app.js

var express = require('express');
var path = require('path');
var index = require('./site/index');
var hashnode = require('./site/hashnode');
var api = require('./api/index');
var bodyParser = require('body-parser');

var app = express();
app.set('trust proxy', 1); // trust first proxy
// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }));
app.use(express.static(path.join(__dirname, 'public')));

app.use('/', index);
app.use('/hashnode', hashnode);
app.use('/api', api);

// 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.json({status: "FAILURE", summary: err.message});
});

module.exports = app;