feat(oa): 根据订单号查询退换货信息

- 在 GearReturnExchangeBo 中添加 orderId 字段
- 在 GearReturnExchangeMapper 中添加 selectVoPagePlus 方法
- 在 GearReturnExchangeServiceImpl 中实现根据订单号查询退换货信息的逻辑
- 在 GearReturnExchangeVo 中添加与退换货相关的额外字段

gear-oa/src/main/java/com/gear/oa/domain/bo/GearReturnExchangeBo.java

@@ -58,5 +58,8 @@ public class GearReturnExchangeBo extends BaseEntity {
      */
     private BigDecimal amount;
 
+    //订单id
+    private Long orderId;
+
 
 }

gear-oa/src/main/java/com/gear/oa/domain/vo/GearReturnExchangeVo.java

@@ -1,17 +1,15 @@
 package com.gear.oa.domain.vo;
 
 import java.math.BigDecimal;
+import java.util.Date;
+
 import com.alibaba.excel.annotation.ExcelIgnoreUnannotated;
 import com.alibaba.excel.annotation.ExcelProperty;
 import com.gear.common.annotation.ExcelDictFormat;
 import com.gear.common.convert.ExcelDictConvert;
 import lombok.Data;
-import java.util.Date;
 import org.springframework.format.annotation.DateTimeFormat;
 
-
-
-
 /**
  * 退换货管理视图对象 gear_return_exchange
  *
@@ -37,6 +35,12 @@ public class GearReturnExchangeVo {
     @ExcelProperty(value = "关联订单明细ID")
     private Long orderDetailId;
 
+    /**
+     * 订单ID
+     */
+    @ExcelProperty(value = "订单ID")
+    private Long orderId;
+
     /**
      * 客户ID
      */
@@ -67,5 +71,83 @@ public class GearReturnExchangeVo {
     @ExcelProperty(value = "涉及金额")
     private BigDecimal amount;
 
+    /**
+     * 删除标志（0=正常，1=已删除）
+     */
+    private Integer delFlag;
 
+    /**
+     * 创建时间
+     */
+    @ExcelProperty(value = "创建时间")
+    private Date createTime;
+
+    /**
+     * 创建人
+     */
+    @ExcelProperty(value = "创建人")
+    private String createBy;
+
+    /**
+     * 更新时间
+     */
+    @ExcelProperty(value = "更新时间")
+    private Date updateTime;
+
+    /**
+     * 更新人
+     */
+    @ExcelProperty(value = "更新人")
+    private String updateBy;
+
+    /**
+     * 产品ID
+     */
+    @ExcelProperty(value = "产品ID")
+    private Long productId;
+
+    /**
+     * 产品编号
+     */
+    @ExcelProperty(value = "产品编号")
+    private String productCode;
+
+    /**
+     * 产品名称
+     */
+    @ExcelProperty(value = "产品名称")
+    private String productName;
+
+    /**
+     * 产品分类ID
+     */
+    @ExcelProperty(value = "产品分类ID")
+    private Long categoryId;
+
+    /**
+     * 明细数量
+     */
+    @ExcelProperty(value = "明细数量")
+    private BigDecimal quantity;
+
+    /**
+     * 明细单位
+     */
+    @ExcelProperty(value = "明细单位")
+    private String detailUnit;
+
+    /**
+     * 含税单价
+     */
+    @ExcelProperty(value = "含税单价")
+    private BigDecimal taxPrice;
+
+    /**
+     * 无税单价
+     */
+    @ExcelProperty(value = "无税单价")
+    private BigDecimal noTaxPrice;
+    //客户名称
+    @ExcelProperty(value = "客户名称")
+    private String customerName;
 }

gear-oa/src/main/java/com/gear/oa/mapper/GearReturnExchangeMapper.java

@@ -1,8 +1,11 @@
 package com.gear.oa.mapper;
 
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.gear.oa.domain.GearReturnExchange;
 import com.gear.oa.domain.vo.GearReturnExchangeVo;
 import com.gear.common.core.mapper.BaseMapperPlus;
+import org.apache.ibatis.annotations.Param;
 
 /**
  * 退换货管理Mapper接口
@@ -12,4 +15,5 @@ import com.gear.common.core.mapper.BaseMapperPlus;
  */
 public interface GearReturnExchangeMapper extends BaseMapperPlus<GearReturnExchangeMapper, GearReturnExchange, GearReturnExchangeVo> {
 
+    Page<GearReturnExchangeVo> selectVoPagePlus(Page<Object> build,@Param("ew") QueryWrapper<GearReturnExchange> lqw);
 }

gear-oa/src/main/java/com/gear/oa/service/impl/GearReturnExchangeServiceImpl.java

@@ -1,6 +1,7 @@
 package com.gear.oa.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 +45,38 @@ public class GearReturnExchangeServiceImpl implements IGearReturnExchangeService
      */
     @Override
     public TableDataInfo<GearReturnExchangeVo> queryPageList(GearReturnExchangeBo bo, PageQuery pageQuery) {
-        LambdaQueryWrapper<GearReturnExchange> lqw = buildQueryWrapper(bo);
+        // 首先根据bo.getOrderId查询该订单下的所有明细 然后根据这个明细id查询当前退换货表看看有哪些明细进行了退换货操作
-        Page<GearReturnExchangeVo> result = baseMapper.selectVoPage(pageQuery.build(), lqw);
+        // 拿到退换货这些明细的ID去查产品表拿到产品信息
+        QueryWrapper<GearReturnExchange> lqw = buildQueryWrapperPlus(bo);
+        Page<GearReturnExchangeVo> result = baseMapper.selectVoPagePlus(pageQuery.build(), lqw);
         return TableDataInfo.build(result);
     }
 
+    private QueryWrapper<GearReturnExchange> buildQueryWrapperPlus(GearReturnExchangeBo bo) {
+        QueryWrapper<GearReturnExchange> queryWrapper = Wrappers.query();
+
+        // 如果传入了订单ID，则查询该订单下的所有退换货记录
+        if (bo.getOrderId() != null) {
+            // 使用子查询方式，根据订单ID查找对应的订单明细ID，再筛选退换货记录
+            queryWrapper.inSql("gre.order_detail_id",
+                "SELECT detail_id FROM gear_order_detail WHERE order_id = " + bo.getOrderId());
+        }
+
+        // 原有的查询条件保持不变
+        queryWrapper.eq(bo.getOrderDetailId() != null, "gre.order_detail_id", bo.getOrderDetailId());
+        queryWrapper.eq(bo.getCustomerId() != null, "gre.customer_id", bo.getCustomerId());
+        queryWrapper.eq(StringUtils.isNotBlank(bo.getType()), "gre.type", bo.getType());
+        queryWrapper.eq(StringUtils.isNotBlank(bo.getReason()), "gre.reason", bo.getReason());
+        queryWrapper.eq(StringUtils.isNotBlank(bo.getStatus()), "gre.status", bo.getStatus());
+        queryWrapper.eq(bo.getAmount() != null, "gre.amount", bo.getAmount());
+        //逻辑删除
+        queryWrapper.eq("gre.del_flag", 0);
+
+        return queryWrapper;
+    }
+
+
+
     /**
      * 查询退换货管理列表
      */

gear-oa/src/main/resources/mapper/oa/GearReturnExchangeMapper.xml

@@ -18,6 +18,37 @@
         <result property="updateTime" column="update_time"/>
         <result property="updateBy" column="update_by"/>
     </resultMap>
+    <select id="selectVoPagePlus" resultType="com.gear.oa.domain.vo.GearReturnExchangeVo">
+        SELECT
+        gre.return_exchange_id,
+        gre.order_detail_id,
+        gre.customer_id,
+        gc.name AS customerName,
+        gre.type,
+        gre.reason,
+        gre.status,
+        gre.amount,
+        gre.del_flag,
+        gre.create_time,
+        gre.create_by,
+        gre.update_time,
+        gre.update_by,
+        god.order_id,
+        gp.product_id AS productId,
+        gp.product_code AS productCode,
+        gp.product_name AS productName,
+        gp.category_id AS categoryId,
+        god.quantity AS quantity,
+        god.unit AS detail_unit,
+        god.tax_price AS taxPrice,
+        god.no_tax_price AS noTaxPrice
+        FROM gear_return_exchange gre
+        LEFT JOIN gear_order_detail god ON gre.order_detail_id = god.detail_id
+        LEFT JOIN gear_product gp ON god.product_id = gp.product_id
+        LEFT JOIN gear_customer gc ON gre.customer_id = gc.customer_id
+        ${ew.customSqlSegment}
+    </select>
+
 
 
 </mapper>