package cn.iocoder.yudao.module.mes.api.wms;

import cn.hutool.core.collection.CollUtil;
import cn.iocoder.yudao.module.mes.dal.dataobject.wm.materialstock.MesWmMaterialStockDO;
import cn.iocoder.yudao.module.mes.dal.mysql.wm.materialstock.MesWmMaterialStockMapper;
import cn.iocoder.yudao.module.mes.controller.admin.wm.materialstock.vo.MesWmMaterialStockListReqVO;
import jakarta.annotation.Resource;
import org.springframework.stereotype.Service;
import org.springframework.validation.annotation.Validated;

import java.math.BigDecimal;
import java.util.List;

/**
 * WMS 库存 API 实现类
 */
@Service
@Validated
public class MesWmStockApiImpl implements MesWmStockApi {

    @Resource
    private MesWmMaterialStockMapper materialStockMapper;

    @Override
    public BigDecimal getStockQuantity(Long itemId) {
        MesWmMaterialStockListReqVO reqVO = new MesWmMaterialStockListReqVO();
        reqVO.setItemId(itemId);
        List<MesWmMaterialStockDO> stockList = materialStockMapper.selectList(reqVO);
        if (CollUtil.isEmpty(stockList)) {
            return BigDecimal.ZERO;
        }
        return stockList.stream()
                .map(MesWmMaterialStockDO::getQuantity)
                .reduce(BigDecimal.ZERO, BigDecimal::add);
    }

}