app.js

var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');

var mongo = require('mongodb');
var monk = require('monk');
var db = monk('localhost:27017/db1');

var app = express();
app.locals.env = process.env.NODE_ENV || 'dev';
var webpack = require('webpack'),
    webpackDevMiddleware = require('webpack-dev-middleware'),
    webpackHotMiddleware = require('webpack-hot-middleware'),
    webpackDevConfig = require('./webpack.dev.config.js');
var compiler = webpack(webpackDevConfig);

// webpack config
app.use(webpackDevMiddleware(compiler, {

    // public path should be the same with webpack config
    publicPath: webpackDevConfig.output.publicPath,
    noInfo: true,
    stats: {
        colors: true
    }
}));

app.use(webpackHotMiddleware(compiler));


var index = require('./server/routes/index');
var apis = require('./server/routes/apis');
var success = require('./server/routes/success');


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

app.use(function(req,res,next){
    req.db = db;
    next();
});

app.use('/', index);
// app.use('/users', users);
app.use('/api', apis);
app.use('/success', success);

// 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 handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

var http = require('http');
var reload = require('reload');
var server = http.createServer(app);
    reload(server, app);
module.exports = app;