diff --git a/beike/Repositories/CartRepo.php b/beike/Repositories/CartRepo.php
index 0514963a..b16e48fd 100644
--- a/beike/Repositories/CartRepo.php
+++ b/beike/Repositories/CartRepo.php
@@ -12,12 +12,17 @@
 namespace Beike\Repositories;
 
 use Beike\Models\Cart;
+use Beike\Models\CartProduct;
+use Beike\Models\Customer;
 
 class CartRepo
 {
-    public static function createCart(int $customerId)
+    public static function createCart($customer)
     {
-        $customer = CustomerRepo::find($customerId);
+        if (is_numeric($customer)) {
+            $customer = Customer::query()->find($customer);
+        }
+        $customerId = $customer->id;
         $cart = Cart::query()->where('customer_id', $customerId)->first();
         if (empty($cart)) {
             $shippingMethod = PluginRepo::getShippingMethods()->first();
@@ -33,4 +38,14 @@ class CartRepo
         }
         return $cart;
     }
+
+    public static function clearSelectedCartProducts($customer)
+    {
+        if (is_numeric($customer)) {
+            $customer = Customer::query()->find($customer);
+        }
+        $customerId = $customer->id;
+        Cart::query()->where('customer_id', $customerId)->delete();
+        CartProduct::query()->where('customer_id', $customerId)->where('selected', true)->delete();
+    }
 }
diff --git a/beike/Shop/Services/CheckoutService.php b/beike/Shop/Services/CheckoutService.php
index 1f574c85..bd3e6433 100644
--- a/beike/Shop/Services/CheckoutService.php
+++ b/beike/Shop/Services/CheckoutService.php
@@ -36,7 +36,7 @@ class CheckoutService
         if (empty($this->customer) || !($this->customer instanceof Customer)) {
             throw new \Exception("购物车客户无效");
         }
-        $this->cart = CartRepo::createCart($this->customer->id);
+        $this->cart = CartRepo::createCart($this->customer);
     }
 
     /**
@@ -80,6 +80,7 @@ class CheckoutService
         $data['customer'] = $customer;
         $data['checkout'] = self::checkoutData();
         $order = OrderRepo::create($data);
+        CartRepo::clearSelectedCartProducts($customer);
         // Notification::endmail();
         // Notification::sendsms();
         return $order;