# Plugin to help with releases

require 'uri'

module Jekyll
  class ReleaseTag < Liquid::Tag
    def initialize(tag, text, context)
      super
      @year, vol, thumbnail = text.split('|').map(&:strip)
      @title = "Norsk Urskog Metal Sampler, Vol #{vol} #{@year}"
      @thumbnail = Assets::Liquid::Tag.new('img', "#{thumbnail} magick:resize:400x alt:\"#{@title} cover\"", context)
    end

    def render(context)
      # context.environments[0][:page]
      #
      # {“lang”=>”no”, “layout”=>”default”, “title”=>”Utgivelser”, “page-lang”=>false,
      # “content”=>”...”, “dir”=>”/utgivelser/”, “name”=>”utgivelser.md”, “path”=>”utgivelser.md”,
      # “url”=>”/utgivelser/”}
      #
      page = context.environments[0][:page]
      %Q{<div class="release-thumbnail">
           <a href="#{page['url']}#{@year}">#{@thumbnail.render(context)}<div class="release-thumbnail-title">#{@title}</div></a>
         </div>}
    end
  end
end

Liquid::Template.register_tag('release', Jekyll::ReleaseTag)