// pre: restaurant is open, and returns null if open
// more than 24 hours from now
public Time getNextCloseTime() {
Range current = getCurrentRange();
if (current == null) throw new RuntimeException("Restaurant must be open");
if (current.overnight()) {
ArrayList<Range> tomorrow =
getRangesToModify(
(new GregorianCalendar().get(Calendar.DAY_OF_WEEK) + 1 - Calendar.SUNDAY) % 7
+ Calendar.SUNDAY);
if (!tomorrow.isEmpty()) {
Range next = tomorrow.get(0);
if (!next.after(current.getEnd())) {
Time now = new Time();
if (!next.overnight() && !next.getEnd().after(now)) return next.getEnd();
else return null;
}
}
}
if (current.getStart().equals(Time.beginning)) {
ArrayList<Range> today = getTodayRanges();
if (today.size() > 1) {
Range next = today.get(1);
Time now = new Time();
if (!next.after(current)) // they overlap
if (!next.overnight() || !next.getEnd().after(now)) return next.getEnd();
else return null;
}
}
return current.getEnd();
// if (current != null)
// return current.getEnd();
// return null;
}
// returns minutes to the next closing time for the restaurant, 1440 if open over 24 hours, -1 if
// closed for the day
public int minutesToClose() {
Time now = new Time();
Range current = getCurrentRange();
if (current != null) {
if (current.overnight()) {
ArrayList<Range> tomorrow =
getRangesToModify(
(new GregorianCalendar().get(Calendar.DAY_OF_WEEK) + 1 - Calendar.SUNDAY) % 7
+ Calendar.SUNDAY);
if (!tomorrow.isEmpty()) {
Range next = tomorrow.get(0);
if (!next.after(current.getEnd())) {
int min = current.minutesUntilEnd(now) + next.minutesUntilEnd(next.getStart());
return min > 1440 ? 1440 : min;
}
}
}
if (current.getStart().equals(Time.beginning)) {
ArrayList<Range> today = getTodayRanges();
if (today.size() > 1) {
Range next = today.get(1);
if (!next.after(current)) { // they overlap
int min = current.minutesUntilEnd(now) + next.minutesUntilEnd(next.getStart());
return min > 1440 ? 1440 : min;
}
}
}
return current.minutesUntilEnd(now);
}
return -1;
}
// adds a range to a particular day in sorted order, concatenating with currently
// existing ranges if necessary
public void addRange(int calendarDay, Range newRange) {
ArrayList<Range> ranges = getRangesToModify(calendarDay);
for (int i = ranges.size(); i > 0; i--) {
if (newRange.after(ranges.get(i - 1))) {
ranges.add(i, newRange);
return;
}
if (ranges.get(i - 1).overlap(newRange)) {
ranges.get(i - 1).concat(newRange);
mergeAll(ranges);
return;
}
}
ranges.add(0, newRange);
}
