fix: 多条退款detail合并为单条

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

@@ -219,6 +219,9 @@ public class OrderService {
             List<TbOrderDetail> list = mpOrderDetailMapper.selectList(new LambdaQueryWrapper<TbOrderDetail>()
                     .eq(TbOrderDetail::getOrderId, orderInfo.getId())
                     .ne(TbOrderDetail::getProductId, TableConstant.CART_SEAT_ID));
+
+            int num = 0;
+            if (!"unpaid".equals(orderInfo.getStatus())) {
                 HashMap<String, TbOrderDetail> detailHashMap = new HashMap<>();
                 list.forEach(item -> {
                     TbOrderDetail orderDetail = detailHashMap.get(item.getCartId().toString());
@@ -230,11 +233,16 @@ public class OrderService {
                         orderDetail.setPackAmount(orderDetail.getPackAmount().add(item.getPackAmount()));
                     }
                 });
-            int num = 0;
+
                 for (TbOrderDetail orderDetail : detailHashMap.values()) {
                     num = num + orderDetail.getNum();
                 }
                 orderInfo.setDetailList(new ArrayList<>(detailHashMap.values()));
+            }else {
+                orderInfo.setDetailList(list);
+            }
+
+
             orderInfo.setTotalNumber(num);
         }
 //