feat: ticket enhancemnet

lib/email/email.go

@@ -1,19 +1,83 @@
 package email
 
-import "net/smtp"
+import (
+	"crypto/tls"
+	"fmt"
+	"net/smtp"
+	"strconv"
+	"strings"
+
+	"gopkg.in/gomail.v2"
+)
+
+type EmailConfig struct {
+	Enabled       bool     `yaml:"enabled"` // 是否启用邮件发送
+	Host          string   `yaml:"host"`
+	Port          int      `yaml:"port"`
+	Username      string   `yaml:"username"`
+	Password      string   `yaml:"password"`
+	TLSSkipVerify bool     `yaml:"tlsSkipVerify"`
+	From          string   `yaml:"from"`
+	To            []string `yaml:"to"`
+	Subject       string   `yaml:"subject"`
+	Body          string   `yaml:"body"`
+}
 
 // 简单邮件发送函数
-func SendEmail(to, subject, body string) error {
-	from := "your@email.com"
-	password := "your_password"
-	smtpHost := "smtp.yourserver.com"
-	smtpPort := "587"
+// 该函数使用标准库的 smtp 包发送邮件
+// 注意：此函数不支持 TLS 加密，建议使用 gomail 包发送邮件以支持 TLS 和其他高级功能
+// gomail 包的使用示例见 SendEmailWithGomail 函数
+func SendEmail(email EmailConfig) error {
+	username := email.Username
+	from := email.From
+	password := email.Password
+	to := strings.Join(email.To, ",") // 将多个收件人用逗号连接
+	subject := email.Subject
+	body := email.Body
+	smtpHost := email.Host
+	smtpPort := email.Port
 
 	msg := "From: " + from + "\n" +
 		"To: " + to + "\n" +
 		"Subject: " + subject + "\n\n" +
 		body
-
-	auth := smtp.PlainAuth("", from, password, smtpHost)
-	return smtp.SendMail(smtpHost+":"+smtpPort, auth, from, []string{to}, []byte(msg))
+	auth := smtp.PlainAuth(from, username, password, smtpHost)
+	return smtp.SendMail(smtpHost+":"+strconv.Itoa(smtpPort), auth, from, []string{to}, []byte(msg))
+}
+
+func SendEmailWithGomail(email EmailConfig) error {
+	m := gomail.NewMessage()
+	m.SetHeader("From", email.From)
+	m.SetHeader("To", email.To...)
+	m.SetHeader("Subject", email.Subject)
+	m.SetBody("text/plain", email.Body)
+
+	d := gomail.NewDialer(email.Host, email.Port, email.Username, email.Password)
+
+	// 配置 TLS
+	d.TLSConfig = &tls.Config{
+		InsecureSkipVerify: email.TLSSkipVerify,
+	}
+
+	// gomail 会自动处理 STARTTLS
+	if err := d.DialAndSend(m); err != nil {
+		fmt.Printf("Failed to DialAndSend:%v", err)
+		return err
+	}
+	return nil
+}
+
+// RemoveDuplicateEmails 去除重复的邮箱地址
+func RemoveDuplicateEmails(emails []string) []string {
+	emailMap := make(map[string]struct{})
+	var uniqueEmails []string
+
+	for _, email := range emails {
+		if _, exists := emailMap[email]; !exists {
+			emailMap[email] = struct{}{}
+			uniqueEmails = append(uniqueEmails, email)
+		}
+	}
+
+	return uniqueEmails
 }