package org.dromara.eims.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import org.dromara.common.core.utils.MapstructUtils;
import org.dromara.common.core.utils.StringUtils;
import org.dromara.common.mybatis.core.page.TableDataInfo;
import org.dromara.common.mybatis.core.page.PageQuery;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import lombok.RequiredArgsConstructor;
import org.dromara.common.satoken.utils.LoginHelper;
import org.dromara.eims.domain.EimsEquType;
import org.dromara.eims.domain.EimsFixture;
import org.dromara.eims.domain.vo.EimsEquTypeVo;
import org.dromara.eims.domain.vo.EimsFixtureVo;
import org.dromara.eims.mapper.EimsFixtureMapper;
import org.dromara.system.domain.SysDept;
import org.dromara.system.domain.vo.SysDeptVo;
import org.dromara.system.mapper.SysDeptMapper;
import org.dromara.system.service.ISysDeptService;
import org.springframework.stereotype.Service;
import org.dromara.eims.domain.bo.EimsFixtureBorrowBo;
import org.dromara.eims.domain.vo.EimsFixtureBorrowVo;
import org.dromara.eims.domain.EimsFixtureBorrow;
import org.dromara.eims.mapper.EimsFixtureBorrowMapper;
import org.dromara.eims.service.IEimsFixtureBorrowService;
import org.springframework.transaction.annotation.Transactional;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Collection;

/**
 * 工具借用Service业务层处理
 *
 * @author zhuguifei
 * @date 2025-02-18
 */
@RequiredArgsConstructor
@Service
public class EimsFixtureBorrowServiceImpl implements IEimsFixtureBorrowService {

    private final EimsFixtureBorrowMapper baseMapper;
    private final EimsFixtureMapper fixtureMapper;
    private final SysDeptMapper sysDeptMapper;

    /**
     * 查询工具借用
     *
     * @param id 主键
     * @return 工具借用
     */
    @Override
    public EimsFixtureBorrowVo queryById(Long id){
        return baseMapper.selectVoById(id);
    }

    /**
     * 分页查询工具借用列表
     *
     * @param bo        查询条件
     * @param pageQuery 分页参数
     * @return 工具借用分页列表
     */
    @Override
    public TableDataInfo<EimsFixtureBorrowVo> queryPageList(EimsFixtureBorrowBo bo, PageQuery pageQuery) {
        LambdaQueryWrapper<EimsFixtureBorrow> lqw = buildQueryWrapper(bo);
        Page<EimsFixtureBorrowVo> result = baseMapper.selectVoPage(pageQuery.build(), lqw);
        return TableDataInfo.build(result);
    }

    /**
     * 查询符合条件的工具借用列表
     *
     * @param bo 查询条件
     * @return 工具借用列表
     */
    @Override
    public List<EimsFixtureBorrowVo> queryList(EimsFixtureBorrowBo bo) {
        LambdaQueryWrapper<EimsFixtureBorrow> lqw = buildQueryWrapper(bo);
        return baseMapper.selectVoList(lqw);
    }

    private LambdaQueryWrapper<EimsFixtureBorrow> buildQueryWrapper(EimsFixtureBorrowBo bo) {
        Map<String, Object> params = bo.getParams();
        LambdaQueryWrapper<EimsFixtureBorrow> lqw = Wrappers.lambdaQuery();
        lqw.eq(bo.getFixtureId() != null, EimsFixtureBorrow::getFixtureId, bo.getFixtureId());
        lqw.like(StringUtils.isNotBlank(bo.getFixtureName()), EimsFixtureBorrow::getFixtureName, bo.getFixtureName());

        lqw.eq(bo.getBorrowUser() != null, EimsFixtureBorrow::getBorrowUser, bo.getBorrowUser());
        lqw.eq(bo.getAgentUser() != null, EimsFixtureBorrow::getAgentUser, bo.getAgentUser());
        lqw.eq(StringUtils.isNotBlank(bo.getStatus()), EimsFixtureBorrow::getStatus, bo.getStatus());
        lqw.between(params.get("beginBorrowTime") != null && params.get("endBorrowTime") != null,
            EimsFixtureBorrow::getBorrowTime ,params.get("beginBorrowTime"), params.get("endBorrowTime"));
        lqw.between(params.get("beginPlanReturnTime") != null && params.get("endPlanReturnTime") != null,
            EimsFixtureBorrow::getPlanReturnTime ,params.get("beginPlanReturnTime"), params.get("endPlanReturnTime"));
        lqw.eq(bo.getReturnTime() != null, EimsFixtureBorrow::getReturnTime, bo.getReturnTime());
        lqw.eq(StringUtils.isNotBlank(bo.getBorrowReason()), EimsFixtureBorrow::getBorrowReason, bo.getBorrowReason());

        /**
         * 查询部门下所有子部门
         */
        if (bo.getBorrowDept() != null ) {
            List<Long> allDescendantIds = getAllDescendantIds(bo.getBorrowDept());
            lqw.in(bo.getBorrowDept() != null ,EimsFixtureBorrow::getBorrowDept, allDescendantIds);
        }


        return lqw;
    }

    /**
     * 根据id，获取所有后代id
     * @param rootId
     * @return
     */
    public List<Long> getAllDescendantIds(Long rootId) {
        List<Long> result = new ArrayList<>();
        result.add(rootId);
        collectDescendants(rootId, result);
        return result;
    }

    private void collectDescendants(Long currentId, List<Long> collector) {
        QueryWrapper<SysDept> sysDeptWrapper = new QueryWrapper<>();
        sysDeptWrapper.lambda().eq(SysDept::getParentId, currentId);

        List<SysDeptVo> children = sysDeptMapper.selectVoList(sysDeptWrapper);
        if (children != null && !children.isEmpty()) {
            for (SysDeptVo child : children) {
                Long childId = child.getDeptId();
                collector.add(childId);
                collectDescendants(childId, collector);
            }
        }
    }

    /**
     * 新增工具借用
     *
     * @param bo 工具借用
     * @return 是否新增成功
     */
    @Override
    @Transactional(rollbackFor = Exception.class)
    public Boolean insertByBo(EimsFixtureBorrowBo bo) {
        EimsFixtureBorrow add = MapstructUtils.convert(bo, EimsFixtureBorrow.class);
        validEntityBeforeSave(add);
        boolean flag = baseMapper.insert(add) > 0;
        if (flag) {
            bo.setId(add.getId());
            //同时更新工具台账表中借用人
            EimsFixtureVo eimsFixtureVo = fixtureMapper.selectVoById(bo.getFixtureId());
            eimsFixtureVo.setBorrowUser(LoginHelper.getUserId());
            //设置工具台账状态为借用
            eimsFixtureVo.setBorrowStatus("1");//TODO 保持字典数据一致fixture_borrow_status
            //更新工具台账当前借用记录id
            eimsFixtureVo.setCurBorrowId(add.getId());
            eimsFixtureVo.setBorrowDept(LoginHelper.getDeptId());
            EimsFixture fixture = MapstructUtils.convert(eimsFixtureVo, EimsFixture.class);
            fixtureMapper.updateById(fixture);
        }
        return flag;
    }

    /**
     * 修改工具借用
     *
     * @param bo 工具借用
     * @return 是否修改成功
     */
    @Override
    @Transactional(rollbackFor = Exception.class)
    public Boolean updateByBo(EimsFixtureBorrowBo bo) {
        EimsFixtureBorrow update = MapstructUtils.convert(bo, EimsFixtureBorrow.class);
        validEntityBeforeSave(update);
        //设置工具台账状态为归还 TODO 保持字典数据一致fixture_borrow_record_status
        if(bo.getStatus().equals("1")){
            EimsFixtureVo eimsFixtureVo = fixtureMapper.selectVoById(bo.getFixtureId());
            //设置工具台账状态为归还
            eimsFixtureVo.setBorrowStatus("0"); //TODO 保持字典数据一致fixture_borrow_status
            EimsFixture fixture = MapstructUtils.convert(eimsFixtureVo, EimsFixture.class);
            fixtureMapper.updateById(fixture);
        }
        return baseMapper.updateById(update) > 0;
    }

    /**
     * 保存前的数据校验
     */
    private void validEntityBeforeSave(EimsFixtureBorrow entity){
        //TODO 做一些数据校验,如唯一约束
    }

    /**
     * 校验并批量删除工具借用信息
     *
     * @param ids     待删除的主键集合
     * @param isValid 是否进行有效性校验
     * @return 是否删除成功
     */
    @Override
    public Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid) {
        if(isValid){
            //TODO 做一些业务上的校验,判断是否需要校验
        }
        return baseMapper.deleteByIds(ids) > 0;
    }
}