public Task Handle(AdHocTaskSaveDaysPerWeekEvent message)
 {
     return(Update(message.SourceId,
                   Builders <OperationalTaskModel> .Update.Set(f => f.Id, message.SourceId),
                   Builders <OperationalTaskModel> .Update.Set(f => f.DaysPerWeek, message.DaysPerWeek)
                   ));
 }
 private void Apply(AdHocTaskSaveDaysPerWeekEvent e)
 {
     DaysPerWeek = e.DaysPerWeek;
 }