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}