import "web" as web;
import "ws"  as ws;

var app = web.app();
app.get("/chat", function (req) {
    if (not ws.validate_request(req)) { return web.error(400, "bad ws req"); }

    var conn = web.upgrade(req);
    var sock = ws.accept(conn, req);

    sock.on_message(function (msg)  { sock.send("echo: " + msg); });
    sock.on_close  (function (code) { print("closed:", code); });
});

app.listen({ port: 3000 });