SolidScribe/server/index.js

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//Allow user of @ in in require calls. Config in package.json
require('module-alias/register')
let Auth = require('@helpers/Auth')
const express = require('express')
const app = express()
const port = 3000
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var http = require('http').createServer(app);
var io = require('socket.io')(http, {
path:'/socket'
});
// Make io accessible to our router
app.use(function(req,res,next){
req.io = io;
next();
});
io.on('connection', function(socket){
// console.log('New user ', socket.id)
socket.on('join_room', roomId => {
// console.log('Join room ', roomId)
socket.join(roomId)
const usersInRoom = io.sockets.adapter.rooms[roomId]
if(usersInRoom){
// console.log('Users in room', usersInRoom.length)
io.to(roomId).emit('update_user_count', usersInRoom.length)
}
})
socket.on('leave_room', roomId => {
socket.leave(roomId)
// console.log('User Left room')
const usersInRoom = io.sockets.adapter.rooms[roomId]
if(usersInRoom){
// console.log('Users in room', usersInRoom.length)
io.to(roomId).emit('update_user_count', usersInRoom.length)
}
})
socket.on('note_diff', data => {
//Each user joins a room when they open the app.
io.in(data.id).clients((error, clients) => {
if (error) throw error;
//Go through each client in note room and send them the diff
clients.forEach(socketId => {
if(socketId != socket.id){
io.to(socketId).emit('incoming_diff', data.diff)
}
})
});
})
socket.on('disconnect', function(){
// console.log('user disconnected');
});
});
http.listen(3001, function(){
console.log('socket.io liseting on port 3001');
});
//Enable json body parsing in requests. Allows me to post data in ajax calls
app.use(express.json({limit: '2mb'}))
//Prefix defied by route in nginx config
const prefix = '/api'
//App Auth, all requests will come in with a token, decode the token and set global var
app.use(function(req, res, next){
//auth token set by axios in headers
let token = req.headers.authorizationtoken
if(token && token != null && typeof token === 'string'){
Auth.decodeToken(token)
.then(userData => {
req.headers.userId = userData.id //Update headers for the rest of the application
next()
}).catch(error => {
res.statusMessage = error //Throw 400 error if token is bad
res.status(400).end()
})
} else {
next() //No token. Move along.
}
})
//Test
app.get(prefix, (req, res) => res.send('The api is running'))
//Serve up uploaded files
app.use(prefix+'/static', express.static( __dirname+'/../staticFiles' ))
//Public routes
var public = require('@routes/publicController')
app.use(prefix+'/public', public)
//user endpoint
var user = require('@routes/userController')
app.use(prefix+'/user', user)
//notes endpoint
var notes = require('@routes/noteController')
app.use(prefix+'/note', notes)
//tags endpoint
var tags = require('@routes/tagController')
app.use(prefix+'/tag', tags)
//notes endpoint
var attachment = require('@routes/attachmentController')
app.use(prefix+'/attachment', attachment)
//quick notes endpoint
var quickNote = require('@routes/quicknoteController')
app.use(prefix+'/quick-note', quickNote)
//Output running status
app.listen(port, () => console.log(`Listening on port ${port}!`))