class EppSession < ActiveRecord::Base
  before_save :marshal_data!

  def data
    @data ||= self.class.unmarshal(read_attribute(:data)) || {}
  end

  def [](key)
    data[key.to_sym]
  end

  def []=(key, value)
    data[key.to_sym] = value
    save!
  end

  def marshal_data!
    self.data = self.class.marshal(data)
  end

  class << self
     def marshal(data)
        ::Base64.encode64(Marshal.dump(data)) if data
      end

      def unmarshal(data)
        return data unless data.is_a? String
        Marshal.load(::Base64.decode64(data)) if data
      end
  end
end