/**
* Returns a list of applicable dates corresponding to the specified week day in accordance with the frequency
* specified by this recurrence rule.
* @param date
* @param weekDay
* @return
*/
private List<DateTime> GetAbsWeekDays(DateTime date, IWeekDay weekDay, IRecurrencePattern pattern, bool? expand)
{
List<DateTime> days = new List<DateTime>();
DayOfWeek dayOfWeek = weekDay.DayOfWeek;
if (pattern.Frequency == FrequencyType.Daily)
{
if (date.DayOfWeek == dayOfWeek)
days.Add(date);
}
else if (pattern.Frequency == FrequencyType.Weekly || pattern.ByWeekNo.Count > 0)
{
int weekNo = Calendar.GetWeekOfYear(date, CalendarWeekRule.FirstFourDayWeek, pattern.FirstDayOfWeek);
// construct a list of possible week days..
while (date.DayOfWeek != dayOfWeek)
date = date.AddDays(1);
while (Calendar.GetWeekOfYear(date, CalendarWeekRule.FirstFourDayWeek, pattern.FirstDayOfWeek) == weekNo)
{
days.Add(date);
date = date.AddDays(7);
}
}
else if (pattern.Frequency == FrequencyType.Monthly || pattern.ByMonth.Count > 0)
{
int month = date.Month;
// construct a list of possible month days..
date = date.AddDays(-date.Day + 1);
while (date.DayOfWeek != dayOfWeek)
date = date.AddDays(1);
while (date.Month == month)
{
days.Add(date);
date = date.AddDays(7);
}
}
else if (pattern.Frequency == FrequencyType.Yearly)
{
int year = date.Year;
// construct a list of possible year days..
date = date.AddDays(-date.DayOfYear + 1);
while (date.DayOfWeek != dayOfWeek)
date = date.AddDays(1);
while (date.Year == year)
{
days.Add(date);
date = date.AddDays(7);
}
}
return GetOffsetDates(days, weekDay.Offset);
}
/**
* Returns a list of applicable dates corresponding to the specified week day in accordance with the frequency
* specified by this recurrence rule.
* @param date
* @param weekDay
* @return
*/
private List<DateTime> GetAbsWeekDays(DateTime date, IWeekDay weekDay, IRecurrencePattern pattern, bool? expand)
{
List<DateTime> days = new List<DateTime>();
DayOfWeek dayOfWeek = weekDay.DayOfWeek;
if (pattern.Frequency == FrequencyType.Daily)
{
if (date.DayOfWeek == dayOfWeek)
days.Add(date);
}
else if (pattern.Frequency == FrequencyType.Weekly || pattern.ByWeekNo.Count > 0)
{
// Rewind to the first day of the week
while (date.DayOfWeek != pattern.FirstDayOfWeek)
date = date.AddDays(-1);
// Step forward until we're on the day of week we're interested in
while (date.DayOfWeek != dayOfWeek)
date = date.AddDays(1);
days.Add(date);
}
else if (pattern.Frequency == FrequencyType.Monthly || pattern.ByMonth.Count > 0)
{
int month = date.Month;
// construct a list of possible month days..
date = date.AddDays(-date.Day + 1);
while (date.DayOfWeek != dayOfWeek)
date = date.AddDays(1);
while (date.Month == month)
{
days.Add(date);
date = date.AddDays(7);
}
}
else if (pattern.Frequency == FrequencyType.Yearly)
{
int year = date.Year;
// construct a list of possible year days..
date = date.AddDays(-date.DayOfYear + 1);
while (date.DayOfWeek != dayOfWeek)
date = date.AddDays(1);
while (date.Year == year)
{
days.Add(date);
date = date.AddDays(7);
}
}
return GetOffsetDates(days, weekDay.Offset);
}
/**
* Returns a list of applicable dates corresponding to the specified week day in accordance with the frequency
* specified by this recurrence rule.
* @param date
* @param weekDay
* @return
*/
private List <DateTime> GetAbsWeekDays(DateTime date, IWeekDay weekDay, IRecurrencePattern pattern, bool?expand)
{
List <DateTime> days = new List <DateTime>();
DayOfWeek dayOfWeek = weekDay.DayOfWeek;
if (pattern.Frequency == FrequencyType.Daily)
{
if (date.DayOfWeek == dayOfWeek)
{
days.Add(date);
}
}
else if (pattern.Frequency == FrequencyType.Weekly || pattern.ByWeekNo.Count > 0)
{
// Rewind to the first day of the week
while (date.DayOfWeek != pattern.FirstDayOfWeek)
{
date = date.AddDays(-1);
}
// Step forward until we're on the day of week we're interested in
while (date.DayOfWeek != dayOfWeek)
{
date = date.AddDays(1);
}
days.Add(date);
}
else if (pattern.Frequency == FrequencyType.Monthly || pattern.ByMonth.Count > 0)
{
int month = date.Month;
// construct a list of possible month days..
date = date.AddDays(-date.Day + 1);
while (date.DayOfWeek != dayOfWeek)
{
date = date.AddDays(1);
}
while (date.Month == month)
{
days.Add(date);
date = date.AddDays(7);
}
}
else if (pattern.Frequency == FrequencyType.Yearly)
{
int year = date.Year;
// construct a list of possible year days..
date = date.AddDays(-date.DayOfYear + 1);
while (date.DayOfWeek != dayOfWeek)
{
date = date.AddDays(1);
}
while (date.Year == year)
{
days.Add(date);
date = date.AddDays(7);
}
}
return(GetOffsetDates(days, weekDay.Offset));
}
