<?php

namespace member\models\forms;

use common\core\BaseModel;
use common\models\oldDb\FollowDoctor;
use yii\db\Exception;


//关注form
class FollowForm extends BaseModel
{
    public $su_id;

    public function rules()
    {
        return [
            [['su_id'],'required'],
        ];
    }


    public function save()
    {
        if (!$this->validate()){
            throw new Exception($this->getErrorMsg());
        }
        $su_ids = FollowDoctor::find()->where([
            'user_id' => \Yii::$app->user->identity->id,
        ])->select('su_id')->column();

        if (in_array($this->su_id ,$su_ids)) {
            throw new Exception('已关注该医生');
        }

        $FollowDoctor=new FollowDoctor();
        $FollowDoctor->attributes=$this->attributes;
        $FollowDoctor->user_id=\Yii::$app->user->identity->id;
        $FollowDoctor->saveOrFail();
    }

    public function cancel()
    {
        if (!$this->validate()){
            throw new Exception($this->getErrorMsg());
        }
        $su_ids = FollowDoctor::find()->where([
            'user_id' => \Yii::$app->user->identity->id,
        ])->select('su_id')->column();

        if (!in_array($this->su_id ,$su_ids)) {
            throw new Exception('你还没有关注该医生');
        }

        \Yii::$app->db->createCommand()->delete('yii_follow_doctor', ['user_id' => \Yii::$app->user->identity->id, 'su_id' => $this->su_id])->execute();

    }


    public function attributeLabels()
    {
        return [
            'su_id'  => '医生id',
        ];
    }

}