demarches-normaliennes/app/models/champs/yes_no_champ.rb

class Champs::YesNoChamp < Champs::CheckboxChamp
  def search_terms
    if value == 'true'
      [ libelle ]
    end
  end

  private

  def value_for_export
    value == 'true' ? 'oui' : 'non'
  end
end