72 lines
3.2 KiB
Java
72 lines
3.2 KiB
Java
package ru.ulstu.paper.service;
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import com.google.common.collect.ImmutableMap;
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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.paper.model.Paper;
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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 PaperNotificationService {
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private final static int DAYS_TO_DEADLINE_NOTIFICATION = 7;
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private final static String TEMPLATE_DEADLINE = "paperDeadlineNotification";
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private final static String TEMPLATE_CREATE = "paperCreateNotification";
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private final static String TEMPLATE_STATUS_CHANGED = "paperStatusChangeNotification";
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private final static String TEMPLATE_FAILED = "paperFailedNotification";
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private final static String TITLE_DEADLINE = "Приближается дедлайн статьи";
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private final static String TITLE_CREATE = "Создана статья";
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private final static String TITLE_STATUS_CHANGED = "Изменился статус статьи";
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private final static String TITLE_FAILED = "Статья провалена";
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private final MailService mailService;
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public PaperNotificationService(MailService mailService) {
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this.mailService = mailService;
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}
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public void sendDeadlineNotifications(List<Paper> papers, boolean isDeadlineBeforeWeek) {
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Date now = DateUtils.addDays(new Date(), DAYS_TO_DEADLINE_NOTIFICATION);
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papers
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.stream()
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.filter(paper -> needToSendDeadlineNotification(paper, now, isDeadlineBeforeWeek))
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.forEach(paper -> sendMessageDeadline(paper));
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}
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private boolean needToSendDeadlineNotification(Paper paper, Date compareDate, boolean isDeadlineBeforeWeek) {
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return (paper.getNextDeadline().isPresent())
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&& (compareDate.before(paper.getNextDeadline().get().getDate()) && isDeadlineBeforeWeek
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|| compareDate.after(paper.getNextDeadline().get().getDate()) && !isDeadlineBeforeWeek)
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&& paper.getNextDeadline().get().getDate().after(new Date());
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}
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private void sendMessageDeadline(Paper paper) {
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Map<String, Object> variables = ImmutableMap.of("paper", paper);
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sendForAllAuhtors(variables, paper, TEMPLATE_DEADLINE, TITLE_DEADLINE);
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}
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public void sendCreateNotification(Paper paper) {
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Map<String, Object> variables = ImmutableMap.of("paper", paper);
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sendForAllAuhtors(variables, paper, TEMPLATE_CREATE, TITLE_CREATE);
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}
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public void statusChangeNotification(Paper paper, Paper.PaperStatus oldStatus) {
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Map<String, Object> variables = ImmutableMap.of("paper", paper, "oldStatus", oldStatus);
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sendForAllAuhtors(variables, paper, TEMPLATE_STATUS_CHANGED, TITLE_STATUS_CHANGED);
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}
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public void sendFailedNotification(Paper paper, Paper.PaperStatus oldStatus) {
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Map<String, Object> variables = ImmutableMap.of("paper", paper, "oldStatus", oldStatus);
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sendForAllAuhtors(variables, paper, TEMPLATE_FAILED, TITLE_FAILED);
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}
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private void sendForAllAuhtors(Map<String, Object> variables, Paper paper, String template, String title) {
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paper.getAuthors().forEach(author -> mailService.sendEmailFromTemplate(variables, author, template, title));
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}
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}
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