/**
* Approve Exam.
*
* @param examId
* @return
*/
public boolean approveExam(String examId) {
// Upon Approved, Generate Time Slots
Exam examToApproved = examDao.findByExamId(examId);
List<TestingCenterTimeSlots> timeSlots = generateTimeSlots(examToApproved);
tctsDao.insertTimeSlots(timeSlots);
examToApproved.setStatusType(ExamStatusType.APROVED);
if (examDao.updateExam(examToApproved)) {
return true;
} else {
return false;
}
}
// Schedule an Exam
public boolean addExam(Exam newExam, String userId) {
ExamType examType = newExam.getExamType();
boolean result = true;
if (examType.equals(ExamType.REGULAR)) {
// If Regular Exam
result = examDao.addExam(newExam);
// If
} else {
result = adhocExamDao.addAdhocExam((AdhocExam) newExam);
}
if (result) {
User user = userDao.getUserById(userId);
String emailAddress = user.getEmail();
try {
emailService.sendEmail(
StringResources.EMAIL_HOST,
StringResources.EMAIL_PORT,
StringResources.EMAIL_LOGIN,
StringResources.EMAIL_PASSWORD,
emailAddress,
"Exam Request Notification",
"You successfully send a exam request");
} catch (MessagingException e) {
// Do nothing
}
}
return result;
}
// Calculate How many time
public List<TestingCenterTimeSlots> generateTimeSlots(Exam exam) {
TestingCenterInfo tci = tcr.findByTerm(tcr.getCurrentTerm().getTermId());
int gap = tci.getGap();
int examDuration = exam.getDuration();
int openMinutes = (int) ChronoUnit.MINUTES.between(tci.getOpen(), tci.getClose());
// Ensure time chunk devides 30
int timeChuck =
(examDuration + gap) % 30 == 0 ? examDuration : 30 * ((examDuration + gap) / 30 + 1);
LocalTime endTime = exam.getEndDateTime().toLocalTime();
LocalTime beginTime = exam.getStartDateTime().toLocalTime();
LocalTime openTime = tci.getOpen();
LocalTime closeTime = tci.getClose();
LocalDate beginDate = exam.getStartDateTime().toLocalDate();
LocalDate endDate = exam.getEndDateTime().toLocalDate();
beginTime = adjustTime(beginTime); // Exam Begin Time
endTime = adjustTime(endTime); // Exam End Time
// Calculate Duration According to different day.
int startDayDuration = (int) ChronoUnit.MINUTES.between(beginTime, closeTime);
int dayLast = (int) ChronoUnit.DAYS.between(beginDate, endDate) - 1;
int endDayDuration = (int) ChronoUnit.MINUTES.between(openTime, endTime);
int startDayChucks = startDayDuration / timeChuck;
int endDayChucks = endDayDuration / timeChuck;
int regularDayChuncks = dayLast >= 0 ? (dayLast * openMinutes) / timeChuck : 0;
int dailyChuncks = openMinutes / timeChuck;
LocalDate dateCursor = beginDate;
LocalTime timeCursor = beginTime;
List<TestingCenterTimeSlots> timeSlotses = new ArrayList<>();
if (startDayChucks > 0) {
for (int i = 0; i < startDayChucks; i++) {
LocalDateTime slotsBegin = dateCursor.atTime(timeCursor);
LocalDateTime slotsEnd = dateCursor.atTime(timeCursor.plusMinutes(examDuration));
TestingCenterTimeSlots t =
new TestingCenterTimeSlots(
exam.getExamId(),
slotsBegin,
slotsEnd,
tci.getNumSeats(),
tci.getNumSetAsideSeats());
timeSlotses.add(t);
timeCursor = timeCursor.plusMinutes(timeChuck);
}
}
if (regularDayChuncks > 0) {
for (int i = 0; i < dayLast; i++) {
dateCursor = dateCursor.plusDays(1);
timeCursor = adjustTime(openTime);
for (int j = 0; j < dailyChuncks; j++) {
LocalDateTime slotsBegin = dateCursor.atTime(timeCursor);
LocalDateTime slotsEnd = dateCursor.atTime(timeCursor.plusMinutes(examDuration));
TestingCenterTimeSlots t =
new TestingCenterTimeSlots(
exam.getExamId(),
slotsBegin,
slotsEnd,
tci.getNumSeats(),
tci.getNumSetAsideSeats());
timeSlotses.add(t);
timeCursor = timeCursor.plusMinutes(timeChuck);
}
}
}
if (endDayChucks > 0) {
dateCursor = dateCursor.plusDays(1);
timeCursor = adjustTime(openTime);
for (int i = 0; i < endDayChucks; i++) {
LocalDateTime slotsBegin = dateCursor.atTime(timeCursor);
LocalDateTime slotsEnd = dateCursor.atTime(timeCursor.plusMinutes(examDuration));
TestingCenterTimeSlots t =
new TestingCenterTimeSlots(
exam.getExamId(),
slotsBegin,
slotsEnd,
tci.getNumSeats(),
tci.getNumSetAsideSeats());
timeSlotses.add(t);
timeCursor = timeCursor.plusMinutes(timeChuck);
}
}
return timeSlotses;
}