Contents

require 'earth/model'

require 'earth/automobile/automobile_activity_year_type_fuel'

class AutomobileTypeFuel < ActiveRecord::Base
  extend Earth::Model

  TABLE_STRUCTURE = <<-EOS

CREATE TABLE automobile_type_fuels
  (
     name                      CHARACTER VARYING(255) NOT NULL PRIMARY KEY,
     type_name                 CHARACTER VARYING(255),
     fuel_family               CHARACTER VARYING(255),
     annual_distance           FLOAT,
     annual_distance_units     CHARACTER VARYING(255),
     fuel_consumption          FLOAT,
     fuel_consumption_units    CHARACTER VARYING(255),
     ch4_emission_factor       FLOAT,
     ch4_emission_factor_units CHARACTER VARYING(255),
     n2o_emission_factor       FLOAT,
     n2o_emission_factor_units CHARACTER VARYING(255),
     vehicles                  FLOAT
  );

EOS

  self.primary_key = "name"
  
  # for calculating vehicles
  def latest_activity_year_type_fuel
    AutomobileActivityYearTypeFuel.latest.where(:type_name => type_name, :fuel_family => fuel_family).first
  end
  
  warn_unless_size 4
end

Version data entries

7 entries across 7 versions & 1 rubygems

Version	Path
earth-1.2.1	lib/earth/automobile/automobile_type_fuel.rb
earth-1.1.2	lib/earth/automobile/automobile_type_fuel.rb
earth-1.1.1	lib/earth/automobile/automobile_type_fuel.rb
earth-1.1.0	lib/earth/automobile/automobile_type_fuel.rb
earth-1.0.3	lib/earth/automobile/automobile_type_fuel.rb
earth-1.0.2	lib/earth/automobile/automobile_type_fuel.rb
earth-1.0.1	lib/earth/automobile/automobile_type_fuel.rb