package cn.iocoder.yudao.module.mes.service.wm.returnvendor;
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import cn.hutool.core.collection.CollUtil;
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import cn.hutool.core.util.ObjUtil;
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import cn.iocoder.yudao.framework.common.exception.ServiceException;
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import cn.iocoder.yudao.framework.common.pojo.PageResult;
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import cn.iocoder.yudao.framework.common.util.collection.CollectionUtils;
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import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
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import cn.iocoder.yudao.framework.common.util.object.ObjectUtils;
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import cn.iocoder.yudao.module.mes.controller.admin.wm.returnvendor.vo.MesWmReturnVendorPageReqVO;
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import cn.iocoder.yudao.module.mes.controller.admin.wm.returnvendor.vo.MesWmReturnVendorSaveReqVO;
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import cn.iocoder.yudao.module.mes.controller.admin.wm.returnvendor.vo.line.MesWmReturnVendorLineSaveReqVO;
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import cn.iocoder.yudao.module.mes.dal.dataobject.wm.returnvendor.MesWmReturnVendorDO;
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import cn.iocoder.yudao.module.mes.dal.dataobject.wm.returnvendor.MesWmReturnVendorDetailDO;
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import cn.iocoder.yudao.module.mes.dal.dataobject.wm.returnvendor.MesWmReturnVendorLineDO;
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import cn.iocoder.yudao.module.mes.dal.mysql.wm.returnvendor.MesWmReturnVendorMapper;
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import cn.iocoder.yudao.module.mes.enums.MesBizTypeConstants;
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import cn.iocoder.yudao.module.mes.enums.wm.MesWmReturnVendorStatusEnum;
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import cn.iocoder.yudao.module.mes.enums.wm.MesWmTransactionTypeEnum;
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import cn.iocoder.yudao.module.erp.api.purchase.ErpPurchaseOrderApi;
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import cn.iocoder.yudao.module.erp.api.purchase.dto.ErpPurchaseOrderItemRespDTO;
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import cn.iocoder.yudao.module.erp.api.purchase.dto.ErpPurchaseOrderRespDTO;
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import cn.iocoder.yudao.module.srm.api.supplier.SrmSupplierApi;
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import cn.iocoder.yudao.module.mes.service.wm.transaction.MesWmTransactionService;
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import cn.iocoder.yudao.module.mes.service.wm.transaction.dto.MesWmTransactionSaveReqDTO;
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import jakarta.annotation.Resource;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import org.springframework.validation.annotation.Validated;
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import java.math.BigDecimal;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Set;
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import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
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import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.convertList;
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import static cn.iocoder.yudao.module.mes.enums.ErrorCodeConstants.*;
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/**
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* MES 供应商退货单 Service 实现类
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*/
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@Service
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@Validated
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public class MesWmReturnVendorServiceImpl implements MesWmReturnVendorService {
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@Resource
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private MesWmReturnVendorMapper returnVendorMapper;
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@Resource
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private MesWmReturnVendorLineService returnVendorLineService;
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@Resource
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private MesWmReturnVendorDetailService returnVendorDetailService;
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@Resource
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private SrmSupplierApi srmSupplierApi;
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@Resource
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private MesWmTransactionService wmTransactionService;
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@Resource
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private ErpPurchaseOrderApi purchaseOrderApi;
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@Override
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@Transactional(rollbackFor = Exception.class)
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public Long createReturnVendor(MesWmReturnVendorSaveReqVO createReqVO) {
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// 1. 校验数据
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validateReturnVendorSaveData(createReqVO);
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// 1.1. 若采购订单号为空但关联了采购订单，则从 ERP 采购订单补齐订单号
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fillPurchaseOrderCode(createReqVO);
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// 2. 插入主表
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MesWmReturnVendorDO returnVendor = BeanUtils.toBean(createReqVO, MesWmReturnVendorDO.class);
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returnVendor.setStatus(MesWmReturnVendorStatusEnum.PREPARE.getStatus());
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returnVendorMapper.insert(returnVendor);
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// 2.1. 关联了采购订单：自动把订单物料带入退货行（无可退物料时静默，不影响单据创建）
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if (returnVendor.getPurchaseOrderId() != null) {
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autoImportLinesFromLinkedOrder(returnVendor.getId(), false);
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}
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return returnVendor.getId();
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void updateReturnVendor(MesWmReturnVendorSaveReqVO updateReqVO) {
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// 1. 校验数据（含存在 + 草稿状态）
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MesWmReturnVendorDO oldReturnVendor = validateReturnVendorSaveData(updateReqVO);
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// 1.1. 若采购订单号为空但关联了采购订单，则从 ERP 采购订单补齐订单号
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fillPurchaseOrderCode(updateReqVO);
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Long oldPurchaseOrderId = oldReturnVendor != null ? oldReturnVendor.getPurchaseOrderId() : null;
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Long newPurchaseOrderId = updateReqVO.getPurchaseOrderId();
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boolean purchaseOrderChanged = !ObjUtil.equal(oldPurchaseOrderId, newPurchaseOrderId);
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// 2. 更新主表
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MesWmReturnVendorDO updateObj = BeanUtils.toBean(updateReqVO, MesWmReturnVendorDO.class);
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returnVendorMapper.updateById(updateObj);
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// 3. 关联了采购订单：自动同步物料行，保证行物料与该采购订单一致
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// 3.1 更换了采购订单 → 先清空旧订单带入的行，再按新订单重新带入
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// 3.2 采购订单未变但当前无行 → 兜底自动带入（历史数据或带料被中断的场景）
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if (newPurchaseOrderId != null) {
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autoImportLinesFromLinkedOrder(updateReqVO.getId(), purchaseOrderChanged);
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}
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}
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/**
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* 当采购订单号为空、但关联了采购订单时，从 ERP 采购订单补齐采购订单号
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*/
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private void fillPurchaseOrderCode(MesWmReturnVendorSaveReqVO reqVO) {
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if (reqVO == null || reqVO.getPurchaseOrderId() == null) {
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return;
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}
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if (cn.hutool.core.util.StrUtil.isNotBlank(reqVO.getPurchaseOrderCode())) {
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return;
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}
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ErpPurchaseOrderRespDTO purchaseOrder =
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purchaseOrderApi.getPurchaseOrder(reqVO.getPurchaseOrderId()).getCheckedData();
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if (purchaseOrder != null) {
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reqVO.setPurchaseOrderCode(purchaseOrder.getNo());
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}
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void deleteReturnVendor(Long id) {
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// 1. 校验存在 + 准备中状态
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validateReturnVendorExistsAndPrepare(id);
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// 2.1 级联删除明细
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returnVendorDetailService.deleteReturnVendorDetailByReturnId(id);
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// 2.2 级联删除行
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returnVendorLineService.deleteReturnVendorLineByReturnId(id);
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// 2.3 删除主表
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returnVendorMapper.deleteById(id);
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}
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@Override
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public MesWmReturnVendorDO getReturnVendor(Long id) {
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return returnVendorMapper.selectById(id);
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}
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@Override
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public PageResult<MesWmReturnVendorDO> getReturnVendorPage(MesWmReturnVendorPageReqVO pageReqVO) {
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return returnVendorMapper.selectPage(pageReqVO);
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void submitReturnVendor(Long id) {
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// 校验存在 + 草稿状态
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validateReturnVendorExistsAndPrepare(id);
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// 校验至少有一条行
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List<MesWmReturnVendorLineDO> lines = returnVendorLineService.getReturnVendorLineListByReturnId(id);
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if (CollUtil.isEmpty(lines)) {
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throw exception(WM_RETURN_VENDOR_NO_LINE);
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}
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// 提交（草稿 -> 待拣货）
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returnVendorMapper.updateById(new MesWmReturnVendorDO()
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.setId(id).setStatus(MesWmReturnVendorStatusEnum.APPROVING.getStatus()));
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void stockReturnVendor(Long id) {
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// 校验存在
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MesWmReturnVendorDO returnVendor = validateReturnVendorExists(id);
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if (ObjUtil.notEqual(MesWmReturnVendorStatusEnum.APPROVING.getStatus(), returnVendor.getStatus())) {
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throw exception(WM_RETURN_VENDOR_STATUS_INVALID);
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}
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// 执行拣货（待拣货 -> 待执行退货）
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returnVendorMapper.updateById(new MesWmReturnVendorDO()
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.setId(id).setStatus(MesWmReturnVendorStatusEnum.APPROVED.getStatus()));
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void finishReturnVendor(Long id) {
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// 1.1 校验存在
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MesWmReturnVendorDO returnVendor = validateReturnVendorExists(id);
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if (ObjUtil.notEqual(MesWmReturnVendorStatusEnum.APPROVED.getStatus(), returnVendor.getStatus())) {
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throw exception(WM_RETURN_VENDOR_STATUS_INVALID);
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}
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// 1.2 校验明细不为空
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List<MesWmReturnVendorDetailDO> details = returnVendorDetailService.getReturnVendorDetailListByReturnId(id);
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if (CollUtil.isEmpty(details)) {
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throw exception(WM_RETURN_VENDOR_NO_DETAIL);
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}
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// 2. 遍历所有明细，创建库存事务（扣减库存 + 记录流水）
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createTransactionList(returnVendor, details);
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// 3. 更新退货单状态
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returnVendorMapper.updateById(new MesWmReturnVendorDO()
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.setId(id).setStatus(MesWmReturnVendorStatusEnum.FINISHED.getStatus()));
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}
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private void createTransactionList(MesWmReturnVendorDO returnVendor, List<MesWmReturnVendorDetailDO> details) {
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wmTransactionService.createTransactionList(convertList(details, detail -> new MesWmTransactionSaveReqDTO()
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.setType(MesWmTransactionTypeEnum.OUT.getType()).setItemId(detail.getItemId())
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.setQuantity(detail.getQuantity().negate()) // 出库数量为负数
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.setBatchId(detail.getBatchId()).setBatchCode(detail.getBatchCode())
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.setWarehouseId(detail.getWarehouseId()).setLocationId(detail.getLocationId()).setAreaId(detail.getAreaId())
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.setVendorId(returnVendor.getVendorId())
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.setBizType(MesBizTypeConstants.WM_RETURN_VENDOR).setBizId(returnVendor.getId())
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.setBizCode(returnVendor.getCode()).setBizLineId(detail.getLineId())));
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void cancelReturnVendor(Long id) {
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// 校验存在
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MesWmReturnVendorDO returnVendor = validateReturnVendorExists(id);
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// 已完成和已取消不允许取消
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if (ObjectUtils.equalsAny(returnVendor.getStatus(),
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MesWmReturnVendorStatusEnum.FINISHED.getStatus(),
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MesWmReturnVendorStatusEnum.CANCELED.getStatus())) {
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throw exception(WM_RETURN_VENDOR_CANCEL_NOT_ALLOWED);
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}
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// 取消
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returnVendorMapper.updateById(new MesWmReturnVendorDO()
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.setId(id).setStatus(MesWmReturnVendorStatusEnum.CANCELED.getStatus()));
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}
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@Override
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public Boolean checkReturnVendorQuantity(Long id) {
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List<MesWmReturnVendorLineDO> lines = returnVendorLineService.getReturnVendorLineListByReturnId(id);
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for (MesWmReturnVendorLineDO line : lines) {
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List<MesWmReturnVendorDetailDO> details = returnVendorDetailService.getReturnVendorDetailListByLineId(line.getId());
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BigDecimal totalDetailQty = CollectionUtils.getSumValue(details,
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MesWmReturnVendorDetailDO::getQuantity, BigDecimal::add, BigDecimal.ZERO);
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if (line.getQuantity() != null && totalDetailQty.compareTo(line.getQuantity()) != 0) {
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return false;
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}
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}
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return true;
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}
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@Override
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public MesWmReturnVendorDO validateReturnVendorExists(Long id) {
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MesWmReturnVendorDO returnVendor = returnVendorMapper.selectById(id);
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if (returnVendor == null) {
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throw exception(WM_RETURN_VENDOR_NOT_EXISTS);
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}
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return returnVendor;
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}
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@Override
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public MesWmReturnVendorDO validateReturnVendorExistsAndPrepare(Long id) {
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MesWmReturnVendorDO returnVendor = validateReturnVendorExists(id);
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if (ObjUtil.notEqual(MesWmReturnVendorStatusEnum.PREPARE.getStatus(), returnVendor.getStatus())) {
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throw exception(WM_RETURN_VENDOR_STATUS_INVALID);
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}
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return returnVendor;
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}
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/**
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* 校验退货单创建/修改的公共数据
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*
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* @return 修改时返回旧单据（用于比较采购订单是否变更）；创建时返回 null
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*/
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private MesWmReturnVendorDO validateReturnVendorSaveData(MesWmReturnVendorSaveReqVO reqVO) {
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// 校验存在 + 草稿状态（仅修改时）
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MesWmReturnVendorDO oldReturnVendor = null;
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if (reqVO.getId() != null) {
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oldReturnVendor = validateReturnVendorExistsAndPrepare(reqVO.getId());
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}
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// 校验供应商存在
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srmSupplierApi.getSupplier(reqVO.getVendorId());
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// 校验编码唯一
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validateCodeUnique(reqVO.getId(), reqVO.getCode());
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return oldReturnVendor;
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}
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/**
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* 把关联采购订单的物料自动带入退货单行（仅草稿状态且已关联采购订单时生效）。
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*
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* @param id 退货单编号
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* @param clearFirst 是否先清空已有行再带入；更换采购订单时传 true
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*/
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private void autoImportLinesFromLinkedOrder(Long id, boolean clearFirst) {
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MesWmReturnVendorDO returnVendor = returnVendorMapper.selectById(id);
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if (returnVendor == null || returnVendor.getPurchaseOrderId() == null) {
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return;
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}
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List<MesWmReturnVendorLineDO> existingLines =
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returnVendorLineService.getReturnVendorLineListByReturnId(id);
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if (clearFirst) {
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if (CollUtil.isNotEmpty(existingLines)) {
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// 级联删除旧明细与行
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returnVendorDetailService.deleteReturnVendorDetailByReturnId(id);
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returnVendorLineService.deleteReturnVendorLineByReturnId(id);
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}
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} else if (CollUtil.isNotEmpty(existingLines)) {
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// 已有行且未更换采购订单：不重复带入，避免覆盖用户已调整的数量
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return;
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}
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try {
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importPurchaseOrderItems(id);
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} catch (ServiceException ignore) {
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// 采购订单无明细 / 无可退物料等业务异常：单据主体仍正常保存，可在物料区另行处理
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}
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}
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/**
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* 校验退货单编号唯一
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*/
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private void validateCodeUnique(Long id, String code) {
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MesWmReturnVendorDO existing = returnVendorMapper.selectByCode(code);
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if (existing == null) {
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return;
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}
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if (ObjUtil.notEqual(id, existing.getId())) {
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throw exception(WM_RETURN_VENDOR_CODE_DUPLICATE);
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}
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}
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@Override
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public Long getReturnVendorCountByVendorId(Long vendorId) {
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return returnVendorMapper.selectCountByVendorId(vendorId);
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public int importPurchaseOrderItems(Long id) {
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// 1. 校验退货单存在且为草稿状态
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MesWmReturnVendorDO returnVendor = validateReturnVendorExistsAndPrepare(id);
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if (returnVendor.getPurchaseOrderId() == null) {
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throw exception(WM_RETURN_VENDOR_PURCHASE_ORDER_REQUIRED);
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}
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// 2. 获取采购订单及明细
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ErpPurchaseOrderRespDTO purchaseOrder = purchaseOrderApi.getPurchaseOrder(returnVendor.getPurchaseOrderId()).getCheckedData();
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if (purchaseOrder == null) {
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throw exception(WM_PURCHASE_ORDER_NOT_EXISTS);
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}
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List<ErpPurchaseOrderItemRespDTO> items = purchaseOrderApi.getPurchaseOrderItemList(returnVendor.getPurchaseOrderId()).getCheckedData();
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if (CollUtil.isEmpty(items)) {
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throw exception(WM_RETURN_VENDOR_PURCHASE_ORDER_NO_ITEM);
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}
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// 3. 已存在的行物料集合（按物料去重，避免重复带入）
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Set<Long> existsItemIds = new HashSet<>();
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List<MesWmReturnVendorLineDO> existingLines = returnVendorLineService.getReturnVendorLineListByReturnId(id);
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if (CollUtil.isNotEmpty(existingLines)) {
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existsItemIds.addAll(convertList(existingLines, MesWmReturnVendorLineDO::getItemId));
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}
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// 4. 遍历采购订单明细，生成退货行（可退数量 = 已入库 - 已退货）
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int importedCount = 0;
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for (ErpPurchaseOrderItemRespDTO item : items) {
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if (item.getProductId() == null || existsItemIds.contains(item.getProductId())) {
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continue;
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}
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BigDecimal inCount = item.getInCount() != null ? item.getInCount() : BigDecimal.ZERO;
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BigDecimal returnCount = item.getReturnCount() != null ? item.getReturnCount() : BigDecimal.ZERO;
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BigDecimal quantity = inCount.subtract(returnCount);
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if (quantity.compareTo(BigDecimal.ZERO) <= 0) {
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continue;
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}
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MesWmReturnVendorLineSaveReqVO lineReqVO = new MesWmReturnVendorLineSaveReqVO();
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lineReqVO.setReturnId(id);
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lineReqVO.setItemId(item.getProductId());
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lineReqVO.setQuantity(quantity);
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lineReqVO.setRemark(item.getRemark());
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returnVendorLineService.createReturnVendorLine(lineReqVO);
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importedCount++;
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}
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return importedCount;
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}
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}
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