<?php
/**
 * @method App_ECommerce_Product_Abstract_Obj _getDataObj
 */
abstract class App_ECommerce_Product_Abstract_View extends App_ECommerce_ViewController
{
    const NUMBER_TEXT_DELIMITER = ', ';
    /**
     * @var App_ECommerce_Cart_Obj
     */
    protected $_cart = null;

    /**
     * Add or update item in cart
     * @param array $data
     * @return array|bool
     */
    protected function _addToCart(array $data)
    {
        $result = false;
        //verify if item exist in cart
        $item = $this->_getCart()->getItem(array('productId' => $this->_getDataObj()->getPrimaryKey()));

        if ($item) {
            $numbersText = $this->_prepareNumbersTextData($item['numbersText'], $data['numbersText']);
            $numbersFile = ($data['numbersFile'])
                ? $data['numbersFile']
                : ($item['numbersFile']) ? $item['numbersFile'] : null;
            if ($this->_getCart()->updateItemQty(
                    $item['id'],
                    Zend_Locale_Math::Add($item['quantity'], $data['quantity']),
                    $this->_getDataObj()->getData('price'),
                    $this->_getDataObj()->getData('tax'),
                    $numbersText,
                    $numbersFile))
            {
                $result = array(
                    'message'   => App_ECommerce_Cart_View::getMessage(
                        App_ECommerce_Cart_View::MESSAGE_ITEM_HAS_UPDATED),
                    'type'      => 'message'
                );
            } else {
                $result = array(
                    'message'   => App_ECommerce_Cart_View::getError(
                        App_ECommerce_Cart_View::ERROR_VALIDATE_CART_ITEM_ADD),
                    'type'      => 'error'
                );
            }
        }
        //add item if not exist
        if ($result === false) {
            $productData = $this->_getDataObj()->getData();
            $productData += $data;
            $productData['type'] = 'ECommerce_Product_';
            if ($this->_restAlias) {
                $productData['productCategoryId'] = App_ECommerce_Product_Category_View::getCategoryId(
                    $this->_restAlias
                );
            } elseif ($productData['categoryId']) {
                $productData['productCategoryId'] = $productData['categoryId'];
            } else {
                $productData['productCategoryId'] = 0;
            }

            $this->_getCart()->addItem($productData);
            $result = array(
                'message'   => App_ECommerce_Cart_View::getMessage(App_ECommerce_Cart_View::MESSAGE_ITEM_HAS_ADDED),
                'type'      => 'message'
            );
        }
        return $result;
    }

    protected function _prepareNumbersTextData($oldData, $newData)
    {
        $arr = array();
        array_push($arr, trim($oldData), trim($newData));
        return implode(self::NUMBER_TEXT_DELIMITER, array_filter($arr));
    }

    /**
     * Return shopping cart object
     *
     * @return App_ECommerce_Cart_Obj
     */
    protected function _getCart()
    {
        if (null === $this->_cart) {
            $this->_cart = new App_ECommerce_Cart_Obj();
            $this->_cart->setPrimaryKey($this->_cart->getCartId());
        }
        return $this->_cart;
    }

    protected function _getLog()
    {
        if (null === $this->_log) {
            parent::_getLog();
            $this->_log->setAction('addItem', 'Added "%itemTitle%" %itemName% to the Shopping Cart');
        }
        return $this->_log;
    }

    public static function getViewUrl()
    {
        $url = Qs_SiteMap::findFirst(
            null,
            array('type' => 'ECommerce_Product_'),
            array('forceAction' => 'view'),
            'url'
        );
        return $url;
    }
}