<?php

use App\ECommerce\Product\Review\View as ReviewView;

/**
 * @method App_ECommerce_Product_Obj _getDataObj
 */
class App_ECommerce_Product_View extends App_ECommerce_Product_Abstract_View
{
    protected $_actions = array('list', 'view', 'addItem');

    protected $_cartForm = [];

    protected $_logIgnoredControllers = array('App_Cms_View');

    /** @var  App_ECommerce_Product_List */
    protected $_list;

    /** @var  App_ECommerce_Product_Form_Order */
    protected $_orderForm;

    protected function _initAction()
    {
        switch ($this->getConfig('forceAction')) {
            case 'view':
                if (count($this->_restParams) != 1) {
                    $this->_doc->display404();
                }
                $this->_getDataObj()->setPrimaryKeyByAlias($this->_restParams[0]);
                $this->_action = 'view';
                if (null !== ($action = Qs_Request::getPostValue('action'))) {
                    if (in_array($action, $this->_actions)) {
                        $this->_action = $action;
                    }
                }
                Qs_Navigation::disable();
                break;
            case 'list':
                // break omitted intentionally
            default:
                if (!empty($this->_restParams)) {
                    if (!$this->_getDataObj()->setCategoryByAlias($this->_restParams)) {
                        $this->_doc->display404();
                    }
                }
                $this->_action = 'list';
                break;
        }

        return $this;
    }

    protected function _hasSubCategories()
    {
        $categoryId = $this->_getDataObj()->getCategoryId();

        $categoryObj = new App_ECommerce_Product_Category_Obj();
        $tree = $categoryObj->getCategoryTree();
        $node = $categoryObj->getNode($tree, $categoryId);
        return ($node['productsCount'] || $node['subcategoriesProductsCount']);
    }

    protected function _getOrderFormOptions()
    {
        $options = array(
            'method' => 'get',
            'id'     =>  strtolower($this->getApplicationName()) . '-order-form',
            'class'  =>  'sorter_form clearfix',
        );
        return $options;
    }

    protected function _getOrderForm()
    {
        if (null === $this->_orderForm) {
            $this->_orderForm = $this->_getFormInstance('order', $this->_getOrderFormOptions());
        }
        return $this->_orderForm;
    }

    protected function _getList()
    {
        parent::_getList();

        $orderForm = $this->_getOrderForm();
        if ($orderForm->isSubmitted() && $orderForm->validate()) {
            $orderValues = $orderForm->getValues();
            $this->_list->setOrderId((int) $orderValues['orderId']);
            $this->_list->addUrlVariables(array_keys($orderValues));
        }

        return $this->_list;
    }

    protected function _getListOptions()
    {
        $options = parent::_getListOptions();
        $options['productBaseUrl'] = static::getViewUrl();
        return $options;
    }

    protected function _addListItem()
    {
        $this->_initListRedirection();
        $item = $this->_getListItem();
        $this->_initListPageNumber($item);
        if (empty($item['list']) && !$this->_hasSubCategories()) {
            $this->_do404();
        }
        if (!empty($item['list'])) {
            $this->_addFormItem($this->_getOrderForm());
            $this->_initCartForms($item['list']);
        }
        $this->_addLinksItem();
        $this->_addItem($item);
        return $this;
    }

    protected function _doList()
    {
        if (!empty($this->_restParams)) {
            if (!$this->_isCategoryVisible($this->_getDataObj()->getCategoryId())) {
                $this->_do404();
            }
            parent::_doList();
        }
        return $this;
    }

    protected function _initCartForms(array &$list)
    {
        foreach ($list as &$item) {
            if ('n' == $item['soldOut']) {
                $form = $this->_getAddToCartForm($item, ['listForm' => true]);
                $item['form'] = ($form) ? $form->render() : false;
            }
        }
        return $this;
    }

    protected function _isItemAccessible(array $item)
    {
        return parent::_isItemAccessible($item) && $this->_isProductVisible($item);
    }

    protected function _prepareViewItem(array &$item)
    {
        $item['imageContainer'] = $this->getConfig('imageContainer');
        $item['tabsContainer'] = $this->getConfig('tabsContainer');

        if (false !== ($cartForm = $this->_getAddToCartForm())) {
            if ($this->_getDataObj()->getData('soldOut') != 'y') {
                $item['cartForm'] = $cartForm->render();
            }
        }

        $this->_prepareReviewsItem($item);

        $item['tabs'] = [];
        if ($item['description']) {
            $item['tabs'][] = [
                'id'    => 'overview',
                'title' => 'Overview',
                'tpl'   => $this->getTemplate('tab-overview.tpl')
            ];
        }
        if ($item['review']) {
            $item['tabs'][] = [
                'id'    => 'reviews',
                'title' => 'Reviews',
                'tpl'   => $this->getTemplate('tab-reviews.tpl')];
        }

        return parent::_prepareViewItem($item);
    }

    protected function _initDetailsPage(array $item)
    {
        $this->_setProductCategory();

        $this->_doc->addStyleSheet('css/thirdpart/royalslider.css');
        $this->_doc->addStyleSheet('css/thirdpart/royalslider-default.css');
        $this->_doc->addScript('js/royalslider/jquery.royalslider.js');
        $this->_doc->addScript('js/royalslider/jquery.rs.thumbnails.js');
        $this->_doc->addScript('js/royalslider/jquery.rs.global-caption.js');

        $this->_doc->addStylesheet('css/thirdpart/fancybox/jquery.fancybox.css');
        $this->_doc->addScript('js/fancybox/jquery.fancybox.js');

        $this->_doc->addScript('js/app/ECommerce/product/view.js');
        $options = array(
            'imageContainer' => $this->getConfig('imageContainer'),
            'tabsContainer'  => $this->getConfig('tabsContainer'),
            'image'          => $this->getConfig('image')->toArray(),
            'gallery'        => $this->_getGallery4Script($item['additionalImages'])
        );
        $this->_doc->addInitObject('app.ecommerce.product.View', array($options));

        return parent::_initDetailsPage($item);
    }

    protected function _getGallery4Script(array $list)
    {
        $result = [];
        $config = $this->getConfig('image');

        foreach ($list as $item) {
            $result[] = [
                'href'  => Qs_ImageFs::get($item['image'], $config->width, $config->height, $config->resizeMethod),
                'title' => $item['title']
            ];
        }

        return $result;
    }

    protected function _setProductCategory()
    {
        $productCategories = $this->_getDataObj()->getData('categories');
        $changedCategory = App_ECommerce_Product_Category_View::getCategoryId();
        $productChangedCategory = App_ECommerce_Product_Category_View::getCategoryId($this->_restAlias);
        if (!in_array($changedCategory, $productCategories) && empty($productChangedCategory)) {
            $changedCategory = current($productCategories);
        } elseif (!in_array($changedCategory, $productCategories)) {
            $changedCategory = $productChangedCategory;
        }
        if ($productChangedCategory != $changedCategory) {
            $productChangedCategory = $changedCategory;
        }
        App_ECommerce_Product_Category_View::saveCategoryId($productChangedCategory, $this->_restAlias);
        return $this;
    }

    /**
     * Return add to cart form
     * @param array|null $product
     * @param array $formOptions
     * @return App_ECommerce_Cart_Form_AddItem|bool
     */
    protected function _getAddToCartForm(array $product = null, array $formOptions = [])
    {
        if (null === $product) {
            $product = $this->_getDataObj()->getData();
        }

        if ('y' == Qs_Array::get($product, 'soldOut')) {
            return false;
        }

        if (!array_key_exists($product['id'], $this->_cartForm)) {
            static $cartItem;
            if (null === $cartItem) {
                $cartItem = Qs_SiteMap::findFirst(null, ['type' => 'ECommerce_Cart_'], ['type' => 'default']);
            }
            if (!empty($cartItem)) {
                static $formAction;
                if (null === $formAction) {
                    $formAction = Qs_SiteMap::findFirst(
                        null,
                        ['type' => 'ECommerce_Product_'],
                        ['forceAction' => 'view'],
                        'url'
                    );
                }
                $cartFormOptions = [
                    'method'    => 'post',
                    'action'    => $formAction . '/' . $product['alias'],
                    'attribs'   => [
                        'id'     => 'cart-form-' . $product['id'],
                        'class'  => 'cart_form',
                    ],
                    'defaults'  => [
                        'productId' => $product['id'],
                        'quantity'  => 1
                    ]
                ];
                $cartFormOptions = array_merge($cartFormOptions, $formOptions);
                $form = new App_ECommerce_Cart_Form_AddItem($cartFormOptions);
                $form->prependId();
                $form->setDefaults();
                $form->setScriptOption(
                    'onSuccessCallback',
                    ['fn' => 'app.ecommerce.product.AddToCart.onSuccessCallback', 'args' => $form->getId()]
                );
                $this->_cartForm[$product['id']] = $form;
            } else {
                $this->_cartForm[$product['id']] = false;
            }
        }
        return $this->_cartForm[$product['id']];
    }

    protected function _doAddItemAjax()
    {
        $form = $this->_getAddToCartForm();
        $result = $form->validateAjax();
        if ($result['isValid'] === true) {
            $data = $form->getValues();
            $result['success'] = $this->_addToCart($data);
            if ($result['success'] !== false) {
                $result['success']['quantity'] = $this->_getCart()->getItemsCount();
                $result['success']['message'] .= '<br /><a href="'. Qs_SiteMap::getAliasByItem('ECommerce_Cart_')
                                               . '">View Shopping Cart ></a>';
                $this->_postAddItem();
            }
        }
        $this->_displayJson($result);
    }

    /**
     * Add item to cart action
     */
    protected function _doAddItem()
    {
        $form = $this->_getAddToCartForm();
        if ($form->validate()) {
            $backUrl = Qs_SiteMap::findFirst(null, array('type' => 'ECommerce_Cart_'), array('type' => 'default'), 'url');
            $this->_setBackUrl($backUrl);
            $data = $form->getValues();
            $data['applyShipping'] = 'y';
            $result = $this->_addToCart($data);
            if (false === $result) {
                throw new Qs_Exception('Error while add item');
            } else {
                $this->{'_setBack' . ucfirst($result['type'])}($result['message']);
            }
            $this->_postAddItem();
            $this->_doBack();
        }
        $this->_doView();
    }

    protected function _postAddItem()
    {
        $this->_log();
        return $this;
    }

    protected function _prepareReviewsItem(array &$item)
    {
        $productId = $this->_getDataObj()->getPrimaryKey();
        if (!$productId) {
            return $this;
        }

        $view = new ReviewView();
        $view->setDoc($this->_doc);
        $view->setProductId($productId);

        $item['review'] = [
            'list' => $view->getListItem(),
            'form' => $view->getNewFormItem(),
        ];

        return $this;
    }
}