module Auth
  @providers = {}

  def self.providers
    @providers[I18n.locale] ||= {
      I18n.t("auth.providers.none") => "",
      I18n.t("auth.providers.openid") => "openid"
    }.tap do |providers|
      providers[I18n.t("auth.providers.google")] = "google" if Settings.key?(:google_auth_id)
      providers[I18n.t("auth.providers.facebook")] = "facebook" if Settings.key?(:facebook_auth_id)
      providers[I18n.t("auth.providers.microsoft")] = "microsoft" if Settings.key?(:microsoft_auth_id)
      providers[I18n.t("auth.providers.github")] = "github" if Settings.key?(:github_auth_id)
      providers[I18n.t("auth.providers.wikipedia")] = "wikipedia" if Settings.key?(:wikipedia_auth_id)
    end.freeze
  end
end