public static DateTime GetNextApplyingDate(DateTime lastApplyingTime, CyclicExpensePeriodType periodType)
 {
     return(periodType == CyclicExpensePeriodType.Month ? lastApplyingTime.AddMonths(1) : lastApplyingTime.AddDays(7));
 }
 private DateTime GetNextAplyingDate(CyclicExpensePeriodType period, DateTime date)
 {
     return(DateTimeCalculator.GetNextApplyingDate(date, period));
 }