module NavigationHelpers
  # Maps a name to a path. Used by the
  #
  #   When /^I go to (.+)$/ do |page_name|
  #
  # step definition in web_steps.rb
  #
  def path_to(page_name, params={})
    case page_name

    when /^home\s?$/
      p = '/'
    when /new server/i
      p = new_bigbluebutton_server_path
    when /servers index/i, /create server/i
      p = bigbluebutton_servers_path
    when /show server/i
      p = bigbluebutton_server_path(@server)
    when /edit server/i
      p = edit_bigbluebutton_server_path(@server)
    when /update server/i
      p = bigbluebutton_server_path(@server)
    when /server activity monitor/i
      p = activity_bigbluebutton_server_path(@server)
    when /server rooms/i
      p = rooms_bigbluebutton_server_path(@server)
    when /new room/i
      p = new_bigbluebutton_room_path
    when /rooms index/i, /create room/i
      p = bigbluebutton_rooms_path
    when /join external room/i
      p = external_bigbluebutton_rooms_path
    when /show room/i
      p = bigbluebutton_room_path(@room)
    when /edit room/i
      p = edit_bigbluebutton_room_path(@room)
    when /update room/i
      p = bigbluebutton_room_path(@room)
    when /join room/i
      p = join_bigbluebutton_room_path(@room)
    when /invite room$/i
      p = invite_bigbluebutton_room_path(@room)
    when /invite room with mobile$/i
      p = invite_bigbluebutton_room_path(@room)
      params = {} if params.nil?
      params[:mobile] = true
    when /mobile join/i
      p = join_mobile_bigbluebutton_room_path(@room)

    else
      begin
        page_name =~ /^the (.*) page$/
        path_components = $1.split(/\s+/)
        self.send(path_components.push('path').join('_').to_sym)
      rescue NoMethodError, ArgumentError
        raise "Can't find mapping from \"#{page_name}\" to a path.\n" +
          "Now, go and add a mapping in #{__FILE__}"
      end
    end

    unless params.nil? or params.empty?
      params = "?" + params.map{ |k,v| "#{k}=#{CGI::escape(v.to_s)}" }.join("&")
      p += params
    end
    p
  end
end

World(NavigationHelpers)