邮件服务---

project-zcustom/src/main/java/com/project/zcustom/controller/unit/LargeIssueController.java

@@ -39,7 +39,7 @@ public class LargeIssueController extends BaseController {
     }
 
     @Log(title = "上报问题", businessType = BusinessType.EXPORT)
-    @PostMapping("/export")
+
     public void export(HttpServletResponse response, LargeIssue entity) {
         List<LargeIssue> list = largeIssueService.selectLargeIssueList(entity);
         ExcelUtil<LargeIssue> util = new ExcelUtil<>(LargeIssue.class);

project-zcustom/src/main/java/com/project/zcustom/controller/unit/emailController.java

@@ -0,0 +1,107 @@
+package com.project.zcustom.controller.unit;
+
+import com.project.common.core.domain.AjaxResult;
+import com.project.zcustom.domain.unit.ManagerEmail;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.core.io.FileSystemResource;
+import org.springframework.mail.MailException;
+import org.springframework.mail.SimpleMailMessage;
+import org.springframework.mail.javamail.JavaMailSender;
+import org.springframework.mail.javamail.MimeMessageHelper;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.mail.internet.MimeMessage;
+import java.io.File;
+
+@RestController
+@RequestMapping("/zcustom/email")
+public class emailController {
+    /**
+     * 邮件发送接口
+     */
+    @Autowired
+    private JavaMailSender mailSender;
+
+    /**
+     * 邮件发送人
+     */
+    @Value("${spring.mail.username}")
+    private String sender;
+
+    /**
+     * 邮件发送方法
+     */
+    @PostMapping("/send")
+    public AjaxResult sendEmail(@RequestBody ManagerEmail managerEmail) {
+        //创建简单邮件消息
+        SimpleMailMessage message = new SimpleMailMessage();
+        //谁发的
+        message.setFrom(sender);
+        //谁要接收
+        message.setTo(managerEmail.getReceiver());
+        //邮件标题
+        message.setSubject(managerEmail.getSubject());
+        //邮件内容
+        message.setText(managerEmail.getContent());
+        try {
+            mailSender.send(message);
+            return AjaxResult.success("发送邮件成功");
+        } catch (MailException e) {
+            e.printStackTrace();
+            return AjaxResult.error("发送邮件失败");
+        }
+    }
+
+    @PostMapping("/complexSend")
+    public AjaxResult enclosureEmail(@RequestParam MultipartFile multipartFile, @RequestParam String receiver, @RequestParam String subject, @RequestParam String content) {
+        //创建一个MINE消息
+        MimeMessage message = mailSender.createMimeMessage();
+        try {
+            MimeMessageHelper helper = new MimeMessageHelper(message, true);
+            //谁发
+            helper.setFrom(sender);
+            //谁接收
+            helper.setTo(receiver);
+            //邮件主题
+            helper.setSubject(subject);
+            //邮件内容   true 表示带有附件或html
+            helper.setText(content, true);
+            File multipartFileToFile = MultipartFileToFile(multipartFile);
+            if (multipartFileToFile == null) {
+                return AjaxResult.error("文件转换失败");
+            }
+            FileSystemResource file = new FileSystemResource(multipartFileToFile);
+            String filename = file.getFilename();
+            //添加附件
+            if (filename == null) {
+                return AjaxResult.error("文件名称获取失败");
+            }
+            helper.addAttachment(filename, file);
+            mailSender.send(message);
+            return AjaxResult.success("发送邮件成功");
+        }  catch (javax.mail.MessagingException e) {
+            e.printStackTrace();
+            return AjaxResult.error("发送邮件失败");
+        }
+    }
+
+    private File MultipartFileToFile(MultipartFile multiFile) {
+        // 获取文件名
+        String fileName = multiFile.getOriginalFilename();
+        // 获取文件后缀
+        String prefix = fileName.substring(fileName.lastIndexOf("."));
+        // 若需要防止生成的临时文件重复,可以在文件名后添加随机码
+
+        try {
+            File file = File.createTempFile(fileName, prefix);
+            multiFile.transferTo(file);
+            return file;
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+}
+

project-zcustom/src/main/java/com/project/zcustom/domain/unit/ManagerEmail.java

@@ -0,0 +1,26 @@
+package com.project.zcustom.domain.unit;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import org.springframework.beans.factory.annotation.Value;
+
+import java.io.Serializable;
+
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class ManagerEmail implements Serializable {
+    /**
+     * 邮件接收方
+     */
+    private String receiver;
+    /**
+     * 邮件主题
+     */
+    private String subject;
+    /**
+     * 邮件内容
+     */
+    private String content;
+}