($data['host'], $data['port']));
+            return new Response(204);
+        default:
+            return new Response(404);
+    }
+});
+
+$socket = new Server(8080, $loop);
+$server->listen($socket);
+
+echo "Server running at http://127.0.0.1:8080\n";
+
+$loop->run();

composer.json

@@ -10,7 +10,8 @@
         }
     ],
     "require": {
-        "php": "^7.2"
+        "php": "^7.2",
+        "react/http": "^0.8.1"
     },
     "require-dev": {
         "phpunit/phpunit": "^7.0",