public OfferDurationPrice getOfferDurationPrice(
LocalDate selectedDate, LocalTime selectedTime, Offer selectedOffer)
throws CalendarConfigException {
List<CalendarConfig> configs = calendarConfigDAO.findFor(selectedDate);
List<Booking> confirmedBookings = bookingDAO.findBlockedBookingsForDate(selectedDate);
// convert to required data structure
Map<Offer, List<CalendarConfig>> offerConfigMap = new HashMap<>();
for (CalendarConfig config : configs) {
for (Offer offer : config.getOffers()) {
if (offer.equals(selectedOffer)) {
List<CalendarConfig> list = offerConfigMap.get(offer);
if (list == null) {
list = new ArrayList<>();
}
list.add(config);
// sort by start time
Collections.sort(list);
offerConfigMap.put(offer, list);
}
}
}
OfferDurationPrice offerDurationPrices = null;
Iterator<Map.Entry<Offer, List<CalendarConfig>>> iterator =
offerConfigMap.entrySet().iterator();
// for every offer
while (iterator.hasNext()) {
Map.Entry<Offer, List<CalendarConfig>> entry = iterator.next();
Offer offer = entry.getKey();
List<CalendarConfig> configsForOffer = entry.getValue();
// make sure the first configuration starts before the requested booking time
if (selectedTime.compareTo(configsForOffer.get(0).getStartTime()) < 0) {
continue;
}
LocalDateTime endTime = null;
Integer duration = configsForOffer.get(0).getMinDuration();
BigDecimal pricePerMinute;
BigDecimal price = null;
CalendarConfig previousConfig = null;
Map<Integer, BigDecimal> durationPriceMap = new TreeMap<>();
Boolean isContiguous = true;
for (CalendarConfig config : configsForOffer) {
// make sure there is no gap between calendar configurations
if (endTime == null) {
// first run
endTime =
getLocalDateTime(selectedDate, selectedTime).plusMinutes(config.getMinDuration());
} else {
// break if there are durations available and calendar configs are not contiguous
if (!durationPriceMap.isEmpty()) {
// we substract min interval before the comparison as it has been added during the last
// iteration
LocalDateTime configStartDateTime =
getLocalDateTime(selectedDate, config.getStartTime());
if (!endTime.minusMinutes(config.getMinInterval()).equals(configStartDateTime)) {
break;
}
}
}
Integer interval = config.getMinInterval();
pricePerMinute = getPricePerMinute(config);
// as long as the endTime is before the end time configured in the calendar
LocalDateTime configEndDateTime = getLocalDateTime(selectedDate, config.getEndTime());
while (endTime.compareTo(configEndDateTime) <= 0) {
TimeSlot timeSlot = new TimeSlot();
timeSlot.setDate(selectedDate);
timeSlot.setStartTime(selectedTime);
timeSlot.setEndTime(endTime.toLocalTime());
timeSlot.setConfig(config);
Long bookingSlotsLeft = getBookingSlotsLeft(timeSlot, offer, confirmedBookings);
// we only allow contiguous bookings for any given offer
if (bookingSlotsLeft < 1) {
isContiguous = false;
break;
}
if (price == null) {
// see if previousConfig endTime - minInterval matches the selected time. if so, take
// half of the previous config price as a basis
if (previousConfig != null
&& previousConfig
.getEndTime()
.minusMinutes(previousConfig.getMinInterval())
.equals(selectedTime)) {
BigDecimal previousConfigPricePerMinute = getPricePerMinute(previousConfig);
price =
previousConfigPricePerMinute.multiply(
new BigDecimal(previousConfig.getMinInterval()), MathContext.DECIMAL128);
price =
price.add(
pricePerMinute.multiply(
new BigDecimal(duration - previousConfig.getMinInterval()),
MathContext.DECIMAL128));
} else {
price =
pricePerMinute.multiply(
new BigDecimal(duration.toString()), MathContext.DECIMAL128);
}
} else {
// add price for additional interval
price =
price.add(
pricePerMinute.multiply(
new BigDecimal(interval.toString()), MathContext.DECIMAL128));
}
price = price.setScale(2, RoundingMode.HALF_EVEN);
durationPriceMap.put(duration, price);
// increase the duration by the configured minimum interval and determine the new end time
// for the next iteration
duration += interval;
endTime = endTime.plusMinutes(interval);
}
if (!durationPriceMap.isEmpty()) {
OfferDurationPrice odp = new OfferDurationPrice();
odp.setOffer(offer);
odp.setDurationPriceMap(durationPriceMap);
odp.setConfig(config);
offerDurationPrices = odp;
}
if (!isContiguous) {
// we only allow coniguous bookings for one offer. process next offer
// previousConfig = null;
break;
}
previousConfig = config;
}
}
return offerDurationPrices;
}
public void addWeekView(
LocalDate selectedDate,
List<Facility> selectedFacilities,
ModelAndView mav,
Boolean preventOverlapping)
throws JsonProcessingException {
// calculate date configuration for datepicker
LocalDate today = new LocalDate(DEFAULT_TIMEZONE);
LocalDate firstDay = today.dayOfMonth().withMinimumValue();
LocalDate lastDay = today.plusDays(Constants.CALENDAR_MAX_DATE).dayOfMonth().withMaximumValue();
List<CalendarConfig> calendarConfigs = calendarConfigDAO.findBetween(firstDay, lastDay);
Collections.sort(calendarConfigs);
Map<String, DatePickerDayConfig> dayConfigs =
getDayConfigMap(firstDay, lastDay, calendarConfigs);
List<Booking> confirmedBookings = bookingDAO.findBlockedBookingsBetween(firstDay, lastDay);
// calculate available time slots
List<TimeSlot> timeSlots = new ArrayList<>();
List<LocalDate> weekDays = new ArrayList<>();
for (int i = 1; i <= CalendarWeekDay.values().length; i++) {
LocalDate date = selectedDate.withDayOfWeek(i);
weekDays.add(date);
if (!date.isBefore(new LocalDate())) {
try {
// generate list of bookable time slots
timeSlots.addAll(
getTimeSlotsForDate(
date, calendarConfigs, confirmedBookings, true, preventOverlapping));
} catch (CalendarConfigException e) {
// safe to ignore
}
}
}
SortedSet<Offer> offers = new TreeSet<>();
List<TimeRange> rangeList = new ArrayList<>();
// Map<TimeRange, List<TimeSlot>> rangeList = new TreeMap<>();
for (TimeSlot slot : timeSlots) {
Set<Offer> slotOffers = slot.getConfig().getOffers();
offers.addAll(slotOffers);
TimeRange range = new TimeRange();
range.setStartTime(slot.getStartTime());
range.setEndTime(slot.getEndTime());
if (rangeList.contains(range)) {
range = rangeList.get(rangeList.indexOf(range));
} else {
rangeList.add(range);
}
List<TimeSlot> slotis = range.getTimeSlots();
slotis.add(slot);
range.setTimeSlots(slotis);
}
Collections.sort(rangeList);
List<Offer> selectedOffers = new ArrayList<>();
if (selectedFacilities.isEmpty()) {
selectedOffers = offerDAO.findAll();
} else {
for (Facility facility : selectedFacilities) {
selectedOffers.addAll(facility.getOffers());
}
}
Collections.sort(selectedOffers);
mav.addObject("dayConfigs", objectMapper.writeValueAsString(dayConfigs));
mav.addObject("maxDate", lastDay.toString());
mav.addObject("Day", selectedDate);
mav.addObject("NextMonday", selectedDate.plusDays(8 - selectedDate.getDayOfWeek()));
mav.addObject("PrevSunday", selectedDate.minusDays(selectedDate.getDayOfWeek()));
mav.addObject("WeekDays", weekDays);
mav.addObject("RangeMap", rangeList);
mav.addObject("Offers", offers);
mav.addObject("SelectedOffers", selectedOffers);
mav.addObject("SelectedFacilities", selectedFacilities);
mav.addObject("Facilities", facilityDAO.findAll());
}