public List <ICalendarDay> GenerateWeeks(DateTime dateTime, int weeksCount)
{
var days = new List <ICalendarDay>();
int dayCount = _calendar.WeekTemplate.Count;
for (var i = 0; i < weeksCount; i++)
{
for (var j = 0; j < dayCount; j++)
{
ICalendarDay day;
DateTime calendarDate = dateTime.AddDays(j + dayCount * i);
ICalendarDay dayOff = _calendar.DayOffs
.FirstOrDefault(d => d.CalendarDateTime.Date == calendarDate.Date);
if (dayOff != null)
{
day = (ICalendarDay)dayOff.Clone();
}
else
{
var dayOfWeek = _calendar.WeekTemplate
.FirstOrDefault(d => d.DayOfWeek == calendarDate.DayOfWeek);
day = (ICalendarDay)dayOfWeek.Clone();
day.CalendarDateTime = calendarDate;
}
days.Add(day);
}
}
return(days);
}
/// <summary>
/// Generate calendar days by calendar week template.
/// </summary>
/// <param name="calendar">The calendar.</param>
/// <param name="dateTime">The date time.</param>
/// <param name="weeksCount">Number of weeks to generate.</param>
/// <returns>
/// Calendar days.
/// </returns>
/// <exception cref="Exception">Unable to find day of week in week template</exception>
public static IEnumerable <ICalendarDay> GenerateWeeks(this ICalendar <ICalendarDay> calendar, DateTime dateTime,
int weeksCount)
{
int daysOffInPeriod = 0;
var days = new List <ICalendarDay>();
int dayCount = calendar.WeekTemplate.Count;
for (var i = 0; i < weeksCount + Math.Ceiling((decimal)daysOffInPeriod / 7); i++)
{
for (var j = 0; j < dayCount; j++)
{
ICalendarDay day;
DateTime calendarDate = dateTime.AddDays(j + dayCount * i);
ICalendarDay dayOff = calendar.DayOffs
.FirstOrDefault(d => d.CalendarDateTime.Date == calendarDate.Date);
if (dayOff != null)
{
day = (ICalendarDay)dayOff.Clone();
daysOffInPeriod++;
}
else
{
var dayOfWeek = calendar.WeekTemplate
.FirstOrDefault(d => d.DayOfWeek == calendarDate.DayOfWeek);
if (dayOfWeek == default(ICalendarDay))
{
throw new Exception("Unable to find day of week in week template");
}
day = (ICalendarDay)dayOfWeek.Clone();
day.CalendarDateTime = calendarDate;
}
days.Add(day);
}
}
return(days);
}