/**
 * BladeX Commercial License Agreement
 * Copyright (c) 2018-2099, https://bladex.cn. All rights reserved.
 * <p>
 * Use of this software is governed by the Commercial License Agreement
 * obtained after purchasing a license from BladeX.
 * <p>
 * 1. This software is for development use only under a valid license
 * from BladeX.
 * <p>
 * 2. Redistribution of this software's source code to any third party
 * without a commercial license is strictly prohibited.
 * <p>
 * 3. Licensees may copyright their own code but cannot use segments
 * from this software for such purposes. Copyright of this software
 * remains with BladeX.
 * <p>
 * Using this software signifies agreement to this License, and the software
 * must not be used for illegal purposes.
 * <p>
 * THIS SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY. The author is
 * not liable for any claims arising from secondary or illegal development.
 * <p>
 * Author: Chill Zhuang (bladejava@qq.com)
 */
package org.springblade.core.mp.support;

import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;

import java.util.List;
import java.util.stream.Collectors;

/**
 * 视图包装基类
 *
 * @author Chill
 */
public abstract class BaseEntityWrapper<E, V> {

	/**
	 * 单个实体类包装
	 *
	 * @param entity 实体类
	 * @return V
	 */
	public abstract V entityVO(E entity);

	/**
	 * 实体类集合包装
	 *
	 * @param list 实体类集合
	 * @return List<V>
	 */
	public List<V> listVO(List<E> list) {
		return list.stream().map(this::entityVO).collect(Collectors.toList());
	}

	/**
	 * 分页实体类集合包装
	 *
	 * @param pages 分页对象
	 * @return IPage<V>
	 */
	public IPage<V> pageVO(IPage<E> pages) {
		List<V> records = listVO(pages.getRecords());
		IPage<V> pageVo = new Page<>(pages.getCurrent(), pages.getSize(), pages.getTotal());
		pageVo.setRecords(records);
		return pageVo;
	}

}
