/// <summary>
/// <paramref name="current"/> 기준으로 예외기간 등을 고려한 선행의 WeekRange를 구합니다.
/// </summary>
/// <param name="current"></param>
/// <returns></returns>
private WeekRange FindPreviousWeek(WeekRange current)
{
if (IsDebugEnabled)
{
log.Debug("현 Week [{0}]의 이전 Week 기간을 구합니다...", current);
}
WeekRange result;
if (ExcludePeriods.Count == 0)
{
result = current.GetPreviousWeek();
}
else
{
var limits = new TimeRange(DateTime.MinValue, current.Start.AddTicks(-1));
var gapCalculator = new TimeGapCalculator <TimeRange>(TimeCalendar);
var remainingPeriods = gapCalculator.GetGaps(ExcludePeriods, limits);
result = (remainingPeriods.Count > 0)
? new WeekRange(remainingPeriods[remainingPeriods.Count - 1].End, TimeCalendar)
: null;
}
if (IsDebugEnabled)
{
log.Debug("현 Week의 이전 Week 기간을 구했습니다. current=[{0}], next=[{1}]", current, result);
}
return(result);
}
/// <summary>
/// <paramref name="current"/> 기준으로 예외 기간 등을 고려한 후행의 가장 근접한 WeekRange를 구합니다.
/// </summary>
/// <param name="current"></param>
/// <returns></returns>
private WeekRange FindNextWeek(WeekRange current)
{
if (IsDebugEnabled)
{
log.Debug("현 Week [{0}]의 다음 Week 기간을 구합니다...", current);
}
WeekRange result;
if (ExcludePeriods.Count == 0)
{
result = current.GetNextWeek();
}
else
{
var limits = new TimeRange(current.End.AddTicks(1), DateTime.MaxValue);
var gapCalculator = new TimeGapCalculator <TimeRange>(TimeCalendar);
var remainingPeriods = gapCalculator.GetGaps(ExcludePeriods, limits);
result = (remainingPeriods.Count > 0) ? new WeekRange(remainingPeriods[0].Start, TimeCalendar) : null;
}
if (IsDebugEnabled)
{
log.Debug("현 Week의 다음 Week 기간을 구했습니다. current=[{0}], next=[{1}]", current, result);
}
return(result);
}
private void SetRangeOfWeeks()
{
IDateSpan range = ScheduleView.VisibleRange;
_firstWeek = CreateSevenDaysWeek(range.Start, true);
_secondWeek = CreateSevenDaysWeek(_firstWeek.End, false);
_thirdWeek = CreateSevenDaysWeek(_secondWeek.End, false);
_fourthWeek = CreateSevenDaysWeek(_thirdWeek.End, false);
_fifthWeek = CreateSevenDaysWeek(_fourthWeek.End, false);
}
private WeekRange CreateSevenDaysWeek(DateTime start, bool isFirstWeek)
{
WeekRange w = new WeekRange();
if (isFirstWeek)
{
w.Start = start;
}
else
{
w.Start = start.AddDays(1);
}
w.End = w.Start.AddDays(6);
return(w);
}
/// <summary>
/// <paramref name="start"/>시각으로부터 <paramref name="offset"/> 만큼 떨어진 시각을 구합니다.
/// </summary>
/// <param name="start">기준 시각</param>
/// <param name="offset">기간</param>
/// <param name="seekDirection">검색 방향 (이전|이후)</param>
/// <param name="seekBoundaryMode">검색 값 포함 여부</param>
/// <returns>기준 시각으로터 오프셋만큼 떨어진 시각</returns>
protected DateTime?CalculateEnd(DateTime start, TimeSpan offset, SeekDirection seekDirection, SeekBoundaryMode seekBoundaryMode)
{
if (IsDebugEnabled)
{
log.Debug("기준시각으로부터 오프셋만큼 떨어진 시각을 구합니다... " +
@"start=[{0}], offset=[{1}], seekDirection=[{2}], seekBoundaryMode=[{3}], Calendar=[{4}]",
start, offset, seekDirection, seekBoundaryMode, TimeCalendar);
}
Guard.Assert(offset >= TimeSpan.Zero, "offset 값은 TimeSpan.Zero 이상이어야 합니다. offset=[{0}]", offset);
DateTime?end = null;
DateTime moment = start;
TimeSpan?remaining = offset;
var week = new WeekRange(start, TimeCalendar);
while (week != null)
{
base.IncludePeriods.Clear();
base.IncludePeriods.AddAll(GetAvailableWeekPeriods(week));
if (IsDebugEnabled)
{
log.Debug("가능한 기간은=[{0}]", base.IncludePeriods.CollectionToString());
}
end = CalculateEnd(moment, remaining.Value, seekDirection, seekBoundaryMode, out remaining);
if (end != null || remaining.HasValue == false)
{
break;
}
if (seekDirection == SeekDirection.Forward)
{
week = FindNextWeek(week);
if (week != null)
{
moment = week.Start;
}
}
else
{
week = FindPreviousWeek(week);
if (week != null)
{
moment = week.End;
}
}
}
if (IsDebugEnabled)
{
log.Debug("기준시각으로부터 오프셋만큼 떨어진 시각을 구했습니다!!! " +
@"start=[{0}], offset=[{1}], seekDirection=[{2}], seekBoundaryMode=[{3}], Calendar=[{4}], end=[{5}], remaining=[{6}]",
start, offset, seekDirection, seekBoundaryMode, TimeCalendar, end, remaining);
}
return(end);
}
// GET api/<controller>/5
public WeekRangeResponse Post([FromBody] WeekRange req)
{
var response = WeekRange.ProcessRequest(req);
return(response);
}
