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/controller/WmsDeliveryPlanController.java

@@ -3,6 +3,7 @@ package com.klp.controller;
 import java.util.List;
 import java.util.Arrays;
 
+import com.klp.domain.vo.WmsDeliveryPlanStatisticsVo;
 import lombok.RequiredArgsConstructor;
 import javax.servlet.http.HttpServletResponse;
 import javax.validation.constraints.*;
@@ -96,4 +97,15 @@ public class WmsDeliveryPlanController extends BaseController {
                           @PathVariable Long[] planIds) {
         return toAjax(iWmsDeliveryPlanService.deleteWithValidByIds(Arrays.asList(planIds), true));
     }
+
+    /**
+     * 获取发货计划统计信息
+     *
+     * @param planId 计划ID，可选
+     */
+    @GetMapping("/statistics")
+    public R<List<WmsDeliveryPlanStatisticsVo>> getStatistics(@RequestParam(required = false) Long planId) {
+        List<WmsDeliveryPlanStatisticsVo> statistics = iWmsDeliveryPlanService.getDeliveryPlanStatistics(planId);
+        return R.ok(statistics);
+    }
 }

klp-wms/src/main/java/com/klp/domain/vo/WmsDeliveryPlanStatisticsVo.java

@@ -0,0 +1,46 @@
+package com.klp.domain.vo;
+
+
+import lombok.Data;
+import java.math.BigDecimal;
+
+/**
+ * 发货计划统计信息VO
+ */
+@Data
+public class WmsDeliveryPlanStatisticsVo {
+    /**
+     * 计划ID
+     */
+    private Long planId;
+
+    /**
+     * 计划名称
+     */
+    private String planName;
+
+    /**
+     * 发货单数量
+     */
+    private Integer waybillCount = 0;
+
+    /**
+     * 总卷数
+     */
+    private Integer totalCoilCount = 0;
+
+    /**
+     * 总吨数（吨）
+     */
+    private BigDecimal totalWeight = BigDecimal.ZERO;
+
+    /**
+     * 完成进度（百分比）
+     */
+    private BigDecimal completionRate = BigDecimal.ZERO;
+
+    /**
+     * 已完成发货单数量
+     */
+    private Integer completedWaybillCount = 0;
+}

klp-wms/src/main/java/com/klp/mapper/WmsDeliveryPlanMapper.java

@@ -1,9 +1,12 @@
 package com.klp.mapper;
 
 import com.klp.domain.WmsDeliveryPlan;
+import com.klp.domain.vo.WmsDeliveryPlanStatisticsVo;
 import com.klp.domain.vo.WmsDeliveryPlanVo;
 import com.klp.common.core.mapper.BaseMapperPlus;
 
+import java.util.List;
+
 /**
  * 发货计划Mapper接口
  *
@@ -12,4 +15,5 @@ import com.klp.common.core.mapper.BaseMapperPlus;
  */
 public interface WmsDeliveryPlanMapper extends BaseMapperPlus<WmsDeliveryPlanMapper, WmsDeliveryPlan, WmsDeliveryPlanVo> {
 
+    List<WmsDeliveryPlanStatisticsVo> selectDeliveryPlanStatistics(Long planId);
 }

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);
+    }
 }

klp-wms/src/main/resources/mapper/klp/WmsDeliveryPlanMapper.xml

@@ -16,5 +16,46 @@
         <result property="updateBy" column="update_by"/>
     </resultMap>
 
+    <select id="selectDeliveryPlanStatistics" resultType="com.klp.domain.vo.WmsDeliveryPlanStatisticsVo">
+        SELECT
+        dp.plan_id as planId,
+        dp.plan_name as planName,
+        COUNT(DISTINCT dw.waybill_id) as waybillCount,
+        COALESCE(SUM(completed_waybills.completed_count), 0) as completedWaybillCount,
+        COALESCE(SUM(detail_stats.total_coil_count), 0) as totalCoilCount,
+        COALESCE(SUM(detail_stats.total_weight), 0) as totalWeight,
+        CASE
+        WHEN COUNT(DISTINCT dw.waybill_id) > 0 THEN
+        ROUND((COALESCE(SUM(completed_waybills.completed_count), 0) * 100.0) / COUNT(DISTINCT dw.waybill_id), 2)
+        ELSE 0
+        END as completionRate
+        FROM wms_delivery_plan dp
+        LEFT JOIN wms_delivery_waybill dw ON dp.plan_id = dw.plan_id AND dw.del_flag = 0
+        LEFT JOIN (
+        SELECT
+        waybill_id,
+        COUNT(*) as total_coil_count,
+        SUM(weight/1000.0) as total_weight
+        FROM wms_delivery_waybill_detail
+        WHERE del_flag = 0
+        GROUP BY waybill_id
+        ) detail_stats ON dw.waybill_id = detail_stats.waybill_id
+        LEFT JOIN (
+        SELECT
+        plan_id,
+        COUNT(*) as completed_count
+        FROM wms_delivery_waybill
+        WHERE status = 2 AND del_flag = 0
+        GROUP BY plan_id
+        ) completed_waybills ON dp.plan_id = completed_waybills.plan_id
+        WHERE dp.del_flag = 0
+        <if test="planId != null">
+            AND dp.plan_id = #{planId}
+        </if>
+        GROUP BY dp.plan_id, dp.plan_name
+        ORDER BY dp.create_time DESC
+    </select>
+
+
 
 </mapper>