诚发五金：按技术方案重构业务功能并补齐库结构

gaoluyang

2026-10-30 cbadfd8e691ab335965202a984db16e55ac8e42c

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package cn.iocoder.yudao.module.erp.service.purchase;
 
import cn.hutool.core.collection.CollUtil;
import cn.iocoder.yudao.framework.common.pojo.PageResult;
import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
import cn.iocoder.yudao.module.erp.controller.admin.purchase.vo.contract.ErpSupplierContractPageReqVO;
import cn.iocoder.yudao.module.erp.controller.admin.purchase.vo.contract.ErpSupplierContractSaveReqVO;
import cn.iocoder.yudao.module.erp.dal.dataobject.purchase.ErpSupplierContractDO;
import cn.iocoder.yudao.module.erp.dal.mysql.purchase.ErpPurchaseOrderMapper;
import cn.iocoder.yudao.module.erp.dal.mysql.purchase.ErpSupplierContractMapper;
import jakarta.annotation.Resource;
import org.springframework.stereotype.Service;
import org.springframework.validation.annotation.Validated;
 
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Objects;
 
import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
import static cn.iocoder.yudao.module.erp.enums.ErrorCodeConstants.*;
 
/**
 * ERP 供应商合同 Service 实现类
 *
 * @author 超级管理员
 */
@Service
@Validated
public class ErpSupplierContractServiceImpl implements ErpSupplierContractService {
 
    /** 合同状态默认值：履行中 */
    private static final Integer STATUS_ACTIVE = 1;
 
    @Resource
    private ErpSupplierContractMapper contractMapper;
    @Resource
    private ErpPurchaseOrderMapper purchaseOrderMapper;
 
    @Override
    public Long createContract(ErpSupplierContractSaveReqVO createReqVO) {
        validateContractCodeUnique(null, createReqVO.getCode());
        ErpSupplierContractDO contract = BeanUtils.toBean(createReqVO, ErpSupplierContractDO.class);
        if (contract.getStatus() == null) {
            contract.setStatus(STATUS_ACTIVE);
        }
        contractMapper.insert(contract);
        return contract.getId();
    }
 
    @Override
    public void updateContract(ErpSupplierContractSaveReqVO updateReqVO) {
        validateContractExists(updateReqVO.getId());
        validateContractCodeUnique(updateReqVO.getId(), updateReqVO.getCode());
        ErpSupplierContractDO updateObj = BeanUtils.toBean(updateReqVO, ErpSupplierContractDO.class);
        contractMapper.updateById(updateObj);
    }
 
    @Override
    public void deleteContract(Long id) {
        validateContractExists(id);
        // 已关联采购订单的合同不允许删除，避免订单丢失合同追溯信息
        long orderCount = purchaseOrderMapper.selectCountByContractId(id);
        if (orderCount > 0) {
            throw exception(SUPPLIER_CONTRACT_USED_BY_ORDER);
        }
        contractMapper.deleteById(id);
    }
 
    @Override
    public ErpSupplierContractDO getContract(Long id) {
        return contractMapper.selectById(id);
    }
 
    @Override
    public PageResult<ErpSupplierContractDO> getContractPage(ErpSupplierContractPageReqVO pageReqVO) {
        return contractMapper.selectPage(pageReqVO);
    }
 
    @Override
    public List<ErpSupplierContractDO> getContractListBySupplierId(Long supplierId) {
        if (supplierId == null) {
            return Collections.emptyList();
        }
        return contractMapper.selectListBySupplierIds(Collections.singletonList(supplierId));
    }
 
    @Override
    public List<ErpSupplierContractDO> getContractList(Collection<Long> ids) {
        if (CollUtil.isEmpty(ids)) {
            return Collections.emptyList();
        }
        return contractMapper.selectByIds(ids);
    }
 
    @Override
    public ErpSupplierContractDO validateContractExists(Long id) {
        ErpSupplierContractDO contract = contractMapper.selectById(id);
        if (contract == null) {
            throw exception(SUPPLIER_CONTRACT_NOT_EXISTS);
        }
        return contract;
    }
 
    private void validateContractCodeUnique(Long id, String code) {
        ErpSupplierContractDO contract = contractMapper.selectByCode(code);
        if (contract == null) {
            return;
        }
        if (!Objects.equals(contract.getId(), id)) {
            throw exception(SUPPLIER_CONTRACT_CODE_DUPLICATE);
        }
    }
 
}