feat(mat-purchase): 添加采购单分页查询功能并优化数据展示

- 新增 MatPurchaseVo 扩展字段包括配料名称、规格、型号、单位和当前库存
- 在 MatPurchaseMapper 中添加 selectVoPagePlus 方法支持分页查询
- 创建 MatPurchaseMapper.xml 中的 selectVoPagePlus 查询语句实现多表关联查询
- 修改 MatPurchaseServiceImpl 实现类中的 queryPageList 方法使用新的分页查询方法
- 添加 buildQueryWrapperPlus 私有方法构建查询条件并支持按截止时间倒序排列
- 更新查询逻辑从使用 LambdaQueryWrapper 到 QueryWrapper 并优化查询性能

gear-mat/src/main/java/com/gear/mat/domain/vo/MatPurchaseVo.java

@@ -99,5 +99,31 @@ public class MatPurchaseVo {
     @ExcelProperty(value = "备注")
     private String remark;
 
+    /**
+     * 配料名称
+     */
+    private String materialName;
+
+    /**
+     * 配料规格
+     */
+    private String spec;
+
+    /**
+     * 配料型号
+     */
+    private String model;
+
+
+    /**
+     * 配料单位
+     */
+    private String unit;
+
+    /**
+     * 当前库存
+     */
+    private BigDecimal currentStock;
+
 
 }

gear-mat/src/main/java/com/gear/mat/mapper/MatPurchaseMapper.java

@@ -1,8 +1,12 @@
 package com.gear.mat.mapper;
 
+import com.baomidou.mybatisplus.core.conditions.Wrapper;
+import com.baomidou.mybatisplus.core.toolkit.Constants;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.gear.mat.domain.MatPurchase;
 import com.gear.mat.domain.vo.MatPurchaseVo;
 import com.gear.common.core.mapper.BaseMapperPlus;
+import org.apache.ibatis.annotations.Param;
 
 /**
  * 采购单主（管理在途库存）Mapper接口
@@ -12,4 +16,6 @@ import com.gear.common.core.mapper.BaseMapperPlus;
  */
 public interface MatPurchaseMapper extends BaseMapperPlus<MatPurchaseMapper, MatPurchase, MatPurchaseVo> {
 
+    Page<MatPurchaseVo> selectVoPagePlus(@Param("page") Page<MatPurchaseVo> page, @Param(Constants.WRAPPER) Wrapper<MatPurchase> wrapper);
+
 }

gear-mat/src/main/java/com/gear/mat/service/impl/MatPurchaseServiceImpl.java

@@ -1,6 +1,7 @@
 package com.gear.mat.service.impl;
 
 import cn.hutool.core.bean.BeanUtil;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.gear.common.utils.StringUtils;
 import com.gear.common.core.page.TableDataInfo;
 import com.gear.common.core.domain.PageQuery;
@@ -44,11 +45,30 @@ public class MatPurchaseServiceImpl implements IMatPurchaseService {
      */
     @Override
     public TableDataInfo<MatPurchaseVo> queryPageList(MatPurchaseBo bo, PageQuery pageQuery) {
-        LambdaQueryWrapper<MatPurchase> lqw = buildQueryWrapper(bo);
+        QueryWrapper<MatPurchase> qw = buildQueryWrapperPlus(bo);
-        Page<MatPurchaseVo> result = baseMapper.selectVoPage(pageQuery.build(), lqw);
+        Page<MatPurchaseVo> result = baseMapper.selectVoPagePlus(pageQuery.build(), qw);
         return TableDataInfo.build(result);
     }
 
+    private QueryWrapper<MatPurchase> buildQueryWrapperPlus(MatPurchaseBo bo) {
+        QueryWrapper<MatPurchase> qw = Wrappers.query();
+        qw.eq(StringUtils.isNotBlank(bo.getPurchaseNo()), "mp.purchase_no", bo.getPurchaseNo());
+        qw.eq(StringUtils.isNotBlank(bo.getFactory()), "mp.factory", bo.getFactory());
+        qw.eq(bo.getMaterialId() != null, "mp.material_id", bo.getMaterialId());
+        qw.eq(bo.getPlanNum() != null, "mp.plan_num", bo.getPlanNum());
+        qw.eq(bo.getPurchasePrice() != null, "mp.purchase_price", bo.getPurchasePrice());
+        qw.ge(bo.getBeginTime() != null, "mp.deadline", bo.getBeginTime());
+        qw.le(bo.getEndTime() != null, "mp.deadline", bo.getEndTime());
+        qw.eq(bo.getStatus() != null, "mp.status", bo.getStatus());
+        qw.eq(bo.getCancelTime() != null, "mp.cancel_time", bo.getCancelTime());
+        qw.eq(StringUtils.isNotBlank(bo.getOperator()), "mp.operator", bo.getOperator());
+        // 逻辑删除
+        qw.eq("mp.del_flag", 0);
+        // 排序
+        qw.orderByDesc("mp.deadline");
+        return qw;
+    }
+
     /**
      * 查询采购单主（管理在途库存）列表
      */

gear-mat/src/main/resources/mapper/MatPurchaseMapper.xml

@@ -23,5 +23,28 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         <result property="remark" column="remark"/>
     </resultMap>
 
+    <select id="selectVoPagePlus" resultType="com.gear.mat.domain.vo.MatPurchaseVo">
+        SELECT
+        mp.purchase_id AS purchaseId,
+        mp.purchase_no AS purchaseNo,
+        mp.factory AS factory,
+        mp.material_id AS materialId,
+        mp.plan_num AS planNum,
+        mp.purchase_price AS purchasePrice,
+        mp.deadline AS deadline,
+        mp.status AS status,
+        mp.cancel_time AS cancelTime,
+        mp.operator AS operator,
+        mp.remark,
+        mm.material_name AS materialName,
+        mm.spec AS spec,
+        mm.model AS model,
+        mm.factory AS materialFactory,
+        mm.unit AS unit,
+        mm.current_stock AS currentStock
+        FROM mat_purchase mp
+        LEFT JOIN mat_material mm ON mp.material_id = mm.material_id AND mm.del_flag = 0
+        ${ew.customSqlSegment}
+    </select>
 
 </mapper>