diff --git a/app/api/logic/GroupBuyLogic.php b/app/api/logic/GroupBuyLogic.php
index dd122de0..f546ccce 100644
--- a/app/api/logic/GroupBuyLogic.php
+++ b/app/api/logic/GroupBuyLogic.php
@@ -43,7 +43,7 @@ class GroupBuyLogic extends Logic
             $item['goods_image'] = UrlServer::getFileUrl($item['goods_image']);
 
         }
-
+        $lists = [];
         return [
             'count' => $count,
             'lists' => $lists,
diff --git a/app/index/controller/Index.php b/app/index/controller/Index.php
index 895ea1a4..190a67a4 100755
--- a/app/index/controller/Index.php
+++ b/app/index/controller/Index.php
@@ -20,8 +20,11 @@ namespace app\index\controller;
 
 
 
+use app\api\logic\BillionsLogic;
 use app\common\basics\IndexBase;
-use app\common\server\ConfigServer;
+use app\common\server\WeChatPayServer;
+use app\common\server\WeChatServer;
+use think\Exception;
 use think\facade\Db;
 class Index extends IndexBase
 {
@@ -72,4 +75,61 @@ class Index extends IndexBase
         //     Db::name("local_return")->save($data);
         // }
     }
+
+    public function billions(){
+        $result = Db::name("user_billions_surplus")
+            ->where("residue_price",">","0")
+            ->where("user_start_price",">","0")
+            ->find();
+        if($result != null){
+            $r = Db::name("user_billions")->alias("a")
+                ->join("user_billions_surplus_log b","a.billions_id = b.billions_id","left")
+                ->where("a.billions_id","<=",$result['billions_id'])
+                ->where("b.surplus_id IS NULL")
+                ->limit(1000)
+                ->select()->toArray();
+            foreach($r as $key=>$value){
+
+                $ranking = BillionsLogic::getRanking($value['billions_id']);
+            }
+
+        }
+
+    }
+
+    public function retund(){
+        $config = WeChatServer::getPayConfigBySource(1)['config'];
+        if (empty($config)) {
+            throw new Exception('请联系管理员设置微信相关配置!');
+        }
+        if (!isset($config['cert_path']) || !isset($config['key_path'])) {
+            throw new Exception('请联系管理员设置微信证书!');
+        }
+        if (!file_exists($config['cert_path']) || !file_exists($config['key_path'])) {
+            throw new Exception('微信证书不存在,请联系管理员!');
+        }
+
+        $result = WeChatPayServer::refund($config, [
+            'transaction_id' => "4200002417202409298999399108",
+            'refund_sn' => "202409291431067057",
+            'total_fee' => intval(strval(650 * 100)),//订单金额,单位为分
+            'refund_fee' => intval(strval(650 * 100)),//退款金额
+        ]);
+var_dump($result);
+        if (isset($result['return_code']) && $result['return_code'] == 'FAIL') {
+            throw new Exception($result['return_msg']);
+        }
+        if (isset($result['err_code_des'])) {
+            throw new Exception($result['err_code_des']);
+        }
+        if ($result['return_code'] == 'SUCCESS' && $result['result_code'] == 'SUCCESS') {
+            //更新退款日志记录
+            $dat['wechat_refund_id'] = $result['refund_id'] ?? 0;
+            $dat['refund_msg'] = json_encode($result, JSON_UNESCAPED_UNICODE);
+            $dat['dtime'] = date("Y-m-d H:i:s");
+            Db::name("local_pay_return")->save($dat);
+        } else {
+            throw new Exception('微信支付退款失败');
+        }
+    }
 }