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/*
 * Copyright (c) 2018-2019.‭‭‭‭‭‭‭‭‭‭‭‭[zuoqinggang] www.pingfangushi.com
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see .
 */

package cn.smallbun.scaffold.framework.mybatis.utils;

import cn.smallbun.scaffold.framework.mybatis.domain.BaseNodeEntity;
import com.google.common.collect.Lists;
import org.springframework.util.CollectionUtils;

import java.io.Serializable;
import java.util.List;

/**
 * 节点工具类
 * @author SanLi
 * Created by [email protected] / [email protected] on 2019/10/11 20:28
 */
public class NodeHelp implements Serializable {
	/**
	 * 获取树
	 * @param list list
	 * @param  类型
	 */
	public static > List getNodeList(List list) {
		if (!CollectionUtils.isEmpty(list)) {
			for (T li : list) {
				List ts = Lists.newArrayList();
				//设置子菜单
				for (T entity : list) {
					//子节点和父节点不一致
					if (!li.getId().equals(entity.getId())
							//父节点等于子节点
							&& li.getId().equals(entity.getParentId())) {
						ts.add(entity);
						li.setChildren(ts);
						//如果已经成为了子节点,设置状态
						entity.setLeaf(true);
					}
				}
			}
			list.removeIf(T::isLeaf);
			return list;
		}
		return Lists.newArrayList();
	}
}