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 swaggerUi = require('swagger-ui-express');
var swaggerJSDoc = require('swagger-jsdoc');

var routes = require('./routes/index');
var users = require('./routes/users');
var parking = require('./routes/parking');
var app = express();

// 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')));

var options = {
  swaggerDefinition: {
    info: {
      title: 'Smart city Hub', // Title (required)
      version: '1.0.0', // Version (required)
    },
  },
  apis: ['./routes/*'], // Path to the API docs
};
var swaggerSpec = swaggerJSDoc(options);

app.use('/', routes);
app.use('/users', users);
app.use('/parking', parking);

app.get('/api-docs.json', function(req, res) {
  res.setHeader('Content-Type', 'application/json');
  res.send(swaggerSpec);
});
app.use('/api-docs', swaggerUi.serve, swaggerUi.setup(swaggerSpec));

// 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;