<?php

/**
 * @method App_ECommerce_Product_Abstract_Obj _getDataObj
 */
abstract class App_ECommerce_Product_Abstract_View extends App_ECommerce_ViewController
{
    const MSG_SOLD_OUT_ADD = 'msgSoldOutAdd';
    /**
     * @var App_ECommerce_Cart_Obj
     */
    protected $_cart = null;

    /** @var App_ECommerce_Product_Category_Obj */
    protected $_categoryObj;

    protected function _init()
    {
        $this->_messageTemplates[self::MSG_SOLD_OUT_ADD] = 'Sold Out %itemName% can not be added to shopping cart';
        return parent::_init();
    }

    /**
     * Add or update item in cart
     * @param array $data
     * @return array|bool
     */
    protected function _addToCart(array $data)
    {
        $result = false;
        if ($this->_getDataObj()->getData('soldOut') == 'n') {

            //verify if item exist in cart
            $item = $this->_getCart()->getItem([
                'productId'    => $this->_getDataObj()->getPrimaryKey(),
                'cartItemType' => \App\ECommerce\Product\Entity::CART_ITEM_TYPE,
            ]);
            if ($item) {
                if ($this->_getCart()->updateItemQty(
                    $item['id'],
                    Zend_Locale_Math::Add($item['quantity'], $data['quantity']),
                    $this->_getDataObj()->getData('price'),
                    $this->_getDataObj()->getData('tax'))
                ) {
                    $result = [
                        'message' => App_ECommerce_Cart_View::getMessage(
                            App_ECommerce_Cart_View::MESSAGE_ITEM_HAS_UPDATED),
                        'type'    => 'message',
                    ];
                } else {
                    $result = [
                        '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['cartItemType'] = \App\ECommerce\Product\Entity::CART_ITEM_TYPE;
                $productData['productCategoryId'] = App_ECommerce_Product_Category_View::getCategoryId(
                    $this->_restAlias
                );
                if (empty($productData['productCategoryId'])) {
                    $productData['productCategoryId'] = 0;
                }
                $this->_getCart()->addItem($productData);
                $result = [
                    'message' => App_ECommerce_Cart_View::getMessage(App_ECommerce_Cart_View::MESSAGE_ITEM_HAS_ADDED),
                    'type'    => 'message',
                ];
            }
        } else {
            $result = [
                'message' => $this->_createMessage(self::MSG_SOLD_OUT_ADD),
                'type'    => 'error',
            ];
        }
        return $result;
    }

    /**
     * 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,
            ['type' => 'ECommerce_Product_'],
            ['forceAction' => 'view'],
            'url'
        );
        return $url;
    }

    /**
     * @param int $categoryId
     * @return bool
     */
    protected function _isCategoryVisible($categoryId)
    {
        /**
         * @TODO: переробити все нафіг! зробити тригер який при enable/disable категорії буде рекурсивно проставля її
         * підкатегоріям відповідне значення enable/disable.
         */
        if (null === $this->_categoryObj) {
            $this->_categoryObj = new App_ECommerce_Product_Category_Obj();
        }
        static $cache = [];
        if (null === Qs_Array::get($cache, $categoryId)) {
            $cache[$categoryId] = (bool) $this->_categoryObj->getNode($this->_categoryObj->getCategoryTree(), $categoryId);
        }
        return $cache[$categoryId];
    }

    /**
     * @param array|null $product
     * @return bool
     */
    protected function _isProductVisible($product)
    {
        if (!empty($product)) {
            static $storeEnabled;
            if (null === $storeEnabled) {
                $storeEnabled = Qs_SiteMap::findFirst(
                    null,
                    ['type' => 'ECommerce_Product_'],
                    ['forceAction' => 'list'],
                    'enabled'
                );
            }
            if ('y' != $storeEnabled) {
                return false;
            }

            foreach ($product['categories'] as $categoryId) {
                if ($this->_isCategoryVisible($categoryId)) {
                    return true;
                }
            }
        }
        return false;
    }
}