app.js

const createError = require( 'http-errors' );
const express = require( 'express' );
const path = require( 'path' );
const cookieParser = require( 'cookie-parser' );
const bodyParser = require( 'body-parser' );
const logger = require( 'morgan' );

const indexRouter = require( './routes/index' );
const apiRouter = require( './routes/v1/api' );


const app = express();

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

app.use( logger( 'dev' ) );
app.use( express.json() );
app.use( express.urlencoded( {
	extended: false
} ) );

app.use( cookieParser() );
app.use( express.static( path.join( __dirname, 'public' ) ) );

// Middleware to enable CORS
app.use( function( req, res, next ) {
	res.header( 'Access-Control-Allow-Origin', 'http://localhost:8080' );
	res.header( 'Access-Control-Allow-Credentials', true );
	res.header( 'Access-Control-Allow-Headers',
		'Origin, X-Requested-With, Content-Type, Accept, Location, Set-Cookie' );
	next();
} );


app.use( '/', indexRouter );
app.use( '/api/v1/', apiRouter );

//catch 404 and forward to error handler
app.use( function( req, res, next ) {
	next( createError( 404 ) );
} );

// 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' );
} );

module.exports = app;