module Marksman
  class Presentation
    include Equality
    attr_accessor :filename, :metadata, :slides, :theme

    def initialize(options)
      @filename = options[:filename]
      @slides   = options[:slides] || []
      @metadata = defaults(filename).merge(options[:metadata] || {})
      @theme    = Theme.new @metadata[:theme]
    end

    def title
      @metadata[:title]
    end

    def defaults(filename)
      {
        filename: filename,
        title: filename,
        theme: 'plain'
      }
    end

  end
end