From 3964cabc5363f81d9c84ebfdc09e08df07970d3c Mon Sep 17 00:00:00 2001
From: bestgopher <84328409@qq.com>
Date: Fri, 8 May 2020 16:08:54 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=80=E7=82=B9=E5=B0=8F=E4=BC=98=E5=8C=96?=
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---
 backend/model/user.go | 18 +++++++-----------
 1 file changed, 7 insertions(+), 11 deletions(-)

diff --git a/backend/model/user.go b/backend/model/user.go
index ba693cd9..feb801cb 100644
--- a/backend/model/user.go
+++ b/backend/model/user.go
@@ -54,17 +54,13 @@ func (user *User) Add() error {
 	// 如果存在用户名相同的用户，抛错
 	user2, err := GetUserByUsername(user.Username)
 	if err != nil {
-		if err == mgo.ErrNotFound {
-			// pass
-		} else {
-			log.Errorf(err.Error())
-			debug.PrintStack()
-			return err
-		}
-	} else {
-		if user2.Username == user.Username {
-			return errors.New("username already exists")
-		}
+		log.Errorf(err.Error())
+		debug.PrintStack()
+		return err
+	}
+
+	if user2.Username == user.Username {
+		return errors.New("username already exists")
 	}
 
 	user.Id = bson.NewObjectId()