package com.vincent.rsf.server.manager.service.impl;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.vincent.rsf.common.utils.Utils;
import com.vincent.rsf.framework.common.R;
import com.vincent.rsf.framework.exception.CoolException;
import com.vincent.rsf.server.manager.mapper.MatnrGroupMapper;
import com.vincent.rsf.server.manager.entity.MatnrGroup;
import com.vincent.rsf.server.manager.service.MatnrGroupService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Service;

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.stream.Collectors;

@Service("matnrGroupService")
public class MatnrGroupServiceImpl extends ServiceImpl<MatnrGroupMapper, MatnrGroup> implements MatnrGroupService {

    @Override
    public List<MatnrGroup> getTreeData(Map<String, Object> map) {
        List<MatnrGroup> matnrs = new ArrayList<>();
        if (Objects.isNull(map)) {
            matnrs = this.list(new LambdaQueryWrapper<MatnrGroup>().orderByAsc(MatnrGroup::getCode));
        } else {
            if (Objects.isNull(map.get("condition"))) {
                 throw new CoolException("condition参数不能为空！！");
            }
            if (!StringUtils.isBlank(map.get("condition").toString())) {
                List<MatnrGroup> groups = this.list(new LambdaQueryWrapper<MatnrGroup>()
                        .like(MatnrGroup::getName, map.get("condition"))
                        .orderByAsc(MatnrGroup::getCode));
                List<Long> collect = groups.stream().map(MatnrGroup::getId).collect(Collectors.toList());
                List<MatnrGroup> list = this.list(new LambdaQueryWrapper<MatnrGroup>().in(MatnrGroup::getId, collect));
                matnrs.addAll(list);
                if (matnrs.isEmpty()) {
                    return new ArrayList<>();
                }
                MatnrGroup one = this.getOne(new LambdaQueryWrapper<MatnrGroup>().eq(MatnrGroup::getParentId, 0));
                if (Objects.isNull(one)) {
                    throw new CoolException("顶级分组不存在，请添加后再操作！！");
                }

                List<MatnrGroup> treeData = Utils.toTreeData(matnrs, one.getId(), MatnrGroup::getParentId, MatnrGroup::getId, MatnrGroup::setChildren);
                return treeData;
            } else {
                matnrs = this.list(new LambdaQueryWrapper<MatnrGroup>().orderByAsc(MatnrGroup::getCode));
            }
        }
        List<MatnrGroup> treeData = Utils.toTreeData(matnrs, 0L, MatnrGroup::getParentId, MatnrGroup::getId, MatnrGroup::setChildren);
        if (treeData.isEmpty()) {
            return new ArrayList<>();
        }
        return treeData;
    }
}