code: def update_status(status = self.status)
        assert_valid_values(status, *%w(available unavailable away))
  
        now = Time.now.to_i
        result = api('presence.update', :status => status)
  
        client.reset_keepalive(result['interval'])
        client.clock_delta = ((now + Time.now.to_i) / 2 - result['now']).round
        self.attributes = {'status' => status}
  
        true
      end
docs: Sets the user's current status