package user

import (
	"errors"
	"github.com/astaxie/beego/logs"
	"nginx-ui/server/base"
	"nginx-ui/server/models"
	"nginx-ui/server/modules/mail"
	"nginx-ui/server/modules/settings"
	"strings"
)

var ConfigUserResetPass = "USER_EMAIL_RESET_PASS"

// SendUserResetPassEmail 忘记密码邮件，to: 邮件地址， link: 密码或者链接
func SendUserResetPassEmail(user *models.User, link string) error {
	list := settings.GetSettings(ConfigUserResetPass)
	if len(list) == 0 {
		logs.Warn("not config add user email!")
		return errors.New("系统未配置邮件信息")
	}
	if user.Email == "" {
		logs.Warn("user's mail is empty")
		return errors.New("账号未绑定邮箱地址！")
	}
	content := ""
	subject := ""
	for _, c := range list {
		if strings.HasSuffix(c.ConfigKey, "@Content") {
			content = c.ConfigValue
		} else if strings.HasSuffix(c.ConfigKey, "@Subject") {
			subject = c.ConfigValue
		}
	}
	if subject == "" || content == "" {
		logs.Warn("subject or content is empty")
		return errors.New("系统未正确配置邮件信息！")
	}

	replaces := []*base.Replace{
		base.CreateReplace("{{username}}", user.Nickname),
		base.CreateReplace("{{account}}", user.Account),
		base.CreateReplace("{{link}}", link),
		base.CreateReplace("{{password}}", link),
	}
	for _, replace := range replaces {
		content = strings.ReplaceAll(content, replace.Old, replace.New)
	}
	err := mail.SendEmail(user.Email, subject, content, nil)
	if err != nil {
		return errors.New("邮件发送失败，请稍后重试！")
	}
	return nil
}