class ActiveAdmin::HasManyBuilder

def has_many_actions(form_builder, contents)
  if form_builder.object.new_record?
    contents << template.content_tag(:li) do
      remove_text = remove_record.is_a?(String) ? remove_record : I18n.t("active_admin.has_many_remove")
      template.link_to remove_text, "#", class: "button has_many_remove"
    end
  elsif allow_destroy?(form_builder.object)
    form_builder.input(
      :_destroy, as: :boolean,
                 wrapper_html: { class: "has_many_delete" },
                 label: I18n.t("active_admin.has_many_delete"))
  end
  if sortable_column
    form_builder.input sortable_column, as: :hidden
    contents << template.content_tag(:li, class: "handle") do
      I18n.t("active_admin.move")
    end
  end
  contents
end