require 'yaml'

class CreativeCommons
  attr_accessor :code, :name, :url
  # The YAML data
  CCDATA ||= YAML.load_file(Rails.root.join('config/creative_commons.yml'))
  # An array of codes and names for each CC license, for use in form_options
  NAME_AND_CODE ||= CCDATA.map { |license, data| [data['name'], license] }

  def initialize(license)
    @code = CCDATA[license]['code']
    @name = CCDATA[license]['name']
    @url  = CCDATA[license]['url']
  end

  def self.all
    CCDATA.map { |license, _| new(license) }
  end

  def self.form_options
    NAME_AND_CODE
  end
end