require 'bundler'
Bundler.require

# Don't reload this file for nanoc autocompile. Otherwise, nanoc will eventually
# throw an "ERROR SystemStackError: stack level too deep" exception.
unless defined? LOADED_DEFAULT_CONFIG

  LOADED_DEFAULT_CONFIG = true

  require 'compass'
  Compass.add_project_configuration File.expand_path('../../compass-config.rb', __FILE__)

  include Nanoc3::Helpers::Blogging
  include Nanoc3::Helpers::Tagging
  include Nanoc3::Helpers::HTMLEscape
  include Nanoc3::Helpers::Rendering
  include Nanoc3::Helpers::LinkTo

  # cachebuster
  require 'nanoc/cachebuster'
  include Nanoc::Helpers::CacheBusting

  # javascript concatenation
  require 'nanoc/filters/javascript_concatenator'

  def articles_by_year
    hash = Hash.new { |h, k| h[k] = [] }
    sorted_articles.inject(hash) do |output, article|
      year = attribute_to_time(article[:created_at]).year
      output[year] << article
      output
    end
  end

  module PostHelper
    def get_short_date(post)
      attribute_to_time(post[:created_at]).strftime('%d %b')
    end

    def get_pretty_date(post)
      attribute_to_time(post[:created_at]).strftime('%-d %B, %Y')
    end

    def get_tags(post)
      if post[:tags].nil? || post[:tags].empty?
        "(not tagged)"
      else
        post[:tags].compact.map { |tag| tag.downcase }.sort.join(", ")
      end
    end
  end

  include PostHelper
end