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 multiparty = require('connect-multiparty');
var bodyParser = require('body-parser');
var compression = require('compression');
var cors = require('cors');
var mongoose = require('mongoose');
var config = require('./config')

mongoose.connect(`mongodb:${config.mongodbUri}${config.mongodbName}`);

var apis = require('./routes/apis');
var login = require('./routes/web');
// var chat = require('./routes/chat');

var app = express();

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


// CORS headers
app.use(cors({
  origin: true,
  credentials: true,
}));

app.use(compression());
app.use(logger());
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(multiparty());
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));

app.use('/', login);
// app.use('/chat', chat);
app.use('/api', apis);

// 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.header('Access-Control-Allow-Origin', '*');
  res.header('Access-Control-Allow-Headers', 'Content-Type, Content-Length, Authorization, Accept, X-Requested-With , yourHeaderFeild');
  res.header('Access-Control-Allow-Methods', 'PUT, POST, GET, DELETE, OPTIONS');
  res.status(err.status || 500);
  res.render('error', {
    message: err.message,
    error: {}
  });
});


module.exports = app;