Get Logo from a domain

logo_service.rb

class LogoService < BaseService
  EXTERNAL_URL = 'https://logo.clearbit.com'.freeze

  attr_reader :domain, :image_object

  def initialize(domain, image_object)
    @domain = domain
    @image_object = image_object
  end

  def call
    url = [EXTERNAL_URL, domain].join('/')
    file = download_remote_file(url)
    filename = [domain.split('.').first, 'png'].join('.')
    image_object.attach(io: file, filename:, content_type: 'image/png')
  end

  private

  def download_remote_file(url)
    response = Net::HTTP.get_response(URI.parse(url))
    StringIO.new(response.body)
  end
end

__END__

domain = "google.com"
# resource has logo as attachment
LogoService.call(domain, resource.logo)