<?php

use App_ECommerce_Cart_ItemObjFactory as ItemObjFactory;
use App\User\Register\Obj as UserRegisterObj;
use App\User\Register\View as UserRegisterView;

/**
 * @method App_ECommerce_Checkout_Abstract_Obj _getDataObj()
 */
abstract class App_ECommerce_Checkout_Abstract_View extends App_ECommerce_Order_Abstract_View
{
    const SITEMAP_CART_TYPE = 'ECommerce_Cart_';

    const PAYMENT_TYPE_PO = 'po';
    const PAYMENT_TYPE_AUTHORIZE_NET = 'authorizeNet';
    const PAYMENT_TYPE_LINK_POINT = 'linkPoint';

    const SHIPPING_SECTION_DATA = 'serviceShipping';
    const PAYMENT_SECTION_DATA = 'servicePayment';

    const ERROR_TRANSACTION = 'msgErrorTransaction';
    const ERROR_RATE_CALCULATION = 'msgErrorRate';
    const ERROR_VALIDATE_ITEMS = 'msgErrorValidateItems';
    const ERROR_PROMO_INCORRECT = 'msgErrorPromoIncorrect';
    const ERROR_PROMO_HAS_OTHER = 'msgErrorPromoHasOther';
    const ERROR_PROMO_LOW_AMOUNT = 'msgErrorPromoLowAmount';
    const ERROR_PROMO_NO_PRODUCT = 'msgErrorPromoNoProduct';
    const ERROR_PROMO_UNKNOWN_PRODUCT = 'msgErrorPromoUnknownProduct';
    const ERROR_PROMO_NOT_DELETED = 'msgErrorPromoNotDeleted';
    const ERROR_GIFT_CARD_INCORRECT = 'msgErrorGiftCard';
    const ERROR_GIFT_CARD_NOT_DELETED = 'msgErrorGiftCardNotDeleted';
    const ERROR_OTHER = 'msgErrorOther';
    const SUCCESS_PROMO = 'msgSuccessPromo';
    const SUCCESS_GIFT_CARD = 'msgSuccessGiftCard';
    const PROMO_REMOVED = 'msgPromoRemoved';
    const GIFT_REMOVED = 'msgGiftRemoved';

    protected $_errorMap = array(
        self::ERROR_RATE_CALCULATION      => 'Please set other delivery service or try again later.',
        self::ERROR_TRANSACTION           => 'Bad transaction id',
        self::ERROR_VALIDATE_ITEMS        => 'The Product in the Shopping Cart is deleted or not available at the moment. Please remove it and add another one. See details below.',
        self::ERROR_PROMO_INCORRECT       => 'The promo code entered is incorrect, please try again.',
        self::ERROR_PROMO_HAS_OTHER       => 'Other Promo Code already applied.',
        self::ERROR_PROMO_LOW_AMOUNT      => 'The Promo Code cannot be applied. The order subtotal must be greater than ${amount}.',
        self::ERROR_PROMO_NO_PRODUCT      => 'This Promo Code is tied to {product} that\'s not in your Shopping Cart.',
        self::ERROR_PROMO_UNKNOWN_PRODUCT => 'The Promo Code is tied to the product that is already removed from the website. Please try another one.',
        self::ERROR_PROMO_NOT_DELETED     => 'The Promo Code is no removed.',
        self::ERROR_GIFT_CARD_INCORRECT   => 'The Gift Card code entered is incorrect, please try again.',
        self::ERROR_GIFT_CARD_NOT_DELETED => 'The Gift Card is no removed.',
        self::ERROR_OTHER                 => 'Unknown error.'
    );
    protected $_successMap = array(
        self::SUCCESS_PROMO     => 'Promo code has been applied.',
        self::SUCCESS_GIFT_CARD => 'Gift Card has been accepted.',
        self::PROMO_REMOVED     => 'Promo code has been removed.',
        self::GIFT_REMOVED      => 'Gift Card has been removed.',
    );

    /**
     * @var Qs_Session_Namespace
     */
    protected $_session = null;

    /**
     * @var App_ECommerce_Cart_Obj
     */
    protected $_cart;

    /**
     * Return 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 _getSummaryItem($defaults = array())
    {
        if ($defaults) {
            /**
             * пхати тані в сесію, бо багато методів працюють з даними з сесії
             */
            $this->_saveUserDataToSession($defaults);
        }

        if (Qs_Request::isXmlHttpRequest()) {
            /**
             * при аяксових запитах треба чисити дані, бо при додаванні помо коду
             * чи гіфт карти вони не попадають в сесію
             */
            $this->_getCart()->clearData();
        }
        $summary = $this->_getCart()->getData();
        $userData = $this->_getUserDataFromSession();

        $summary = array_merge($summary, $this->_prepareOrderData($userData, false));

        /**
         * що б не виводилась назва шіпінгу на першому кроці чекауту
         */
        unset($summary['shippingNameTitle']);

        $this->_addTemplatePath('ECommerce/Checkout');
        $summary['tpl'] = $this->getTemplate('summary.tpl');

        return $summary;
    }

    protected function _doGetShippingRate()
    {
        $this->_doc->display404();
    }

    protected function _doGetShippingRateAjax()
    {
        $data = Qs_Request::getPost();
        $config = Qs_Application::getConfig('ECommerce_Checkout_')->get('shipping');
        $result = array(
            'success' => false,
            'message' => '',
            'total'   => 0
        );

        if (false !== $config && !empty($data[self::SHIPPING_SECTION_DATA])) {
            $this->_prepareRateAjaxData($data);
            $rate = $this->_calculateShippingRate($data);
            if ($rate) {
                $rateData = $rate->getData();
                $result = array(
                    'success'     => $rate->isSuccess(),
                    'message'     => (!$rate->isSuccess() ? $rateData['errorText'] : ''),
                    'total'       => ($rate->isSuccess() ? $rateData['rate']['total'] : 0),
                    'cartSummary' => $this->_getSummaryItem($data)
                );
            }
        }

        $this->_displayJson($result);
    }

    protected function _prepareRateAjaxData(&$data)
    {
        $type = Qs_Array::get($data[self::SHIPPING_SECTION_DATA], 'type');
        if (!empty($type)) {
            $methodKey = $type . 'Method';
            $addressKey = $type . 'AddressType';
            $data[self::SHIPPING_SECTION_DATA][$type][$methodKey] = Qs_Array::get($data[self::SHIPPING_SECTION_DATA], $methodKey);
            if (!empty($data[self::SHIPPING_SECTION_DATA][$addressKey])) {
                $data[self::SHIPPING_SECTION_DATA][$type][$addressKey] = $data[self::SHIPPING_SECTION_DATA][$addressKey];
            }
        }
        return $this;
    }

    /**
     * Calculate shipping rate
     *
     * @param array $data
     * @return App_Service_Shipping_ResponseAbstract|bool
     */
    protected function _calculateShippingRate($data)
    {
        $shippingMethod = Qs_Array::get($data[self::SHIPPING_SECTION_DATA], 'type');
        if (!$shippingMethod) {
            return false;
        }

        $serviceCode = '';
        if (array_key_exists($shippingMethod, $data[self::SHIPPING_SECTION_DATA])) {
            $serviceCode = $data[self::SHIPPING_SECTION_DATA][$shippingMethod][$shippingMethod . 'Method'];
        }

        $shipToSection = ($data['shipping']['asBilling'] == 'y' ? 'billing' : 'shipping');

        $shippingOptions = array(
            'serviceCode'       => $serviceCode,
            'shipperState'      => App_Settings_Obj::get('senderStateCode'),
            'shipperPostalCode' => App_Settings_Obj::get('senderZipCode'),
            'shipToState'       => $data[$shipToSection]['state'],
            'shipToPostalCode'  => $data[$shipToSection]['zip'],
            'items'             => $this->_getCart()->getList(),
            'quantity'          => $this->_getCart()->getItemsCount()
        );

        $addressKey = $shippingMethod . 'AddressType';
        if (!empty($data[self::SHIPPING_SECTION_DATA][$shippingMethod][$addressKey])) {
            $shippingOptions['addressType'] = $data[self::SHIPPING_SECTION_DATA][$shippingMethod][$addressKey];
        }


        /** @var $shipping App_Service_Shipping_Abstract */
        $shipping = App_Service_Shipping::factory($shippingMethod, $shippingOptions);
        return $shipping->getRate();
    }

    /**
     * Calculate tax for shipping rate.
     *
     * @param float $rate
     * @return float
     */
    protected function _calculateShippingRateTax($rate)
    {
        $taxTotal = 0;
        $taxPercent = (float) App_Settings_Obj::get('orderPriceTax');
        if ($this->_hasApplyTax() && $this->_getCart()->getTax() > 0) {
            $taxTotal = Zend_Locale_Math::Div(Zend_Locale_Math::Mul($rate, $taxPercent, 4), 100, 4);
        }
        return $taxTotal;
    }

    /**
     * Return has apply tax to cart
     *
     * @return bool
     */
    protected function _hasApplyTax()
    {
        $userData = $this->_getUserDataFromSession();
        $shippingSection = (empty($userData['shipping']) || 'y' == Qs_Array::get($userData['shipping'], 'asBilling'))
                                ? 'billing'
                                : 'shipping';
        return (bool) ($userData[$shippingSection]['state'] == App_Settings_Obj::get('senderStateCode'));
    }

    /**
     * Return prepared order data
     *
     * @return array
     */
    protected function _getOrderData()
    {
        $preparedOrderData = $this->_prepareOrderData($this->_getUserDataFromSession());
        if ($this->_doc->getAuth()->hasIdentity()) {
            $preparedOrderData['userId'] = $this->_doc->getAuth()->getData('id');
        }
        return $preparedOrderData;
    }

    /**
     * Prepare data for order
     *
     * @param array $orderData
     * @param bool $validate
     * @return array
     */
    protected function _prepareOrderData($orderData, $validate = true)
    {
        $preparedData = array();
        $preparedData['invoice'] = $this->_getCart()->getPrimaryKey();
        $preparedData['tax'] = (!empty($preparedData['tax']) ? $preparedData['tax'] : 0);
        if (false !== ($shippingPaymentData = $this->_prepareShippingPaymentData($orderData))) {
            $preparedData = array_merge($preparedData, $shippingPaymentData);
        }

        $preparedData['subtotal'] = $this->_getCart()->getTotal();
        $preparedData['subtotalTax'] = ($this->_hasApplyTax() ? $this->_getCart()->getTax() : 0);
        $preparedData['total'] = $preparedData['subtotal'];
        $preparedData['tax'] = 0;

        if (Qs_Application::getConfig('ECommerce_Checkout_')->get('shipping')) {
            $preparedData = array_merge($preparedData, $this->_prepareShippingData($orderData, $validate));
        }

        if (Qs_Application::getConfig('ECommerce_Checkout_')->get('payment')) {
            $preparedData = array_merge($preparedData, $this->_preparePaymentData($orderData));
        }

        $preparedData = array_merge($preparedData, $this->_getCart()->getDiscounts());
        if ($preparedData['promo'] > 0) {
            $preparedData['total'] = Zend_Locale_Math::Sub($preparedData['total'], $preparedData['promo'], 4);
        }
        if ($preparedData['giftCard'] > 0) {
            $preparedData['total'] = Zend_Locale_Math::Sub($preparedData['total'], $preparedData['giftCard'], 4);
        }

        $preparedData['tax'] = Zend_Locale_Math::Add($preparedData['tax'], $preparedData['subtotalTax'], 4);

        if (array_key_exists('shippingTax', $preparedData)) {
            $preparedData['tax'] = Zend_Locale_Math::Add($preparedData['tax'], $preparedData['shippingTax'], 4);
        }
        if (array_key_exists('shippingHandlingTax', $preparedData)) {
            $preparedData['tax'] = Zend_Locale_Math::Add($preparedData['tax'], $preparedData['shippingHandlingTax'], 4);
        }

        $preparedData['tax'] = Zend_Locale_Math::round($preparedData['tax'], 2);

        if (array_key_exists('shippingHandling', $preparedData)) {
            $preparedData['total'] = Zend_Locale_Math::Add($preparedData['total'], $preparedData['shippingHandling'], 4);
        }
        if (array_key_exists('shippingRate', $preparedData)) {
            $preparedData['total'] = Zend_Locale_Math::Add($preparedData['total'], $preparedData['shippingRate'], 4);
        }

        $preparedData['total'] = Zend_Locale_Math::Add($preparedData['total'], $preparedData['tax'], 4);
        $preparedData['total'] = Zend_Locale_Math::round($preparedData['total'], 2);

        return $preparedData;
    }

    /**
     * Prepare shipping and payment customer data
     *
     * @param array $orderData
     * @return array|bool
     */
    protected function _prepareShippingPaymentData($orderData)
    {
        if (!is_array($orderData)) {
            return false;
        }

        $preparedData = array();
        foreach($orderData as $section => $sectionData) {
            if ($section == self::SHIPPING_SECTION_DATA || $section == self::PAYMENT_SECTION_DATA) {
                continue;
            }
            if (!is_array($sectionData)) {
                continue;
            }
            foreach ($sectionData as $field => $data) {
                $orderDataField = $section . ucfirst($field);
                if ($section == 'shipping') {
                    if ($field != 'asBilling' && Qs_Array::get($orderData['shipping'], 'asBilling') == 'y') {
                        $data = $orderData['billing'][$field];
                    }
                }
                $preparedData[$orderDataField] = $data;
            }
        }

        return (!empty($preparedData) ? $preparedData : false);
    }

    /**
     * Prepare data and calculate shipping
     *
     * @param array $orderData
     * @param bool $validate
     * @return array
     */
    protected function _prepareShippingData($orderData, $validate = true)
    {
        $preparedData = array();

        if (empty($orderData) || empty($orderData[self::SHIPPING_SECTION_DATA])) {
            return $preparedData;
        }

        /** @var App_Service_Shipping_ResponseAbstract $shippingRate  */
        $shippingRate = $this->_calculateShippingRate($orderData);
        if (!$shippingRate) {
            return $preparedData;
        }
        if ($validate && !$shippingRate->isSuccess()) {
            $this->_setBackError($this->_errorMap[self::ERROR_RATE_CALCULATION]);
            $this->_setBackError($shippingRate->getDataField('errorText'));
            $this->_doBack();
        }

        $shippingDetails = $shippingRate->getDataField('serviceDetails');
        if ($shippingDetails) {
            foreach ($shippingDetails as $type => $typeData) {
                $preparedData['shipping' . ucfirst($type)] = $typeData;
            }
        }

        $shippingForm = new App_ECommerce_Checkout_Form_Service_Shipping();
        $shippingTypes = $shippingForm->getShippingType();
        $shippingType = $orderData[self::SHIPPING_SECTION_DATA]['type'];
        $preparedData['shippingNameTitle'] = $shippingTypes[$shippingType];

        $preparedData['shippingServiceCodeTitle'] = '';
        if (!array_key_exists('shippingServiceCode', $preparedData)) {
            $preparedData['shippingServiceCode'] = '';
        }

        $shippingServiceCodes = App_Service_Shipping::factory($shippingType)->getServiceCodes();
        if (!empty($shippingServiceCodes)) {
            $serviceCode = Qs_Array::get($preparedData, 'shippingServiceCode', '');
            $preparedData['shippingServiceCodeTitle'] = Qs_Array::get($shippingServiceCodes, $serviceCode, '');
        }

        $addressType = null;
        if (!empty($orderData[self::SHIPPING_SECTION_DATA][$shippingType][$shippingType . 'AddressType'])) {
           $addressType = $orderData[self::SHIPPING_SECTION_DATA][$shippingType][$shippingType . 'AddressType'];
        }

        if (!empty($addressType)) {
            $preparedData['shippingAddressType'] = $addressType;
        }

        $rate = $shippingRate->getDataField('rate');

        $rateTax = $this->_calculateShippingRateTax($rate['total']);
        $preparedData['shippingTax'] = Zend_Locale_Math::round($rateTax, 2);

        $handling = 0.0;
        $shippingName = Qs_Array::get($preparedData, 'shippingName');
        if ($shippingName) {
            $handling = (float) App_Settings_Obj::get('deliveryHandling' . $shippingName);
        }
        $preparedData['shippingHandling'] = Zend_Locale_Math::round($handling, 2);

        $handlingTax = $this->_calculateShippingRateTax($handling);
        $preparedData['shippingHandlingTax'] = Zend_Locale_Math::round($handlingTax, 2);

        $preparedData['shippingRate'] = $rate['total'];

        return $preparedData;
    }

    /**
     * Prepare data for payment
     *
     * @param array $orderData
     * @return array
     */
    protected function _preparePaymentData($orderData)
    {
        $preparedData = array();
        if (!is_array($orderData) || !array_key_exists(self::PAYMENT_SECTION_DATA, $orderData)) {
            return $preparedData;
        }

        $section = 'payment';

        $preparedData[$section . 'Type'] = Qs_Array::get($orderData[self::PAYMENT_SECTION_DATA], 'type');

        $paymentForm = new App_ECommerce_Checkout_Form_Service_Payment();
        $paymentTypes = $paymentForm->getPaymentType();
        $paymentType = Qs_Array::get($preparedData, $section . 'Type', '');
        if ($paymentType) {
            $preparedData[$section . 'TypeTitle'] = Qs_Array::get($paymentTypes, $paymentType, '');
        } else {
            $preparedData[$section . 'TypeTitle'] = '';
        }

        if (array_key_exists(self::PAYMENT_SECTION_DATA, $orderData)
            && array_key_exists('type', $orderData[self::PAYMENT_SECTION_DATA])
            && !empty($orderData[self::PAYMENT_SECTION_DATA][$orderData[self::PAYMENT_SECTION_DATA]['type']])
        ) {
            $paymentType = $orderData[self::PAYMENT_SECTION_DATA]['type'];
            foreach ($orderData[self::PAYMENT_SECTION_DATA][$paymentType] as $field => $value) {
                if ($field == 'cardNumber') {
                    $value = '**** **** **** *' . substr($value, -3);
                }
                $preparedData[$section . ucfirst($field)] = $value;
            }
        }

        return $preparedData;
    }

     /**
     * Return session object
     *
     * @param string $sessionName
     * @return Qs_Session_Namespace
     */
    protected function _getSession($sessionName = null)
    {
        if ($sessionName === null) {
            $sessionName = get_class($this);
        }

        if ($this->_session && $this->_session->getNamespace() != $sessionName) {
            $this->_session = null;
        }

        if (null === $this->_session) {
            $this->_session = new Qs_Session_Namespace($sessionName);
        }

        return $this->_session;
    }

    /**
     * Save user data to session
     *
     * @param array $data
     * @return App_ECommerce_Checkout_View
     */
    protected function _saveUserDataToSession($data)
    {
        if ($data) {
            foreach (array('__idItem', 'action', 'id') as $field) {
                if (array_key_exists($field, $data)) {
                    unset($data[$field]);
                }
            }
            $this->_getSession()->userData = $data;
        }
        return $this;
    }

    /**
     * Return user data from session
     *
     * @return array
     */
    protected function _getUserDataFromSession()
    {
        return $this->_getSession()->userData;
    }

    public function unsetUserDataFromSession()
    {
        $this->_getSession()->userData = null;
        return $this;
    }

    public function completeOrder()
    {
        $transactionId = $this->_getDataObj()->getTransactionId();

        if (!empty($transactionId)) {

            $this->_getDataObj()->saveTransactionId($transactionId);
            $this->_getCart()->updateTransactionId($transactionId);
            $this->_getCart()->setAccessCode($transactionId);

            $itemList = $this->_getCart()->getList();

            $groupedList = [];
            foreach ($itemList as $item) {
                $groupedList[$item['cartItemType']][] = $item;
            }

            foreach ($groupedList as $type => $list) {
                $itemObj = ItemObjFactory::factory($type);
                $itemObj->completeItemList($list);
            }

            $this->_setBackUrl(Qs_SiteMap::findFirst(
                null,
                array('type' => 'HtmlBlock_'),
                array('placeholders' => 'ECommerce_Checkout_'),
                'url'
            ));

            //send mail
            $this->_getDataObj()->setPrimaryKey($transactionId)->clearData();
            $mailData = $this->_getMailData();
            $this->sendAdminNotification($mailData, 'Submit');
            $this->sendUserNotification($mailData, 'Submit');

            //redeem gift cart
            $this->_redeemGiftCard();

            // precess membership registrations
            $this->_processMemberships();

            //clear data
            $this->_getCart()->clearSessionCartObject();
            $this->_unsetSession();
        } else {
            $this->_setBackUrl($this->_getCartUrl());
            $this->_setBackErrors($this->_errorMap[self::ERROR_TRANSACTION]);
        }

        return $this;
    }

    protected function _processMemberships()
    {
        $items = $this->_getCart()->getList();
        $registerObj = new UserRegisterObj();
        $registerView = new UserRegisterView();
        foreach ($items as $item) {
            if ('User\\Register\\' == $item['cartItemType']) {
                $registerObj->clearData();
                $registerObj->setPrimaryKey($item['productId']);
                if ($data = $registerObj->getData()) {
                    $registerObj->setBought();
                    $registerObj->prepareEmailData($data);
                    $registerView->sendEmail2Admin($data);
                }
            }
        }
        return $this;
    }

    protected function _redeemGiftCard()
    {
        if ($this->_getCart()->hasGiftCard()) {
            $giftCode = $this->_getCart()->getData('giftCardCode');
            $giftObj = new App_ECommerce_GiftCard_Admin_Obj();
            $codeData = $giftObj->getDataByCode($giftCode);
            if ($codeData['statusId'] != App_ECommerce_GiftCard_Admin_View::CARD_STATUS_REDEEMED) {
                $giftObj->setPrimaryKey($codeData['id']);
                $giftObj->update(array('statusId' => App_ECommerce_GiftCard_Admin_View::CARD_STATUS_REDEEMED));
            }
        }
        return $this;
    }

    protected function _getMailData()
    {
        $orderData = $this->_getDataObj()->clearData()->getData();
        $orderData['orderId'] = $orderData['id'];

        $cartData = $this->_getCart()->clearData()->getData();
        $cartData['cartId'] = $cartData['id'];

        $mailData = array_merge($cartData, $orderData);

        return $mailData;
    }

    protected function _prepareMailData(array $data)
    {
        $priceFields = array('subtotal', 'tax', 'total', 'shippingRate', 'shippingHandling');
        foreach (array('giftCard', 'promo') as $field) {
            if (0 == $data[$field]) {
                $data[$field] = '-';
            } else {
                $priceFields[] = $field;
            }
        }
        foreach ($priceFields as $field) {
            if (isset($data[$field])) {
                $data[$field] = '$' . number_format($data[$field], 2, '.', ',');
            }
        }

        $optionalFields = array('userAdditionalNote', 'adminAdditionalNote');
        foreach ($optionalFields as $field) {
            $data[$field] = (!empty($data[$field])) ? $data[$field] : '-';
        }

        if ($data['promoCodeValue'] && 'percent' == $data['promoCodeType'] && !$data['promoCodeProduct']) {
            require_once 'Smarty/app_plugins/modifier.money.php';
            $data['promo'] .= ' (' . smarty_modifier_money($data['promoCodeValue'], 2, true) . '% off)';
        }

        $data['added'] = date('m/d/Y g:i A', strtotime($data['added']));

        unset(
            $data['giftCardValue'],
            $data['giftCardCode'],
            $data['promoCodeMinOrderValue'],
            $data['promoCodeType'],
            $data['promoCodeValue'],
            $data['promoCode'],
            $data['promoCodeProduct'],
            $data['changed'],
            $data['enabled'],
            $data['id']
        );

        $orderObj = new App_ECommerce_Order_Obj();
        $data['paid'] = $orderObj->getPaidStatusTitle($data['paid']);
        $data['status'] = $orderObj->getOrderStatusTitle($data['status']);

        $data['adminAdditionalNote'] = nl2br(htmlspecialchars(Qs_Array::get($data, 'adminAdditionalNote', '')));
        $data['userAdditionalNote'] = nl2br(htmlspecialchars(Qs_Array::get($data, 'userAdditionalNote', '')));

        $cartView = new App_ECommerce_Order_View(array('doc' => $this->_doc));
        $data['cartItems'] = $cartView->renderOrderCart($data['orderId']);

        $data['shippingTitle'] = $data['shippingNameTitle'];
        if ($data['shippingServiceCodeTitle']) {
            $data['shippingTitle'] .= ' / ' . $data['shippingServiceCodeTitle'];
        }

        $emptyValues = ['shippingFirstName', 'shippingLastName', 'shippingAddress', 'shippingCity'];

        foreach ($data as $key => &$item) {
            $item = ('' == $item)
                ? (in_array($key, $emptyValues) ? '' : '-')
                : $item;
        }
        unset($item);

        return $data;
    }

    /**
     * Process payment
     *
     * @param array $orderData
     * @param string|null $errorBackUrl
     * @return App_ECommerce_Checkout_View
     */
    protected function _processPayment($orderData, $errorBackUrl = null)
    {
        $data = $this->_getUserDataFromSession();
        $additionalData = Qs_Array::get($data[self::PAYMENT_SECTION_DATA], $data[self::PAYMENT_SECTION_DATA]['type']);
        if (!empty($additionalData)) {
            $orderData = array_merge($additionalData, $orderData);
        }

        $paymentAdapter = $this->_getPaymentAdapter(
            $data[self::PAYMENT_SECTION_DATA]['type'],
            $orderData,
            $this->_getCart()->getList()
        );

        $this->_clearSessionPaymentData();

        $paymentAdapter->process();
        if (!$paymentAdapter->getProcessResponse()->isSuccess()) {
            $this->_getDataObj()->cancelTransaction();

            if ($errorBackUrl === null) {
                $errorBackUrl = Qs_SiteMap::findFirst(
                    null,
                    array('type' => 'ECommerce_Checkout_'),
                    array('type' => 'default'),
                    'url'
                );
            }
            if ($errorBackUrl) {
                $this->_setBackUrl($errorBackUrl);
            }

            $this->_setBackError($paymentAdapter->getErrors());

            $this->_doBack();
        } else {
            $paymentTransactionId = $paymentAdapter->getResponseTransactionId();
            if ($paymentTransactionId) {
                $this->_getDataObj()->update([
                    'transactionId' => $paymentAdapter->getResponseTransactionId()
                ]);
            }
        }

        return $this;
    }

     /**
     * Return adapted for process payment
     *
     * @param string $type
     * @param array $orderData
     * @param array $cartData
     * @return App_ECommerce_Checkout_Adapter_Payment_Abstract
     * @throws Zend_Exception
     */
    protected function _getPaymentAdapter($type, $orderData = array(), $cartData = array())
    {
        $adapterClass = 'App_ECommerce_Checkout_Adapter_Payment_' . ucfirst($type);
        if (!class_exists($adapterClass)) {
            $this->_getDataObj()->cancelTransaction();
            $this->_setBackUrl($this->_getCartUrl());
            $this->_setBackError($this->_errorMap[self::ERROR_OTHER]);
            $this->_doBack();
        }
        return new $adapterClass($orderData, $cartData);
    }

    /**
     * Clear payment data from session
     *
     * @return App_ECommerce_Checkout_View
     */
    protected function _clearSessionPaymentData()
    {
        $data = $this->_getUserDataFromSession();
        unset($data[self::PAYMENT_SECTION_DATA]);
        $this->_saveUserDataToSession($data);
        return $this;
    }

    protected function _getCartUrl($type = 'default')
    {
        $itemConfig = array();
        if (!empty($type)) {
            $itemConfig['type'] = $type;
        }
        return Qs_SiteMap::findFirst(null, array('type' => static::SITEMAP_CART_TYPE), $itemConfig, 'url');
    }

    /**
     * Clear user session
     *
     * @return App_ECommerce_Checkout_View
     */
    protected function _unsetSession()
    {
        $this->_getSession()->unsetAll();
        return $this;
    }

    protected function _doApplyPromoCode()
    {
        $this->_doc->display404();
    }

    protected function _doApplyPromoCodeAjax()
    {
        $response = array();

        $code = Qs_Request::getRequestValue('code');
        $result = $this->_getCart()->applyPromoCode($code);

        if (true === $result) {
            $response['success'] = true;
            $response['message'] = $this->_successMap[self::SUCCESS_PROMO];
            $response['elementValue'] = $this->_getDiscountDescription('usePromoCodeStatic');
            $response['cartSummary'] = $this->_getSummaryItem();

            $this->_log();
        } else {
            $response['success'] = false;
            $response['message'] = (array_key_exists($result, $this->_errorMap))
                                 ? $this->_errorMap[$result]
                                 : $this->_errorMap[static::ERROR_OTHER];

            if (in_array($result, array(static::ERROR_PROMO_LOW_AMOUNT, static::ERROR_PROMO_NO_PRODUCT))) {
                $promoObj = new App_ECommerce_Promo_Admin_Obj();
                $promo = $promoObj->getDataByCode($code);

                $placeholders = array(
                    '{amount}'  => number_format($promo['minOrderValue'], 2),
                    '{product}' => $this->_renderProductLink($promo['productId']),
                );

                if ('UNKNOWN' == $placeholders['{product}'] && false !== strpos($response['message'], '{product}')) {
                    $response['message'] = $this->_errorMap[static::ERROR_PROMO_UNKNOWN_PRODUCT];
                } else {
                    $response['message'] = str_replace(
                        array_keys($placeholders),
                        array_values($placeholders),
                        $response['message']
                    );
                }
            }
        }

        $this->_displayJson($response);
    }

    protected function _doRemovePromoCode()
    {
        $this->_doc->display404();
    }

    protected function _doRemovePromoCodeAjax()
    {
        if ($this->_getCart()->removePromoCode()) {
            $response = array(
                'success'      => true,
                'message'      => $this->_successMap[self::PROMO_REMOVED],
                'elementValue' => '',
                'cartSummary'  => $this->_getSummaryItem(),
            );
            $this->_log();
        } else {
            $response = array(
                'success' => false,
                'message' => $this->_errorMap[static::ERROR_PROMO_NOT_DELETED],
            );
        }

        $this->_displayJson($response);
    }

    public function _renderProductLink($productId)
    {
        $productObj = new App_ECommerce_Product_Obj();
        $productObj->setPrimaryKey($productId);
        $product = $productObj->getData();

        if ($product && 'y' == $product['enabled']) {
            $url = App_ECommerce_Product_View::getViewUrl();
            $link = '<a href="' . htmlspecialchars($url . '/' . $product['alias']) . '" class="related_product">'
                  . htmlspecialchars($product['title'])
                  . '</a>';
        } else {
            $link = 'UNKNOWN';
        }

        return $link;
    }

    protected function _doApplyGiftCard()
    {
        $this->_doc->display404();
    }

    protected function _doApplyGiftCardAjax()
    {
        $response = array();

        $code = Qs_Request::getRequestValue('code');
        $result = $this->_getCart()->applyGiftCard($code);

        $response['success'] = $result;
        $response['message'] = (!$result) ? $this->_errorMap[self::ERROR_GIFT_CARD_INCORRECT]
                                          : $this->_successMap[self::SUCCESS_GIFT_CARD];

        if ($result) {
            $response['elementValue'] = $this->_getDiscountDescription('useGiftCardStatic');
            $response['cartSummary'] = $this->_getSummaryItem();

            $this->_log();
        }

        $this->_displayJson($response);
    }

    protected function _doRemoveGiftCard()
    {
        $this->_doc->display404();
    }

    protected function _doRemoveGiftCardAjax()
    {
        if ($this->_getCart()->removeGiftCard()) {
            $response = array(
                'success'      => true,
                'message'      => $this->_successMap[self::GIFT_REMOVED],
                'elementValue' => '',
                'cartSummary'  => $this->_getSummaryItem(),
            );
            $this->_log();
        } else {
            $response = array(
                'success' => false,
                'message' => $this->_errorMap[static::ERROR_GIFT_CARD_NOT_DELETED],
            );
        }

        $this->_displayJson($response);
    }

    protected function _getDiscountDescription($field)
    {
        $form = $this->_getNewForm();
        $element = $form->getSubForm(static::PAYMENT_SECTION_DATA)->getElement($field);
        if ($element) {
            return $element->getValue();
        }
        return '';
    }

    protected function _prepareFormData(array &$data)
    {
        $paymentType = $data[self::PAYMENT_SECTION_DATA]['type'];
        if (in_array($paymentType, array(self::PAYMENT_TYPE_AUTHORIZE_NET, self::PAYMENT_TYPE_LINK_POINT))) {
            $paymentData = array();
            foreach ($data[self::PAYMENT_SECTION_DATA][$paymentType] as $key => $value) {
                $key = lcfirst(substr($key, strlen($paymentType)));
                $paymentData[$key] = $value;
            }
            $data[self::PAYMENT_SECTION_DATA][$paymentType] = $paymentData;
        }
        return $this;
    }
}