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exchange-rate's Introduction

Exchange Rate

A service that gives the latest and historical exchange rate for the currency.

https://exchange-rate-client.herokuapp.com/

Solutions

Front-end

A React Web Application for searching the latest and historical exchange rate.

  • Search rate by base currency
  • Filter target currency
  • Search rate with historical date

https://exchange-rate-client.herokuapp.com/

Back-end

A Clustered Express APIs for fetching data from Open Exchange Rate API.

https://exchange-rate-server.herokuapp.com/

APIs

Currency

Get list of currencies.

GET /currency
Rate

Get latest rate

GET /rate/latest
Field Type Description
base string Base currency (default: USD)

Get historical rate

GET /rate/historical/:date
Field Type Description
date string Date of Rate (YYYY-MM-DD)
base string Base currency (default: USD)

Architecture

React Web Application on Heroku <---> Clustered Node.js API on Heroku <---> Open Exchange Rate API

Technical Used

Front-end
Framework Reason
react Famous framework to create interactive UIs with a large community
Back-end
Framework Reason
express Fast and Simple framework to build web
throng Clustered Node.js apps in Heroku
jest Latest JavaScript testing framework with a large community
supertest HTTP assertions made easy with jest

Testing

  • Use Jest and Supertest to describe the test and defined the expected result
  • Use Travis CI to trigger the test when post-received
  • Will run tests under /server/tests/ directory
cd server
npm test

TODO

  • Caching
  • Notification when data update

exchange-rate's People

Contributors

pqab avatar dependabot[bot] avatar

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