financial-calculation-app

Calculations

net present value
internal rate of return

Specification

attractive, simple and dynamic UI
REST API calls javascript library containing NPV calculation function
seneca micro service architecture

Installation Instructions

clone repo
open cmd and cd to the directory containing app
run "npm install" in cmd
run "node app.js" in cmd
open another command prompt run "node scripts/seneca.js"
open "http://localhost:3000/npv" in browser

Using REST API

NPV

POST
http://localhost:3000/npv
Body: {"discountRate": VALUE, "initialInvestment": VALUE, "years": VALUE, cashFlow}
E.g. {"discountRate": 10, "initialInvestment": 1000, "years": 4, [250, 500, 400, 600]}
Res = {"npv": 350.83}

IRR

POST
http://localhost:3000/irr
var cashFlow = [inital investment, cashFlowYear1, cashFlowYear2, cashFlowYear3, etc]
Body: {cashFlow}
E.g. {[1000, 250, 500, 400, 600]}
Res = {"irr": 23.53}