<?php
/**
 * Created by PhpStorm.
 * User: xiaofeng
 * Date: 2018/3/4
 * Time: 上午9:25
 */

namespace common\models;
use yii\helpers\ArrayHelper;
class NewKnowledgelabel extends Common
{

    public function rules()
    {
        return [
            ['name','required','message'=>'不能为空'],
            ['name','trim'],
            ['name', 'unique', 'targetClass' => 'common\models\NewKnowledgelabel','on'=>['add'],'filter'=>function($query){
                        return $query->andWhere(['del'=>1]);
            }],
            [['pid','sort'],'number'],
            ['sort','default','value'=>0],
            ['path','string','max'=>100],
            ['icon','string','max'=>50],
            ['pid','default','value'=>0],
            [['is_show','del'],'default','value'=>1],
            ['path','default','value'=>'0,'],
            [['is_show','del'],'in', 'range' => [1, 2]],
        ];
    }

    public function attributeLabels()
    {
        return [
            'name'=>'栏目名称',

        ];
    }

    public function Authenticator($input)
    {
        $this->load($input,'');
        if(!$this->validate()) return $this->errors;
        return $this;
    }

    public function FindById($id)
    {
        return self::findOne($id);
    }

    public function WhereColumn()
    {
        $query = static::find();
        $query->andFilterWhere(['del'=>1]);
        $query->andFilterWhere(['is_show'=>$this->is_show]);
        $query->andFilterWhere(['pid'=>$this->pid]);
        $query->andFilterWhere(['id'=>$this->id]);
        $query->andFilterWhere(['like','name',$this->name]);
        return $query;
    }

    //多条数据
    public function getList($page,$select = null,$sort = null)
    {
            $query = $this->WhereColumn();

            $query->select($select);
            if(!empty($page['page']))
            {
                $query->offset = ($page['page'] - 1) * $page['limit'];
                $query->limit = $page['limit'];
            }

            switch ($sort)
            {
                case 1:
                    $query->orderBy(['sort'=>SORT_DESC]);
                    break;
                case 2:
                    $query->orderBy(['sort'=>SORT_ASC]);
                    break;
                case 3:
                    $query->orderBy('RAND()');
                    break;
                default:
                    $query->orderBy(['create_at'=>SORT_DESC]);
                    break;
            }
            return $query->all();
    }


    //传递ID 如果是父类返回所有子类，如果是子类 返回自己；
    public function FatherOrSon($id)
    {
        $query = static::findOne($id);

        if(!empty($query))
        {
            if($query['pid'] == 0)
            {
                $this->pid = $query['id'];
                $q = $this->getList([],['id','name'],1);
                return $q;
            }
            return $query;
        }

    }
}