From 65f52e86943b6a30da6f3438043eb1047e7ea182 Mon Sep 17 00:00:00 2001
From: SongZhang <2064194730@qq.com>
Date: Tue, 8 Oct 2024 15:00:35 +0800
Subject: [PATCH] =?UTF-8?q?=E5=88=87=E6=8D=A2=E5=B0=B1=E9=A4=90=E6=A8=A1?=
 =?UTF-8?q?=E5=BC=8F=E8=AE=A1=E7=AE=97=E6=89=93=E5=8C=85=E8=B4=B9?=
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---
 .../system/cashierservice/service/CartService.java            | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/main/java/com/chaozhanggui/system/cashierservice/service/CartService.java b/src/main/java/com/chaozhanggui/system/cashierservice/service/CartService.java
index bbf0ff8..cb27d5b 100644
--- a/src/main/java/com/chaozhanggui/system/cashierservice/service/CartService.java
+++ b/src/main/java/com/chaozhanggui/system/cashierservice/service/CartService.java
@@ -1602,6 +1602,10 @@ public class CartService {
             cashierCartList = mpCashierCartMapper.selectList(queryWrapper);
 
             // 计算打包费
+            if (cashierCartList.isEmpty()) {
+                return new ArrayList<>();
+            }
+
             List<String> productIds = cashierCartList.stream().map(TbCashierCart::getProductId).collect(Collectors.toList());
             Map<Integer, TbProduct> productMap = productMapper.selectByIds(productIds).stream()
                     .collect(Collectors.toMap(