public (TimeSpan plannedWorkTime, TimeSpan coronaDelta, TimeSpan targetWorkTime, TimeSpan targetPause) LoadData(DateTime theDate)
 {
     PlannedWorkTime = TimeSpan.FromHours(theDate.GetWorkhours(_config).ToDouble());
     CoronaDelta     = TimeSpan.FromHours(_coronaService.KAAusfallPerDay(theDate).ToDouble());
     TargetWorkTime  = PlannedWorkTime.Subtract(CoronaDelta);
     if (TargetWorkTime.TotalHours >= 6)
     {
         TargetPause = TimeSpan.FromMinutes(30);
     }
     return(PlannedWorkTime, CoronaDelta, TargetWorkTime, TargetPause);
 }