feat: use six-digit numeric member invite codes

server/internal/model/input/sysin/app_member_auth.go

@@ -2,6 +2,7 @@ package sysin
 
 import (
 	"context"
+	"regexp"
 	"strings"
 
 	"github.com/gogf/gf/v2/errors/gerror"
@@ -11,7 +12,7 @@ type AppMemberRegisterInp struct {
 	Username       string `json:"username" v:"required|length:3,64#用户名不能为空|用户名长度为3到64个字符"`
 	Mobile         string `json:"mobile" v:"required|phone-loose#手机号不能为空|手机号格式不正确"`
 	Password       string `json:"password" v:"required|length:8,64#密码不能为空|密码长度为8到64个字符"`
-	InviteCode     string `json:"inviteCode" v:"max-length:32#邀请码不能超过32个字符"`
+	InviteCode     string `json:"inviteCode" v:"required#请输入邀请码"`
 	RegisterOrigin string `json:"registerOrigin" v:"max-length:512#注册来源不能超过512个字符"`
 	RegisterHost   string `json:"registerHost" v:"max-length:255#注册域名不能超过255个字符"`
 }
@@ -20,6 +21,9 @@ func (in *AppMemberRegisterInp) Filter(ctx context.Context) error {
 	in.Username = strings.TrimSpace(in.Username)
 	in.Mobile = strings.TrimSpace(in.Mobile)
 	in.InviteCode = strings.TrimSpace(in.InviteCode)
+	if !regexp.MustCompile(`^[0-9]{6}$`).MatchString(in.InviteCode) {
+		return gerror.New("邀请码必须为6位数字")
+	}
 	if !containsLetterAndNumber(in.Password) {
 		return gerror.New("密码至少8位且必须同时包含字母和数字")
 	}