SenseNet.Messaging.LastProcessTime.GetNextMonthlyTimeByWeekNrWeekday C# (CSharp) Метод

        private static DateTime GetNextMonthlyTimeByWeekNrWeekday(DateTime origin)
        {
            //var startTime = new DateTime(origin.Year, origin.Month, 1, Configuration.MonthlyHour, Configuration.MonthlyMinute, 0);
            //var nextTime = GoToDayOfWeek(startTime, Configuration.MonthlyWeekDay);
            //nextTime = SkipWeeks(nextTime, Configuration.MonthlyWeek - 1);

            //if (nextTime > origin)
            //    return nextTime;

            //startTime = startTime.AddMonths(1);
            //nextTime = GoToDayOfWeek(startTime, Configuration.MonthlyWeekDay);
            //nextTime = SkipWeeks(nextTime, Configuration.MonthlyWeek - 1);

            //return nextTime;
            return GoToNthWeekDay(origin, Configuration.MonthlyWeek, Configuration.MonthlyWeekDay, Configuration.MonthlyHour, Configuration.MonthlyMinute);
        }
        private static DateTime GetNextMonthlyTimeByLastWeekday(DateTime origin)