feat(delivery): 实现发货计划和发货明细的级联删除功能

- 在WmsDeliveryPlanServiceImpl中添加LambdaUpdateWrapper导入
- 为发货计划删除操作添加级联删除逻辑，遍历计划ID并删除相关发货单及明细
- 新增cascadeDeleteDeliveryWaybillsByPlanId方法处理发货单及其明细的级联删除
- 在WmsDeliveryWaybillServiceImpl中添加WmsDeliveryWaybillDetail和WmsDeliveryWaybillDetailMapper依赖
- 为发货单删除操作添加级联删除发货单明细的功能
- 使用LambdaQueryWrapper构建查询条件删除关联的发货单明细记录

klp-wms/src/main/java/com/klp/service/impl/WmsDeliveryPlanServiceImpl.java

@@ -7,6 +7,7 @@ import com.klp.common.core.domain.PageQuery;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.klp.common.exception.ServiceException;
 import com.klp.common.utils.StringUtils;
@@ -176,6 +177,17 @@ public class WmsDeliveryPlanServiceImpl implements IWmsDeliveryPlanService {
                 }
             }
         }
+
+        // 对于发货计划（planType = 0），需要先级联删除相关的发货单及明细
+        // 遍历所有要删除的计划，对发货计划进行级联删除
+        for (Long planId : ids) {
+            WmsDeliveryPlan plan = baseMapper.selectById(planId);
+            if (plan != null && plan.getPlanType() != null && plan.getPlanType() == 0) { // 发货计划
+                // 删除关联的发货单及明细
+                cascadeDeleteDeliveryWaybillsByPlanId(planId);
+            }
+        }
+
         return baseMapper.deleteBatchIds(ids) > 0;
     }
 
@@ -281,4 +293,43 @@ public class WmsDeliveryPlanServiceImpl implements IWmsDeliveryPlanService {
         return coilMapper.selectVoListWithDynamicJoin(qw);
     }
 
+    /**
+     * 级联删除发货单及其明细数据
+     *
+     * @param planId 计划ID
+     */
+    private void cascadeDeleteDeliveryWaybillsByPlanId(Long planId) {
+        // 先查询该计划下的所有发货单
+        List<WmsDeliveryWaybill> waybills = waybillMapper.selectList(
+            Wrappers.<WmsDeliveryWaybill>lambdaQuery()
+                .eq(WmsDeliveryWaybill::getPlanId, planId)
+                .eq(WmsDeliveryWaybill::getDelFlag, 0)
+        );
+
+        if (!waybills.isEmpty()) {
+            // 获取所有发货单ID
+            List<Long> waybillIds = waybills.stream()
+                .map(WmsDeliveryWaybill::getWaybillId)
+                .collect(Collectors.toList());
+
+            // 先删除发货单明细
+            if (!waybillIds.isEmpty()) {
+                LambdaQueryWrapper<WmsDeliveryWaybillDetail> detailWrapper =
+                    Wrappers.<WmsDeliveryWaybillDetail>lambdaQuery()
+                        .in(WmsDeliveryWaybillDetail::getWaybillId, waybillIds)
+                        .eq(WmsDeliveryWaybillDetail::getDelFlag, 0);
+
+                // 直接删除
+                waybillDetailMapper.delete(detailWrapper);
+            }
+
+            // 再删除发货单主表
+            LambdaQueryWrapper<WmsDeliveryWaybill> waybillWrapper =
+                Wrappers.<WmsDeliveryWaybill>lambdaQuery()
+                    .in(WmsDeliveryWaybill::getWaybillId, waybillIds)
+                    .eq(WmsDeliveryWaybill::getDelFlag, 0);
+            waybillMapper.delete(waybillWrapper);
+        }
+    }
+
 }