gistfile1.txt

class Deal < ActiveRecord::Base
  attr_accessible :dealer_location, :model_year, :manufacturer, 
                  :model, :vehicle_trim, :vehicle_type, :expires_on, 
                  :monthly_fee, :due_at_signing, :release_year, 
                  :term_length, :total_miles_per_year, :total_miles,
                  :image, :image_remote_url

  has_attached_file :image, 
    :styles => { :medium => "300x300>", :thumb => "100x100>" }, 
    :default_url => "/images/:style/missing.png"
    
  extend FriendlyId
  friendly_id :slug_candidates, use: :slugged

  scope :available, where('expires_on >= ?', Time.now).order('expires_on ASC')
 
  def self.import(file)      
    CSV.foreach(file.path, headers: true) do |row|      
      Deal.delay.create! row.to_hash
    end
  end

  def image_remote_url=(url_value)
    self.image = URI.parse(url_value)
    @image_remote_url = url_value
  end

  def slug_candidates
    [[self.model_year, self.manufacturer, self.model, self.vehicle_trim]]
  end
end