private List generateAppointmentList()

in use-cases/vaccination-scheduling/src/main/java/org/acme/vaccinationscheduler/bootstrap/DemoDataGenerator.java [135:167]
32 lines of code
7 McCabe index (conditional complexity)

    private List<Appointment> generateAppointmentList(Random random,
            LocalDate windowStartDate, int windowDaysLength, LocalTime dayStartTime, int totalBoothCount, int injectionsPerBoothPerTimeslot, int timeslotsPerBoothPerDay, List<VaccineType> vaccineTypeList, List<VaccinationCenter> vaccinationCenterList) {
        int vaccinationCenterCount = vaccinationCenterList.size();
        int massCount = (int) Math.round(massVaccinationCenterRatio * vaccinationCenterCount);
        int massExtraBoothCount = totalBoothCount - vaccinationCenterCount;
        List<Appointment> appointmentList = new ArrayList<>(windowDaysLength * timeslotsPerBoothPerDay * totalBoothCount * injectionsPerBoothPerTimeslot);
        for (int i = 0; i < vaccinationCenterCount; i++) {
            VaccinationCenter vaccinationCenter = vaccinationCenterList.get(i);
            int boothCount;
            if (i < massCount) {
                // The + i distributes the remainder, for example if massExtraBoothCount=8 and massCount=3
                boothCount = 1 + (massExtraBoothCount + i) / massCount;
            } else {
                boothCount = 1;
            }
            for (long boothId = 0; boothId < boothCount; boothId++) {
                for (int dayIndex = 0; dayIndex < windowDaysLength; dayIndex++) {
                    VaccineType vaccineType = pickVaccineType(random, null, vaccineTypeList);
                    LocalDate date = windowStartDate.plusDays(dayIndex);
                    for (int timeIndex = 0; timeIndex < timeslotsPerBoothPerDay; timeIndex++) {
                        LocalTime time = dayStartTime.plusHours(timeIndex);
                        for (int j = 0; j < injectionsPerBoothPerTimeslot; j++) {
                            LocalDateTime dateTime = LocalDateTime.of(date, time.plusMinutes(j * (60L / injectionsPerBoothPerTimeslot)));
                            Appointment appointment = new Appointment(
                                    vaccinationCenter, Long.toString(boothId), dateTime, vaccineType);
                            appointmentList.add(appointment);
                        }
                    }
                }
            }
        }
        return appointmentList;
    }