<?php
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namespace app\adminapi\lists\article;

use app\adminapi\lists\BaseAdminDataLists;
use app\common\lists\ListsSearchInterface;
use app\common\lists\ListsSortInterface;
use app\common\model\article\ArticleCate;

/**
 * 资讯分类列表
 * Class ArticleCateLists
 * @package app\adminapi\lists\article
 */
class ArticleCateLists extends BaseAdminDataLists implements ListsSearchInterface, ListsSortInterface
{


    /**
     * @notes  设置搜索条件
     * @return array
     * @author heshihu
     * @date 2022/2/8 18:39
     */
    public function setSearch(): array
    {
        return [];
    }

    /**
     * @notes  设置支持排序字段
     * @return array
     * @author heshihu
     * @date 2022/2/9 15:11
     */
    public function setSortFields(): array
    {
        return ['create_time' => 'create_time', 'id' => 'id'];
    }

    /**
     * @notes  设置默认排序
     * @return array
     * @author heshihu
     * @date 2022/2/9 15:08
     */
    public function setDefaultOrder(): array
    {
        return ['sort' => 'desc', 'id' => 'desc'];
    }

    /**
     * @notes  获取管理列表
     * @return array
     * @author heshihu
     * @date 2022/2/21 17:11
     */
    public function lists(): array
    {
        $lists = ArticleCate::where($this->searchWhere)
            ->append(['is_show_desc', 'article_count'])
            ->order($this->sortOrder)
            ->select()
            ->toArray();

        $pid = 0;
        if (!empty($lists)) {
            $pid = min(array_column($lists, 'pid'));
        }
        return self::getTree($lists, $pid);
    }

    public static function getTree($array, $pid = 0)
    {
        $list = [];
        foreach ($array as $item) {
            if ($item['pid'] == $pid) {
                $item['children'] = self::getTree($array, $item['id']);
                $list[] = $item;
            }
        }
        return $list;
    }

    /**
     * @notes  获取数量
     * @return int
     * @author heshihu
     * @date 2022/2/9 15:12
     */
    public function count(): int
    {
        return ArticleCate::where($this->searchWhere)->count();
    }

    public function extend()
    {
        return [];
    }
}