[AFP-25] 🚧 Add email sending functionality. Need to add info to...

[AFP-25] 🚧 Add email sending functionality. Need to add info to emails and make non blocking. Also need to add to Kafka subscribers, etc. [@kkaminski]

pom.xml

@@ -92,6 +92,11 @@
 			<artifactId>velocity</artifactId>
 			<version>1.5</version>
 		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-mail</artifactId>
+			<version>2.3.4.RELEASE</version>
+		</dependency>
 		<dependency>
 			<groupId>io.projectreactor.kafka</groupId>
 			<artifactId>reactor-kafka</artifactId>

src/main/java/com/afp/ordermanagement/config/MailConfig.java

+package com.afp.ordermanagement.config;
+
+import java.util.Properties;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.PropertySource;
+import org.springframework.mail.SimpleMailMessage;
+import org.springframework.mail.javamail.JavaMailSender;
+import org.springframework.mail.javamail.JavaMailSenderImpl;
+
+@ComponentScan(basePackages = { "com.afp.ordermanagement.mail" })
+@PropertySource(value={"classpath:application.properties"})
+public class MailConfig {
+    @Value("${spring.mail.host}")
+    private String mailServerHost;
+
+    @Value("${spring.mail.port}")
+    private Integer mailServerPort;
+
+    @Value("${spring.mail.username}")
+    private String mailServerUsername;
+
+    @Value("${spring.mail.password}")
+    private String mailServerPassword;
+
+    @Value("${spring.mail.properties.mail.smtp.auth}")
+    private String mailServerAuth;
+
+    @Value("${spring.mail.properties.mail.smtp.starttls.enable}")
+    private String mailServerStartTls;
+
+    @Bean
+    public JavaMailSender getJavaMailSender() {
+        JavaMailSenderImpl mailSender = new JavaMailSenderImpl();
+
+        mailSender.setHost(mailServerHost);
+        mailSender.setPort(mailServerPort);
+
+        mailSender.setUsername(mailServerUsername);
+        mailSender.setPassword(mailServerPassword);
+
+        Properties props = mailSender.getJavaMailProperties();
+        props.put("mail.transport.protocol", "smtp");
+        props.put("mail.smtp.auth", mailServerAuth);
+        props.put("mail.smtp.starttls.enable", mailServerStartTls);
+        props.put("mail.debug", "true");
+
+        return mailSender;
+    }
+
+    @Bean
+    public SimpleMailMessage templateSimpleMessage() {
+        SimpleMailMessage message = new SimpleMailMessage();
+        message.setText("This is the test email template for your email:\n%s\n");
+        return message;
+    }
+
+}

src/main/java/com/afp/ordermanagement/controller/EmailController.java

+package com.afp.ordermanagement.controller;
+
+import com.afp.ordermanagement.service.EmailService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class EmailController {
+    @Autowired
+    private EmailService emailService;
+
+    @GetMapping(value = "/sendmail")
+    public String sendmail() {
+
+        emailService.sendMail("kate@example.com", "Getting Things Working!", "We are Working Now");
+
+        return "sent";
+    }
+}
\ No newline at end of file

src/main/java/com/afp/ordermanagement/service/EmailService.java

+package com.afp.ordermanagement.service;
+
+import org.springframework.mail.SimpleMailMessage;
+import org.springframework.mail.javamail.JavaMailSender;
+import org.springframework.stereotype.Service;
+
+@Service
+public class EmailService {
+    private JavaMailSender javaMailSender;
+
+    public EmailService(JavaMailSender javaMailSender) {
+        this.javaMailSender = javaMailSender;
+    }
+
+    public void sendMail(String toEmail, String subject, String message) {
+
+        SimpleMailMessage mailMessage = new SimpleMailMessage();
+
+        mailMessage.setTo(toEmail);
+        mailMessage.setSubject(subject);
+        mailMessage.setText(message);
+
+        mailMessage.setFrom("NOREPLY@nisum.com");
+
+        javaMailSender.send(mailMessage);
+    }
+}