const tavern = { socket: socket = new WebSocket('ws://localhost:3001/ws'), connected: false, loggedIn: false, call: (f, ...args) => { if(typeof(f) == "function") { f(...args); } } }; tavern.socket.onopen = () => tavern.connected = true; tavern.socket.onmessage = (m) => { m = JSON.parse(m.data); console.log(m); if(m.login) { tavern.socket.loggedIn = m.login.success; tavern.call(tavern.onlogin, tavern.socket.loggedIn); } } tavern.login = (username, password) => { if(!tavern.connected || tavern.loggedIn) { return false; } tavern.socket.send(JSON.stringify({ login: { username, password }})); }