require 'yaml'
require 'ablerc'

module Capistrano
  module Napkin
    module Configuration

      extend self

      CONFIG_FILE_NAME    = '.napkinrc'
      GLOBAL_CONFIG_FILE  = "#{Dir.home}/#{CONFIG_FILE_NAME}"
      PROJECT_CONFIG_FILE = "#{Dir.pwd}/#{CONFIG_FILE_NAME}" 

      attr_reader :_config
      @_ablerc

      def ablerc
        Ablerc
      end

      def load!(filename, options={})
        @_ablerc ||= Ablerc.load! Napkin.root
      end

      def method_missing(name, *args, &block)
        Ablerc.config.send(name.to_sym) || fail(NoMethodError, "unknown configuration root #{name}", caller)
      end

      def user_settings?
        File.exists? GLOBAL_CONFIG_FILE
      end

      def project_settings?
        File.exists? PROJECT_CONFIG_FILE
      end

    end
  end
end