This application is built on the framework Ruby on Rails 6. The client part of the application is being assembled on webpack. Its working on React and Redux;

The application with a background script updates the data on the quotation of the currency and in real time displays the rate on the open pages of the application.

Root path is: / - this is the page with currency realtime monitor;

Also, the application provides the ability to set a fixed exchange rate for a certain time, during which the application will only show it.

Admin path is: /admin - this is the page with admin interface to force currency rate. You are can set fixed rate and this rate will shown on all opened pages;

• This app runned on Heroku: https://ancient-temple-64629.herokuapp.com/

• Ruby version

  2.7.0

• System dependencies

  • Foreman (gem install foreman)
  • PostgreSQL
  • redis

• Configuration

  copy file /config/.env.local.example to /config/.env.local

  set all secrets. Remember, if your password includes some unusual symbols like : - wrap password into single quotes.

• Database creation

bundle exec rails db:create

• Database initialization

bundle exec rails db:migrate

• How to run the test suite

bundle exec rake spec

• Services (job queues, cache servers, search engines, etc.)

  When Rails server are running, its periodically call market api and fetch currency rate. No any setups needed for that.

  To set forced currency rate from console, run:

  rake currency_monitoring:set_forced_currency_rate pair='USD/RUB' buy=77.99 sell=99.77 expired_at='2020-05-19 21:11:10'

  To renew currency rate from console, run:

  rake currency_monitoring:fetch_currency_rate