# frozen_string_literal: true

require 'oj'

module EodFacade
  class Options < ::EodFacade::Base
    class << self
      def call(symbol)
        underlying = EodServices::Contract.underlying_symbol(symbol)
        expiry = EodServices::Contract.contract_expiry(symbol)

        unless expiry
          raise ArgumentError, "Invalid expiration date for option #{symbol}"
        end

        make_request(url_path(underlying), params(expiry))
      end

      private

      def params(expiry)
        {
          from: expiry.to_s,
          to: expiry.to_s
        }
      end

      def url_path(underlying)
        "/options/#{underlying}"
      end
    end
  end
end