diff --git a/app/controller/Wechat.php b/app/controller/Wechat.php
index 56f9b8b..e583cd3 100644
--- a/app/controller/Wechat.php
+++ b/app/controller/Wechat.php
@@ -58,7 +58,7 @@ class Wechat
 
         $user = AppUser::where('openid', $user->getId())->find();
 
-        if (!$user) {
+        if (! $user) {
             $user = AppUser::create([
                 'nickname' => $user->getNickname(),
                 'avatar'   => $user->getAvatar(),
@@ -80,6 +80,13 @@ class Wechat
      */
     public function payment()
     {
+        $userId = $GLOBALS['data']['userid'];
+        if (empty($userId)) {
+            return show("未登录！", NEED_LOGIN);
+        }
+
+        $user = AppUser::find($userId);
+
         $notifyUrl = Route::buildUrl('wechat/paid')
             ->suffix(false)
             ->domain(true);
@@ -91,7 +98,7 @@ class Wechat
             'total_fee'    => 100,
             'notify_url'   => $notifyUrl,
             'trade_type'   => 'JSAPI',
-            'openid'       => '$openid',
+            'openid'       => $user->openid,
         ]);
         dump($unify);
 //        $prepayId = $unify->prepay_id;