未添加商品不允许下单

src/main/java/com/chaozhanggui/system/cashierservice/service/CartService.java

@@ -694,7 +694,7 @@ public class CartService {
                 return;
             }
 
-            if (cashierIds.isEmpty()) {
+            if (cashierIds.isEmpty() || cashierIds.size() == 1) {
                 responseData.put("status", "fail");
                 responseData.put("msg", "购物车为空");
                 responseData.put("data", new ArrayList<>());