module Codebreaker
  module Entities
    class Storage
      FILE_NAME = 'data.yml'.freeze

      def create
        File.new(FILE_NAME, 'w')
        File.write(FILE_NAME, [].to_yaml)
      end

      def load
        YAML.load(File.open(FILE_NAME), [Menu]) if file_exists?
      end

      def save(object)
        File.open(FILE_NAME, 'w') { |file| file.write(YAML.dump(object)) }
      end

      def save_game_results(object)
        create unless file_exists?
        save(load.push(object))
      end

      private

      def file_exists?
        File.exist?(FILE_NAME)
      end
    end
  end
end