package com.pollex.pam.service;
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import com.pollex.pam.config.ApplicationProperties;
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import com.pollex.pam.domain.Appointment;
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import com.pollex.pam.domain.AppointmentExpiringNotifyRecord;
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import com.pollex.pam.domain.Consultant;
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import com.pollex.pam.enums.AppointmentStatusEnum;
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import com.pollex.pam.enums.ContactStatusEnum;
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import com.pollex.pam.repository.AppointmentExpiringNotifyRecordRepository;
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import com.pollex.pam.repository.AppointmentRepository;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.scheduling.annotation.Scheduled;
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import org.springframework.stereotype.Service;
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import org.springframework.util.StringUtils;
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import org.thymeleaf.context.Context;
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import org.thymeleaf.spring5.SpringTemplateEngine;
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import java.time.Instant;
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import java.time.LocalDate;
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import java.time.ZoneId;
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import java.util.List;
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import java.util.Map;
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import java.util.Optional;
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import java.util.stream.Collectors;
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@Service
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public class ScheduleTaskService {
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/**
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* 電話及email在建立預約單(T)後的N天視為未處理預約單
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* 目前N皆暫定為2
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*/
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private static final int APPOINTMENT_PENDING_PHONE_INTERVAL = 2;
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private static final int APPOINTMENT_PENDING_EMAIL_INTERVAL = 2;
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/**
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* 電話及email在建立預約單(T)後的N天會被視為未處理預約單，當天批次會發送提醒給顧問
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* 而在後一天(T+N+1)，就會發送批次給客戶告知 該顧問可能忙碌無法處理，是否需要取消
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*/
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private static final int APPOINTMENT_EXPIRING_PHONE_INTERVAL = APPOINTMENT_PENDING_PHONE_INTERVAL + 1;
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private static final int APPOINTMENT_EXPIRING_EMAIL_INTERVAL = APPOINTMENT_PENDING_EMAIL_INTERVAL + 1;
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/**
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* 通知客戶的次數限制
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*/
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private static final int SEND_EXPIRING_NOTIFY_LIMIT = 1;
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private static final String NOT_CONTACTED_NOTIFY_SUBJECT = "預約單未進行聯繫通知";
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private static final Logger log = LoggerFactory.getLogger(ScheduleTaskService.class);
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@Autowired
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ConsultantService consultantService;
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@Autowired
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AppointmentService appointmentService;
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@Autowired
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AppointmentRepository appointmentRepository;
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@Autowired
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SendMsgService sendMsgService;
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@Autowired
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SpringTemplateEngine springTemplateEngine;
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@Autowired
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ApplicationProperties applicationProperties;
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@Autowired
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AppointmentExpiringNotifyRecordRepository appointmentExpiringNotifyRecordRepository;
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@Scheduled(cron = "0 30 8 * * *")
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public void sendAppointmentPendingNotifyToConsultant() {
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log.info("Starting send appointment pending notify to consultant");
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Map<String, List<Appointment>> consultantWithPendingAppointments =
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appointmentRepository.findAllByCommunicateStatusAndStatus(ContactStatusEnum.RESERVED, AppointmentStatusEnum.AVAILABLE)
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.stream()
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.filter(appointment -> isAppointmentInInterval(appointment, APPOINTMENT_PENDING_PHONE_INTERVAL, APPOINTMENT_PENDING_EMAIL_INTERVAL))
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.collect(Collectors.groupingBy(Appointment::getAgentNo));
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consultantWithPendingAppointments.forEach((agentNo, pendingAppointments) -> {
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int pendingAppointmentsSum = pendingAppointments.size();
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Consultant consultant = consultantService.findByAgentNo(agentNo);
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String consultantPhoneNumber = consultant.getPhoneNumber();
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String consultantEmail = consultant.getEmail();
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String emailContent = getAppointmentPendingNotifyEmailContent(pendingAppointmentsSum);
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sendMsgService.sendMsgBySMS(consultantPhoneNumber, String.format("您有%s則預約單未進行聯繫，請盡速處理", pendingAppointmentsSum));
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sendMsgService.sendMsgByEmail(consultantEmail, NOT_CONTACTED_NOTIFY_SUBJECT, emailContent, true);
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});
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log.info("Sending appointment pending notify to consultant finish");
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}
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@Scheduled(cron = "0 30 8 * * *")
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public void sendAppointmentExpiringNotifyToCustomer() {
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log.info("Starting send appointment expiring notify to customer");
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List<Appointment> allByCommunicateStatus =
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appointmentRepository.findAllByCommunicateStatusAndStatus(ContactStatusEnum.RESERVED, AppointmentStatusEnum.AVAILABLE)
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.stream()
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.filter(appointment -> isAppointmentInInterval(appointment, APPOINTMENT_EXPIRING_PHONE_INTERVAL, APPOINTMENT_EXPIRING_EMAIL_INTERVAL))
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.filter(this::isAppointmentNotifyNotOnLimit)
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.collect(Collectors.toList());
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allByCommunicateStatus.forEach(appointment -> {
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Consultant consultant = consultantService.findByAgentNo(appointment.getAgentNo());
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Optional<String> optionalPhone = Optional.ofNullable(appointment.getPhone()).filter(StringUtils::hasText);
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Optional<String> optionalEmail = Optional.ofNullable(appointment.getEmail()).filter(StringUtils::hasText);
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optionalPhone.ifPresent(phone ->
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sendMsgService.sendMsgBySMS(phone, String.format("很抱歉！您預約%s顧問正忙碌中，請您取消預約並改選其他顧問，請點擊網址：%s"
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, consultant.getName(), getAppointmentUrl(appointment.getId())))
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);
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optionalEmail.ifPresent(email ->
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sendMsgService.sendMsgByEmail(email, NOT_CONTACTED_NOTIFY_SUBJECT, getAppointmentExpiringNotifyEmail(consultant.getName(), getAppointmentUrl(appointment.getId())), true)
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);
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AppointmentExpiringNotifyRecord record = new AppointmentExpiringNotifyRecord();
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record.setAppointmentId(appointment.getId());
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record.setSendTime(Instant.now());
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appointmentExpiringNotifyRecordRepository.save(record);
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});
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log.info("Sending appointment expiring notify to customer finish");
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}
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private boolean isAppointmentInInterval(Appointment appointment, int phoneInterval, int emailInterval) {
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final boolean isHavePhone = StringUtils.hasText(appointment.getPhone());
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final boolean isHaveEmail = StringUtils.hasText(appointment.getEmail());
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LocalDate appointmentDate = appointment.getAppointmentDate().atZone(ZoneId.systemDefault()).toLocalDate();
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LocalDate nowDate = Instant.now().atZone(ZoneId.systemDefault()).toLocalDate();
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long intervalDays = nowDate.toEpochDay() - appointmentDate.toEpochDay();
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final boolean isAppointmentExpiringByPhone = isHavePhone && intervalDays >= phoneInterval;
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final boolean isAppointmentExpiringByEmail = isHaveEmail && intervalDays >= emailInterval;
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return isAppointmentExpiringByPhone || isAppointmentExpiringByEmail;
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}
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private boolean isAppointmentNotifyNotOnLimit(Appointment appointment) {
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int sendNotifyToCustomerRecordSum =
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appointmentExpiringNotifyRecordRepository.findAllByAppointmentId(appointment.getId()).size();
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return sendNotifyToCustomerRecordSum < SEND_EXPIRING_NOTIFY_LIMIT;
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}
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private String getAppointmentUrl(Long appointmentId) {
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return applicationProperties.getFrontEndDomain() + "?notContactAppointmentId=" + appointmentId;
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}
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private String getAppointmentPendingNotifyEmailContent(int sum) {
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Context context = new Context();
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context.setVariable("pendingAppointmentSum", sum);
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return springTemplateEngine.process("mail/appointmentPendingNotifyEmail", context);
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}
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private String getAppointmentExpiringNotifyEmail(String consultantName, String notifyUrl) {
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Context context = new Context();
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context.setVariable("consultantName", consultantName);
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context.setVariable("notifyUrl", notifyUrl);
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return springTemplateEngine.process("mail/appointmentExpiringNotifyEmail", context);
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}
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}
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