<?php
/**
 * Created by PhpStorm.
 * User: wangxj
 * Date: 2017/05/16
 * Time: 16:26
 */

namespace common\components;

use Yii;
use yii\widgets\ActiveForm;
use yii\helpers\ArrayHelper;

class zActiveForm extends ActiveForm
{
    const FIELD_INPUT = 1;

    public $fieldClass = 'common\components\zActiveField';
    /**
     * User: wangxj
     *
     * 重写函数作用 field
     *
     * @param \yii\base\Model $model
     * @param string $attribute
     * @param array $options
     * @return zActiveField the created ActiveField object.
     */
    public function field($model, $attribute, $options = [])
    {
        $config = $this->fieldConfig;
        if ($config instanceof \Closure) {
            $config = call_user_func($config, $model, $attribute);
        }
        if (!isset($config['class'])) {
            $config['class'] = $this->fieldClass;
        }
        return Yii::createObject(ArrayHelper::merge($config, $options, [
            'model' => $model,
            'attribute' => $attribute,
            'form' => $this,
        ]));
    }

//    public function endField()
//    {
//        $field = array_pop($this->_fields);
//        if ($field instanceof zActiveField) {
//            return $field->end();
//        } else {
//            throw new InvalidCallException('Mismatching endField() call.');
//        }
//    }
}