class CustomWizard::RealtimeValidation cattr_accessor :types @@types ||= { similar_topics: { types: [:text], component: "suggested-validator", backend: true, required_params: [] } } class SimilarTopic def initialize(topic) @topic = topic end attr_reader :topic def blurb Search::GroupedSearchResults.blurb_for(cooked: @topic.try(:blurb)) end end def self.similar_topics(params, current_user) title = params[:title] raw = params[:raw] categories = params[:categories] date_after = params[:date_after] if title.length < SiteSetting.min_title_similar_length || !Topic.count_exceeds_minimum? return [] end topics = Topic.similar_to(title, raw, current_user).to_a topics.select! { |t| categories.include?(t.category.id.to_s) } if categories.present? topics.select! { |t| t.created_at > DateTime.parse(date_after) } if date_after.present? topics.map! { |t| SimilarTopic.new(t) } ::ActiveModel::ArraySerializer.new(topics, each_serializer: SimilarTopicSerializer, root: :similar_topics, rest_serializer: true, scope: ::Guardian.new(current_user)) end end