<?php

/**
 * @method App_ECommerce_Cart_Obj _getDataObj
  */
class App_ECommerce_Cart_View extends App_ECommerce_Cart_Abstract_View
{
    protected $_actions = array('list', 'updateItem', 'removeItem', 'getListHtml', 'getGtmProducts');
    protected $_hasLog = true;
    protected $_logIgnoredControllers = array('App_Cms_View');

    public function __construct($options)
    {
        $this->_getDataObj()->setPrimaryKey($this->_getDataObj()->getCartId());
        parent::__construct($options);
    }

    public function exec()
    {
        if ($this->getConfig('type') == self::TYPE_PREVIEW) {
            $this->setPreviewMode();
            $this->_getLog()->addIgnoredControllers(array('App_ECommerce_Cart_View' => array('list')));
        } else {
            if (!($this->_doc instanceof App_Doc_Admin)) {
                $this->_getDataObj()->removeServiceProducts();
            }
        }
        return parent::exec();
    }

    protected function _addListItem()
    {
        $this->_initListRedirection();
        $item = $this->_getListItem();

        if (false === $this->getPreviewMode()) {
            $this->_doc->addScript('js/app/ECommerce/cart.js');
            $this->_doc->addScript('js/jquery-autoNumeric.js');
            $params = array(
                'qtyList' => $this->_getQtyList()
            );
            $this->_doc->addInitFunction('App_Cart_Cart.init', array($params));

            $this->_doc->addGtmValues(Qs_Gtm::adGetShoppingCart($item['list']));

            if (Qs_Doc::ANALYTICS_TYPE_GOOGLE_TAG_MANAGER == $this->_doc->getAnalyticsType()) {
                $cartItems = Qs_Gtm::eeGetProducts($this->_getDataObj()->getList(true), Qs_Gtm::DATASET_CART, [], true);
                $options = ['cartItems' => $cartItems];
                $this->_doc->addInitObject('lib.Gtm', [$options]);
            }
        }

        $this->_addLinksItem();
        $this->_addItem($item);

        return $this;
    }

    protected function _getListOptions()
    {
        $options = parent::_getListOptions();
        $options['previewMode'] = $this->getPreviewMode();
        return $options;
    }

    protected function _getQtyList()
    {
        $items = (array) $this->_getListItem();
        $qtyList = array();
        foreach ($items['list'] as $item) {
            $qtyList[$item['id']] = $item['quantity'];
        }
        return $qtyList;
    }

    /**
     * Get list item. Add cart summary info.
     *
     * @internal param null $list
     * @return array|null
     */
    protected function _getListItem()
    {
        $list = parent::_getListItem();
        $list['shoppingCartSummary'] = $this->_getDataObj()->getTotal();
        $list['previewMode'] = $this->getPreviewMode();
        $this->_getDataObj()->validateCartItems();
        $list['cartErrors'] = $this->_getDataObj()->getErrors();
        return $list;
    }

    /**
     * Update cart item
     * Display 404 page when request is not ajax
     */
    protected function _doUpdateItem()
    {
        return $this->_doc->display404();
    }

    /**
     * Ajax. Update cart item
     */
    protected function _doUpdateItemAjax()
    {
        $result = false;
        $itemId = Qs_Request::getRequestValue('itemId');
        $qty = Qs_Request::getRequestValue('qty');
        if (!empty($itemId)) {
            if (!$qty) {
               $qty = 1;
            }
            $result = $this->_getDataObj()->updateItemQty($itemId, $qty);
        }

        $response = array();
        $response['success'] = $result;
        if ($result) {
            $row = $this->_getDataObj()->getRowData($itemId);
            $currency = static::CURRENCY_SYMBOL;
            $response['rowPrice'] = $currency . number_format($row['price'], 2);
            $response['rowTotal'] = $currency . number_format($row['rowTotal'], 2);
            if (!empty($row['promoDescription'])) {
                $response['rowTotal'] .= ' (' . htmlspecialchars($row['promoDescription']) . ')';
            }

            $subtotal = 0;
            if ($this->_getDataObj()->getData('transactionId')) {
                $orderObj = new App_ECommerce_Order_Obj();
                $orderObj->setPrimaryKey($this->_getDataObj()->getData('transactionId'));
                $subtotal = $orderObj->getData('subtotal');

            }

            if ($subtotal <= 0) {
                $subtotal =  $this->_getDataObj()->getTotal();
            }

            $response['subTotal'] = $currency . number_format(Zend_Locale_Math::round($subtotal, 2), 2);
            $response['quantity'] = $this->_getDataObj()->getItemsCount();
            $this->_log();
        }

        $this->_displayJson($response);
    }

    /**
     * Clear default links
     *
     * @return array
     */
    protected function _getDefaultLinks()
    {
        return array();
    }

    /**
     * Get cart list HTML for JSONP requests
     */
    protected function _doGetListHtml()
    {
        $this->_doGetListHtmlAjax();
    }

    /**
     * Ajax. Get cart list HTML
     */
    protected function _doGetListHtmlAjax()
    {
        $item = $this->_getListItem();
        Qs_Smarty_File::setTemplate('ECommerce/Cart/small-list.tpl');
        $data = array(
            'item' => array(
                'list'     => $item['list'],
                'subTotal' => $item['shoppingCartSummary'],
                'config'   => $item['config'],
            )
        );
        $list = Qs_Smarty_File::render($data);

        $response = array('success' => true, 'html' => $list);
        $callback = Qs_Array::get($_GET, 'callback');
        $this->_displayJson($response, $callback);
    }

    /**
     * Set transaction id
     *
     * @param $id
     * @return bool|Exception
     */
    public function setTransactionId($id)
    {
        if (($e = $this->_getDataObj()->updateTransactionId($id)) instanceof Exception) {
            return $e;
        }
        return true;
    }

    /**
     * Clean transactionId field
     *
     * @param int $id
     * @return bool|Exception
     */
    public function cancelTransaction($id)
    {
        if (($e = $this->_getDataObj()->cancelTransaction($id)) instanceof Exception) {
            return $e;
        }
        return true;
    }

    public function getItemsCount()
    {
        return $this->_getDataObj()->getItemsCount();
    }

    /**
     * Get GTM Products for JSONP requests
     */
    protected function _doGetGtmProducts()
    {
        $this->_doGetGtmProductsAjax();
    }

    /**
     * Ajax. Get GTM Products
     */
    protected function _doGetGtmProductsAjax()
    {
        $products = App_ECommerce_Cart_Obj::getInstance()->getList();
        $products = Qs_Gtm::eeGetProducts($products, Qs_Gtm::DATASET_CHECKOUT);
        $response = [
            'success'  => true,
            'products' => $products,
        ];
        $callback = Qs_Array::get($_GET, 'callback');
        $this->_displayJson($response, $callback);
    }
}