Express-backend-server NPM

Express Backend Server

Built-in Modules

Built-in Utility Modules

Getting Started

1. Install

With npm do:

npm install --save express-backend-server

2. Example Usage

Includes

CommonJS:

const { EBServer } = require('express-backend-server');

ES Modules:

import { EBServer } from 'express-backend-server';

Simple Server Configuration And Startup

const backendServer = new EBServer({
  clients: { // Optional.
    sentry: {  // Optional.
      // Set Sentry module options.
      dsn: 'set_sentry_dsn_url' // Your Sentry dsn url.
    }
  },
  httpServer: { // Required.
    port: 9000, // Required.
    host: 'localhost', // Optional.
    viewEngine: 'pug', // Optional. if you use, do not forget to install your view engine module.
    viewsFolderPath: 'view', // Optional.
    publicFolderPath: 'public', // Optional.
    bodyParser: { // Optional.
      // Set Body Parser module options.
      json: { // Optional.
        use: true
        // Set Body Parser Json options.
      },
      urlencoded: { // Optional.
        use: true,
        options: {  // Optional.
        // Set Body Parser Url Encoded options.
          extended: false
        }
      }
    },
    cors: { }, // Optional. Set Cors module options or use cors: true for default options.
    helmet: { }, // Optional. Set Helmet module options or use helmet: true for default options.
    compression: { }, // Optional. Set Compression module options or use compression: true for default options.
    cookieParser: { // Optional.
      use: true
      // Set Cookie Parser module options.
    },
    morgan: { // Optional
      // Set Morgan module options.
      format: 'dev'
    },
    importRoutesFunction: function(server) {
      const mainRouter = server.middlewares.router.createRouter();
      const wwwRouter = server.middlewares.router.createRouter();
      const apiRouter = server.middlewares.router.createRouter();
      wwwRouter
        .get('/', function(req, res) {
          res.send('Hello from WWW router. Path /')
        })
        .get('/test', function(req, res) {
          res.send('WWW route test result. Path /test')
        });

      apiRouter
        .get('/', function(req, res) {
          res.json({ message: 'Hello from API router.', path: 'api/'})
        })
        .get('/test', function(req, res) {
          res.json({ message: 'API route test result.', path: 'api/test'})
        });

      mainRouter
        .use('/', wwwRouter)
        .use('/api', apiRouter);

      return mainRouter
    }
  }
});

backendServer.on('httpServerListening', () => {
  console.log(`\nHTPP   Server is ready at http://localhost:9000`);
})
.on('httpServerClose', () => {
  console.log(`\nHTPP   Server closed.`);
})
.on('httpServerError', (err, eventId) => {
  console.log(`\nHTPP   Server Error (${eventId}) : ${err}`);
})
.start(() => {
  console.log(`\nHTTP Server is runing.`)
});

Navigate and see results:

http://localhost:9000/
- Result >>> Hello from WWW router. Path /
http://localhost:9000/test
- Result >>> WWW route test result. Path /test
http://localhost:9000/api
- Result >>> {"message":"Hello from API router.","path":"/api"}
http://localhost:9000/api/test
- Result >>> { "message": "API route test result.", path: "/api/test"}