<?php



/*

 * @copyright  Copyright (c) 2011 by  ESS-UA.

 */



class Ess_M2ePro_Model_Observer_Category

{

    //####################################



    public function catalogCategoryChangeProducts(Varien_Event_Observer $observer)

    {

        try {



            // Get category data

            //---------------------------

            $categoryId = $observer->getData('category')->getId();

            //---------------------------



            // Get changes into categories

            //---------------------------

            $changedProductsIds = $observer->getData('product_ids');



            if (count($changedProductsIds) == 0) {

                return;

            }



            $tempArray = $observer->getData('category')->getData('posted_products');

            $postedProductsIds = array();

            foreach ($tempArray as $key => $value) {

                $postedProductsIds[] = $key;

            }



            $addedProducts = array();

            $deletedProducts = array();



            foreach ($changedProductsIds as $productId) {



                if (in_array($productId,$postedProductsIds)) {

                    $addedProducts[] = $productId;

                } else {

                    $deletedProducts[] = $productId;

                }

            }



            if (count($addedProducts) == 0 && count($deletedProducts) == 0) {

                return;

            }

            //---------------------------



            // Make changes with listings

            self::synchChangesWithListings($categoryId,$addedProducts,$deletedProducts);



        } catch (Exception $exception) {



            Mage::helper('M2ePro/Exception')->process($exception,true);

            return;

        }

    }



    //-----------------------------------



    public static function synchChangesWithListings($categoryId,

                                                    $addedProducts,

                                                    $deletedProducts)

    {

        try {



            // Check listings categories

            //---------------------------

            $listingsCategories = Mage::getModel('M2ePro/Listing_Category')

                                            ->getCollection()

                                            ->addFieldToFilter('category_id', $categoryId)

                                            ->toArray();

            if ($listingsCategories['totalRecords'] == 0) {

                return;

            }

            //---------------------------



            // Get all related listings

            //---------------------------

            $listingsIds = array();

            foreach ($listingsCategories['items'] as $listingCategory) {

                $listingsIds[] = $listingCategory['listing_id'];

            }

            $listingsIds = array_unique($listingsIds);



            if (count($listingsIds) == 0) {

                return;

            }



            $listingsModels = array();

            foreach ($listingsIds as $listingId) {



                /** @var $tempModel Ess_M2ePro_Model_Listing */

                $tempModel = Mage::getModel('M2ePro/Listing')->loadInstance($listingId);



                if (!$tempModel->isSourceCategories()) {

                    continue;

                }



                /** @var $listingStoreObject Mage_Core_Model_Store */

                $listingStoreObject = Mage::getModel('core/store')->load($tempModel->getStoreId());

                $tempModel->setData('store_website_id',$listingStoreObject->getWebsite()->getId());



                $listingsModels[] = $tempModel;

            }



            if (count($listingsModels) == 0) {

                return;

            }

            //---------------------------



            // Add new products

            //---------------------------

            foreach ($addedProducts as $product) {



                if (!($product instanceof Mage_Catalog_Model_Product)) {

                    $product = Mage::getModel('catalog/product')->load((int)$product);

                }



                $productId = (int)$product->getId();



                if ((bool)Mage::helper('M2ePro/Module')->getConfig()

                        ->getGroupValue('/listings/categories_add_actions/', 'ignore_not_visible') &&

                    (int)$product->getVisibility() == Mage_Catalog_Model_Product_Visibility::VISIBILITY_NOT_VISIBLE) {

                    continue;

                }



                foreach ($listingsModels as $listingModel) {



                    /** @var $listingModel Ess_M2ePro_Model_Listing */



                    if ((int)$listingModel->getData('store_website_id') > 0 &&

                        !in_array($listingModel->getData('store_website_id'),$product->getWebsiteIds())) {

                        continue;

                    }



                    // Cancel when auto add none set

                    //------------------------------

                    if ($listingModel->getData('categories_add_action') ==

                        Ess_M2ePro_Model_Listing::CATEGORIES_ADD_ACTION_NONE) {

                        continue;

                    }

                    //------------------------------



                    // Only add product

                    //------------------------------

                    if ($listingModel->getData('categories_add_action') ==

                        Ess_M2ePro_Model_Listing::CATEGORIES_ADD_ACTION_ADD) {

                        $listingModel->addProduct(

                            $product instanceof Mage_Catalog_Model_Product ? $product : $productId

                        );

                    }

                    //------------------------------



                    // Add product and list

                    //------------------------------

                    if ($listingModel->getData('categories_add_action') ==

                        Ess_M2ePro_Model_Listing::CATEGORIES_ADD_ACTION_ADD_LIST) {



                        /** @var $listingProduct Ess_M2ePro_Model_Listing_Product */

                        $listingProduct = $listingModel->addProduct(

                            $product instanceof Mage_Catalog_Model_Product ? $product : $productId

                        );



                        if (!($listingProduct instanceof Ess_M2ePro_Model_Listing_Product)) {

                            $tempListingsProducts = $listingModel->getProducts(true,array('product_id'=>$productId));

                            count($tempListingsProducts) > 0 && $listingProduct = array_shift($tempListingsProducts);

                        }



                        if ($listingProduct instanceof Ess_M2ePro_Model_Listing_Product) {

                            $paramsTemp = array();

                            $paramsTemp['status_changer'] = Ess_M2ePro_Model_Listing_Product::STATUS_CHANGER_OBSERVER;

                            $listingProduct->isListable() && $listingProduct->listAction($paramsTemp);

                        }

                    }

                    //------------------------------

                }

            }

            //---------------------------



            // Delete products

            //---------------------------

            foreach ($deletedProducts as $product) {



                if (!($product instanceof Mage_Catalog_Model_Product)) {

                    $product = Mage::getModel('catalog/product')->load((int)$product);

                }



                $productId = (int)$product->getId();



                foreach ($listingsModels as $listingModel) {



                    /** @var $listingModel Ess_M2ePro_Model_Listing */



                    if (!in_array($listingModel->getData('store_website_id'),$product->getWebsiteIds())) {

                        continue;

                    }



                    // Cancel when auto delete none set

                    //------------------------------

                    if ($listingModel->getData('categories_delete_action') ==

                        Ess_M2ePro_Model_Listing::CATEGORIES_DELETE_ACTION_NONE) {

                        continue;

                    }

                    //------------------------------



                    // Find needed product

                    //------------------------------

                    $listingsProducts = $listingModel->getProducts(true,array('product_id'=>$productId));



                    if (count($listingsProducts) <= 0) {

                        continue;

                    }



                    $listingProduct = array_shift($listingsProducts);



                    if (!($listingProduct instanceof Ess_M2ePro_Model_Listing_Product)) {

                        continue;

                    }

                    //------------------------------



                    // Only stop product

                    //------------------------------

                    if ($listingModel->getData('categories_delete_action') ==

                        Ess_M2ePro_Model_Listing::CATEGORIES_DELETE_ACTION_STOP) {

                        $paramsTemp = array();

                        $paramsTemp['status_changer'] = Ess_M2ePro_Model_Listing_Product::STATUS_CHANGER_OBSERVER;

                        $listingProduct->isStoppable() && $listingProduct->stopAction($paramsTemp);

                    }

                    //------------------------------



                    // Stop product on marketplace and remove

                    //------------------------------

                    if ($listingModel->getData('categories_delete_action') ==

                        Ess_M2ePro_Model_Listing::CATEGORIES_DELETE_ACTION_STOP_REMOVE) {

                        $paramsTemp = array();

                        $paramsTemp['remove'] = true;

                        $paramsTemp['status_changer'] = Ess_M2ePro_Model_Listing_Product::STATUS_CHANGER_OBSERVER;

                        $listingProduct->stopAction($paramsTemp);

                    }

                    //------------------------------

                }

            }

            //---------------------------



        } catch (Exception $exception) {



            Mage::helper('M2ePro/Exception')->process($exception,true);

            return;

        }

    }



    //####################################

}