Render titles for @aside tags.

require "jsduck/meta_tag"

require "jsduck/logger"

module JsDuck::Tag

  # Implementation of @aside tag.

    def initialize

      @name = "aside"

      @key = :aside

      @types = {

        "guide" => true,

        "video" => true,

        "example" => true,

      @allowed_types = {

        :guide => true,

        :video => true,

        :example => true,

      }

    end

    def to_value(asides)

      asides.map do |line|

        if line =~ /\A(\w+) +([^ ].*)\Z/

          if @types[$1]

            {:type => $1, :name => $2.strip}

          type = $1.to_sym

          name = $2.strip

          if @allowed_types[type]

            {:type => type, :name => name}

          else

            warn("Unknown @aside type: #{$1}")

            warn("Unknown @aside type: #{type}")

          end

        else

          warn("Bad syntax: @aside #{line}")

    end

    def warn(msg)

      Logger.instance.warn(nil, msg)

      JsDuck::Logger.instance.warn(nil, msg)

      nil

    end

    def to_html(asides)

      asides.map do |aside|

        asset = get_asset(aside[:type], aside[:name])

        if asset

          url = "#!/#{aside[:type]}/#{aside[:name]}"

        title = aside[:name]

        "<div>#{aside[:type]}: <a href='#{url}'>#{title}</a></div>"

          "<div class='aside'>#{aside[:type]}: <a href='#{url}'>#{asset["title"]}</a></div>"

        else

          warn("Unknown @aside name: #{aside[:type]} #{aside[:name]}")

        end

      end.compact

    end

    def get_asset(type, name)

      case type

        when :guide then @assets.guides[name]

        when :video then @assets.videos[name]

        when :example then @assets.examples[name]

        else nil

      end

    end

  end