decorate associations with draper

chore.rb

class Chore < ActiveRecord::Base
	belongs_to :user
	has_many :taken_chore
	scope :available, -> { where(:available => true) }
	scope :ordered, -> { available.order(created_at: :desc) }
end

chore_decorator.rb

class ChoreDecorator < Draper::Decorator
  delegate_all
  decorates_association :taken_chores

  def name
  	object.user.name
  end

  def zip
  	object.user.zip
  end
  
end

page.html.haml

- @buyer_chores.each do |chore|
	%li
		= link_to chore.title, chore_path(chore)
		   
		%span= chore.description
		%ul
		  / this line raises undefined_method exception on 'taken_chores'
			- chore.taken_chores.each do |taken_chore|
				%li
					userid:
					= taken_chore.taker_id
					= link_to 'approve', :controller => :chores, :action => :complete, :id => chore.id

taken_chore.rb

class TakenChore < ActiveRecord::Base
	belongs_to :chore
end

taken_chore_decorator.rb

class TakenChoreDecorator < Draper::Decorator
  delegate_all
end

the_controller.rb

def page
	# chores belonging to user that they're paying for
	@buyer_chores = Chore.includes(:taken_chore)
		.joins('LEFT JOIN taken_chores ON taken_chores.chore_id = chores.id AND taken_chores.maker_approved is null AND taken_chores.taker_approved is not null')
		.where(:user_id => current_user.id, :direction => 'buyer')
		.order(:created_at)
		.decorate
	# chores belonging to user that they're being paid for
	@seller_chores = Chore.includes(:taken_chore)
		.joins('LEFT JOIN taken_chores ON taken_chores.chore_id = chores.id AND taken_chores.taker_approved is null AND taken_chores.maker_approved is not null')
		.where(:user_id => current_user.id, :direction => 'seller')
		.order(:created_at)
		.decorate
end