pusher-js/src/core/http/http_polling_socket.ts

Pusher JavaScript library for browser, React Native, NodeJS and web workers

import SocketHooks from "./socket_hooks";
import URLLocation from "./url_location";
import HTTPSocket from "./http_socket";

var hooks : SocketHooks = {
  getReceiveURL: function(url : URLLocation, session : string) : string {
    return url.base + "/" + session + "/xhr" + url.queryString;
  },
  onHeartbeat: function() {
    // next HTTP request will reset server's activity timer
  },
  sendHeartbeat: function(socket) {
    socket.sendRaw("[]");
  },
  onFinished: function(socket, status) {
    if (status === 200) {
      socket.reconnect();
    } else {
      socket.onClose(1006, "Connection interrupted (" + status + ")", false);
    }
  }
};

export default hooks;