ng-tracker/src/main/java/ru/ulstu/user/service/MailService.java
2019-05-15 02:48:44 +04:00

105 lines
4.3 KiB
Java

package ru.ulstu.user.service;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.autoconfigure.mail.MailProperties;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.MimeMessageHelper;
import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Service;
import org.thymeleaf.context.Context;
import org.thymeleaf.spring4.SpringTemplateEngine;
import ru.ulstu.configuration.ApplicationProperties;
import ru.ulstu.configuration.Constants;
import ru.ulstu.user.model.User;
import javax.mail.internet.MimeMessage;
import java.nio.charset.StandardCharsets;
import java.util.Map;
@Service
public class MailService {
private final Logger log = LoggerFactory.getLogger(MailService.class);
private static final String USER = "user";
private static final String BASE_URL = "baseUrl";
private final JavaMailSender javaMailSender;
private final SpringTemplateEngine templateEngine;
private final MailProperties mailProperties;
private final ApplicationProperties applicationProperties;
public MailService(JavaMailSender javaMailSender, SpringTemplateEngine templateEngine,
MailProperties mailProperties, ApplicationProperties applicationProperties) {
this.javaMailSender = javaMailSender;
this.templateEngine = templateEngine;
this.mailProperties = mailProperties;
this.applicationProperties = applicationProperties;
}
@Async
public void sendEmail(String to, String subject, String content) {
log.debug("Send email to '{}' with subject '{}'", to, subject);
MimeMessage mimeMessage = javaMailSender.createMimeMessage();
try {
MimeMessageHelper message = new MimeMessageHelper(mimeMessage, false, StandardCharsets.UTF_8.name());
message.setTo(to);
message.setFrom(mailProperties.getUsername());
message.setSubject(subject);
message.setText(content, true);
javaMailSender.send(mimeMessage);
log.debug("Sent email to User '{}'", to);
} catch (Exception e) {
if (log.isDebugEnabled()) {
log.warn("Email could not be sent to user '{}'", to, e);
} else {
log.warn("Email could not be sent to user '{}': {}", to, e.getMessage());
}
}
}
@Async
public void sendEmailFromTemplate(User user, String templateName, String subject) {
Context context = new Context();
context.setVariable(USER, user);
context.setVariable(BASE_URL, applicationProperties.getBaseUrl());
String content = templateEngine.process(templateName, context);
sendEmail(user.getEmail(), subject, content);
}
//Todo: выделить сервис нотификаций
@Async
public void sendEmailFromTemplate(Map<String, Object> variables, User user, String templateName, String subject) {
Context context = new Context();
variables.entrySet().forEach(entry -> context.setVariable(entry.getKey(), entry.getValue()));
context.setVariable(USER, user);
context.setVariable(BASE_URL, applicationProperties.getBaseUrl());
String content = templateEngine.process(templateName, context);
sendEmail(user.getEmail(), subject, content);
}
@Async
public void sendEmailFromTemplate(Map<String, Object> variables, String templateName, String subject, String email) {
Context context = new Context();
variables.entrySet().forEach(entry -> context.setVariable(entry.getKey(), entry.getValue()));
context.setVariable(BASE_URL, applicationProperties.getBaseUrl());
String content = templateEngine.process(templateName, context);
sendEmail(email, subject, content);
}
@Async
public void sendActivationEmail(User user) {
sendEmailFromTemplate(user, "activationEmail", Constants.MAIL_ACTIVATE);
}
@Async
public void sendPasswordResetMail(User user) {
sendEmailFromTemplate(user, "passwordResetEmail", Constants.MAIL_RESET);
}
@Async
public void sendInviteMail(Map<String, Object> variables, String email) {
sendEmailFromTemplate(variables, "userInviteEmail", Constants.MAIL_INVITE, email);
}
}