feat(wms): 新增发货计划统计功能

- 在 IWmsDeliveryPlanService 接口中新增 getDeliveryPlanStatistics 方法
- 在 WmsDeliveryPlanController 中添加 /statistics 接口用于获取统计信息
- 在 WmsDeliveryPlanMapper 中新增 selectDeliveryPlanStatistics 查询方法
- 在 WmsDeliveryPlanMapper.xml 中编写对应的 SQL 查询语句
- 在 WmsDeliveryPlanServiceImpl 中实现统计方法调用 Mapper 层
- 新增 WmsDeliveryPlanStatisticsVo 类用于封装统计结果数据
- 引入相关类导入依赖以支持新功能开发

klp-wms/src/main/java/com/klp/service/IWmsDeliveryPlanService.java

@@ -1,6 +1,7 @@
 package com.klp.service;
 
 import com.klp.domain.WmsDeliveryPlan;
+import com.klp.domain.vo.WmsDeliveryPlanStatisticsVo;
 import com.klp.domain.vo.WmsDeliveryPlanVo;
 import com.klp.domain.bo.WmsDeliveryPlanBo;
 import com.klp.common.core.page.TableDataInfo;
@@ -46,4 +47,6 @@ public interface IWmsDeliveryPlanService {
      * 校验并批量删除发货计划信息
      */
     Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid);
+
+    List<WmsDeliveryPlanStatisticsVo> getDeliveryPlanStatistics(Long planId);
 }

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

@@ -7,6 +7,7 @@ import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.klp.common.utils.StringUtils;
+import com.klp.domain.vo.WmsDeliveryPlanStatisticsVo;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 import com.klp.domain.bo.WmsDeliveryPlanBo;
@@ -15,6 +16,7 @@ import com.klp.domain.WmsDeliveryPlan;
 import com.klp.mapper.WmsDeliveryPlanMapper;
 import com.klp.service.IWmsDeliveryPlanService;
 
+import java.util.Collections;
 import java.util.List;
 import java.util.Map;
 import java.util.Collection;
@@ -107,4 +109,15 @@ public class WmsDeliveryPlanServiceImpl implements IWmsDeliveryPlanService {
         }
         return baseMapper.deleteBatchIds(ids) > 0;
     }
+
+
+    /**
+     * 获取发货计划统计信息
+     *
+     * @param planId 计划ID，可选
+     * @return 统计信息列表
+     */
+    public List<WmsDeliveryPlanStatisticsVo> getDeliveryPlanStatistics(Long planId) {
+        return baseMapper.selectDeliveryPlanStatistics(planId);
+    }
 }