gistfile1.txt

  def search
    @products = Products.search params[:q]
    asins = @products.collect{ |e| e.asin }.to_a
    existing_products = Products.find(:all, :conditions => {:asin => asins})
    existing_asins = existing_products.collect{|e| e.asin}
    @products.delete_if { |e| existing_asins.include?(e.asin)}
    @products.insert(0, existing_products).flatten!
  end