lookup_example.ex

defmodule LookupExample do

  def lookup(ip) do
    ip
    |> Geolix.lookup
    |> parse_lookup
  end

  def parse_lookup(%{city: %{name: city_name}, country: %{iso_code: iso_code}, postal: %{code: postal_code}}) do
    {city_name, iso_code, postal_code}
  end
  def parse_lookup(%{enterprise: data}) do
    parse_lookup(data)
  end
  def parse_lookup(_)
    {"_MM_LOOKUP_FAILED_","_MM_LOOKUP_FAILED_","_MM_LOOKUP_FAILED_"}
  end
end