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server.js
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server.js
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var express = require("express");
var bodyParser = require("body-parser");
//var mongo = require("mongodb");
var mongo = require("mongoose");
var Schema = mongo.schema;
//var ObjectID = mongo.ObjectID;
var socketio = require('socket.io');
//var http = require('http');
var USER_COLLECTION = "users";
var ROOM_COLLECTION = "rooms";
var DISCONNECTION_TIMER = 15000;
var app = express();
app.use(bodyParser.json());
// Create link to Angular build directory
var distDir = __dirname + "/dist/";
app.use(express.static(distDir));
var HashMap = require('hashmap');
var userSocketMap = new HashMap();
var users = require('./routes/user');
var rooms = require('./routes/room');
app.use('/api/users', users);
app.use('/api/rooms', rooms);
var request = require('request');
var User = require('./models/user');
// Create a database variable outside of the database connection callback to reuse the connection pool in your app.
var db;
var server;
var io;
// test game
var Player = require('./express-games/pong/player');
/*
var player = new Player(0,0,1,1);
player.printPosition();
player.setPosition(20,1);
player.printPosition();
*/
var GameManager = require('./express-games/gameManager');
var gameManager = new GameManager();
var PongGame = require('./express-games/pong/pongGame');
/*
var pongGame = new PongGame();
gameManager.addGameRoom('1', pongGame);
var game = gameManager.getGame('1');
//console.log(pongGame.states);
//setTimeout(() => { gameManager.deleteGame('1')}, 5000);
*/
// socket manager class
var SocketManager = require('./socket-manager');
// Connect to the database before starting the application server.
mongo.connect('mongodb://public_user:[email protected]:11882/heroku_s1wj5n8w', { useMongoClient: true } , function (err, database) {
if (err) {
console.log(err);
process.exit(1);
}
// Save database object from the callback for reuse.
db = database;
console.log("Database connection ready");
// Initialize the app.
server = app.listen(process.env.PORT || 8080, function () {
var port = server.address().port;
console.log("App now running on " + process.env.IP +":"+ process.env.PORT);
});
// setup socket.io
io = socketio.listen(server);
var socketManager = new SocketManager(io);
io.on('connection', function(socket){
// reobtain user-login from client if it exists
socket.emit('get-login-data', 'login-data');
// send an event for client to send a username
// if applicable (only in games)
socket.emit('get-client-data', 'game-data');
socket.on('user-login', (username)=>{
setUserStatus(username, "Online");
var oldSocket = socketManager.getUser(username);
// if it has a running disconnect timer, remove it
if(oldSocket){
if(oldSocket.disconnectionTimer){
clearTimeout(oldSocket.disconnectionTimer);
console.log('cleared timeout!');
}
if(oldSocket.id !== socket.id){
oldSocket.emit('kick', 'another login, remove from server');
socketManager.removeSocket(username);
}
else{
return;
}
}
socket.username = username;
socketManager.addSocket(username, socket);
io.emit('info', socket.username + " connected.");
console.log('user: '+username+' conneted!');
});
socket.on('disconnect', () => {
console.log('starting timeout');
// Start a timer function
// that does an 'official' disconnection
// or the assumption that a user has left
// after a certain period of time
socket.disconnectionTimer = setTimeout(()=> {
if(socket.username){
console.log(socket.username, 'disconnected');
// userSockets.removeSocket(socket.username);
io.emit('info', socket.username + " disconnected");
// Method 1
// make server call to logout user
/*
request.post('http://slots-party-rteas-1.c9users.io:8080/api/users/logout',
{ json:
{ username: socket.username }
},
function(err, res, body){
if(err) console.log("error: "+'api/users/logout');
});
*/
// Method 2, change the user status directly in the db
if(socket.username){
setUserStatus(socket.username, "Offline");
}
}
},
DISCONNECTION_TIMER
);
});
});
// Test namespace
var testNamespace = io.of('/testnamespace');
testNamespace.on('connection', function(socket){
console.log('joined testnamespace!');
socket.on('join room', (roomname) => {
console.log('joining room...',roomname);
socket.join(roomname);
console.log('User has joined room: ' + roomname);
socket.in(roomname).emit(roomname, 'Room message here!');
});
});
});
app.get('/jquery/jquery.js', function(req, res) {
res.sendfile(__dirname + '/node_modules/jquery/dist/jquery.min.js');
});
var setUserStatus = (username, status) => {
User.findOne({'username': username}, function(err, user){
if(err) { return; }
if(!user){
return;
}
user.status = status;
user.save((err) => {
if(err) { console.log(err); return; }
console.log(user.status);
return;
});
});
}