module RailsConnector

  # Adds support for string columns which contain ISO dates
  module DateAttribute
    module ClassMethods
      def date_attribute(*names)
        names.each do |name|
          module_eval %Q!
            def #{name}
              DateAttribute.parse(#{name}_before_type_cast) unless #{name}_before_type_cast.nil?
            end
          !
        end
      end
    end

    def self.included(base)
      base.extend(ClassMethods)
    end

    def self.parse(iso_date_time)
      Time.from_iso(iso_date_time).in_time_zone
    rescue ArgumentError
      raise "The value is not a valid ISO date time: #{iso_date_time.inspect}"
    end
  end

end