thibaudgg/video_info

class VideoInfo
  module Providers
    module YoutubePlaylistScraper
      def date
        nil
      end

      def duration
        nil
      end

      def keywords
        nil
      end

      def author
        data.css(".channel-header-profile-image").attr("title")[0].value
      end

      def author_thumbnail
        data.css(".channel-header-profile-image").attr("src")[0].value
      end

      def author_url
        element = data.css(".channel-header-profile-image-container")
        "https://www.youtube.com" + element.attr("href")[0].value
      end

      def videos
        raise(NotImplementedError,
          "To access videos, you must provide an API key " \
          "to VideoInfo.provider_api_keys")
      end

      def view_count
        nil
      end

      def thumbnail_small
        thumbnail_medium.sub("mqdefault.jpg", "default.jpg")
      end

      def thumbnail_medium
        "https:" + data.css("div.pl-header-thumb img").attr("src")[0].value
      end

      def thumbnail_large
        thumbnail_medium.sub("mqdefault.jpg", "hqdefault.jpg")
      end

      private

      def available?
        !data.css("div#page").attr("class")[0].value.include?("oops-content")
      end
    end
  end
end