Created
August 20, 2019 04:45
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'use strict'; | |
let helmet = require('helmet'); | |
let cors = require('cors'); | |
let createError = require('http-errors'); | |
let logger = require('morgan'); | |
let express = require('express'); | |
// Environment Config | |
require('dotenv').config(); | |
// Environment Variables | |
let node_env = process.env.NODE_ENV; | |
let port = process.env.PORT || 3000; | |
let logger_format = node_env === 'dev' ? 'dev' : 'common'; | |
// Application Config | |
let app = express(); | |
app.set('port', port); | |
app.set('env', node_env); | |
// Routes Imports | |
// Middleware Config | |
app.use(logger(logger_format)); | |
app.use(helmet()); | |
app.use(cors()); | |
app.use(express.json()); | |
app.use(express.urlencoded({extended: false})); | |
// Routing Config | |
// Catch 404 and forward to error handler | |
app.use((_req, _res, next) => { | |
next(new createError.NotFound()); | |
}); | |
// 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') === 'dev' ? err : {}; | |
// render the error page | |
res.status(err.status || 500); | |
res.json(err); | |
}); | |
app.listen(port, () => { | |
console.log(`===> Server is listening to port ${port} <===`); | |
}); | |
module.exports = app; |
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