require 'residence'
require 'falls_back_on'

class ResidenceRecord < ActiveRecord::Base
  include Sniff::Emitter
  include BrighterPlanet::Residence
  belongs_to :residence_class
  belongs_to :urbanity
  belongs_to :dishwasher_use
  belongs_to :air_conditioner_use
  belongs_to :clothes_machine_use
  belongs_to :zip_code
  
  falls_back_on :annual_fuel_oil_volume_estimate => 52.59.gallons.to(:litres), # https://brighterplanet.sifterapp.com/projects/30/issues/435
                :monthly_natural_gas_volume_estimate => (404.56508697 / 12).therms.to(:joules), # https://brighterplanet.sifterapp.com/projects/30/issues/435
                :annual_propane_volume_estimate => 48.41.gallons.to(:litres), # https://brighterplanet.sifterapp.com/projects/30/issues/435
                :annual_wood_volume_estimate => 0.18.cords.to(:joules), # https://brighterplanet.sifterapp.com/projects/30/issues/435
                :annual_kerosene_volume_estimate => 1.07.gallons.to(:litres), # https://brighterplanet.sifterapp.com/projects/30/issues/435
                :annual_coal_volume_estimate => (6.33 / 2000).tons.to(:kilograms), # https://brighterplanet.sifterapp.com/projects/30/issues/435
                :monthly_electricity_use_estimate => 10752.83 / 12, # kWh https://brighterplanet.sifterapp.com/projects/30/issues/435
                :residents => 2.57, # people https://brighterplanet.sifterapp.com/projects/30/issues/436
                :floorspace_estimate => 2308.61.square_feet.to(:square_metres), # https://brighterplanet.sifterapp.com/projects/30/issues/436
                :occupation => 0.937, # https://brighterplanet.sifterapp.com/projects/30/issues/434
                :green_electricity => 0.0 # crap placeholder for now

  def zip_code_name=(value)
    self.zip_code = ZipCode.find_by_name(value)
  end
  
  def zip_code_name
    zip_code ? zip_code.name : nil
  end
  
  def rooms
    return nil unless ROOMS.collect {|t| t.first}.all? { |r| send r.to_s.pluralize.to_sym }
    ROOMS.map do |room|
      room_name = room[0]
      room_options = room[1]
      send(room_name.to_s.pluralize.to_sym).to_i * room_options[:multiplier]
    end.sum
  end
  
  def rooms=(room_count)
    raise ArgumentError, "Can't set rooms directly" unless room_count.nil?
    update_attributes ROOMS.inject({}) { |memo, r| memo[r[0].to_s.pluralize.to_sym] = nil; memo }
  end
  
  ADJECTIVES = %w(
    alluring
    beautiful
    charming
    dignified
    elegant
    fair
    graceful
    handsome
    inimitable
    j
    k
    lovely
    magnificent
    n
    o
    pretty
    q
    resplendent
    splendid
    t
    unparalleled
    v
    well-appointed
    x
    y
    z
  )
  
  ROOMS = [
    [:bedroom,             { :max_count, 10, :multiplier, 1    }],
    [:living_room,         { :max_count, 5,  :multiplier, 1    }],
    [:dining_room,         { :max_count, 3,  :multiplier, 1    }],
    [:kitchen,             { :max_count, 3,  :multiplier, 1    }],
    [:full_bathroom,       { :max_count, 10, :multiplier, 0.5  }],
    [:half_bathroom,       { :max_count, 10, :multiplier, 0.25 }],
    [:heated_garage_berth, { :max_count, 5,  :multiplier, 1    }],
    [:other_room,          { :max_count, 10, :multiplier, 1    }]
  ]
end