diff --git a/handle/error.go b/handle/error.go
index 644eb82..828d52f 100644
--- a/handle/error.go
+++ b/handle/error.go
@@ -8,7 +8,7 @@ import (
 	"github.com/xmdhs/authlib-skin/model"
 )
 
-func handleError(ctx context.Context, w http.ResponseWriter, msg string, code int, httpcode int) {
+func handleError(ctx context.Context, w http.ResponseWriter, msg string, code model.APIStatus, httpcode int) {
 	w.WriteHeader(httpcode)
 	b, err := json.Marshal(model.API[any]{Code: code, Msg: msg, Data: nil})
 	if err != nil {
diff --git a/handle/user.go b/handle/user.go
index 2477f74..0e95eb1 100644
--- a/handle/user.go
+++ b/handle/user.go
@@ -1,25 +1,35 @@
 package handle
 
 import (
+	"database/sql"
 	"log/slog"
 	"net/http"
 
+	"github.com/bwmarrin/snowflake"
 	"github.com/go-playground/validator/v10"
 	"github.com/julienschmidt/httprouter"
+	"github.com/xmdhs/authlib-skin/config"
 	"github.com/xmdhs/authlib-skin/db/mysql"
 	"github.com/xmdhs/authlib-skin/model"
+	"github.com/xmdhs/authlib-skin/service"
 	"github.com/xmdhs/authlib-skin/utils"
 )
 
-func Reg(l *slog.Logger, q mysql.Querier, v *validator.Validate) httprouter.Handle {
+func Reg(l *slog.Logger, q mysql.Querier, v *validator.Validate, db *sql.DB, snow *snowflake.Node, c config.Config) httprouter.Handle {
 	return func(w http.ResponseWriter, r *http.Request, p httprouter.Params) {
 		ctx := r.Context()
 
 		u, err := utils.DeCodeBody[model.User](r.Body, v)
 		if err != nil {
 			l.InfoContext(ctx, err.Error())
+			handleError(ctx, w, err.Error(), model.ErrInput, 400)
+			return
+		}
+		err = service.Reg(ctx, u, q, db, snow, c)
+		if err != nil {
+			l.WarnContext(ctx, err.Error())
+			handleError(ctx, w, err.Error(), model.ErrService, 500)
+			return
 		}
-		_ = u
-
 	}
 }
diff --git a/model/const.go b/model/const.go
index 05d35f3..e0c78ea 100644
--- a/model/const.go
+++ b/model/const.go
@@ -1,5 +1,9 @@
 package model
 
+type APIStatus int
+
 const (
-	OK = 0
+	OK APIStatus = iota
+	ErrInput
+	ErrService
 )
diff --git a/model/model.go b/model/model.go
index 75e1c1d..64b209c 100644
--- a/model/model.go
+++ b/model/model.go
@@ -1,9 +1,9 @@
 package model
 
 type API[T any] struct {
-	Code int    `json:"code"`
-	Data T      `json:"data"`
-	Msg  string `json:"msg"`
+	Code APIStatus `json:"code"`
+	Data T         `json:"data"`
+	Msg  string    `json:"msg"`
 }
 
 type User struct {