adding .env

Author: ProgrammingWithGaurav

.env

@@ -0,0 +1 @@
+DATABASE_URL=mongodb://localhost

.gitignore

@@ -1,2 +1,3 @@
 node_modules 
-.vscode
+.vscode
+.env

README.md

@@ -36,6 +36,7 @@ To install project run the command in the terminal
 
 ## Features
 
+- upload file
 - Code copy to clipboard button
 - see others codeboxes
 

app.js

@@ -1,10 +1,15 @@
+if (process.env.NODE_ENV !== 'production') {
+    require('dotenv').config()
+}
+
 const express = require('express')
 const mongoose = require('mongoose')
 const Code = require('./models/code.js')
 const app = express()
 
 // connect to the mongo database
-mongoose.connect('mongodb://localhost/')
+mongoose.connect(process.env.DATABASE_URL,
+    { useNewUrlParser: true })
 
 // middlewares
 app.use(express.urlencoded({ extended: true }))
@@ -69,7 +74,7 @@ app.get('/about', (req, res)=>{
     res.render('about', { title: 'About' })
 })
 
-app.listen(3000)
+app.listen(process.env.PORT || 3000)
 
 app.use((req, res)=>{
     res.render("404", { title: '404 Page not found'})

package-lock.json

@@ -10,6 +10,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
+    "dotenv": "^10.0.0",
     "ejs": "^3.1.6",
     "express": "^4.17.1",
     "mongoose": "^6.0.8",