90 lines
No EOL
2.4 KiB
JavaScript
90 lines
No EOL
2.4 KiB
JavaScript
const express = require('express');
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const http = require('http');
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const { Server } = require("socket.io");
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const cors = require ('cors');
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const cookieParser = require('cookie-parser');
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const auth = require ('./auth');
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const bodyParser = require ('body-parser');
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const messages = require('./mongodb-message');
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const app = express();
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const server = http.createServer(app);
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const io = new Server(server, {
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cors: {
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origin: "http://127.0.0.1:4200",
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methods: ["GET", "POST"],
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credentials: true
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}
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});
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const port = process.env.PORT || 3001;
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app.use(bodyParser.json());
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app.use(cors({origin: 'http://127.0.0.1:4200', credentials: true}));
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app.use(cookieParser());
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app.get('/', (req, res) => {
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res.sendFile(__dirname + '/index.html');
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});
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io.on('connection',socket => {
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let users = {};
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const session = auth.getSession(socket.request);
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const getUsername = auth.getUsername(session);
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if (getUsername === -1) {
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socket.emit('error','not authenticated');
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}
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console.log(`${getUsername} joined the chat.`);
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socket.broadcast.emit('general',[{
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username: 'Server',
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date: new Date(),
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channel: 'general',
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message: `${getUsername} joined the chat.`
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}]);
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users[socket.id] = getUsername;
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messages.find({}, {'_id':0},{sort: {'date':1}},(err, res) => {
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if(err) throw err;
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if(res.length > 0){
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//console.log(res, res.length);
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socket.emit('general',res);
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}
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socket.emit('general',[{
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username: 'Server',
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date: new Date(),
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channel: 'general',
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message: `${getUsername} joined the chat.`
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}]);
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});
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socket.on('general',function(data){
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const username = data.username;
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const date = Date.now();
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const channel = 'general';
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const message = data.message;
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messages.insertMany([{
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username: username,
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date: date,
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channel: channel,
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message: message
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}
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]).then(function(){
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console.log(data, "inserted");
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socket.broadcast.emit('general',[data]);
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socket.emit('general',[data]);
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}).catch(function(error){
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console.log("error",error);
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});
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});
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socket.on("disconnect", function() {
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console.log(`${getUsername} left the chat.`);
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});
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});
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server.listen(port, () => {
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console.log(`listening on *:${port}/`);
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}); |