<?php

namespace frontend\models;

use Yii;
use yii\base\Model;
use common\models\Transfer;

/**
 * ContactForm is the model behind the contact form.
 */
class UserCartForm extends Model
{

	public $items = []; 
	public $transfers;
	public $payment_method;
	public $money = 0;
	public $selected = [];
	
    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
        		['selected', 'each', 'rule' => ['integer']],
        		[['money' ,'payment_method'],'integer'],
        		[['payment_method'],'validatePaymentMethod'],
        ];
    }

    /**
     * @inheritdoc
     */
    public function attributeLabels()
    {
        return [
        ];
    }

    public function validatePaymentMethod( $attribute, $params ){
    	if ( !empty($this->payment_method)){
//     		echo $this->payment_method;
    		$arr  = Transfer::paymentMethods();
    		if ( !array_key_exists($this->payment_method, $arr) ){
    			 $this->addError($attribute, "Érvénytelen fizetési mód");
    		}
    	}
    }
    
    
    public function payout(){
    	$valid = $this->validate();
    	
    	if ( !$valid ){
    		return false;
    	}
    	
    	if ( isset($this->selected) && count($this->selected) > 0 ){
	    	$items = $this->loadTransfers($this->selected);
	    	if ( count($items) == count($this->selected) ){
	    		foreach ($items as $item){
	    			$this->changePaymentMethod($item);
	    			$item->payout();
	    		}
	    		\Yii::$app->session->setFlash('success', 'Kifizetve');
	    		return true;
	    	}else{
	    		\Yii::$app->session->setFlash('danger', 'Időközben változtak a kosrában  található tételek');
	    		return false;
	    	}
    	}else{
	    	\Yii::$app->session->setFlash('danger', 'Nem választott ki terméket');
    		return false;
    	}
    }
    
    public function changePaymentMethod($item){
    	if ( !empty($this->payment_method)){
    		$item->payment_method = $this->payment_method;
    	}
    }
    
    public function run(){
    	$this->readTransfers();
    }
    
    public function readTransfers( ) {
    	$this->transfers = $this->loadTransfers();
    }

    public function loadTransfers($id_tranfer_array = null){
    	$query = Transfer::find();
    	$query->innerJoin("user_sold_item", "user_sold_item.id_transfer = transfer.id_transfer");
    	$query->andWhere(["user_sold_item.id_user" => \Yii::$app->user->id]);
    	if (isset($id_tranfer_array)){
    		$query->andWhere(["in", "transfer.id_transfer" , $id_tranfer_array  ]);
    	}
    	return  $query->all();
    }
    
}