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.erp.controller.admin.purchase.vo.in.ErpPurchaseInPageReqVO;
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import cn.iocoder.yudao.module.erp.controller.admin.purchase.vo.in.ErpPurchaseInSaveReqVO;
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import cn.iocoder.yudao.module.erp.dal.dataobject.product.ErpProductDO;
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import cn.iocoder.yudao.module.erp.dal.dataobject.purchase.ErpPurchaseInDO;
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import cn.iocoder.yudao.module.erp.dal.dataobject.purchase.ErpPurchaseInItemDO;
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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.mysql.purchase.ErpPurchaseInItemMapper;
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import cn.iocoder.yudao.module.erp.dal.mysql.purchase.ErpPurchaseInMapper;
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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.stock.ErpStockRecordBizTypeEnum;
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import cn.iocoder.yudao.module.erp.service.finance.ErpAccountService;
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import cn.iocoder.yudao.module.erp.service.product.ErpProductService;
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import cn.iocoder.yudao.module.erp.service.stock.ErpStockRecordService;
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import cn.iocoder.yudao.module.erp.service.stock.bo.ErpStockRecordCreateReqBO;
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import cn.iocoder.yudao.module.system.api.user.AdminUserApi;
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import jakarta.annotation.Resource;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.context.annotation.Lazy;
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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.Collection;
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import java.util.Collections;
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import java.util.List;
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import java.util.Map;
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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 采购入库 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 ErpPurchaseInServiceImpl implements ErpPurchaseInService {
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/**
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* BPM 采购入库审批流程标识
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*/
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public static final String BPM_PROCESS_DEFINITION_KEY = "erp-purchase-in-audit";
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@Resource
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private ErpPurchaseInMapper purchaseInMapper;
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@Resource
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private ErpPurchaseInItemMapper purchaseInItemMapper;
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@Resource
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private ErpNoRedisDAO noRedisDAO;
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@Resource
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private ErpProductService productService;
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@Resource
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@Lazy // 延迟加载，避免循环依赖
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private ErpPurchaseOrderService purchaseOrderService;
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@Resource
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private ErpAccountService accountService;
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@Resource
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private ErpStockRecordService stockRecordService;
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@Resource
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private AdminUserApi adminUserApi;
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@Resource
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private BpmProcessInstanceApi bpmProcessInstanceApi;
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@Override
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@Transactional(rollbackFor = Exception.class)
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public Long createPurchaseIn(ErpPurchaseInSaveReqVO createReqVO) {
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// 1.1 校验采购订单已审核
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ErpPurchaseOrderDO purchaseOrder = purchaseOrderService.validatePurchaseOrder(createReqVO.getOrderId());
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// 1.2 校验入库项的有效性
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List<ErpPurchaseInItemDO> purchaseInItems = validatePurchaseInItems(createReqVO.getItems());
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// 1.3 校验结算账户
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accountService.validateAccount(createReqVO.getAccountId());
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// 1.4 生成入库单号，并校验唯一性
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String no = noRedisDAO.generate(ErpNoRedisDAO.PURCHASE_IN_NO_PREFIX);
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if (purchaseInMapper.selectByNo(no) != null) {
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throw exception(PURCHASE_IN_NO_EXISTS);
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}
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// 2.1 插入入库
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ErpPurchaseInDO purchaseIn = BeanUtils.toBean(createReqVO, ErpPurchaseInDO.class, in -> in
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.setNo(no).setStatus(ErpAuditStatus.DRAFT.getStatus()))
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.setOrderNo(purchaseOrder.getNo()).setSupplierId(purchaseOrder.getSupplierId());
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calculateTotalPrice(purchaseIn, purchaseInItems);
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purchaseInMapper.insert(purchaseIn);
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// 2.2 插入入库项
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purchaseInItems.forEach(o -> o.setInId(purchaseIn.getId()));
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purchaseInItemMapper.insertBatch(purchaseInItems);
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// 3. 更新采购订单的入库数量
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updatePurchaseOrderInCount(createReqVO.getOrderId());
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return purchaseIn.getId();
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void updatePurchaseIn(ErpPurchaseInSaveReqVO updateReqVO) {
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// 1.1 校验存在
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ErpPurchaseInDO purchaseIn = validatePurchaseInExists(updateReqVO.getId());
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if (ErpAuditStatus.APPROVE.getStatus().equals(purchaseIn.getStatus())) {
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throw exception(PURCHASE_IN_UPDATE_FAIL_APPROVE, purchaseIn.getNo());
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}
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// 1.2 校验采购订单已审核
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ErpPurchaseOrderDO purchaseOrder = purchaseOrderService.validatePurchaseOrder(updateReqVO.getOrderId());
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// 1.3 校验结算账户
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accountService.validateAccount(updateReqVO.getAccountId());
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// 1.4 校验订单项的有效性
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List<ErpPurchaseInItemDO> purchaseInItems = validatePurchaseInItems(updateReqVO.getItems());
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// 2.1 更新入库
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ErpPurchaseInDO updateObj = BeanUtils.toBean(updateReqVO, ErpPurchaseInDO.class)
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.setOrderNo(purchaseOrder.getNo()).setSupplierId(purchaseOrder.getSupplierId());
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calculateTotalPrice(updateObj, purchaseInItems);
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purchaseInMapper.updateById(updateObj);
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// 2.2 更新入库项
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updatePurchaseInItemList(updateReqVO.getId(), purchaseInItems);
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// 3.1 更新采购订单的入库数量
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updatePurchaseOrderInCount(updateObj.getOrderId());
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// 3.2 注意：如果采购订单编号变更了，需要更新“老”采购订单的入库数量
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if (ObjectUtil.notEqual(purchaseIn.getOrderId(), updateObj.getOrderId())) {
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updatePurchaseOrderInCount(purchaseIn.getOrderId());
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}
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}
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private void calculateTotalPrice(ErpPurchaseInDO purchaseIn, List<ErpPurchaseInItemDO> purchaseInItems) {
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purchaseIn.setTotalCount(getSumValue(purchaseInItems, ErpPurchaseInItemDO::getCount, BigDecimal::add));
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purchaseIn.setTotalProductPrice(getSumValue(purchaseInItems, ErpPurchaseInItemDO::getTotalPrice, BigDecimal::add, BigDecimal.ZERO));
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purchaseIn.setTotalTaxPrice(getSumValue(purchaseInItems, ErpPurchaseInItemDO::getTaxPrice, BigDecimal::add, BigDecimal.ZERO));
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purchaseIn.setTotalPrice(purchaseIn.getTotalProductPrice().add(purchaseIn.getTotalTaxPrice()));
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// 计算优惠价格
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if (purchaseIn.getDiscountPercent() == null) {
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purchaseIn.setDiscountPercent(BigDecimal.ZERO);
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}
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purchaseIn.setDiscountPrice(MoneyUtils.priceMultiplyPercent(purchaseIn.getTotalPrice(), purchaseIn.getDiscountPercent()));
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purchaseIn.setTotalPrice(purchaseIn.getTotalPrice().subtract(purchaseIn.getDiscountPrice()).add(purchaseIn.getOtherPrice()));
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}
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private void updatePurchaseOrderInCount(Long orderId) {
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// 1.1 查询采购订单对应的采购入库单列表
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List<ErpPurchaseInDO> purchaseIns = purchaseInMapper.selectListByOrderId(orderId);
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// 1.2 查询对应的采购订单项的入库数量
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Map<Long, BigDecimal> returnCountMap = purchaseInItemMapper.selectOrderItemCountSumMapByInIds(
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convertList(purchaseIns, ErpPurchaseInDO::getId));
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// 2. 更新采购订单的入库数量
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purchaseOrderService.updatePurchaseOrderInCount(orderId, returnCountMap);
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void updatePurchaseInStatus(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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ErpPurchaseInDO purchaseIn = validatePurchaseInExists(id);
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// 1.2 校验状态
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if (purchaseIn.getStatus().equals(status)) {
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throw exception(approve ? PURCHASE_IN_APPROVE_FAIL : PURCHASE_IN_PROCESS_FAIL);
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}
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// 1.3 校验已付款
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if (!approve && purchaseIn.getPaymentPrice().compareTo(BigDecimal.ZERO) > 0) {
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throw exception(PURCHASE_IN_PROCESS_FAIL_EXISTS_PAYMENT);
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}
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// 2. 更新状态
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int updateCount = purchaseInMapper.updateByIdAndStatus(id, purchaseIn.getStatus(),
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new ErpPurchaseInDO().setStatus(status));
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if (updateCount == 0) {
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throw exception(approve ? PURCHASE_IN_APPROVE_FAIL : PURCHASE_IN_PROCESS_FAIL);
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}
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// 3. 变更库存
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List<ErpPurchaseInItemDO> purchaseInItems = purchaseInItemMapper.selectListByInId(id);
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Integer bizType = approve ? ErpStockRecordBizTypeEnum.PURCHASE_IN.getType()
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: ErpStockRecordBizTypeEnum.PURCHASE_IN_CANCEL.getType();
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purchaseInItems.forEach(purchaseInItem -> {
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BigDecimal count = approve ? purchaseInItem.getCount() : purchaseInItem.getCount().negate();
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ErpStockRecordCreateReqBO stockRecordBO = new ErpStockRecordCreateReqBO();
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stockRecordBO.setProductId(purchaseInItem.getProductId());
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stockRecordBO.setWarehouseId(purchaseInItem.getWarehouseId());
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stockRecordBO.setCount(count);
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stockRecordBO.setBizType(bizType);
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stockRecordBO.setBizId(purchaseInItem.getInId());
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stockRecordBO.setBizItemId(purchaseInItem.getId());
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stockRecordBO.setBizNo(purchaseIn.getNo());
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stockRecordService.createStockRecord(stockRecordBO);
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});
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}
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@Override
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public void updatePurchaseInPaymentPrice(Long id, BigDecimal paymentPrice) {
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ErpPurchaseInDO purchaseIn = purchaseInMapper.selectById(id);
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if (purchaseIn.getPaymentPrice().equals(paymentPrice)) {
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return;
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}
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if (paymentPrice.compareTo(purchaseIn.getTotalPrice()) > 0) {
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throw exception(PURCHASE_IN_FAIL_PAYMENT_PRICE_EXCEED, paymentPrice, purchaseIn.getTotalPrice());
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}
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purchaseInMapper.updateById(new ErpPurchaseInDO().setId(id).setPaymentPrice(paymentPrice));
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}
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private List<ErpPurchaseInItemDO> validatePurchaseInItems(List<ErpPurchaseInSaveReqVO.Item> list) {
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// 1. 校验产品存在
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List<ErpProductDO> productList = productService.validProductList(
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convertSet(list, ErpPurchaseInSaveReqVO.Item::getProductId));
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Map<Long, ErpProductDO> productMap = convertMap(productList, ErpProductDO::getId);
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// 2. 转化为 ErpPurchaseInItemDO 列表
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return convertList(list, o -> BeanUtils.toBean(o, ErpPurchaseInItemDO.class, item -> {
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item.setProductUnitId(productMap.get(item.getProductId()).getUnitId());
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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 updatePurchaseInItemList(Long id, List<ErpPurchaseInItemDO> 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<ErpPurchaseInItemDO> oldList = purchaseInItemMapper.selectListByInId(id);
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List<List<ErpPurchaseInItemDO>> diffList = diffList(oldList, newList, // id 不同，就认为是不同的记录
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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.setInId(id));
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purchaseInItemMapper.insertBatch(diffList.get(0));
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}
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if (CollUtil.isNotEmpty(diffList.get(1))) {
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purchaseInItemMapper.updateBatch(diffList.get(1));
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}
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if (CollUtil.isNotEmpty(diffList.get(2))) {
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purchaseInItemMapper.deleteByIds(convertList(diffList.get(2), ErpPurchaseInItemDO::getId));
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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 deletePurchaseIn(List<Long> ids) {
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// 1. 校验不处于已审批
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List<ErpPurchaseInDO> purchaseIns = purchaseInMapper.selectByIds(ids);
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if (CollUtil.isEmpty(purchaseIns)) {
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return;
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}
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purchaseIns.forEach(purchaseIn -> {
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if (ErpAuditStatus.APPROVE.getStatus().equals(purchaseIn.getStatus())) {
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throw exception(PURCHASE_IN_DELETE_FAIL_APPROVE, purchaseIn.getNo());
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}
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});
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// 2. 遍历删除，并记录操作日志
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purchaseIns.forEach(purchaseIn -> {
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// 2.1 删除订单
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purchaseInMapper.deleteById(purchaseIn.getId());
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// 2.2 删除订单项
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purchaseInItemMapper.deleteByInId(purchaseIn.getId());
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// 2.3 更新采购订单的入库数量
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updatePurchaseOrderInCount(purchaseIn.getOrderId());
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});
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}
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private ErpPurchaseInDO validatePurchaseInExists(Long id) {
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ErpPurchaseInDO purchaseIn = purchaseInMapper.selectById(id);
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if (purchaseIn == null) {
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throw exception(PURCHASE_IN_NOT_EXISTS);
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}
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return purchaseIn;
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}
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@Override
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public ErpPurchaseInDO getPurchaseIn(Long id) {
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return purchaseInMapper.selectById(id);
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}
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@Override
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public ErpPurchaseInDO validatePurchaseIn(Long id) {
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ErpPurchaseInDO purchaseIn = validatePurchaseInExists(id);
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if (ObjectUtil.notEqual(purchaseIn.getStatus(), ErpAuditStatus.APPROVE.getStatus())) {
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throw exception(PURCHASE_IN_NOT_APPROVE);
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}
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return purchaseIn;
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}
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@Override
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public PageResult<ErpPurchaseInDO> getPurchaseInPage(ErpPurchaseInPageReqVO pageReqVO) {
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return purchaseInMapper.selectPage(pageReqVO);
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}
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// ==================== 采购入库项 ====================
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@Override
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public List<ErpPurchaseInItemDO> getPurchaseInItemListByInId(Long inId) {
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return purchaseInItemMapper.selectListByInId(inId);
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}
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@Override
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public List<ErpPurchaseInItemDO> getPurchaseInItemListByInIds(Collection<Long> inIds) {
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if (CollUtil.isEmpty(inIds)) {
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return Collections.emptyList();
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}
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return purchaseInItemMapper.selectListByInIds(inIds);
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}
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// ==================== BPM 流程审批 ====================
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void submitPurchaseIn(Long id, Long userId) {
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// 1. 校验采购入库处于草稿状态
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ErpPurchaseInDO purchaseIn = validatePurchaseInExists(id);
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if (ObjectUtil.notEqual(purchaseIn.getStatus(), ErpAuditStatus.DRAFT.getStatus())) {
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throw exception(PURCHASE_IN_SUBMIT_FAIL_NOT_DRAFT);
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}
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// 2. 创建采购入库审批流程实例
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String processInstanceId = bpmProcessInstanceApi.createProcessInstance(userId, new BpmProcessInstanceCreateReqDTO()
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.setProcessDefinitionKey(BPM_PROCESS_DEFINITION_KEY)
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.setBusinessKey(String.valueOf(id)));
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// 3. 更新采购入库工作流编号、状态
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purchaseInMapper.updateById(new ErpPurchaseInDO()
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.setId(id)
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.setProcessInstanceId(processInstanceId)
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.setStatus(ErpAuditStatus.PROCESS.getStatus()));
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void updatePurchaseInAuditStatus(Long id, Integer bpmResult) {
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// 1. 校验采购入库存在
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ErpPurchaseInDO purchaseIn = validatePurchaseInExists(id);
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// 2. 校验采购入库处于审批中
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if (ObjectUtil.notEqual(purchaseIn.getStatus(), ErpAuditStatus.PROCESS.getStatus())) {
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log.error("[updatePurchaseInAuditStatus][purchaseIn({}) 不处于审批中，无法更新审批结果({})]",
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purchaseIn.getId(), bpmResult);
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throw exception(PURCHASE_IN_UPDATE_AUDIT_STATUS_FAIL_NOT_PROCESS);
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}
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// 3. 更新采购入库审批结果
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Integer auditStatus = convertBpmResultToAuditStatus(bpmResult);
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purchaseInMapper.updateById(new ErpPurchaseInDO()
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.setId(id)
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.setStatus(auditStatus));
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// 4. 审批通过时变更库存
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if (ErpAuditStatus.APPROVE.getStatus().equals(auditStatus)) {
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List<ErpPurchaseInItemDO> purchaseInItems = purchaseInItemMapper.selectListByInId(id);
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purchaseInItems.forEach(purchaseInItem -> {
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ErpStockRecordCreateReqBO stockRecordBO = new ErpStockRecordCreateReqBO();
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stockRecordBO.setProductId(purchaseInItem.getProductId());
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stockRecordBO.setWarehouseId(purchaseInItem.getWarehouseId());
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stockRecordBO.setCount(purchaseInItem.getCount());
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stockRecordBO.setBizType(ErpStockRecordBizTypeEnum.PURCHASE_IN.getType());
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stockRecordBO.setBizId(purchaseInItem.getInId());
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stockRecordBO.setBizItemId(purchaseInItem.getId());
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stockRecordBO.setBizNo(purchaseIn.getNo());
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stockRecordService.createStockRecord(stockRecordBO);
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});
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}
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}
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/**
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* 将 BPM 审批结果转换为 ERP 审批状态
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*
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* @param bpmResult BPM 审批结果
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* @return ERP 审批状态
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*/
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private Integer convertBpmResultToAuditStatus(Integer bpmResult) {
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// BPM 审批结果：2=通过，3=不通过，4=已取消
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if (bpmResult == 2) {
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return ErpAuditStatus.APPROVE.getStatus();
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} else if (bpmResult == 3) {
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return ErpAuditStatus.REJECT.getStatus();
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} else if (bpmResult == 4) {
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return ErpAuditStatus.DRAFT.getStatus();
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} else {
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log.warn("[convertBpmResultToAuditStatus][未知的 BPM 审批结果({})]", bpmResult);
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return ErpAuditStatus.PROCESS.getStatus();
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}
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}
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}
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