class Payment <  MyActiveResource

  schema do
    attribute 'customer_id', :integer
    attribute 'amount', :integer
    attribute 'created_at', :string
    attribute 'success', :boolean
  end

  def self.column_names
    content_columns
  end

  def self.content_columns
    if @content_columns.nil?
      @content_columns = Array.new
      known_attributes.each do |name|
        @content_columns << ResourceColumn.new(name)
      end
    end
    @content_columns
  end

  def self.columns
    content_columns
  end

  class ResourceColumn
    attr_reader :name

    def initialize(name)
      @name = name
    end

    def type
      :string
    end
  end

end