package com.mdimension.jchronic.repeaters;
import java.util.Calendar;
import com.mdimension.jchronic.tags.Pointer;
import com.mdimension.jchronic.tags.Pointer.PointerType;
import com.mdimension.jchronic.utils.Span;
import com.mdimension.jchronic.utils.Time;
public class RepeaterWeek extends RepeaterUnit {
public static final int WEEK_SECONDS = 604800; // (7 * 24 * 60 * 60);
public static final int WEEK_DAYS = 7;
private Calendar _currentWeekStart;
@Override
protected Span _nextSpan(PointerType pointer) {
if (_currentWeekStart == null) {
if (pointer == PointerType.FUTURE) {
RepeaterDayName sundayRepeater = new RepeaterDayName(RepeaterDayName.DayName.SUNDAY);
sundayRepeater.setStart((Calendar) getNow().clone());
Span nextSundaySpan = sundayRepeater.nextSpan(Pointer.PointerType.FUTURE);
_currentWeekStart = nextSundaySpan.getBeginCalendar();
}
else if (pointer == PointerType.PAST) {
RepeaterDayName sundayRepeater = new RepeaterDayName(RepeaterDayName.DayName.SUNDAY);
sundayRepeater.setStart(Time.cloneAndAdd(getNow(), Calendar.DAY_OF_MONTH, 1));
sundayRepeater.nextSpan(Pointer.PointerType.PAST);
Span lastSundaySpan = sundayRepeater.nextSpan(Pointer.PointerType.PAST);
_currentWeekStart = lastSundaySpan.getBeginCalendar();
}
else {
throw new IllegalArgumentException("Unable to handle pointer " + pointer + ".");
}
}
else {
int direction = (pointer == Pointer.PointerType.FUTURE) ? 1 : -1;
_currentWeekStart.add(Calendar.DAY_OF_MONTH, RepeaterWeek.WEEK_DAYS * direction);
}
return new Span(_currentWeekStart, Calendar.DAY_OF_MONTH, RepeaterWeek.WEEK_DAYS);
}
@Override
protected Span _thisSpan(PointerType pointer) {
Span thisWeekSpan;
Calendar thisWeekStart;
Calendar thisWeekEnd;
if (pointer == PointerType.FUTURE) {
thisWeekStart = Time.cloneAndAdd(Time.ymdh(getNow()), Calendar.HOUR, 1);
RepeaterDayName sundayRepeater = new RepeaterDayName(RepeaterDayName.DayName.SUNDAY);
sundayRepeater.setStart((Calendar) getNow().clone());
Span thisSundaySpan = sundayRepeater.thisSpan(Pointer.PointerType.FUTURE);
thisWeekEnd = thisSundaySpan.getBeginCalendar();
thisWeekSpan = new Span(thisWeekStart, thisWeekEnd);
}
else if (pointer == PointerType.PAST) {
thisWeekEnd = Time.ymdh(getNow());
RepeaterDayName sundayRepeater = new RepeaterDayName(RepeaterDayName.DayName.SUNDAY);
sundayRepeater.setStart((Calendar) getNow().clone());
Span lastSundaySpan = sundayRepeater.nextSpan(Pointer.PointerType.PAST);
thisWeekStart = lastSundaySpan.getBeginCalendar();
thisWeekSpan = new Span(thisWeekStart, thisWeekEnd);
}
else if (pointer == PointerType.NONE) {
RepeaterDayName sundayRepeater = new RepeaterDayName(RepeaterDayName.DayName.SUNDAY);
sundayRepeater.setStart((Calendar) getNow().clone());
Span lastSundaySpan = sundayRepeater.nextSpan(Pointer.PointerType.PAST);
thisWeekStart = lastSundaySpan.getBeginCalendar();
thisWeekEnd = Time.cloneAndAdd(thisWeekStart, Calendar.DAY_OF_MONTH, RepeaterWeek.WEEK_DAYS);
thisWeekSpan = new Span(thisWeekStart, thisWeekEnd);
}
else {
throw new IllegalArgumentException("Unable to handle pointer " + pointer + ".");
}
return thisWeekSpan;
}
@Override
public Span getOffset(Span span, int amount, Pointer.PointerType pointer) {
int direction = (pointer == Pointer.PointerType.FUTURE) ? 1 : -1;
// WARN: Does not use Calendar
return span.add(direction * amount * RepeaterWeek.WEEK_SECONDS);
}
@Override
public int getWidth() {
// WARN: Does not use Calendar
return RepeaterWeek.WEEK_SECONDS;
}
@Override
public String toString() {
return super.toString() + "-week";
}
}