diff --git a/app/controller/PayController.php b/app/controller/PayController.php
index 3008568..99106fe 100644
--- a/app/controller/PayController.php
+++ b/app/controller/PayController.php
@@ -30,30 +30,30 @@ class PayController
         $out_trade_no = Order::where('out_trade_no', $req_data['out_trade_no'])->value('out_trade_no');
         if ($out_trade_no) return '订单提交重复';
         // 创建新订单
-        $order_id = Order::createOrder($req_data);
-        if (!$order_id) return '创建订单失败';
-        return redirect("/Pay/console/{$order_id}");
+        $order_info = Order::createOrder($req_data);
+        if ($order_info['code'] !== 0) return $order_info['msg'];
+        return redirect("/Pay/console/{$order_info['data']['order_id']}");
     }
     // api提交订单
     public function mapi(Request $request)
     {
-        if (!$request->isPost()) return '请使用POST方式提交';
+        if (!$request->isPost()) return json(backMsg(0, '请求方式错误'));
         $req_data = $request->post();
         if (!$req_data) $req_data = $request->get();
-        if (!$req_data) return '参数错误';
+        if (!$req_data) return json(backMsg(0, '参数错误'));
         // 验证签名
         $key = User::where('pid', $req_data['pid'])->where('state', 1)->value('secret_key');
-        if (!$key) return '用户禁用或不存在';
+        if (!$key) return json(backMsg(0, '用户禁用或不存在'));
         $sign_str = self::getSign($req_data, $key);
-        if ($req_data['sign'] !== $sign_str) return '签名错误';
+        if ($req_data['sign'] !== $sign_str) return json(backMsg(0, '签名错误'));
         // 检查商户订单
         $out_trade_no = Order::where('out_trade_no', $req_data['out_trade_no'])->value('out_trade_no');
-        if ($out_trade_no) return '订单提交重复';
+        if ($out_trade_no) return json(backMsg(0, '订单提交重复'));
         // 创建新订单
-        $order_id = Order::createOrder($req_data);
-        if (!$order_id) return '创建订单失败';
-        $payurl = $request->domain() . "/Pay/console/{$order_id}";
-        $info = ['code' => 1, 'msg' => '订单创建成功', 'trade_no' => $order_id, 'qrcode' => $payurl];
+        $order_info = Order::createOrder($req_data);
+        if ($order_info['code'] !== 0) return json(backMsg(0, $order_info['msg']));
+        $payurl = $request->domain() . "/Pay/console/{$order_info['data']['order_id']}";
+        $info = ['code' => 1, 'msg' => '订单创建成功', 'trade_no' => $order_info['data']['order_id'], 'payurl' => $payurl];
         return json($info);
     }
     // 收银台
diff --git a/app/model/Order.php b/app/model/Order.php
index 1f62400..1dbeec6 100644
--- a/app/model/Order.php
+++ b/app/model/Order.php
@@ -13,11 +13,12 @@ class Order extends BaseModel
     // 订单有效期
     private static $activity_time = 180;
     // 新建订单
-    public static function createOrder($data): string|false
+    public static function createOrder($data): array
     {
         $my_time = time();
         $channel = self::setChannel($data['pid'], $data['type']);
-        if (!$channel) return false;
+        if ($channel['code'] !== 0) return $channel;
+        $channel = $channel['data'];
         $new_order = [
             // 订单号
             'order_id'      => self::createOrderID('H'),
@@ -60,9 +61,9 @@ class Order extends BaseModel
         ];
         $res = self::create($new_order);
         if ($res->order_id) {
-            return $res->order_id;
+            return backMsg(0, 'ok', ['order_id' => $res->order_id]);
         } else {
-            return false;
+            return backMsg(4, '创建订单记录失败');
         }
     }
     // 查询订单列表
@@ -119,8 +120,9 @@ class Order extends BaseModel
     {
         // 查询有效收款账户及通道
         $aids = PayAccount::where('pid', $pid)->where('state', 1)->column('id');
+        if (!$aids) return backMsg(1, '用户无可用收款账户');
         $channel_infos = PayChannel::whereIn('account_id', $aids)->where('state', 1)->order('last_time', 'asc')->select();
-        if (!$channel_infos || !$aids) return [];
+        if ($channel_infos->isEmpty()) return backMsg(2, '用户账户无可用收款码');
         // 微信/支付宝收款处理
         $channel_info = null;
         foreach ($channel_infos as $key => $value) {
@@ -140,12 +142,12 @@ class Order extends BaseModel
                 break;
             }
         }
-        if (!$channel_info) return [];
+        if (!$channel_info) return backMsg(3, '用户账户无可用收款通道');
         // 选取收款通道
         $patt = PayAccount::find($channel_info->account_id);
         $channel = ['aid' => $channel_info->account_id, 'cid' => $channel_info->id, 'patt' => $patt->getData('pattern')];
         PayChannel::update(['last_time' => self::getFormatTime(), 'id' => $channel['cid']]);
-        return $channel;
+        return backMsg(0, 'ok', $channel);
     }
     // 获取扩展参数数组
     // private static function getParams(array $data): array