Task 4: Websocket remote control

.gitignore

@@ -14,3 +14,10 @@ Thumbs.db
 
 # Logs
 npm-debug.log
+
+# dotenv environment variables file
+.env
+.env.test
+
+# build / generate output
+/dist

index.ts

@@ -0,0 +1,27 @@
+import { httpServer } from './src/http_server/index';
+import { createWebSocketStream, WebSocketServer } from 'ws';
+import { handle } from './src/actions/actions_controller';
+import { Duplex } from 'stream';
+
+const HTTP_PORT = 3000;
+httpServer.listen(HTTP_PORT)
+console.log(`Static http server started on http://localhost:${HTTP_PORT}`);
+
+const WS_PORT = 8080;
+const server = new WebSocketServer({ port: WS_PORT });
+
+server.on('connection', (socket) => {
+  const duplex: Duplex = createWebSocketStream(socket, { decodeStrings: false });  
+  duplex.write(`connection_established\0`);
+  duplex.write(`port_${WS_PORT}\0`);
+  duplex.on('error', console.error);
+
+  duplex.on('data', async (chunk) => {
+    const command: string[] = chunk.toString().split(' ');
+    duplex.write(await handle(command));
+  })
+
+  socket.on('close', () => {
+    console.log('closed the connection');
+  })
+});