module AbsoluteRenamer
  class InteractiveParser < AbsoluteRenamer::IParser
    def self.add_options(parser, options)
      parser.on('-i', 'Prompt before each renamming') do
        options[:interactive] = :always
      end

      parser.on('-I', 'Prompt once before batch renamming') do
        options[:interactive] = :once
      end

      parser.on('--interactive [WHEN]', [:always, :never, :once],
                'Prompt according to WHEN: never, once (-I), or always (-i).',
                'Without WHEN, prompt always') do |w|
        w = :always if w.nil?
        options[:interactive] = w
      end
    end
  end
end