require "action_pack"
require "redcloth"
require "maruku"

require "guides/textile_transformer"
require "guides/markdown_extensions"
require "guides/generator"

module Guides
  class Error < StandardError
    def self.status_code(code = nil)
      define_method(:status_code) { code }
    end
  end

  class FormatError < Error; status_code(2) ; end

  class << self
    def root
      # TODO: Search for guides.yml
      File.expand_path(Dir.pwd)
    end

    def meta(reload = false)
      @meta = nil if reload

      @meta ||= begin
        if File.exist?("#{root}/guides.yml")
          YAML.load_file("#{root}/guides.yml")
          # TODO: Sanity check the output
        else
          raise "#{root}/guides.yml was not found"
        end
      end
    end

    def config(reload = false)
      meta(reload)['config'] || {}
    end
  end
end