require_dependency 'similar_topic_serializer' require_dependency 'search/grouped_search_results' class SimilarTopicsController < ApplicationController class SimilarTopic def initialize(topic) @topic = topic end attr_reader :topic def blurb Search::GroupedSearchResults.blurb_for(@topic.try(:blurb)) end end def index title = params.require(:title) raw = params[:raw] if title.length < SiteSetting.min_title_similar_length || !Topic.count_exceeds_minimum? return render json: [] end topics = Topic.similar_to(title, raw, current_user).to_a topics.map! { |t| SimilarTopic.new(t) } render_serialized(topics, SimilarTopicSerializer, root: :similar_topics, rest_serializer: true) end end