You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: documents_controller.rb
    path of file: ./repos/consuldemocracy/app/controllers/admin/poll/questions/answers
    
    the code of the file until where you have to start completion: class Admin::Poll::Questions::Answers::DocumentsController < Admin::Poll::BaseController
  include DocumentA
    
  def create
    @answer.attributes = documents_params
    authorize! :update, @answer

    if @answer.save
      redirect_to admin_answer_documents_path(@answer),
                  notice: t("admin.documents.create.success_notice")
    else
      render :index
    end
  end