gistfile1.rb

    def self.new_count(mailing, stat_type)
      case stat_type
      when :total
        Total.new(mailing, stat_type).count
      when :ga
        GoogleAnalyticsMailingStat.total_value(mailing)
      when :total_viewed
        PromotionAttemptEvent.count_by_state(mailing.id, stat_type) + archive_count(mailing, :viewed)
      when :tweeted, :facebooked, :plusoned, :pinned, :forwarded, :shared,
           :forward_total_viewed, :subscribed
        PromotionAttemptEvent.count_by_state(mailing.id, stat_type)
      when :engaged
        PromotionAttemptEvent.count_by_state(mailing.id, stat_type, :unique => true)
      when :clicked, :total_clicked, :forward_total_clicked
        Clicks.new(mailing, stat_type).count
      else
        # Stats based on (R)PromotionAttempt models: viewed sent accepted
        # opt_out spam bounced hard_bounced soft_bounced other_bounced
        State.new(mailing, stat_type).count
      end
    end