<?php

namespace admin\models\forms\drug;

use common\core\BaseModel;
use common\models\Nav;
use yii\db\Exception;

class NavForm extends BaseModel
{
    public $id;
    public $store_id;
    public $sort;
    public $link_type;

    public $pic;
    public $external_link;
    public $type;
    public $is_home;


    public function rules()
    {
        return [
            ['pic','required'],
            ['external_link','string'],
            [['id','is_home','store_id','type','sort','link_type'],'integer'],
            ['external_link', 'url', 'defaultScheme' => 'http'],
            ['external_link', 'IsGet'], //定义验证方法
        ];
    }

    public function IsGet($attribute){
        $temp = get_headers($this->external_link,true);
        if(!preg_match('/200/',$temp[0])){
            $this->addError($attribute,'该链接无效, 无法访问');
        }else{
            return true;
        }
    }

    public function save()
    {
        if (!$this->validate()){
            throw new Exception($this->getErrorMsg());
        }

        $nav=new Nav();
        $nav->pic=$this->pic;
        $nav->external_link=$this->external_link;
        $nav->type=$this->type;
        $nav->store_id=$this->store_id;
        $nav->sort=$this->sort;
        $nav->link_type=$this->link_type;
        if ($this->is_home==1){
            $nav->is_home=$this->is_home;
            $nav->home_time=date('Y-m-d H:i:s',time());
        }
        $nav->saveOrFail();
    }

    public function update()
    {
        $nav=Nav::find()->where([
            'id'=>$this->id,
            'is_delete'=>0
        ])->one();
        if (!$nav) throw new Exception('轮播图不存在');

        $nav->pic=$this->pic?? $nav->pic;
        $nav->external_link=$this->external_link?? $nav->external_link;
        $nav->type=$this->type?? $nav->type;
        $nav->store_id=$this->store_id?? $nav->store_id;
        $nav->sort=$this->sort?? $nav->sort;
        $nav->link_type=$this->link_type?? $nav->link_type;

        if ($this->is_home==1) {
            $nav->home_time=date('Y-m-d H:i:s',time());
        }

        $nav->saveOrFail();
        return ['编辑成功'];
    }

    public function del()
    {
        $nav=Nav::find()->where([
            'id'=>$this->id,
            'is_delete'=>0
        ])->one();
        if (!$nav)throw new Exception('轮播图不存在');
        $nav->is_delete=1;
        $nav->saveOrFail();
        return ['删除成功'];
    }

}