zhgx_gongying/app/adminapi/lists/agricultural_machinery/SupplyDemandCateLists.php

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

use app\adminapi\lists\BaseAdminDataLists;
use app\common\lists\ListsSearchInterface;
use app\common\lists\ListsSortInterface;
use app\common\model\supply_demand\SupplyDemandInfo;
use app\common\model\supply_demand\SupplyDemandCate;

/**
 * 供需分类列表
 * Class ArticleCateLists
 * @package app\adminapi\lists\article
 */
class SupplyDemandCateLists 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 [
            '%like%' => ['name'],
            '=' => ['pid']
        ];
    }
    /**
     * @notes 自定查询条件
     * @return array
     * @author 段誉
     * @date 2022/10/25 16:53
     */
    public function queryWhere()
    {
        $where  = [];
        if (isset($this->params['status']) && $this->params['status']) {
            $status =  $this->params['status'];
            $where[] = ['status', '=',$status];
        }
        return $where;
    }
    /**
     * @notes  设置支持排序字段
     * @return array
     * @author heshihu
     * @date 2022/2/9 15:11
     */
    public function setSortFields(): array
    {
        return [ 'id' => 'id'];
    }

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

    /**
     * @notes  获取分类列表
     * @return array
     * @author heshihu
     * @date 2022/2/21 17:11
     */
    public function lists(): array
    {

        $supplyDemandLists = SupplyDemandCate::where($this->searchWhere)
            ->where($this->queryWhere())
            ->field('id,name,name label,pid,status,sort,create_time')
            ->limit($this->limitOffset, $this->limitLength)
            ->order($this->sortOrder)
            ->append(['status_desc'])
            ->select()
            ->toArray();
        $treeList = linear_to_tree($supplyDemandLists, 'children');
        if(empty($treeList) && !empty($supplyDemandLists))
        {
            foreach($supplyDemandLists as &$v){
                $v['children']=[];
            }
            return $supplyDemandLists;
        }
        return $treeList;

    }

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

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