You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: top_referrers.rb
    path of file: ./repos/discourse/app/models/concerns/reports
    
    the code of the file until where you have to start completion: # frozen_string_literal: true

module Reports::TopReferrers
  extend ActiveSupport::Concern

  class_methods do
    def report_top_referrers(report)
      report.modes = [:table]

      report.labels = [
    
    
    def report_top_referrers(report)
      report.modes = [:table]

      report.labels = [
        {
          type: :user,
          properties: {
            username: :username,
            id: :user_id,
            avatar: :user_avatar_template,
          },
          title: I18n.t("reports.top_referrers.labels.user"),
        },
        {
          property: :num_clicks,
          type: :number,
          title: I18n.t("reports.top_referrers.labels.num_clicks"),
        },
        {
          property: :num_topics,
          type: :number,
          title: I18n.t("reports.top_referrers.labels.num_topics"),
        },
      ]

      options = {
        end_date: report.end_date,
        start_date: report.start_date,
        limit: report.limit || 8,
      }

      result = IncomingLinksReport.find(:top_referrers, options)
      report.data = result.data
    end