修复邮件发送密码为密文密码的Bug

ps：
随机生成的密码打印到日志
邮件通知发送明文密码

server/admin/api_uploaduser.go

@@ -110,6 +110,7 @@ func UploadUser(file string) error {
 		if err := dbdata.AddBatch(user); err != nil {
 			return fmt.Errorf("请检查第%d行数据是否导入有重复用户", index)
 		}
+		user.PinCode = row[4]
 		if user.SendEmail {
 			if err := userAccountMail(user); err != nil {
 				return err

server/admin/api_user.go

@@ -15,6 +15,7 @@ import (
 
 	"github.com/bjdgyc/anylink/base"
 	"github.com/bjdgyc/anylink/dbdata"
+	"github.com/bjdgyc/anylink/pkg/utils"
 	"github.com/bjdgyc/anylink/sessdata"
 	"github.com/skip2/go-qrcode"
 	mail "github.com/xhit/go-simple-mail/v2"
@@ -98,11 +99,17 @@ func UserSet(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	if len(data.PinCode) < 6 {
+		data.PinCode = utils.RandomRunes(8)
+		base.Info("用户", data.Username, "随机密码为:", data.PinCode)
+	}
+	plainpwd := data.PinCode
 	err = dbdata.SetUser(data)
 	if err != nil {
 		RespError(w, RespInternalErr, err)
 		return
 	}
+	data.PinCode = plainpwd
 
 	// 发送邮件
 	if data.SendEmail {