Ruby version

3.1.2

Database creation

First install PostgreSQL to your machine run rails db:create to create db, followed by rails db:migrate to migrate all tables

How to run the test suite

bundle exec rspec to run all tests

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

CurrencyConverter For converting input amount to output currency value

TokenDecoder For decoding JWT

TokenGenerator For generating JWT

Endpoints

Transactions:

POST: /transactions

For creating new transactions

Body:

{
	"transaction" : {
		"input_amount": 120000,
		"input_currency": "NGN",
		"output_currency": "USD"
	}
}

output_amount is optional. If given the action will skip calling the external currency converter API and simply record give value to the database.

Header:

{ "Authorization" => "Bearer #JWTtoken" }

GET: /transactions/

list all transactions in the system

GET: /transactions/:id

get the specific transaction by ID

Users:

POST: /users

Register a new user

Body:

{
	"user": {
		"email": "[email protected]",
		"password": "123456",
    "first_name": "Austine",
    "last_name": "Amah"
	}
}

first_name and last_name are optional

POST: /user_token

Login user

Body:

{
	"auth": {
		"email": "[email protected]",
		"password": "123456"
	}
}