app.js

'use strict'
var express = require('express');
var socket_io = require( "socket.io" );
var path = require('path');
var http = require('http');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');

var mongoose = require('mongoose');
var Influx = require('influx')

var routes = require('./routes/index');
var users = require('./routes/users');
var trip = require('./routes/trip');
var car = require('./routes/car');

var app = express();

var io           = socket_io();
app.io           = io;

io.on('connection', function(socket){
  console.log('a user connected');
  socket.on('disconnect', function(){
    console.log('user disconnected');
  });
  socket.on('chat message', function(msg){
    console.log('message: ' + msg);
  });
  socket.on('chat message', function(msg){
    io.emit('chat message', msg);
  });
});


//activating database
//influx
var influx = new Influx.InfluxDB('http://localhost:8086/express_response_db');


//mongodb
var DBconfig = require('./config/db')
console.log(DBconfig.url);
mongoose.Promise = global.Promise;
mongoose.connect(DBconfig.url);

var db = mongoose.connection;

db.on('error',console.error.bind(console, 'connection error:'));
db.once('open', function(){
  console.log('connected to db server successfully');
});
//end


// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');

// uncomment after placing your favicon in /public
//app.use(favicon(path.join(__dirname, 'public', 'favicon.ico')));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
app.use('/bower_components', express.static(path.join(__dirname, 'bower_components')))

app.use('/', routes);
app.use('/user', users);
app.use('/car', car);
app.use('/trip', trip);


// catch 404 and forward to error handler
app.use(function(req, res, next) {
  var err = new Error('Not Found');
  err.status = 404;
  next(err);
});

// error handlers

// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
  app.use(function(err, req, res, next) {
    res.status(err.status || 500);
    res.render('error', {
      message: err.message,
      error: err
    });
  });
}

// production error handler
// no stacktraces leaked to user
app.use(function(err, req, res, next) {
  res.status(err.status || 500);
  res.render('error', {
    message: err.message,
    error: {}
  });
});


module.exports = app;