refactor(erp): 采购申请与询价比价流程重构

gaoluyang

5 天以前 8168aef3c7557c9e1361892270a1ebe35dbddba5

 yudao-module-erp/src/main/java/cn/iocoder/yudao/module/erp/service/purchase/ErpPurchaseRequestServiceImpl.java

@@ -1,9 +1,11 @@
package cn.iocoder.yudao.module.erp.service.purchase;

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.StrUtil;
import cn.iocoder.yudao.framework.common.pojo.CommonResult;
import cn.iocoder.yudao.framework.common.pojo.PageResult;
import cn.iocoder.yudao.framework.common.util.number.MoneyUtils;
import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
import cn.iocoder.yudao.framework.operatelog.core.util.OperateLogUtils;
import cn.iocoder.yudao.module.bpm.api.task.BpmProcessInstanceApi;
import cn.iocoder.yudao.module.bpm.api.task.dto.BpmProcessInstanceCreateReqDTO;
import cn.iocoder.yudao.module.bpm.dal.dataobject.definition.BpmCategoryDO;
@@ -13,6 +15,8 @@
import cn.iocoder.yudao.module.bpm.service.definition.BpmProcessDefinitionService;
import cn.iocoder.yudao.module.erp.controller.admin.purchase.vo.request.ErpPurchaseRequestPageReqVO;
import cn.iocoder.yudao.module.erp.controller.admin.purchase.vo.request.ErpPurchaseRequestSaveReqVO;
import cn.iocoder.yudao.module.erp.controller.admin.purchase.vo.request.ErpPurchaseRequestImportExcelVO;
import cn.iocoder.yudao.module.erp.controller.admin.purchase.vo.request.ErpPurchaseRequestImportRespVO;
import cn.iocoder.yudao.module.erp.dal.dataobject.purchase.ErpPurchaseOrderDO;
import cn.iocoder.yudao.module.erp.dal.dataobject.purchase.ErpPurchaseOrderItemDO;
import cn.iocoder.yudao.module.erp.dal.dataobject.purchase.ErpPurchaseRequestDO;
@@ -22,12 +26,16 @@
import cn.iocoder.yudao.module.erp.dal.mysql.purchase.ErpPurchaseRequestItemMapper;
import cn.iocoder.yudao.module.erp.dal.mysql.purchase.ErpPurchaseRequestMapper;
import cn.iocoder.yudao.module.erp.dal.redis.no.ErpNoRedisDAO;
import cn.iocoder.yudao.module.mdm.api.item.MdmItemApi;
import cn.iocoder.yudao.module.mdm.api.item.dto.MdmItemRespDTO;
import cn.iocoder.yudao.module.erp.enums.ErpAuditStatus;
import cn.iocoder.yudao.module.erp.enums.ErpPurchaseOrderSourceTypeEnum;
import cn.iocoder.yudao.module.erp.enums.ErpPurchaseRequestStatusEnum;
import cn.iocoder.yudao.module.system.api.dept.DeptApi;
import cn.iocoder.yudao.module.system.api.storage.StorageAttachmentApi;
import cn.iocoder.yudao.module.system.api.user.AdminUserApi;
import cn.iocoder.yudao.module.system.api.user.dto.AdminUserRespDTO;
import com.mzt.logapi.starter.annotation.LogRecord;
import jakarta.annotation.Resource;
import lombok.extern.slf4j.Slf4j;
import org.flowable.engine.repository.ProcessDefinition;
@@ -36,11 +44,16 @@
import org.springframework.validation.annotation.Validated;

import java.math.BigDecimal;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.util.*;

import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
import static cn.iocoder.yudao.framework.common.util.collection.CollectionUtils.*;
import static cn.iocoder.yudao.module.erp.enums.ErrorCodeConstants.*;
import static cn.iocoder.yudao.module.erp.enums.LogRecordConstants.*;
import static cn.iocoder.yudao.framework.security.core.util.SecurityFrameworkUtils.getLoginUserId;

/**
 * ERP 采购申请 Service 实现类
@@ -70,6 +83,8 @@

    @Resource
    private ErpSupplierService supplierService;
    @Resource
    private MdmItemApi mdmItemApi;

    @Resource
    private BpmProcessInstanceApi processInstanceApi;
@@ -95,10 +110,8 @@
            supplierService.validateSupplier(createReqVO.getSupplierId());
        }
        // 3. 生成申请单号
        String no = noRedisDAO.generate(ErpNoRedisDAO.PURCHASE_REQUEST_NO_PREFIX);
        if (purchaseRequestMapper.selectByNo(no) != null) {
            throw exception(PURCHASE_REQUEST_NO_EXISTS);
        }
        String no = noRedisDAO.generate(ErpNoRedisDAO.PURCHASE_REQUEST_NO_PREFIX,
                candidate -> purchaseRequestMapper.selectByNo(candidate) != null);

        // 4. 获取当前用户信息
        Long userId = Long.parseLong(getCurrentUserId());
@@ -111,7 +124,7 @@
                .setStatus(ErpPurchaseRequestStatusEnum.DRAFT.getStatus())
                .setRequestUserId(userId)
                .setRequestDeptId(deptId));
        calculateTotalPrice(purchaseRequest, requestItems);
        calculateTotalCount(purchaseRequest, requestItems);
        purchaseRequestMapper.insert(purchaseRequest);

        // 6. 绑定附件
@@ -139,7 +152,7 @@

        // 4. 更新申请单
        ErpPurchaseRequestDO updateObj = BeanUtils.toBean(updateReqVO, ErpPurchaseRequestDO.class);
        calculateTotalPrice(updateObj, requestItems);
        calculateTotalCount(updateObj, requestItems);
        purchaseRequestMapper.updateById(updateObj);

        // 5. 更新申请明细
@@ -149,28 +162,179 @@
        storageAttachmentApi.updateAttachments("file", "erp_purchase_request", updateReqVO.getId(), updateReqVO.getBlobIds());
    }

    private void calculateTotalPrice(ErpPurchaseRequestDO purchaseRequest, List<ErpPurchaseRequestItemDO> requestItems) {
        purchaseRequest.setTotalCount(getSumValue(requestItems, ErpPurchaseRequestItemDO::getCount, BigDecimal::add));
        purchaseRequest.setTotalProductPrice(getSumValue(requestItems, ErpPurchaseRequestItemDO::getTotalPrice, BigDecimal::add, BigDecimal.ZERO));
        purchaseRequest.setTotalTaxPrice(getSumValue(requestItems, ErpPurchaseRequestItemDO::getTaxPrice, BigDecimal::add, BigDecimal.ZERO));
        purchaseRequest.setTotalPrice(purchaseRequest.getTotalProductPrice().add(purchaseRequest.getTotalTaxPrice()));
        // 计算优惠价格
        if (purchaseRequest.getDiscountPercent() == null) {
            purchaseRequest.setDiscountPercent(BigDecimal.ZERO);
    @Override
    @Transactional(rollbackFor = Exception.class)
    @LogRecord(type = ERP_PURCHASE_REQUEST_TYPE, subType = ERP_PURCHASE_REQUEST_IMPORT_SUB_TYPE, bizNo = "0",
            success = ERP_PURCHASE_REQUEST_IMPORT_SUCCESS)
    public ErpPurchaseRequestImportRespVO importPurchaseRequestList(List<ErpPurchaseRequestImportExcelVO> importList) {
        ErpPurchaseRequestImportRespVO respVO = ErpPurchaseRequestImportRespVO.builder()
                .createList(new ArrayList<>())
                .updateList(new ArrayList<>())
                .failureList(new LinkedHashMap<>())
                .build();
        if (CollUtil.isEmpty(importList)) {
            // 记录导入结果汇总，供 @LogRecord 的 success 文案引用
            OperateLogUtils.putImportSummary(respVO.getCreateList(), respVO.getUpdateList(), respVO.getFailureList());
            return respVO;
        }
        purchaseRequest.setDiscountPrice(MoneyUtils.priceMultiplyPercent(purchaseRequest.getTotalPrice(), purchaseRequest.getDiscountPercent()));
        purchaseRequest.setTotalPrice(purchaseRequest.getTotalPrice().subtract(purchaseRequest.getDiscountPrice()));

        // 1. 按“采购申请单号”分组
        Map<String, List<ErpPurchaseRequestImportExcelVO>> groups = new LinkedHashMap<>();
        for (int i = 0; i < importList.size(); i++) {
            ErpPurchaseRequestImportExcelVO row = importList.get(i);
            if (row == null || (StrUtil.isBlank(row.getProductCode()) && StrUtil.isBlank(row.getNo()))) {
                continue; // 跳过空行
            }
            String key = StrUtil.isNotBlank(row.getNo()) ? row.getNo().trim() : "__row_" + (i + 2);
            groups.computeIfAbsent(key, k -> new ArrayList<>()).add(row);
        }

        // 2. 逐张申请导入
        for (Map.Entry<String, List<ErpPurchaseRequestImportExcelVO>> entry : groups.entrySet()) {
            List<ErpPurchaseRequestImportExcelVO> rows = entry.getValue();
            String label = StrUtil.isNotBlank(rows.get(0).getNo()) ? rows.get(0).getNo().trim()
                    : "第 " + entry.getKey().substring("__row_".length()) + " 行";
            try {
                ErpPurchaseRequestDO purchaseRequest = createPurchaseRequestByImport(rows);
                respVO.getCreateList().add(purchaseRequest.getNo());
            } catch (Exception ex) {
                respVO.getFailureList().put(label, resolveImportErrorMessage(ex));
            }
        }
        // 记录导入结果汇总，供 @LogRecord 的 success 文案引用
        OperateLogUtils.putImportSummary(respVO.getCreateList(), respVO.getUpdateList(), respVO.getFailureList());
        return respVO;
    }

    /**
     * 依据导入数据创建一张采购申请（含明细）。申请人/申请部门由当前登录用户自动填充；状态为“未提交(0)”。
     */
    private ErpPurchaseRequestDO createPurchaseRequestByImport(List<ErpPurchaseRequestImportExcelVO> rows) {
        ErpPurchaseRequestImportExcelVO head = rows.get(0);

        // 1. 明细
        List<ErpPurchaseRequestSaveReqVO.Item> items = new ArrayList<>();
        for (ErpPurchaseRequestImportExcelVO row : rows) {
            if (StrUtil.isBlank(row.getProductCode())) {
                throw new IllegalArgumentException("产品编码不能为空");
            }
            CommonResult<MdmItemRespDTO> itemResult = mdmItemApi.getItemByCode(row.getProductCode().trim());
            MdmItemRespDTO item = itemResult == null ? null : itemResult.getData();
            if (item == null) {
                throw new IllegalArgumentException("产品不存在：" + row.getProductCode());
            }
            if (row.getCount() == null) {
                throw new IllegalArgumentException("产品[" + row.getProductCode() + "]的数量不能为空");
            }
            if (item.getUnitMeasureId() == null) {
                throw new IllegalArgumentException("产品[" + row.getProductCode() + "]未配置计量单位，请先在物料中维护");
            }
            ErpPurchaseRequestSaveReqVO.Item itemVO = new ErpPurchaseRequestSaveReqVO.Item();
            itemVO.setProductId(item.getId());
            itemVO.setProductUnitId(item.getUnitMeasureId());
            itemVO.setCount(row.getCount());
            itemVO.setDemandTime(parseImportDate(row.getDemandTime()));
            itemVO.setRemark(row.getRemark());
            items.add(itemVO);
        }

        // 3. 单号：填了就用（校验唯一），没填自动生成 CGSQ...
        String no;
        if (StrUtil.isNotBlank(head.getNo())) {
            no = head.getNo().trim();
            if (purchaseRequestMapper.selectByNo(no) != null) {
                throw new IllegalArgumentException("采购申请单号已存在：" + no);
            }
        } else {
            no = noRedisDAO.generate(ErpNoRedisDAO.PURCHASE_REQUEST_NO_PREFIX,
                    candidate -> purchaseRequestMapper.selectByNo(candidate) != null);
        }

        // 4. 申请人 / 申请部门：取当前登录用户及其部门
        Long userId = getLoginUserId();
        AdminUserRespDTO user = userId == null ? null : adminUserApi.getUser(userId);
        Long deptId = user != null ? user.getDeptId() : null;

        // 5. 组装主表（状态为“未提交”）
        ErpPurchaseRequestDO purchaseRequest = new ErpPurchaseRequestDO();
        purchaseRequest.setNo(no);
        purchaseRequest.setRequestTime(parseImportDateTime(head.getRequestTime()));
        purchaseRequest.setRequestReason(head.getRequestReason());
        purchaseRequest.setRemark(head.getRemark());
        purchaseRequest.setStatus(ErpPurchaseRequestStatusEnum.DRAFT.getStatus());
        purchaseRequest.setRequestUserId(userId);
        purchaseRequest.setRequestDeptId(deptId);

        List<ErpPurchaseRequestItemDO> itemDOs = validatePurchaseRequestItems(items);
        calculateTotalCount(purchaseRequest, itemDOs);
        purchaseRequestMapper.insert(purchaseRequest);
        itemDOs.forEach(item -> item.setRequestId(purchaseRequest.getId()));
        purchaseRequestItemMapper.insertBatch(itemDOs);
        return purchaseRequest;
    }

    private LocalDateTime parseImportDateTime(String text) {
        if (StrUtil.isBlank(text)) {
            return LocalDateTime.now();
        }
        String value = text.trim();
        for (String pattern : new String[]{"yyyy-MM-dd HH:mm:ss", "yyyy-MM-dd HH:mm", "yyyy/MM/dd HH:mm:ss"}) {
            try {
                return LocalDateTime.parse(value, DateTimeFormatter.ofPattern(pattern));
            } catch (Exception ignored) {
                // 继续尝试下一个格式
            }
        }
        for (String pattern : new String[]{"yyyy-MM-dd", "yyyy/M/d"}) {
            try {
                return LocalDate.parse(value, DateTimeFormatter.ofPattern(pattern)).atStartOfDay();
            } catch (Exception ignored) {
                // 继续尝试下一个格式
            }
        }
        throw new IllegalArgumentException("申请时间格式不正确：" + text + "，示例 2026-01-01 10:00:00");
    }

    private LocalDate parseImportDate(String text) {
        if (StrUtil.isBlank(text)) {
            return null;
        }
        String value = text.trim();
        for (String pattern : new String[]{"yyyy-MM-dd", "yyyy/M/d"}) {
            try {
                return LocalDate.parse(value, DateTimeFormatter.ofPattern(pattern));
            } catch (Exception ignored) {
                // 继续尝试下一个格式
            }
        }
        try {
            return LocalDateTime.parse(value, DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")).toLocalDate();
        } catch (Exception ignored) {
            // 忽略
        }
        throw new IllegalArgumentException("需求日期格式不正确：" + text + "，示例 2026-01-01");
    }

    private String resolveImportErrorMessage(Exception ex) {
        if (ex instanceof cn.iocoder.yudao.framework.common.exception.ServiceException serviceException) {
            return serviceException.getMessage();
        }
        return StrUtil.blankToDefault(ex.getMessage(), "导入失败");
    }

    private void calculateTotalCount(ErpPurchaseRequestDO purchaseRequest, List<ErpPurchaseRequestItemDO> requestItems) {
        purchaseRequest.setTotalCount(getSumValue(requestItems, ErpPurchaseRequestItemDO::getCount, BigDecimal::add));
    }

    private List<ErpPurchaseRequestItemDO> validatePurchaseRequestItems(List<ErpPurchaseRequestSaveReqVO.Item> list) {
        return convertList(list, o -> BeanUtils.toBean(o, ErpPurchaseRequestItemDO.class, item -> {
            if (item.getProductPrice() != null && item.getCount() != null) {
                item.setTotalPrice(MoneyUtils.priceMultiply(item.getProductPrice(), item.getCount()));
                if (item.getTaxPercent() != null) {
                    item.setTaxPrice(MoneyUtils.priceMultiplyPercent(item.getTotalPrice(), item.getTaxPercent()));
                }
        return convertList(list, o -> {
            ErpPurchaseRequestItemDO item = BeanUtils.toBean(o, ErpPurchaseRequestItemDO.class);
            // 采购申请不再填写“是否质检”，默认需要来料检验，生成台账后可在台账中调整
            if (item.getQcCheckFlag() == null) {
                item.setQcCheckFlag(true);
            }
        }));
            return item;
        });
    }

    private void updatePurchaseRequestItemList(Long id, List<ErpPurchaseRequestItemDO> newList) {
@@ -256,6 +420,16 @@
        }

        // 3. 创建 BPM 流程实例
        // 全局免审批：业务校验通过后直接执行审批通过逻辑，无需流程模型。
        if (processInstanceApi.isGlobalAutoApprove()) {
            purchaseRequestMapper.updateById(new ErpPurchaseRequestDO()
                    .setId(id)
                    .setStatus(ErpPurchaseRequestStatusEnum.PROCESS.getStatus())
                    .setProcessInstanceId(""));
            updatePurchaseRequestAuditStatus(id, cn.iocoder.yudao.module.bpm.enums.task.BpmProcessInstanceStatusEnum.APPROVE.getStatus());
            return;
        }

        String processInstanceId = processInstanceApi.createProcessInstance(userId,
                new BpmProcessInstanceCreateReqDTO()
                        .setProcessDefinitionKey(processDefinitionKey)
@@ -316,23 +490,11 @@
        }

        // 2. 根据审批结果更新状态
        // 审批通过后不自动生成采购台账：由采购员在列表中决定「发起询价」或「直接生成采购台账」
        Integer newStatus = convertBpmResultToStatus(bpmResult);
        if (newStatus != null) {
            purchaseRequestMapper.updateById(new ErpPurchaseRequestDO()
                    .setId(id).setStatus(newStatus));
        }

        // 3. 审批通过且有供应商，自动生成采购订单
        if (ErpPurchaseRequestStatusEnum.APPROVE.getStatus().equals(newStatus)
                && purchaseRequest.getSupplierId() != null
                && purchaseRequest.getOrderId() == null) {
            try {
                Long orderId = doGeneratePurchaseOrder(purchaseRequest);
                log.info("[updatePurchaseRequestAuditStatus] 采购申请({}) 自动生成采购订单({})", id, orderId);
            } catch (Exception e) {
                log.error("[updatePurchaseRequestAuditStatus] 采购申请({}) 自动生成采购订单失败", id, e);
                // 不抛出异常，避免影响状态更新
            }
        }
    }

@@ -348,11 +510,19 @@
        if (purchaseRequest.getOrderId() != null) {
            throw exception(PURCHASE_REQUEST_ORDER_EXISTS);
        }
        // 3. 校验供应商
        supplierService.validateSupplier(supplierId);
        // 3. 已发起询价的申请，必须等询价确认（确定价格）后才能生成采购台账
        if (purchaseRequest.getInquiryId() != null) {
            throw exception(PURCHASE_REQUEST_INQUIRY_EXISTS);
        }
        // 4. 供应商不在这里确定：采购申请本身不填供应商，直接生成台账时也允许为空，
        //    由采购员在采购台账草稿里补充供应商与价格后再提交审批
        Long targetSupplierId = supplierId != null ? supplierId : purchaseRequest.getSupplierId();
        if (targetSupplierId != null) {
            supplierService.validateSupplier(targetSupplierId);
        }

        // 4. 设置供应商并生成订单
        purchaseRequest.setSupplierId(supplierId);
        // 5. 生成订单（supplierId 可为空，留待台账补充）
        purchaseRequest.setSupplierId(targetSupplierId);
        return doGeneratePurchaseOrder(purchaseRequest);
    }

@@ -372,24 +542,29 @@
        }

        // 2. 生成采购订单号
        String orderNo = noRedisDAO.generate(ErpNoRedisDAO.PURCHASE_ORDER_NO_PREFIX);
        if (purchaseOrderMapper.selectByNo(orderNo) != null) {
            throw exception(PURCHASE_ORDER_NO_EXISTS);
        }
        String orderNo = noRedisDAO.generate(ErpNoRedisDAO.PURCHASE_ORDER_NO_PREFIX,
                candidate -> purchaseOrderMapper.selectByNo(candidate) != null);

        // 3. 创建采购订单
        ErpPurchaseOrderDO purchaseOrder = new ErpPurchaseOrderDO();
        purchaseOrder.setNo(orderNo);
        purchaseOrder.setStatus(ErpAuditStatus.APPROVE.getStatus()); // 采购订单直接为已审核状态
        // 生成后为草稿：采购申请与采购台账字段不完全一致（付款日期、采购类型、付款方式等），
        // 需要业务在采购台账里补充完整后再提交审批
        purchaseOrder.setStatus(ErpAuditStatus.DRAFT.getStatus());
        purchaseOrder.setSupplierId(purchaseRequest.getSupplierId());
        purchaseOrder.setOrderTime(purchaseRequest.getRequestTime());
        purchaseOrder.setTotalCount(purchaseRequest.getTotalCount());
        purchaseOrder.setTotalPrice(purchaseRequest.getTotalPrice());
        purchaseOrder.setTotalProductPrice(purchaseRequest.getTotalProductPrice());
        purchaseOrder.setTotalTaxPrice(purchaseRequest.getTotalTaxPrice());
        purchaseOrder.setDiscountPercent(purchaseRequest.getDiscountPercent());
        purchaseOrder.setDiscountPrice(purchaseRequest.getDiscountPrice());
        purchaseOrder.setDepositPrice(purchaseRequest.getDepositPrice() != null ? purchaseRequest.getDepositPrice() : BigDecimal.ZERO);
        // 采购申请不含价格：台账先以 0 金额生成草稿，由采购员在台账中补录单价/税率后再提交审批
        purchaseOrder.setTotalPrice(BigDecimal.ZERO);
        purchaseOrder.setTotalProductPrice(BigDecimal.ZERO);
        purchaseOrder.setTotalTaxPrice(BigDecimal.ZERO);
        purchaseOrder.setDiscountPercent(BigDecimal.ZERO);
        purchaseOrder.setDiscountPrice(BigDecimal.ZERO);
        purchaseOrder.setDepositPrice(BigDecimal.ZERO);
        purchaseOrder.setSourceType(ErpPurchaseOrderSourceTypeEnum.PURCHASE_REQUEST.getType());
        purchaseOrder.setSourceId(purchaseRequest.getId());
        purchaseOrder.setSourceNo(purchaseRequest.getNo());
        purchaseOrder.setPurchaseRequestId(purchaseRequest.getId());
        purchaseOrder.setRemark(purchaseRequest.getRemark());
        purchaseOrder.setInCount(BigDecimal.ZERO);
        purchaseOrder.setInStatus(0);
@@ -402,14 +577,16 @@
            orderItem.setRequestItemId(item.getId()); // 关联采购申请明细
            orderItem.setProductId(item.getProductId());
            orderItem.setProductUnitId(item.getProductUnitId());
            orderItem.setProductPrice(item.getProductPrice());
            // 单价/税率待采购员在台账中补录，先按 0 保存
            orderItem.setProductPrice(BigDecimal.ZERO);
            orderItem.setCount(item.getCount());
            orderItem.setTotalPrice(item.getTotalPrice());
            orderItem.setTaxPercent(item.getTaxPercent());
            orderItem.setTaxPrice(item.getTaxPrice());
            orderItem.setTotalPrice(BigDecimal.ZERO);
            orderItem.setTaxPercent(BigDecimal.ZERO);
            orderItem.setTaxPrice(BigDecimal.ZERO);
            orderItem.setRemark(item.getRemark());
            orderItem.setInCount(BigDecimal.ZERO);
            orderItem.setQcCheckFlag(item.getQcCheckFlag() != null ? item.getQcCheckFlag() : false);
            // 是否质检与采购申请保持一致：明细未明确标记时默认为「是」（历史申请单可能为 null）
            orderItem.setQcCheckFlag(item.getQcCheckFlag() != null ? item.getQcCheckFlag() : true);
            return orderItem;
        });
        purchaseOrderItemMapper.insertBatch(orderItems);
@@ -417,6 +594,7 @@
        // 5. 更新采购申请的订单信息
        purchaseRequestMapper.updateById(new ErpPurchaseRequestDO()
                .setId(id)
                .setSupplierId(purchaseRequest.getSupplierId())
                .setOrderId(purchaseOrder.getId())
                .setOrderNo(orderNo));

@@ -448,6 +626,22 @@
        return null;
    }

    @Override
    @Transactional(rollbackFor = Exception.class)
    public void resetPurchaseRequestStatus(Long id) {
        ErpPurchaseRequestDO purchaseRequest = validatePurchaseRequestExists(id);
        Integer status = purchaseRequest.getStatus();
        // 兼容数据不一致：BPM 已驳回但业务表 status 未更新（仍为审批中）
        if (!ErpPurchaseRequestStatusEnum.REJECT.getStatus().equals(status)
                && !ErpPurchaseRequestStatusEnum.PROCESS.getStatus().equals(status)) {
            throw exception(PURCHASE_REQUEST_RESET_FAIL_NOT_REJECT);
        }
        purchaseRequestMapper.updateById(new ErpPurchaseRequestDO()
                .setId(id)
                .setStatus(ErpPurchaseRequestStatusEnum.DRAFT.getStatus())
                .setProcessInstanceId(""));
    }

    private ErpPurchaseRequestDO validatePurchaseRequestExists(Long id) {
        ErpPurchaseRequestDO purchaseRequest = purchaseRequestMapper.selectById(id);
        if (purchaseRequest == null) {