Implementation for the API available in this site: https://exchangeratesapi.io/
This uses Tesla library to make easier the access to the endpoint and Nebulex for the cache and avoid to perform so many queries to the service.
If available in Hex, the package can be installed
by adding exchange_rates_api
to your list of dependencies in mix.exs
:
def deps do
[
{:exchange_rates_api, "~> 0.1.0"}
]
end
Documentation can be generated with ExDoc and published on HexDocs. Once published, the docs can be found at https://hexdocs.pm/exchange_rates_api.
ExchangeRatesApi.convert_call "USD", "EUR"
# 0.876545
Enjoy!