/
server.js
53 lines (42 loc) · 1.2 KB
/
server.js
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var app = require('express')();
var http = require('http').Server(app);
var io = require('socket.io')(http);
app.get('/', function(req, res){
res.sendFile(__dirname + '/index.html');
})
var users = {};
var usernames = [];
io.on('connection', function(socket){
//ketika ada user
socket.broadcast.emit('newMessage', 'someone connected');
//ketika ada user yang daftar
socket.on('registerUser', function(username){
if(usernames.indexOf(username) != -1){
socket.emit('registerRespond', false);
}else{
users[socket.id] = username;
usernames.push(username);
socket.emit('registerRespond', true);
io.emit('addOnlineUsers', usernames);
}
})
//kalo ada message baru
socket.on('newMessage', function(msg){
io.emit('newMessage', msg);
console.log('Chat baru: ' + msg);
})
socket.on('newTyping', function(msg){
io.emit('newTyping', msg);
})
//kalo user disconnect
socket.on('disconnect', function(msg){
socket.broadcast.emit('newMessage', 'someone left the chat');
var index = usernames.indexOf(users[socket.id]);
usernames.splice(index, 1);
delete users[socket.id];
io.emit('addOnlineUsers', usernames);
})
})
http.listen(3000, function(){
console.log('listening on 3000..');
})