grade-book/program.js

This is code for Add grade and average grade

var book = require("./lib/grades").book;
var express = require("express");
// for(var i =2;i<process.argv.length;i+=1){
	// book.addGrade(parseInt(process.argv[i]));
	
// }
// console.log(book.getAverage());

var app = express();

app.get("/",function(req,res){
	
	res.send("Hello World");
}
);

app.get("/grade",function(req,res){
	var grades = req.query.grades.split(",");
	for(var i =0;i< grades.length;i+=1){
		book.addGrade(parseInt(grades[i]));
	}
	var average = book.getAverage();
	var letter = book.getLetterGrade();
	res.send("Your Average is" + average + " grade " + letter);
}
);
app.listen(3000);
console.log("Server is ready!");