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+package cn.iocoder.yudao.module.erp.service.stock;
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+
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+import cn.hutool.core.collection.CollUtil;
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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.stock.vo.move.ErpStockMovePageReqVO;
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+import cn.iocoder.yudao.module.erp.controller.admin.stock.vo.move.ErpStockMoveSaveReqVO;
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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.stock.ErpStockMoveDO;
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+import cn.iocoder.yudao.module.erp.dal.dataobject.stock.ErpStockMoveItemDO;
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+import cn.iocoder.yudao.module.erp.dal.mysql.stock.ErpStockMoveItemMapper;
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+import cn.iocoder.yudao.module.erp.dal.mysql.stock.ErpStockMoveMapper;
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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.product.ErpProductService;
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+import cn.iocoder.yudao.module.erp.service.stock.bo.ErpStockRecordCreateReqBO;
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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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+
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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 java.util.stream.Stream;
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+
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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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+// TODO 芋艿:记录操作日志
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+
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+/**
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+ * ERP 库存调拨单 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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+public class ErpStockMoveServiceImpl implements ErpStockMoveService {
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+
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+ @Resource
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+ private ErpStockMoveMapper stockMoveMapper;
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+ @Resource
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+ private ErpStockMoveItemMapper stockMoveItemMapper;
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+
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+ @Resource
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+ private ErpNoRedisDAO noRedisDAO;
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+
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+ @Resource
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+ private ErpProductService productService;
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+ @Resource
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+ private ErpWarehouseService warehouseService;
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+ @Resource
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+ private ErpStockRecordService stockRecordService;
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+
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+ @Override
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+ @Transactional(rollbackFor = Exception.class)
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+ public Long createStockMove(ErpStockMoveSaveReqVO createReqVO) {
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+ // 1.1 校验出库项的有效性
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+ List<ErpStockMoveItemDO> stockMoveItems = validateStockMoveItems(createReqVO.getItems());
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+ // 1.2 生成调拨单号,并校验唯一性
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+ String no = noRedisDAO.generate(ErpNoRedisDAO.STOCK_MOVE_NO_PREFIX);
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+ if (stockMoveMapper.selectByNo(no) != null) {
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+ throw exception(STOCK_MOVE_NO_EXISTS);
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+ }
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+
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+ // 2.1 插入出库单
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+ ErpStockMoveDO stockMove = BeanUtils.toBean(createReqVO, ErpStockMoveDO.class, in -> in
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+ .setNo(no).setStatus(ErpAuditStatus.PROCESS.getStatus())
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+ .setTotalCount(getSumValue(stockMoveItems, ErpStockMoveItemDO::getCount, BigDecimal::add))
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+ .setTotalPrice(getSumValue(stockMoveItems, ErpStockMoveItemDO::getTotalPrice, BigDecimal::add, BigDecimal.ZERO)));
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+ stockMoveMapper.insert(stockMove);
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+ // 2.2 插入出库单项
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+ stockMoveItems.forEach(o -> o.setMoveId(stockMove.getId()));
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+ stockMoveItemMapper.insertBatch(stockMoveItems);
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+ return stockMove.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 updateStockMove(ErpStockMoveSaveReqVO updateReqVO) {
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+ // 1.1 校验存在
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+ ErpStockMoveDO stockMove = validateStockMoveExists(updateReqVO.getId());
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+ if (ErpAuditStatus.APPROVE.getStatus().equals(stockMove.getStatus())) {
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+ throw exception(STOCK_MOVE_UPDATE_FAIL_APPROVE, stockMove.getNo());
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+ }
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+ // 1.2 校验出库项的有效性
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+ List<ErpStockMoveItemDO> stockMoveItems = validateStockMoveItems(updateReqVO.getItems());
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+
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+ // 2.1 更新出库单
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+ ErpStockMoveDO updateObj = BeanUtils.toBean(updateReqVO, ErpStockMoveDO.class, in -> in
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+ .setTotalCount(getSumValue(stockMoveItems, ErpStockMoveItemDO::getCount, BigDecimal::add))
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+ .setTotalPrice(getSumValue(stockMoveItems, ErpStockMoveItemDO::getTotalPrice, BigDecimal::add)));
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+ stockMoveMapper.updateById(updateObj);
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+ // 2.2 更新出库单项
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+ updateStockMoveItemList(updateReqVO.getId(), stockMoveItems);
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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 updateStockMoveStatus(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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+ ErpStockMoveDO stockMove = validateStockMoveExists(id);
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+ // 1.2 校验状态
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+ if (stockMove.getStatus().equals(status)) {
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+ throw exception(approve ? STOCK_MOVE_APPROVE_FAIL : STOCK_MOVE_PROCESS_FAIL);
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+ }
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+
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+ // 2. 更新状态
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+ int updateCount = stockMoveMapper.updateByIdAndStatus(id, stockMove.getStatus(),
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+ new ErpStockMoveDO().setStatus(status));
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+ if (updateCount == 0) {
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+ throw exception(approve ? STOCK_MOVE_APPROVE_FAIL : STOCK_MOVE_PROCESS_FAIL);
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+ }
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+
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+ // 3. 变更库存
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+ List<ErpStockMoveItemDO> stockMoveItems = stockMoveItemMapper.selectListByMoveId(id);
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+ Integer fromBizType = approve ? ErpStockRecordBizTypeEnum.MOVE_OUT.getType()
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+ : ErpStockRecordBizTypeEnum.MOVE_OUT_CANCEL.getType();
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+ Integer toBizType = approve ? ErpStockRecordBizTypeEnum.MOVE_IN.getType()
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+ : ErpStockRecordBizTypeEnum.MOVE_IN_CANCEL.getType();
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+ stockMoveItems.forEach(stockMoveItem -> {
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+ BigDecimal fromCount = approve ? stockMoveItem.getCount().negate() : stockMoveItem.getCount();
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+ BigDecimal toCount = approve ? stockMoveItem.getCount() : stockMoveItem.getCount().negate();
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+ stockRecordService.createStockRecord(new ErpStockRecordCreateReqBO(
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+ stockMoveItem.getProductId(), stockMoveItem.getFromWarehouseId(), fromCount,
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+ fromBizType, stockMoveItem.getMoveId(), stockMoveItem.getId(), stockMove.getNo()));
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+ stockRecordService.createStockRecord(new ErpStockRecordCreateReqBO(
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+ stockMoveItem.getProductId(), stockMoveItem.getToWarehouseId(), toCount,
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+ toBizType, stockMoveItem.getMoveId(), stockMoveItem.getId(), stockMove.getNo()));
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+ });
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+ }
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+
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+ private List<ErpStockMoveItemDO> validateStockMoveItems(List<ErpStockMoveSaveReqVO.Item> list) {
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+ // 1.1 校验产品存在
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+ List<ErpProductDO> productList = productService.validProductList(
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+ convertSet(list, ErpStockMoveSaveReqVO.Item::getProductId));
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+ Map<Long, ErpProductDO> productMap = convertMap(productList, ErpProductDO::getId);
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+ // 1.2 校验仓库存在
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+ warehouseService.validWarehouseList(convertSetByFlatMap(list,
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+ item -> Stream.of(item.getFromWarehouseId(), item.getToWarehouseId())));
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+ // 2. 转化为 ErpStockMoveItemDO 列表
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+ return convertList(list, o -> BeanUtils.toBean(o, ErpStockMoveItemDO.class, item -> item
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+ .setProductUnitId(productMap.get(item.getProductId()).getUnitId())
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+ .setTotalPrice(MoneyUtils.priceMultiply(item.getProductPrice(), item.getCount()))));
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+ }
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+
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+ private void updateStockMoveItemList(Long id, List<ErpStockMoveItemDO> 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<ErpStockMoveItemDO> oldList = stockMoveItemMapper.selectListByMoveId(id);
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+ List<List<ErpStockMoveItemDO>> 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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+
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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.setMoveId(id));
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+ stockMoveItemMapper.insertBatch(diffList.get(0));
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+ }
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+ if (CollUtil.isNotEmpty(diffList.get(1))) {
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+ stockMoveItemMapper.updateBatch(diffList.get(1));
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+ }
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+ if (CollUtil.isNotEmpty(diffList.get(2))) {
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+ stockMoveItemMapper.deleteBatchIds(convertList(diffList.get(2), ErpStockMoveItemDO::getId));
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+ }
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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 deleteStockMove(List<Long> ids) {
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+ // 1. 校验不处于已审批
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+ List<ErpStockMoveDO> stockMoves = stockMoveMapper.selectBatchIds(ids);
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+ if (CollUtil.isEmpty(stockMoves)) {
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+ return;
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+ }
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+ stockMoves.forEach(stockMove -> {
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+ if (ErpAuditStatus.APPROVE.getStatus().equals(stockMove.getStatus())) {
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+ throw exception(STOCK_MOVE_DELETE_FAIL_APPROVE, stockMove.getNo());
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+ }
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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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+ stockMoves.forEach(stockMove -> {
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+ // 2.1 删除出库单
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+ stockMoveMapper.deleteById(stockMove.getId());
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+ // 2.2 删除出库单项
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+ stockMoveItemMapper.deleteByMoveId(stockMove.getId());
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+ });
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+ }
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+
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+ private ErpStockMoveDO validateStockMoveExists(Long id) {
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+ ErpStockMoveDO stockMove = stockMoveMapper.selectById(id);
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+ if (stockMove == null) {
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+ throw exception(STOCK_MOVE_NOT_EXISTS);
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+ }
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+ return stockMove;
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+ }
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+
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+ @Override
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+ public ErpStockMoveDO getStockMove(Long id) {
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+ return stockMoveMapper.selectById(id);
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+ }
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+
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+ @Override
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+ public PageResult<ErpStockMoveDO> getStockMovePage(ErpStockMovePageReqVO pageReqVO) {
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+ return stockMoveMapper.selectPage(pageReqVO);
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+ }
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+
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+ // ==================== 出库项 ====================
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+
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+ @Override
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+ public List<ErpStockMoveItemDO> getStockMoveItemListByMoveId(Long moveId) {
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+ return stockMoveItemMapper.selectListByMoveId(moveId);
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+ }
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+
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+ @Override
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+ public List<ErpStockMoveItemDO> getStockMoveItemListByMoveIds(Collection<Long> moveIds) {
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+ if (CollUtil.isEmpty(moveIds)) {
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+ return Collections.emptyList();
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+ }
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+ return stockMoveItemMapper.selectListByMoveIds(moveIds);
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+ }
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+
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+}
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