module BazaModels::Helpers::RansackerHelper
  def bm_sort_link(ransacker, attribute)
    require "html_gen"

    label = ransacker.klass.human_attribute_name(attribute)

    new_params = params.clone
    new_params[:q] ||= {}

    sort_asc = "#{attribute} asc"

    if new_params[:q][:s] == sort_asc
      new_params[:q][:s] = "#{attribute} desc"
    else
      new_params[:q][:s] = sort_asc
    end

    href = url_for(new_params)

    element = HtmlGen::Element.new(:a, str: label, attr: {href: href})
    element.html
  end
end