package cn.iocoder.yudao.module.mes.service.md.factory;

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.util.ObjUtil;
import cn.iocoder.yudao.framework.common.pojo.PageResult;
import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
import cn.iocoder.yudao.module.mes.controller.admin.md.factory.vo.MesMdFactoryPageReqVO;
import cn.iocoder.yudao.module.mes.controller.admin.md.factory.vo.MesMdFactorySaveReqVO;
import cn.iocoder.yudao.module.mes.dal.dataobject.md.factory.MesMdFactoryDO;
import cn.iocoder.yudao.module.mes.dal.mysql.md.factory.MesMdFactoryMapper;
import cn.iocoder.yudao.module.mes.dal.mysql.md.workstation.MesMdWorkshopMapper;
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 static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
import static cn.iocoder.yudao.module.mes.enums.ErrorCodeConstants.*;

/**
 * MES 工厂 Service 实现类
 *
 * @author 超级管理员
 */
@Service
@Validated
public class MesMdFactoryServiceImpl implements MesMdFactoryService {

    @Resource
    private MesMdFactoryMapper factoryMapper;
    @Resource
    private MesMdWorkshopMapper workshopMapper;

    @Override
    public Long createFactory(MesMdFactorySaveReqVO createReqVO) {
        // 校验编码、名称唯一
        validateFactoryCodeUnique(null, createReqVO.getCode());
        validateFactoryNameUnique(null, createReqVO.getName());

        MesMdFactoryDO factory = BeanUtils.toBean(createReqVO, MesMdFactoryDO.class);
        factoryMapper.insert(factory);
        return factory.getId();
    }

    @Override
    public void updateFactory(MesMdFactorySaveReqVO updateReqVO) {
        validateFactoryExists(updateReqVO.getId());
        validateFactoryCodeUnique(updateReqVO.getId(), updateReqVO.getCode());
        validateFactoryNameUnique(updateReqVO.getId(), updateReqVO.getName());

        MesMdFactoryDO updateObj = BeanUtils.toBean(updateReqVO, MesMdFactoryDO.class);
        factoryMapper.updateById(updateObj);
    }

    @Override
    public void deleteFactory(Long id) {
        validateFactoryExists(id);
        // 工厂下存在车间时不允许删除，避免车间悬空
        Long workshopCount = workshopMapper.selectCountByFactoryId(id);
        if (workshopCount != null && workshopCount > 0) {
            throw exception(MD_FACTORY_HAS_WORKSHOP);
        }
        factoryMapper.deleteById(id);
    }

    private void validateFactoryExists(Long id) {
        if (factoryMapper.selectById(id) == null) {
            throw exception(MD_FACTORY_NOT_EXISTS);
        }
    }

    private void validateFactoryCodeUnique(Long id, String code) {
        MesMdFactoryDO factory = factoryMapper.selectByCode(code);
        if (factory == null) {
            return;
        }
        if (ObjUtil.notEqual(factory.getId(), id)) {
            throw exception(MD_FACTORY_CODE_DUPLICATE);
        }
    }

    private void validateFactoryNameUnique(Long id, String name) {
        MesMdFactoryDO factory = factoryMapper.selectByName(name);
        if (factory == null) {
            return;
        }
        if (ObjUtil.notEqual(factory.getId(), id)) {
            throw exception(MD_FACTORY_NAME_DUPLICATE);
        }
    }

    @Override
    public MesMdFactoryDO getFactory(Long id) {
        return factoryMapper.selectById(id);
    }

    @Override
    public PageResult<MesMdFactoryDO> getFactoryPage(MesMdFactoryPageReqVO pageReqVO) {
        return factoryMapper.selectPage(pageReqVO);
    }

    @Override
    public List<MesMdFactoryDO> getFactoryList(Collection<Long> ids) {
        if (CollUtil.isEmpty(ids)) {
            return Collections.emptyList();
        }
        return factoryMapper.selectByIds(ids);
    }

    @Override
    public List<MesMdFactoryDO> getFactoryListByStatus(Integer status) {
        return factoryMapper.selectListByStatus(status);
    }

}