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index.js
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index.js
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const dotenv = require('dotenv').config();
const express = require('express');
const http = require('http');
const connectToMongo = require('./database/db');
const auth = require('./routes/AuthRoute');
const post = require('./routes/PostRoute');
const cors = require('cors');
const user = require('./routes/UserRoute');
const bookMark = require('./routes/BookMarkRoute');
const message = require('./routes/MessageRoute');
const conversation = require('./routes/ConversationRoute');
const passport = require('passport');
const passportSetup = require('./config/passport');
const { Server } = require('socket.io');
const session = require('express-session');
const MongoStore = require('connect-mongo');
const helmet = require('helmet');
const logger = require('morgan');
const checkOrigin = require('./middleware/ApiAuth');
connectToMongo();
const app = express();
const port = 5000;
app.use(express.json())
app.use(express.urlencoded({ extended: true }))
app.use(logger('dev'));
app.use(helmet());
app.use(cors({
origin: [process.env.FRONTEND_URL, process.env.FRONTEND_URL_2, process.env.BACKEND_URL],
// origin: "*",
credentials: true
}));
// app.use(checkOrigin)
app.use(
session({
secret: "snapia",
resave: false,
saveUninitialized: true,
store: MongoStore.create({ mongoUrl: process.env.MONGO_URL }),
cookie: {
maxAge: 3600000,
},
})
);
app.use(passport.initialize());
app.use(passport.session());
// Routes
app.use('/api/auth', auth);
app.use('/api/user', user);
app.use('/api/post', post);
app.use('/api/bookmark', bookMark);
app.use('/api/conversation', conversation);
app.use('/api/message', message);
const server = http.createServer(app);
const io = new Server(server, {
cors: {
origin: [process.env.FRONTEND_URL, process.env.FRONTEND_URL_2, process.env.BACKEND_URL],
},
});
const connectedUsers = {};
const addUser = (userId, socketId) => {
connectedUsers[userId] = socketId;
};
const removeUser = (socketId) => {
const userId = Object.keys(connectedUsers).find(id => connectedUsers[id] === socketId);
if (userId) {
delete connectedUsers[userId];
}
};
const getUserSocket = (userId) => {
return connectedUsers[userId];
};
io.on('connection', (socket) => {
socket.on('addUser', (userId) => {
addUser(userId, socket.id);
io.emit('getUsers', Object.keys(connectedUsers));
});
socket.on('disconnect', () => {
removeUser(socket.id);
io.emit('getUsers', Object.keys(connectedUsers));
});
socket.on('sendMessage', ({ senderId, receiverId, text }) => {
const receiverSocketId = getUserSocket(receiverId);
if (receiverSocketId) {
io.to(receiverSocketId).emit('getMessage', { senderId, text });
}
});
socket.on('userTyping', ({ senderId, isTyping }) => {
socket.broadcast.emit('userTyping', { senderId, isTyping });
});
});
server.listen(port, () => {
console.log(`Snapia backend listening at http://localhost:${port}`);
});