feat(mail): 集成邮件发送功能并配置SMTP服务

- 添加 spring-boot-starter-mail依赖
- 在 application.yml 中配置 SMTP 服务器信息
- 注入 JavaMailSender 并实现消息监听器中的邮件发送逻辑- 设置邮件发送者、接收者、主题及内容
- 使用 RabbitMQ 消息队列触发邮件通知机制

pom.xml

@@ -91,6 +91,11 @@
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-mail</artifactId>
+        </dependency>
+
 
     </dependencies>
     <dependencyManagement>

snails-chat/src/main/java/com/hanserwei/chat/consumer/RabbitMQConsumer.java

@@ -1,8 +1,11 @@
 package com.hanserwei.chat.consumer;
 
+import jakarta.annotation.Resource;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.amqp.core.Message;
 import org.springframework.amqp.rabbit.annotation.RabbitListener;
+import org.springframework.mail.SimpleMailMessage;
+import org.springframework.mail.javamail.JavaMailSender;
 import org.springframework.stereotype.Component;
 
 import java.nio.charset.StandardCharsets;
@@ -11,10 +14,24 @@ import java.nio.charset.StandardCharsets;
 @Component
 public class RabbitMQConsumer {
 
+    @Resource
+    private JavaMailSender mailSender;
+
     @RabbitListener(queues = "chat.queue")
     public void receiveMessage(Object message) {
         String messageText = extractMessage(message);
         log.info("Received message text:\n{}", messageText);
+        SimpleMailMessage mailMessage = new SimpleMailMessage();
+        // 配置发送者邮箱
+        mailMessage.setFrom("2628273921@qq.com");
+        // 配置接受者邮箱
+        mailMessage.setTo("ssw010723@gmail.com");
+        // 配置邮件主题
+        mailMessage.setSubject("主题：及时联系客户");
+        // 配置邮件内容
+        mailMessage.setText(messageText);
+        // 发送邮件
+        mailSender.send(mailMessage);
     }
 
     private String extractMessage(Object message) {

snails-chat/src/main/resources/config/application.yml

@@ -12,6 +12,15 @@ spring:
   jackson:
     serialization:
       write-dates-as-timestamps: false
+  mail:
+    host: ${MAIL_HOST:smtp.qq.com}
+    port: ${MAIL_PORT:587}
+    username: ${MAIL_USERNAME:2628273921@qq.com}
+    password: ENC(ARrAyZNZhbaG6tebogv6WSQbtCO+Vq93NfSA6tMAiD0tTogujERVwEGBECakH0LUhYq9oTaXgfw7tonxNAFEwg==)
+    properties:
+      mail.smtp.auth: true
+      mail.smtp.starttls.enable: true
+      mail.smtp.starttls.required: true
   data:
     redis:
       host: localhost