From 4cccf35183198d8d84d6004814b3ad46039a1694 Mon Sep 17 00:00:00 2001
From: Dave <david-rowe2@live.nmit.ac.nz>
Date: Fri, 3 Sep 2021 13:32:23 +1200
Subject: [PATCH] Commented Basic/app.js

---
 _express/_basic/app.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/_express/_basic/app.js b/_express/_basic/app.js
index 814d12e..8777a26 100644
--- a/_express/_basic/app.js
+++ b/_express/_basic/app.js
@@ -1,3 +1,4 @@
+//Global constant variables  
 const  express = require("express");
 const log = require("morgan");
 const http = require("http");
@@ -6,19 +7,24 @@ const app = express();
 
 app.use(log("short"));
 
+//Basic Middleware example using es6 function to detect an error message
+//If it is an even minute it will give you next function "Hello, World!"
 app.use((req, res, next)=> {
 	const minute = new Date().getMinutes();
 	if (minute % 2 === 0) {
 		next();
+//Else (if it is an odd number) it will display "Not authorized."
 	} else {
 		res.statusCode = 403;
 		res.end("Not authorized.");
 	}
 });
 
+//This is the next middleware that will provide a postive repsonse message
 app.use((req, res) => {
 	res.writeHead(200, { "Content-Type": "text/plain" });
 	res.end("Hello, World!");
 });
 
+//creates a server on port 3000
 http.createServer(app).listen(3000);