emptyActivity = Activity
  { _activityName           = ""
  , _activityId             = ActivityId 0
  , _activityActivityTypeId = ActivityTypeId 0
  }
emptyActivity = Activity
  { _activityName           = ""
  , _activityId             = ActivityId 0
  , _activityActivityTypeId = ActivityTypeId 0
  }
emptyActivity = Activity
  { _activityName           = ""
  , _activityId             = ActivityId 0
  , _activityActivityTypeId = ActivityTypeId 0
  }