/
server.js
69 lines (53 loc) · 1.72 KB
/
server.js
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const express = require('express');
const httpServer = require('http').createServer();
const io = require('socket.io')(httpServer, {
cors: {
origin: 'http://localhost:8000',
},
});
const { addUser, removeUser, getUser, getUsersInRoom } = require('./users');
const router = require('./router');
const app = express();
app.use(router);
/* app.use(cors()); */
io.on('connect', (socket) => {
socket.on('join', ({ name, room }, callback) => {
const { error, user } = addUser({ id: socket.id, name, room });
if (error) return callback(error);
socket.join(user.room);
socket.emit('message', {
user: 'admin',
text: `${user.name},welcome to room: ${user.room}.`,
});
socket.broadcast.to(user.room).emit('message', {
user: 'admin',
text: `${user.name} has joined!`,
});
io.to(user.room).emit('roomData', {
room: user.room,
users: getUsersInRoom(user.room),
});
callback();
});
socket.on('sendMessage', (message, callback) => {
const user = getUser(socket.id);
io.to(user.room).emit('message', { user: user.name, text: message });
callback();
});
socket.on('disconnect', () => {
const user = removeUser(socket.id);
if (user) {
io.to(user.room).emit('message', {
user: 'Admin',
text: `${user.name} has left.`,
});
io.to(user.room).emit('roomData', {
room: user.room,
users: getUsersInRoom(user.room),
});
}
});
});
httpServer.listen(process.env.PORT || 8000, () =>
console.log(`Server has started.`)
);