module Ddr::Auth
  module Roles
    extend ActiveSupport::Autoload

    autoload :Role
    autoload :RoleType
    autoload :RoleTypes

    include RoleTypes

    RESOURCE_SCOPE = "resource".freeze
    POLICY_SCOPE = "policy".freeze
    SCOPES = [ RESOURCE_SCOPE, POLICY_SCOPE ].freeze

    ORDERED_ROLE_TYPES = [
      CURATOR,
      EDITOR,
      METADATA_EDITOR,
      CONTRIBUTOR,
      DOWNLOADER,
      VIEWER,
      METADATA_VIEWER
    ]

    class << self
      def type_map
        @type_map ||= role_types.map { |role_type| [role_type.to_s, role_type] }.to_h
      end

      def role_types
        ORDERED_ROLE_TYPES
      end

      def titles
        @titles ||= role_types.map(&:title)
      end
    end

  end
end