# frozen_string_literal: true

require 'creditsafe/client'
require 'creditsafe/errors'
require 'creditsafe/version'

module Creditsafe
  class Authenticate
    def call(username, password)
      response = post('authenticate', username:, password:)

      if response.success?
        response.body[:token]
      elsif response.status == 401
        raise UnauthorizedError, response.body
      else
        raise GenericError, response.body
      end
    end

    private

    def post(path, params = {})
      connection.post(path, MultiJson.dump(params))
    end

    def connection
      api_url = Client.new.api_url

      @connection ||= Faraday.new(url: api_url) do |conn|
        conn.headers.merge!(
          content_type: 'application/json',
          user_agent: "finpoint/#{Creditsafe::VERSION}"
        )
        conn.response :json, parser_options: { symbolize_names: true }
        conn.response :logger if Creditsafe.configuration.debug
        conn.adapter Faraday.default_adapter
      end
    end
  end
end