refactor(sip): 优化订单导入功能

- 新增校验产品编码是否重复的逻辑
- 增加折扣不能为空的校验
- 优化订单导入逻辑，支持增量更新
- 新增删除订单明细的接口和 SQL

ruoyi-sip/src/main/java/com/ruoyi/sip/mapper/OrderInfoMapper.java

@@ -30,6 +30,7 @@ public interface OrderInfoMapper
      * @return 合同档案集合
      */
     public List<OrderInfo> selectOrderInfoList(OrderInfo orderInfo);
+    public List<OrderList> selectOrderListList(Long id);
 
     /**
      * 新增合同档案
@@ -87,6 +88,7 @@ public interface OrderInfoMapper
      * @return 结果
      */
     public int deleteOrderListByOrderId(Long id);
+    public int deleteOrderListById(List<Long> ids);
 
     /**
      * 删除合同清单

ruoyi-sip/src/main/java/com/ruoyi/sip/service/impl/OrderInfoServiceImpl.java

@@ -196,13 +196,26 @@ public class OrderInfoServiceImpl implements IOrderInfoService
     @Override
     public AjaxResult listImportData(List<OrderList> orderListList, Long orderId) {
         Assert.notNull(orderId, "合同ID不能为空");
-        List<String> productCodeList = orderListList.stream().map(OrderList::getProductCode).filter(Objects::nonNull).collect(Collectors.toList());
+        List<String> productCodeList = orderListList.stream()
+                .map(OrderList::getProductCode)
+                .filter(Objects::nonNull)
+                .collect(Collectors.toList());
+
+        // 校验productCode是否重复
+        Set<String> uniqueProductCodes = new HashSet<>(productCodeList);
+        if (uniqueProductCodes.size() != productCodeList.size()) {
+            return AjaxResult.error("产品编码在excel中存在重复");
+        }
+
         if (productCodeList.isEmpty()) {
             return AjaxResult.error("文件为空或产品编码为空");
         }
         for (OrderList orderList : orderListList) {
             orderList.setOrderId(orderId);
-            if (orderList.getDiscount() != null && (orderList.getDiscount().compareTo(BigDecimal.ONE) > 0 || orderList.getDiscount().compareTo(BigDecimal.ZERO) <= 0)) {
+            if (orderList.getDiscount() == null) {
+                return AjaxResult.error("折扣不能为空");
+            }
+            if (orderList.getDiscount().compareTo(BigDecimal.ONE) > 0 || orderList.getDiscount().compareTo(BigDecimal.ZERO) <= 0) {
                 return AjaxResult.error("折扣区间需在0-1之间");
             }
             if (orderList.getPrice() == null) {
@@ -218,11 +231,61 @@ public class OrderInfoServiceImpl implements IOrderInfoService
             }
             orderList.setAmount(amount);
         }
-        orderInfoMapper.deleteOrderListByOrderId(orderId);
-        orderInfoMapper.batchOrderList(orderListList);
+//        orderInfoMapper.deleteOrderListByOrderId(orderId);
+//        orderInfoMapper.batchOrderList(orderListList);
+        List<OrderList> orderInfoList = orderInfoMapper.selectOrderListList(orderId);
+        Map<String, List<OrderList>> stringListMap = compareOrderLists(orderInfoList, orderListList);
+        List<OrderList> deleteList = stringListMap.get("removed");
+        List<OrderList> addList = stringListMap.get("added");
+        List<OrderList> updateList = stringListMap.get("modified");
+        if (CollUtil.isNotEmpty(addList)) {
+            orderInfoMapper.batchOrderList(addList);
+        }
+        if (CollUtil.isNotEmpty(deleteList)) {
+            orderInfoMapper.deleteOrderListById(deleteList.stream().map(OrderList::getId).collect(Collectors.toList()));
+        }
+        if (CollUtil.isNotEmpty(updateList)) {
+            orderInfoMapper.updateListBatch(updateList);
+        }
         return AjaxResult.success("导入成功");
     }
+    public Map<String, List<OrderList>> compareOrderLists(List<OrderList> orderInfoList, List<OrderList> orderListList) {
+        // 创建一个映射，用于快速查找订单
+        Map<String, OrderList> orderInfoMap = orderInfoList.stream()
+                .collect(Collectors.toMap(OrderList::getProductCode, order -> order));
 
+        Map<String, OrderList> orderListMap = orderListList.stream()
+                .collect(Collectors.toMap(OrderList::getProductCode, order -> order));
+
+        // 找出新增的订单
+        List<OrderList> addedOrders = orderListList.stream()
+                .filter(order -> !orderInfoMap.containsKey(order.getProductCode()))
+                .collect(Collectors.toList());
+
+        // 找出删除的订单
+        List<OrderList> removedOrders = orderInfoList.stream()
+                .filter(order -> !orderListMap.containsKey(order.getProductCode()))
+                .collect(Collectors.toList());
+
+        // 找出需要修改的订单
+        List<OrderList> modifiedOrders = orderListList.stream()
+                .filter(order -> orderInfoMap.containsKey(order.getProductCode()))
+                .filter(order -> !order.equals(orderInfoMap.get(order.getProductCode())))
+                .collect(Collectors.toList());
+        //  修改的订单添加id
+        for (OrderList modifiedOrder : modifiedOrders) {
+            OrderList orderList = orderInfoMap.get(modifiedOrder.getProductCode());
+            modifiedOrder.setId(orderList.getId());
+        }
+
+        // 返回结果
+        Map<String, List<OrderList>> result = new HashMap<>();
+        result.put("added", addedOrders);
+        result.put("removed", removedOrders);
+        result.put("modified", modifiedOrders);
+
+        return result;
+    }
     /**
      * 查询代表处信息并构建映射
      */

ruoyi-sip/src/main/resources/mapper/manage/OrderInfoMapper.xml

@@ -343,6 +343,12 @@
         from order_list
         where order_id = #{orderId}
     </delete>
+    <delete id="deleteOrderListById">
+        delete from order_list where id in
+        <foreach item="item" index="index" collection="list" separator="," open="(" close=")">
+            #{item}
+        </foreach>
+    </delete>
 
     <insert id="batchOrderList">
         insert into order_list(id , order_id, product_code, quantity, price, amount,discount,remark, created_at, updated_at) values