|  | require 'mixpanel-ruby'
class Analytics
  def self.track(user_id, event_name, url = '')
    tracker = Mixpanel::Tracker.new('8f581bbd244b7ee0f4762d322ac617e8')
    # Tracks an event, 'Sent Message',
    # with distinct_id user_id
    if url != ''
      tracker.track(user_id, event_name, { 'lookup_url' => url})
    else
      tracker.track(user_id, event_name)
    end
  end
end
 |