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.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.product.ErpProductDO;
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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.service.finance.ErpAccountService;
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import cn.iocoder.yudao.module.erp.service.product.ErpProductService;
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import jakarta.annotation.Resource;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import org.springframework.validation.annotation.Validated;
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import java.math.BigDecimal;
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import java.util.*;
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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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* 注意：采购订单不需要 BPM 审批，审批流程在采购申请阶段完成。
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* 采购订单由采购申请生成，或直接创建（状态为已审核）。
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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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public class ErpPurchaseOrderServiceImpl implements ErpPurchaseOrderService {
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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 ErpProductService productService;
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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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@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（采购订单不需要审批，直接为已审核状态）
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ErpPurchaseOrderDO purchaseOrder = BeanUtils.toBean(createReqVO, ErpPurchaseOrderDO.class, in -> in
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.setNo(no).setStatus(ErpAuditStatus.APPROVE.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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// 采购订单不再支持状态流转（不需要审批）
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// 此方法保留用于特殊情况（如反审核后重新审核）
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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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private List<ErpPurchaseOrderItemDO> validatePurchaseOrderItems(List<ErpPurchaseOrderSaveReqVO.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, ErpPurchaseOrderSaveReqVO.Item::getProductId));
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Map<Long, ErpProductDO> productMap = convertMap(productList, ErpProductDO::getId);
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// 2. 转化为 ErpPurchaseOrderItemDO 列表
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return convertList(list, o -> BeanUtils.toBean(o, ErpPurchaseOrderItemDO.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 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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productService.getProduct(item.getProductId()).getName(), 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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productService.getProduct(item.getProductId()).getName(), 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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}
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