BE #1: Bootstrap the project using express.

Create Config folder where all configs are declare.
Use consola to log in the console.
Use mongoose  to connect with the mongoDB.

.gitignore

@@ -55,4 +55,5 @@ cache_temp/*
 static_temp/*
 .vscode
 notice-config.js
-package-lock.json
+package-lock.json
+.env

app.js

@@ -1,12 +1,62 @@
 const express = require('express');
 const logger = require('morgan');
+const fs = require('fs')
+const { connect } = require('mongoose')
+const {success, error, info, log} = require('consola');
 
+//Bring the app constants
+const {DB, PORT} = require('./config/application');
+
+//Initialize the application
 const app = express();
 
+let retryAttemptCount = 5;
+const startApp = async function(){
+    try{
+        //DB connection
+        info({
+            message:'Trying to connect to the Database....',
+            badge:true
+        })
+
+        await connect(DB, {
+            useUnifiedTopology: true, 
+            useNewUrlParser: true, 
+            useFindAndModify: true
+        })
+
+        info({
+            message:`Successfully conneted to the Database \n${DB}`,
+            badge: true
+        });
+
+        //Start to listen the port
+        app.listen(PORT, () => {
+            log({
+                message:`Server started and listening on PORT: ${PORT}`,
+                badge:true
+            })
+        });
+
+    }catch(err){
+        error({
+            message:`Unable to connect to Database /n${DB}\n${err}`
+        });
+
+        while(retryAttemptCount > 0){
+            --retryAttemptCount;
+            startApp();
+        }
+
+    }
+
+}
+
+startApp()
+
+
 app.get('/', (req, res) => {
     res.send('Hello CMS!')
 });
 
-app.listen(3000, () => {
-    console.log('Server started and listening on PORT: 3000');
-});
+

config/application.js

@@ -0,0 +1,6 @@
+require('dotenv').config();
+
+module.exports = {
+    DB: process.env.APP_DB,
+    PORT: process.env.PORT || 3000
+}

package.json

@@ -4,7 +4,7 @@
   "description": "Simple CMS backend",
   "main": "app.js",
   "scripts": {
-    "start": "node app.js",
+    "start": "nodemon app.js",
     "test": "mocha"
   },
   "author": "Satyajit Dey<satyajit@cefalo.com>",
@@ -28,7 +28,10 @@
   ],
   "license": "ISC",
   "dependencies": {
+    "consola": "2.12.1",
+    "dotenv": "^8.2.0",
     "express": "4.17.1",
+    "mongoose": "5.9.13",
     "morgan": "1.10.0",
     "passport": "0.4.1"
   },