diff --git a/index.js b/index.js
new file mode 100644
index 0000000..79e3db6
--- /dev/null
+++ b/index.js
@@ -0,0 +1,50 @@
+const http = require('http');
+const url = require('url');
+const fs = require('fs');
+const ws = require('ws');
+
+http.createServer(function (req, res) {
+ const q = url.parse(req.url, true);
+ let filename = "./public" + q.pathname;
+ if (filename === "./public/") filename = "./public/index.html";
+ fs.readFile(filename, function(err, data) {
+ if (err) {
+ res.writeHead(404, {'Content-Type': 'text/html'});
+ return res.end("404 Not Found");
+ }
+ res.writeHead(200, {'Content-Type': 'text/html'});
+ res.write(data);
+ return res.end();
+ });
+}).listen(8080);
+
+const wss = new ws.Server({
+ port: 8081,
+ perMessageDeflate: {
+ zlibDeflateOptions: {
+ // See zlib defaults.
+ chunkSize: 1024,
+ memLevel: 7,
+ level: 3
+ },
+ zlibInflateOptions: {
+ chunkSize: 10 * 1024
+ },
+ // Other options settable:
+ clientNoContextTakeover: true, // Defaults to negotiated value.
+ serverNoContextTakeover: true, // Defaults to negotiated value.
+ serverMaxWindowBits: 10, // Defaults to negotiated value.
+ // Below options specified as default values.
+ concurrencyLimit: 10, // Limits zlib concurrency for perf.
+ threshold: 1024 // Size (in bytes) below which messages
+ // should not be compressed.
+ }
+});
+
+wss.on('connection', ws => {
+ ws.on('message', message => {
+ console.log(`Received message => ${message}`)
+ if ({message} == 'long_url ') ws.send('error: url is empty')
+ })
+ ws.send('websocket connected')
+})
diff --git a/public/index.html b/public/index.html
new file mode 100644
index 0000000..f53bc7a
--- /dev/null
+++ b/public/index.html
@@ -0,0 +1,50 @@
+
+
+ short URL
+
+
+
+
+
+
+
+
+
+
+
+
+
+