73 lines
2.6 KiB
Java
73 lines
2.6 KiB
Java
package ru.ulstu.timeline.service;
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import com.google.common.collect.ImmutableMap;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.scheduling.annotation.Scheduled;
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import org.springframework.stereotype.Service;
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import ru.ulstu.core.util.DateUtils;
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import ru.ulstu.timeline.model.Event;
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import ru.ulstu.timeline.model.PeriodEvent;
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import ru.ulstu.user.service.MailService;
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import java.util.Date;
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import java.util.List;
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import java.util.Map;
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@Service
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public class EventScheduler {
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private final Logger log = LoggerFactory.getLogger(EventScheduler.class);
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private final EventService eventService;
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private final MailService mailService;
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public EventScheduler(EventService eventService,
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MailService mailService) {
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this.eventService = eventService;
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this.mailService = mailService;
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}
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@Scheduled(cron = "0 0 8 * * ?")
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public void sendNotifications() {
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List<Event> events = eventService.findByCurrentDate();
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events.forEach(event -> {
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Map<String, Object> variables = ImmutableMap.of("description", event.getDescription());
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event.getRecipients()
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.forEach(recipient -> mailService.sendEmailFromTemplate(variables, recipient, "eventNotification", event.getTitle()));
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});
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}
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@Scheduled(cron = "0 0 * * * ?")
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public void checkPeriodEvents() {
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log.debug("EventScheduler.checkPeriodEvents started");
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for (Event event : eventService.findAllFuture()) {
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if (halfOfThePeriodHasPassed(event)) {
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eventService.createBasedOn(event, DateUtils.addDays(event.getExecuteDate(), getShiftInDays(event.getPeriod())));
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}
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}
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log.debug("EventScheduler.checkPeriodEvents finished");
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}
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private int getShiftInDays(PeriodEvent periodEvent) {
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switch (periodEvent) {
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case EVERY_DAY:
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return periodEvent.getPeriod().getDays();
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case EVERY_WEEK:
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return periodEvent.getPeriod().getDays();
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case EVERY_MONTH:
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return periodEvent.getPeriod().getMonths() * 30;
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case EVERY_YEAR:
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return periodEvent.getPeriod().getYears() * 365;
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default:
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throw new RuntimeException("period event not exists");
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}
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}
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private boolean halfOfThePeriodHasPassed(Event event) {
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return event.getPeriod() != null && event.getChild() == null
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&& new Date().after(
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DateUtils.addDays(event.getExecuteDate(), (int) -Math.round((double) getShiftInDays(event.getPeriod()) / 2)));
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}
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}
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