package com.panzhihua.service_community.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.panzhihua.common.model.vos.common.ComChangeCarModelSpecsChildrenVo;
import com.panzhihua.common.model.vos.common.ComChangeCarModelSpecsVo;
import com.panzhihua.service_community.dao.ComChangeCarModelRelationMapper;
import com.panzhihua.service_community.dao.ComChangeCarModelSpecsChildrenMapper;
import com.panzhihua.service_community.entity.ComChangeCarModelRelation;
import com.panzhihua.service_community.entity.ComChangeCarModelSpecs;
import com.panzhihua.service_community.dao.ComChangeCarModelSpecsMapper;
import com.panzhihua.service_community.entity.ComChangeCarModelSpecsChildren;
import com.panzhihua.service_community.service.ComChangeCarModelSpecsService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.springframework.beans.BeanUtils;
import com.panzhihua.common.model.dtos.common.*;
import com.panzhihua.common.model.vos.R;
import org.springframework.stereotype.Service;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;

import javax.annotation.Resource;
import java.util.List;
import java.util.stream.Collectors;

/**
 * title: 换新车-车型规格表表服务实现类
 * <p>
 * projectName 成都呐喊信息技术有限公司-智慧社区项目
 * <p>
 * description: 换新车-车型规格表表服务实现类
 *
 * @author lyq
 * @date 2022-04-07 13:55:32
 */
@Service("comChangeCarModelSpecsService")
public class ComChangeCarModelSpecsServiceImpl extends ServiceImpl<ComChangeCarModelSpecsMapper, ComChangeCarModelSpecs> implements ComChangeCarModelSpecsService {

    @Resource
    private ComChangeCarModelSpecsChildrenMapper carModelSpecsChildrenMapper;
    @Resource
    private ComChangeCarModelRelationMapper modelRelationMapper;

    /**
     * description  queryByPage  分页查询
     *
     * @param comChangeCarModelSpecs 请求参数
     * @return 分页查询列表数据
     * @author lyq
     * @date 2022-04-07 13:55:32
     */
    @Override
    public R queryByPage(PageComChangeCarModelSpecsDto comChangeCarModelSpecs) {
        IPage<ComChangeCarModelSpecsVo> carModelSpecsPage = this.baseMapper.queryAllByLimit(comChangeCarModelSpecs
                , new Page(comChangeCarModelSpecs.getPageNum(), comChangeCarModelSpecs.getPageSize()));
        carModelSpecsPage.getRecords().forEach(carModelSpecs -> {
            //查询该规格下的子规格列表
            List<ComChangeCarModelSpecsChildren> carModelSpecsChildrenList = carModelSpecsChildrenMapper.selectList(new QueryWrapper<ComChangeCarModelSpecsChildren>().lambda()
                    .eq(ComChangeCarModelSpecsChildren::getSpecsId,carModelSpecs.getId()));
            carModelSpecs.setSpecsString(carModelSpecsChildrenList.stream().map(ComChangeCarModelSpecsChildren::getName).collect(Collectors.joining(",")));
        });
        return R.ok(carModelSpecsPage);
    }

    /**
     * description  insert  新增数据
     *
     * @param comChangeCarModelSpecs 请求参数
     * @return 新增结果
     * @author lyq
     * @date 2022-04-07 13:55:32
     */
    @Override
    public R insert(AddComChangeCarModelSpecsDto comChangeCarModelSpecs) {
        ComChangeCarModelSpecs entity = new ComChangeCarModelSpecs();
        BeanUtils.copyProperties(comChangeCarModelSpecs, entity);
        if (this.baseMapper.insert(entity) > 0) {
            return R.ok(entity.getId());
        }
        return R.fail("添加失败");
    }

    /**
     * description  update  修改数据
     *
     * @param editDto 请求参数
     * @return 修改结果
     * @author lyq
     * @date 2022-04-07 13:55:32
     */
    @Override
    public R update(EditComChangeCarModelSpecsDto editDto) {
        ComChangeCarModelSpecs entity = this.baseMapper.selectById(editDto.getId());
        if (entity == null) {
            return R.fail("未查询到该记录");
        }
        BeanUtils.copyProperties(editDto, entity);
        if (this.baseMapper.updateById(entity) > 0) {
            return R.ok();
        }
        return R.fail("修改失败");
    }

    /**
     * description  deleteById  通过主键删除数据
     *
     * @param id 主键id
     * @return 删除结果
     * @author lyq
     * @date 2022-04-07 13:55:32
     */
    @Override
    public R deleteById(Long id) {
        //判断当前规格是否有被引用
        Integer count = modelRelationMapper.selectCount(new QueryWrapper<ComChangeCarModelRelation>().lambda()
                .eq(ComChangeCarModelRelation::getModelSpecsId,id));
        if(count > 0){
            return R.fail("该规格已被引用，不可删除");
        }
        ComChangeCarModelSpecs entity = new ComChangeCarModelSpecs();
        entity.setId(id);
        entity.setIsDel(ComChangeCarModelSpecs.IsDel.YES);
        if (this.baseMapper.updateById(entity) > 0) {
            return R.ok();
        }
        return R.fail("删除失败");
    }

    /**
     * description  detailById  查询详情
     *
     * @param id 主键id
     * @return 详情数据
     * @author lyq
     * @date 2022-04-07 13:55:32
     */
    @Override
    public R detailById(Long id) {
        return R.ok(this.baseMapper.queryById(id));
    }

    /**
     * description  queryByPage  查询列表
     *
     * @param comChangeCarModelSpecs 请求参数
     * @return 列表数据
     * @author lyq
     * @date 2022-04-07 13:55:32
     */
    @Override
    public R queryByList(PageComChangeCarModelSpecsDto comChangeCarModelSpecs) {
        List<ComChangeCarModelSpecsVo> carModelSpecsList = this.baseMapper.queryAllByList(comChangeCarModelSpecs);
        carModelSpecsList.forEach(carModelSpecs -> {
            List<ComChangeCarModelSpecsChildrenVo> modelSpecsChildrenList = carModelSpecsChildrenMapper.queryAllBySpecsId(carModelSpecs.getId());
            carModelSpecs.setModelSpecsChildrenList(modelSpecsChildrenList);
        });
        return R.ok(carModelSpecsList);
    }
}