auth

@@ -7,6 +7,7 @@ import {createApi} from 'create-api';
 import {Style, Toast, Dialog, DatePicker, ImagePreview} from 'cube-ui'; //eslint-disable-line
 import {get} from 'lodash';
 import Lazy from 'vue-lazyload';
+import cookie from 'yoho-cookie';
 import yoho from 'common/yoho';
 import OrderPayType from 'components/order-pay-type';
 import Bind from 'components/bind';
@@ -47,6 +48,7 @@ yoho.auth = async(loginUrl) => {
   if (user && user.uid) {
     return user;
   } else {
+    cookie.set('third_backurl', location.href);
     location.href = loginUrl || `${location.origin}/xianyu/passport/login/taobao`;
     return;
   }