diff --git a/app/common/dao/system/merchant/FinancialRecordDao.php b/app/common/dao/system/merchant/FinancialRecordDao.php
index 6d2b1323..44d2d7c9 100644
--- a/app/common/dao/system/merchant/FinancialRecordDao.php
+++ b/app/common/dao/system/merchant/FinancialRecordDao.php
@@ -20,6 +20,13 @@ use app\common\model\system\merchant\FinancialRecord;
 class FinancialRecordDao extends BaseDao
 {
 
+    const Outlay = 0; //支出
+    const Income = 1; //收入
+
+    const TypeMerchant = 0; //商户
+    const TypeCommon = 1; //公共
+    const TypePlatform = 2; //平台
+
     protected function getModel(): string
     {
         return FinancialRecord::class;
diff --git a/app/common/repositories/store/order/StoreOrderRepository.php b/app/common/repositories/store/order/StoreOrderRepository.php
index 602e8c20..118555c3 100644
--- a/app/common/repositories/store/order/StoreOrderRepository.php
+++ b/app/common/repositories/store/order/StoreOrderRepository.php
@@ -12,8 +12,10 @@
 namespace app\common\repositories\store\order;
 
 use app\common\dao\store\order\StoreOrderDao;
+use app\common\dao\system\merchant\FinancialRecordDao;
 use app\common\model\store\order\StoreGroupOrder;
 use app\common\model\store\order\StoreOrder;
+use app\common\model\system\merchant\Merchant;
 use app\common\model\user\User;
 use app\common\repositories\BaseRepository;
 use app\common\repositories\delivery\DeliveryOrderRepository;
@@ -374,6 +376,10 @@ class StoreOrderRepository extends BaseRepository
                         $_payPrice = bcadd($_payPrice, $order->platform_coupon_price, 2);
                     }
 
+                    if ($_payPrice > 0) {
+                        $this->autoMargin($_payPrice, $order, $finance, $financeSn, $i);
+                    }
+
                     if (!$is_combine) {
                         app()->make(MerchantRepository::class)->addLockMoney($order->mer_id, 'order', $order->order_id, $_payPrice);
                     }
@@ -450,6 +456,39 @@ class StoreOrderRepository extends BaseRepository
 
     }
 
+    /**
+     * 自动扣除保证金
+     * @param $income
+     * @param $order
+     * @param $finance
+     * @param $financeSn
+     * @param $index
+     * @return void
+     */
+    public function autoMargin(&$income, $order, &$finance, $financeSn, $index = 0)
+    {
+        $merchant = Merchant::find($order->mer_id);
+        //商户保证金未完全缴纳且设置了自动扣除比例
+        if ($merchant['margin'] > $merchant['paid_margin'] && $merchant['auto_margin_rate'] > 0 && $merchant['auto_margin_rate'] <= 100) {
+            $margin = bcmul($income, $merchant['auto_margin_rate'] / 100, 2);
+            $margin = min(bcsub($merchant['margin'], $merchant['paid_margin'], 2), $margin);
+            $income = max(bcsub($income, $margin, 2), 0);
+            $finance[] = [
+                'order_id' => $order->order_id,
+                'order_sn' => $order->order_sn,
+                'user_info' => $order->user->nickname,
+                'user_id' => $order->uid,
+                'financial_type' => 'auto_margin',
+                'financial_pm' => FinancialRecordDao::Outlay,
+                'type' => FinancialRecordDao::TypePlatform,
+                'number' => $margin,
+                'mer_id' => $order->mer_id,
+                'financial_record_sn' => $financeSn . $index
+            ];
+            $merchant->save(['paid_margin' => bcadd($merchant['paid_margin'], $margin, 2)]);
+        }
+    }
+
     /**
      *  自动打印
      * @Author:Qinii