package cn.iocoder.yudao.module.erp.service.purchase;
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import cn.hutool.core.collection.CollUtil;
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import cn.hutool.core.util.ObjectUtil;
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import cn.iocoder.yudao.framework.common.pojo.PageResult;
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import cn.iocoder.yudao.framework.common.util.number.MoneyUtils;
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import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
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import cn.iocoder.yudao.module.bpm.api.task.BpmProcessInstanceApi;
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import cn.iocoder.yudao.module.bpm.api.task.dto.BpmProcessInstanceCreateReqDTO;
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import cn.iocoder.yudao.module.bpm.dal.dataobject.definition.BpmCategoryDO;
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import cn.iocoder.yudao.module.bpm.dal.dataobject.definition.BpmProcessDefinitionInfoDO;
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import cn.iocoder.yudao.module.bpm.enums.task.BpmTaskStatusEnum;
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import cn.iocoder.yudao.module.bpm.service.definition.BpmCategoryService;
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import cn.iocoder.yudao.module.bpm.service.definition.BpmProcessDefinitionService;
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import cn.iocoder.yudao.module.erp.controller.admin.purchase.vo.order.ErpPurchaseOrderPageReqVO;
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import cn.iocoder.yudao.module.erp.controller.admin.purchase.vo.order.ErpPurchaseOrderSaveReqVO;
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import cn.iocoder.yudao.module.erp.dal.dataobject.purchase.ErpPurchaseOrderDO;
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import cn.iocoder.yudao.module.erp.dal.dataobject.purchase.ErpPurchaseOrderItemDO;
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import cn.iocoder.yudao.module.erp.dal.mysql.purchase.ErpPurchaseOrderItemMapper;
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import cn.iocoder.yudao.module.erp.dal.mysql.purchase.ErpPurchaseOrderMapper;
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import cn.iocoder.yudao.module.erp.dal.redis.no.ErpNoRedisDAO;
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import cn.iocoder.yudao.module.erp.enums.ErpAuditStatus;
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import cn.iocoder.yudao.module.erp.enums.ErpPurchaseOrderInStatusEnum;
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import cn.iocoder.yudao.module.erp.service.finance.ErpAccountService;
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import jakarta.annotation.Resource;
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import lombok.extern.slf4j.Slf4j;
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import org.flowable.engine.repository.ProcessDefinition;
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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.*;
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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.*;
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import static cn.iocoder.yudao.module.erp.enums.ErrorCodeConstants.*;
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/**
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* ERP 采购订单 Service 实现类
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*
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* @author 芋道源码
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*/
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@Service
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@Validated
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@Slf4j
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public class ErpPurchaseOrderServiceImpl implements ErpPurchaseOrderService {
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/**
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* BPM 采购订单审批分类编码
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*/
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private static final String PURCHASE_ORDER_APPROVE_CATEGORY_CODE = "purchase_request_approve";
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@Resource
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private ErpPurchaseOrderMapper purchaseOrderMapper;
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@Resource
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private ErpPurchaseOrderItemMapper purchaseOrderItemMapper;
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@Resource
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private ErpNoRedisDAO noRedisDAO;
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@Resource
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private ErpSupplierService supplierService;
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@Resource
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private ErpAccountService accountService;
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@Resource
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private BpmProcessInstanceApi processInstanceApi;
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@Resource
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private BpmCategoryService bpmCategoryService;
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@Resource
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private BpmProcessDefinitionService bpmProcessDefinitionService;
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@Override
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@Transactional(rollbackFor = Exception.class)
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public Long createPurchaseOrder(ErpPurchaseOrderSaveReqVO createReqVO) {
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// 1.1 校验订单项的有效性
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List<ErpPurchaseOrderItemDO> purchaseOrderItems = validatePurchaseOrderItems(createReqVO.getItems());
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// 1.2 校验供应商
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supplierService.validateSupplier(createReqVO.getSupplierId());
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// 1.3 校验结算账户
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if (createReqVO.getAccountId() != null) {
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accountService.validateAccount(createReqVO.getAccountId());
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}
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// 1.4 生成订单号，并校验唯一性
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String no = noRedisDAO.generate(ErpNoRedisDAO.PURCHASE_ORDER_NO_PREFIX);
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if (purchaseOrderMapper.selectByNo(no) != null) {
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throw exception(PURCHASE_ORDER_NO_EXISTS);
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}
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// 2.1 插入订单（采购订单创建后为未审核状态，需要提交审批）
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ErpPurchaseOrderDO purchaseOrder = BeanUtils.toBean(createReqVO, ErpPurchaseOrderDO.class, in -> in
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.setNo(no).setStatus(ErpAuditStatus.PROCESS.getStatus())
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.setInCount(BigDecimal.ZERO).setInStatus(ErpPurchaseOrderInStatusEnum.NOT_IN.getStatus()));
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calculateTotalPrice(purchaseOrder, purchaseOrderItems);
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purchaseOrderMapper.insert(purchaseOrder);
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// 2.2 插入订单项
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purchaseOrderItems.forEach(o -> o.setOrderId(purchaseOrder.getId()));
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purchaseOrderItemMapper.insertBatch(purchaseOrderItems);
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return purchaseOrder.getId();
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void updatePurchaseOrder(ErpPurchaseOrderSaveReqVO updateReqVO) {
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// 1.1 校验存在
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ErpPurchaseOrderDO purchaseOrder = validatePurchaseOrderExists(updateReqVO.getId());
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// 采购订单不允许修改（已审核状态）
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if (ErpAuditStatus.APPROVE.getStatus().equals(purchaseOrder.getStatus())) {
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throw exception(PURCHASE_ORDER_UPDATE_FAIL_APPROVE, purchaseOrder.getNo());
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}
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// 1.2 校验供应商
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supplierService.validateSupplier(updateReqVO.getSupplierId());
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// 1.3 校验结算账户
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if (updateReqVO.getAccountId() != null) {
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accountService.validateAccount(updateReqVO.getAccountId());
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}
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// 1.4 校验订单项的有效性
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List<ErpPurchaseOrderItemDO> purchaseOrderItems = validatePurchaseOrderItems(updateReqVO.getItems());
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// 2.1 更新订单
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ErpPurchaseOrderDO updateObj = BeanUtils.toBean(updateReqVO, ErpPurchaseOrderDO.class);
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calculateTotalPrice(updateObj, purchaseOrderItems);
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purchaseOrderMapper.updateById(updateObj);
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// 2.2 更新订单项
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updatePurchaseOrderItemList(updateReqVO.getId(), purchaseOrderItems);
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}
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private void calculateTotalPrice(ErpPurchaseOrderDO purchaseOrder, List<ErpPurchaseOrderItemDO> purchaseOrderItems) {
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purchaseOrder.setTotalCount(getSumValue(purchaseOrderItems, ErpPurchaseOrderItemDO::getCount, BigDecimal::add));
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purchaseOrder.setTotalProductPrice(getSumValue(purchaseOrderItems, ErpPurchaseOrderItemDO::getTotalPrice, BigDecimal::add, BigDecimal.ZERO));
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purchaseOrder.setTotalTaxPrice(getSumValue(purchaseOrderItems, ErpPurchaseOrderItemDO::getTaxPrice, BigDecimal::add, BigDecimal.ZERO));
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purchaseOrder.setTotalPrice(purchaseOrder.getTotalProductPrice().add(purchaseOrder.getTotalTaxPrice()));
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// 计算优惠价格
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if (purchaseOrder.getDiscountPercent() == null) {
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purchaseOrder.setDiscountPercent(BigDecimal.ZERO);
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}
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purchaseOrder.setDiscountPrice(MoneyUtils.priceMultiplyPercent(purchaseOrder.getTotalPrice(), purchaseOrder.getDiscountPercent()));
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purchaseOrder.setTotalPrice(purchaseOrder.getTotalPrice().subtract(purchaseOrder.getDiscountPrice()));
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void updatePurchaseOrderStatus(Long id, Integer status) {
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boolean approve = ErpAuditStatus.APPROVE.getStatus().equals(status);
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// 1.1 校验存在
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ErpPurchaseOrderDO purchaseOrder = validatePurchaseOrderExists(id);
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// 1.2 校验状态
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if (purchaseOrder.getStatus().equals(status)) {
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throw exception(approve ? PURCHASE_ORDER_APPROVE_FAIL : PURCHASE_ORDER_PROCESS_FAIL);
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}
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// 1.3 存在采购入库单，无法反审核
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BigDecimal inCount = purchaseOrder.getInCount();
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if (!approve && inCount != null && inCount.compareTo(BigDecimal.ZERO) > 0) {
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throw exception(PURCHASE_ORDER_PROCESS_FAIL_EXISTS_IN);
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}
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// 1.4 存在采购退货单，无法反审核
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BigDecimal returnCount = purchaseOrder.getReturnCount();
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if (!approve && returnCount != null && returnCount.compareTo(BigDecimal.ZERO) > 0) {
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throw exception(PURCHASE_ORDER_PROCESS_FAIL_EXISTS_RETURN);
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}
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// 2. 更新状态
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int updateCount = purchaseOrderMapper.updateByIdAndStatus(id, purchaseOrder.getStatus(),
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new ErpPurchaseOrderDO().setStatus(status));
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if (updateCount == 0) {
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throw exception(approve ? PURCHASE_ORDER_APPROVE_FAIL : PURCHASE_ORDER_PROCESS_FAIL);
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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 submitPurchaseOrder(Long id, String processDefinitionKey, Long userId) {
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// 1. 校验存在 + 未审核状态
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ErpPurchaseOrderDO purchaseOrder = validatePurchaseOrderExists(id);
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if (!ErpAuditStatus.PROCESS.getStatus().equals(purchaseOrder.getStatus())) {
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throw exception(PURCHASE_ORDER_SUBMIT_FAIL_STATUS);
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}
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// 2. 创建 BPM 流程实例
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String processInstanceId = processInstanceApi.createProcessInstance(userId,
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new BpmProcessInstanceCreateReqDTO()
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.setProcessDefinitionKey(processDefinitionKey)
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.setBusinessKey(String.valueOf(id)));
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// 3. 更新采购订单状态为审批中
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purchaseOrderMapper.updateById(new ErpPurchaseOrderDO()
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.setId(id)
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.setStatus(ErpAuditStatus.APPROVING.getStatus())
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.setProcessInstanceId(processInstanceId));
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}
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@Override
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public List<Map<String, Object>> getPurchaseOrderApproveProcessDefinitionList() {
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// 1. 校验分类和流程定义是否存在
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validatePurchaseOrderApproveCategoryAndProcessDefinition();
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// 2. 获取分类下的流程定义信息
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List<BpmProcessDefinitionInfoDO> definitionInfoList = bpmProcessDefinitionService
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.getProcessDefinitionInfoListByCategory(PURCHASE_ORDER_APPROVE_CATEGORY_CODE);
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if (CollUtil.isEmpty(definitionInfoList)) {
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return Collections.emptyList();
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}
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// 3. 遍历获取流程定义详情，过滤激活状态，保留最新版本
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Map<String, ProcessDefinition> latestVersionMap = new HashMap<>();
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for (BpmProcessDefinitionInfoDO info : definitionInfoList) {
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ProcessDefinition pd = bpmProcessDefinitionService.getProcessDefinition(info.getProcessDefinitionId());
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if (pd == null || pd.isSuspended()) {
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continue;
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}
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ProcessDefinition existing = latestVersionMap.get(pd.getKey());
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if (existing == null || pd.getVersion() > existing.getVersion()) {
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latestVersionMap.put(pd.getKey(), pd);
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}
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}
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// 4. 返回流程定义列表
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List<Map<String, Object>> result = new ArrayList<>();
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for (ProcessDefinition pd : latestVersionMap.values()) {
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Map<String, Object> item = new HashMap<>();
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item.put("id", pd.getId());
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item.put("key", pd.getKey());
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item.put("name", pd.getName());
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result.add(item);
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}
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return result;
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void updatePurchaseOrderAuditStatus(Long id, Integer bpmResult) {
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// 1. 校验存在
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ErpPurchaseOrderDO purchaseOrder = validatePurchaseOrderExists(id);
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if (!ErpAuditStatus.APPROVING.getStatus().equals(purchaseOrder.getStatus())) {
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log.warn("[updatePurchaseOrderAuditStatus] 采购订单({}) 不处于审批中状态", id);
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return;
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}
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// 2. 根据审批结果更新状态
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Integer newStatus = convertBpmResultToAuditStatus(bpmResult);
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if (newStatus != null) {
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purchaseOrderMapper.updateById(new ErpPurchaseOrderDO()
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.setId(id).setStatus(newStatus));
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}
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}
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/**
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* 校验采购订单审批分类和流程定义是否存在
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*/
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private void validatePurchaseOrderApproveCategoryAndProcessDefinition() {
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// 1. 校验分类是否存在
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List<BpmCategoryDO> categories = bpmCategoryService.getCategoryListByCode(
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Collections.singletonList(PURCHASE_ORDER_APPROVE_CATEGORY_CODE));
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if (CollUtil.isEmpty(categories)) {
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throw exception(PURCHASE_ORDER_BPM_CATEGORY_NOT_EXISTS);
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}
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}
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/**
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* 转换 BPM 审批结果为审核状态
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*/
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private Integer convertBpmResultToAuditStatus(Integer bpmResult) {
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if (BpmTaskStatusEnum.APPROVE.getStatus().equals(bpmResult)) {
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return ErpAuditStatus.APPROVE.getStatus();
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} else if (BpmTaskStatusEnum.REJECT.getStatus().equals(bpmResult)) {
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return ErpAuditStatus.PROCESS.getStatus();
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} else if (BpmTaskStatusEnum.CANCEL.getStatus().equals(bpmResult)) {
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return ErpAuditStatus.CANCEL.getStatus();
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}
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return null;
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}
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private List<ErpPurchaseOrderItemDO> validatePurchaseOrderItems(List<ErpPurchaseOrderSaveReqVO.Item> list) {
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// 转化为 ErpPurchaseOrderItemDO 列表（产品验证已移除）
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return convertList(list, o -> BeanUtils.toBean(o, ErpPurchaseOrderItemDO.class, item -> {
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item.setTotalPrice(MoneyUtils.priceMultiply(item.getProductPrice(), item.getCount()));
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if (item.getTotalPrice() == null) {
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return;
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}
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if (item.getTaxPercent() != null) {
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item.setTaxPrice(MoneyUtils.priceMultiplyPercent(item.getTotalPrice(), item.getTaxPercent()));
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}
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}));
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}
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private void updatePurchaseOrderItemList(Long id, List<ErpPurchaseOrderItemDO> newList) {
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// 第一步，对比新老数据，获得添加、修改、删除的列表
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List<ErpPurchaseOrderItemDO> oldList = purchaseOrderItemMapper.selectListByOrderId(id);
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List<List<ErpPurchaseOrderItemDO>> diffList = diffList(oldList, newList,
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(oldVal, newVal) -> oldVal.getId().equals(newVal.getId()));
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// 第二步，批量添加、修改、删除
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if (CollUtil.isNotEmpty(diffList.get(0))) {
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diffList.get(0).forEach(o -> o.setOrderId(id));
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purchaseOrderItemMapper.insertBatch(diffList.get(0));
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}
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if (CollUtil.isNotEmpty(diffList.get(1))) {
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purchaseOrderItemMapper.updateBatch(diffList.get(1));
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}
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if (CollUtil.isNotEmpty(diffList.get(2))) {
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purchaseOrderItemMapper.deleteByIds(convertList(diffList.get(2), ErpPurchaseOrderItemDO::getId));
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}
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}
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@Override
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public void updatePurchaseOrderInCount(Long id, Map<Long, BigDecimal> inCountMap) {
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List<ErpPurchaseOrderItemDO> orderItems = purchaseOrderItemMapper.selectListByOrderId(id);
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// 1. 更新每个采购订单项
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orderItems.forEach(item -> {
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BigDecimal inCount = inCountMap.getOrDefault(item.getId(), BigDecimal.ZERO);
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if (item.getInCount().equals(inCount)) {
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return;
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}
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if (inCount.compareTo(item.getCount()) > 0) {
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throw exception(PURCHASE_ORDER_ITEM_IN_FAIL_PRODUCT_EXCEED,
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"产品ID:" + item.getProductId(), item.getCount());
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}
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purchaseOrderItemMapper.updateById(new ErpPurchaseOrderItemDO().setId(item.getId()).setInCount(inCount));
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});
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// 2. 更新采购订单
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BigDecimal totalInCount = getSumValue(inCountMap.values(), value -> value, BigDecimal::add, BigDecimal.ZERO);
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purchaseOrderMapper.updateById(new ErpPurchaseOrderDO().setId(id).setInCount(totalInCount));
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}
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@Override
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public void updatePurchaseOrderReturnCount(Long orderId, Map<Long, BigDecimal> returnCountMap) {
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List<ErpPurchaseOrderItemDO> orderItems = purchaseOrderItemMapper.selectListByOrderId(orderId);
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// 1. 更新每个采购订单项
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orderItems.forEach(item -> {
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BigDecimal returnCount = returnCountMap.getOrDefault(item.getId(), BigDecimal.ZERO);
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if (item.getReturnCount().equals(returnCount)) {
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return;
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}
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if (returnCount.compareTo(item.getInCount()) > 0) {
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throw exception(PURCHASE_ORDER_ITEM_RETURN_FAIL_IN_EXCEED,
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"产品ID:" + item.getProductId(), item.getInCount());
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}
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purchaseOrderItemMapper.updateById(new ErpPurchaseOrderItemDO().setId(item.getId()).setReturnCount(returnCount));
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});
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// 2. 更新采购订单
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BigDecimal totalReturnCount = getSumValue(returnCountMap.values(), value -> value, BigDecimal::add, BigDecimal.ZERO);
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purchaseOrderMapper.updateById(new ErpPurchaseOrderDO().setId(orderId).setReturnCount(totalReturnCount));
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void deletePurchaseOrder(List<Long> ids) {
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// 1. 校验不处于已审批
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List<ErpPurchaseOrderDO> purchaseOrders = purchaseOrderMapper.selectByIds(ids);
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if (CollUtil.isEmpty(purchaseOrders)) {
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return;
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}
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purchaseOrders.forEach(purchaseOrder -> {
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if (ErpAuditStatus.APPROVE.getStatus().equals(purchaseOrder.getStatus())) {
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throw exception(PURCHASE_ORDER_DELETE_FAIL_APPROVE, purchaseOrder.getNo());
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}
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});
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// 2. 遍历删除
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purchaseOrders.forEach(purchaseOrder -> {
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purchaseOrderMapper.deleteById(purchaseOrder.getId());
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purchaseOrderItemMapper.deleteByOrderId(purchaseOrder.getId());
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});
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}
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private ErpPurchaseOrderDO validatePurchaseOrderExists(Long id) {
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ErpPurchaseOrderDO purchaseOrder = purchaseOrderMapper.selectById(id);
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if (purchaseOrder == null) {
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throw exception(PURCHASE_ORDER_NOT_EXISTS);
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}
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return purchaseOrder;
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}
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@Override
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public ErpPurchaseOrderDO getPurchaseOrder(Long id) {
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return purchaseOrderMapper.selectById(id);
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}
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@Override
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public ErpPurchaseOrderDO validatePurchaseOrder(Long id) {
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ErpPurchaseOrderDO purchaseOrder = validatePurchaseOrderExists(id);
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if (ObjectUtil.notEqual(purchaseOrder.getStatus(), ErpAuditStatus.APPROVE.getStatus())) {
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throw exception(PURCHASE_ORDER_NOT_APPROVE);
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}
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return purchaseOrder;
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}
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@Override
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public PageResult<ErpPurchaseOrderDO> getPurchaseOrderPage(ErpPurchaseOrderPageReqVO pageReqVO) {
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return purchaseOrderMapper.selectPage(pageReqVO);
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}
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// ==================== 订单项 ====================
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@Override
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public List<ErpPurchaseOrderItemDO> getPurchaseOrderItemListByOrderId(Long orderId) {
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return purchaseOrderItemMapper.selectListByOrderId(orderId);
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}
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@Override
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public List<ErpPurchaseOrderItemDO> getPurchaseOrderItemListByOrderIds(Collection<Long> orderIds) {
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if (CollUtil.isEmpty(orderIds)) {
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return Collections.emptyList();
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}
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return purchaseOrderItemMapper.selectListByOrderIds(orderIds);
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}
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@Override
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public List<ErpPurchaseOrderDO> getPurchaseOrderListBySupplierIdAndStatus(Long supplierId, Integer status) {
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if (supplierId == null) {
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return Collections.emptyList();
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}
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return purchaseOrderMapper.selectList(supplierId, status);
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}
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@Override
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public List<ErpPurchaseOrderDO> getPurchaseOrderList(List<Long> ids) {
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if (CollUtil.isEmpty(ids)) {
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return Collections.emptyList();
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}
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return purchaseOrderMapper.selectByIds(ids);
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}
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@Override
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public void updatePurchaseOrderInStatus(Long orderId) {
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// 1. 获取采购订单
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ErpPurchaseOrderDO order = validatePurchaseOrderExists(orderId);
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// 2. 获取采购订单明细
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List<ErpPurchaseOrderItemDO> items = purchaseOrderItemMapper.selectListByOrderId(orderId);
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if (CollUtil.isEmpty(items)) {
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return;
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}
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// 3. 计算入库状态
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int inStatus = calculateInStatus(items);
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// 4. 更新采购订单入库状态
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purchaseOrderMapper.updateById(new ErpPurchaseOrderDO()
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.setId(orderId).setInStatus(inStatus));
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}
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/**
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* 计算入库状态
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*
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* @param items 采购订单明细列表
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* @return 入库状态
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*/
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private int calculateInStatus(List<ErpPurchaseOrderItemDO> items) {
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boolean allIn = true;
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boolean anyIn = false;
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for (ErpPurchaseOrderItemDO item : items) {
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BigDecimal count = item.getCount() != null ? item.getCount() : BigDecimal.ZERO;
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BigDecimal inCount = item.getInCount() != null ? item.getInCount() : BigDecimal.ZERO;
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if (inCount.compareTo(BigDecimal.ZERO) > 0) {
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anyIn = true;
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}
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if (inCount.compareTo(count) < 0) {
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allIn = false;
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}
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}
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if (allIn) {
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return ErpPurchaseOrderInStatusEnum.ALL_IN.getStatus();
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} else if (anyIn) {
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return ErpPurchaseOrderInStatusEnum.PART_IN.getStatus();
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} else {
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return ErpPurchaseOrderInStatusEnum.NOT_IN.getStatus();
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}
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}
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}
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