package email

import (
	"crypto/tls"
	"fmt"
	"gxy/config"

	"gopkg.in/gomail.v2"
)

var (
	host     = config.GlobalConfig.Email.SMTPServer
	port     = config.GlobalConfig.Email.Port
	username = config.GlobalConfig.Email.Username
	password = config.GlobalConfig.Email.Password
)

// Email 发送器结构
type Email struct {
	dialer *gomail.Dialer
	from   string
}

// NewEmail 创建一个邮件发送器实例
func NewEmail() *Email {
	// 获取配置信息
	host := config.GlobalConfig.Email.SMTPServer
	port := config.GlobalConfig.Email.Port
	username := config.GlobalConfig.Email.Username
	password := config.GlobalConfig.Email.Password

	// fmt.Printf("%v %v %v %v\n", host, port, username, password)
	dialer := gomail.NewDialer(host, port, username, password)
	dialer.TLSConfig = &tls.Config{InsecureSkipVerify: true}
	return &Email{
		dialer: dialer,
		from:   username,
	}
}

// Send 发送邮件，支持 HTML 内容
func (e *Email) Send(to string, subject string, body string) error {
	msg := gomail.NewMessage()
	msg.SetHeader("From", e.from)
	msg.SetHeader("To", to)
	// msg.SetHeader("Cc", "benben@5700.cf")
	msg.SetHeader("Subject", subject)
	msg.SetBody("text/html", body)

	if err := e.dialer.DialAndSend(msg); err != nil {
		return fmt.Errorf("发送邮件失败: %w", err)
	}
	return nil
}