module Jets::Router::Util

def get_controller_action(options)
  if options.key?(:controller) && options.key?(:action)
    [options[:controller], options[:action]]
  elsif options.key?(:controller) && options.key?(:to)
    action = options[:to].split('#').last
    [options[:controller], action]
  elsif options.key?(:on)
    handle_on!(options)
  else
    options[:to].split('#') # controller, action
  end
end

def handle_on!(options)
  controller = @scope.options[:prefix].to_s
  to = "#{controller}##{options[:path]}"
  options[:to] = to
  as = @options[:on] == :member ? controller.singularize : controller
  as = "#{@options[:path]}_#{as}"
  options[:as] = as
  to.split('#')
end

def join(*items)
  list = items.compact.join('_')
  underscore(list)
end

def underscore(str)
  return unless str
  str.to_s.gsub(/[^a-zA-Z0-9]/,'_')
end