SearchFacet = Struct.new("SearchFacet", :term, :count) do def term_with_count "#{term} (#{count})" end end class SearchController < ApplicationController def index @search_definition = PaperSearch.new(search_params) @search_definition.sort_by ||= "date" execute_search end def show @search_definition = PaperSearch.find params[:id] execute_search render action: "index" end private def execute_search @response = Paper.search(@search_definition.to_definition) @papers = @response.page(params[:page]).results @paper_type_facets = extract_facets('paper_types') @originator_facets = extract_facets('originators') end def search_params params.fetch(:paper_search, {}).permit(:query, :paper_type, :originator, :sort_by) end def extract_facets(name) @response. response['aggregations'][name.to_s][name.to_s]['buckets']. map {|m| SearchFacet.new(m['key'], m['doc_count'])} end end