server.js

const dotenv = require("dotenv")
const express = require('express')
const mongoose = require('mongoose')
const cors = require('cors')
const cookieParser = require('cookie-parser')
const SocketServer = require('./socketServer')
const { ExpressPeerServer } = require('peer')
const path = require('path')

const envFile = process.env.NODE_ENV === 'test' ? `.env.test` : '.env'
dotenv.config({ path: envFile })

const app = express()
app.use(express.json())
app.use(cors())
app.use(cookieParser())


// Socket
const http = require('http').createServer(app)
const io = require('socket.io')(http)

io.on('connection', socket => {
    SocketServer(socket)
})

// Create peer server
ExpressPeerServer(http, { path: '/' })



app.get("/findAllGroups", (req, res) => {

    Group.find({})
      .then(data => {
        res.send(data);
      })
      .catch(err => {
        res.status(500).send({
          message:
            err.message || "Some error occurred while retrieving groups."
        });
      });
  });


// Routes
app.use('/api', require('./routes/authRouter'))
app.use('/api', require('./routes/userRouter'))
app.use('/api', require('./routes/postRouter'))
app.use('/api', require('./routes/commentRouter'))
app.use('/api', require('./routes/notifyRouter'))
app.use('/api', require('./routes/messageRouter'))
app.use('/api', require('./routes/groupRouter'))


const URI = process.env.MONGODB_URL;
mongoose.connect(URI, {
    useCreateIndex: true,
    useFindAndModify: false,
    useNewUrlParser: true,
    useUnifiedTopology: true
}, err => {
    if(err) throw err;
    console.log('Connected to mongodb')
})

if(process.env.NODE_ENV === 'development' || process.env.NODE_ENV === 'production'){
    app.use(express.static('client/build'))
    app.get('*', (req, res) => {
        res.sendFile(path.join(__dirname, 'client', 'build', 'index.html'))
    })
}

const port = process.env.PORT || 5000
http.listen(port, () => {
    console.log('Server is running on port', port)
})

module.exports = http