# Magento_Catalog module

This module functionality is represented by the following sub-systems:

- Products Management. It includes CRUD operations of a product, product media, product attributes, etc.
- Category Management. It includes CRUD operations of a category, category attributes.

This module provides a mechanism for creating a new product type in the system.
This module provides API filtering that allows limiting product selection with advanced filters.

## Structure

[Learn about a typical file structure for a module](https://developer.adobe.com/commerce/php/development/build/component-file-structure/).

## Observer

This module observes the following events:

- `etc/events.xml`
   - `magento_catalog_api_data_productinterface_save_before` event in
   `Magento\Framework\EntityManager\Observer\BeforeEntitySave` file.
   - `magento_catalog_api_data_productinterface_save_after` event in
   `Magento\Framework\EntityManager\Observer\AfterEntitySave` file.
   - `magento_catalog_api_data_productinterface_delete_before` event in
   `Magento\Framework\EntityManager\Observer\BeforeEntityDelete` file.
   - `magento_catalog_api_data_productinterface_delete_after` event in
   `Magento\Framework\EntityManager\Observer\AfterEntityDelete` file.
   - `magento_catalog_api_data_productinterface_load_after` event in
   `Magento\Framework\EntityManager\Observer\AfterEntityLoad` file.
   - `magento_catalog_api_data_categoryinterface_save_before` event in
   `Magento\Framework\EntityManager\Observer\BeforeEntitySave` file.
   - `magento_catalog_api_data_categoryinterface_save_after` event in
   `Magento\Framework\EntityManager\Observer\AfterEntitySave` file.
   - `magento_catalog_api_data_categoryinterface_save_after` event in
   `Magento\Catalog\Observer\InvalidateCacheOnCategoryDesignChange` file.
   - `magento_catalog_api_data_categoryinterface_delete_before` event in
   `Magento\Framework\EntityManager\Observer\BeforeEntityDelete` file.
   - `magento_catalog_api_data_categoryinterface_delete_after` event in
   `Magento\Framework\EntityManager\Observer\AfterEntityDelete` file.
   - `magento_catalog_api_data_categoryinterface_load_after` event in
   `Magento\Framework\EntityManager\Observer\AfterEntityLoad` file.
   - `magento_catalog_api_data_categorytreeinterface_save_before` event in
   `Magento\Framework\EntityManager\Observer\BeforeEntitySave` file.
   - `magento_catalog_api_data_categorytreeinterface_save_after` event in
   `Magento\Framework\EntityManager\Observer\AfterEntitySave` file.
   - `magento_catalog_api_data_categorytreeinterface_delete_before` event in
   `Magento\Framework\EntityManager\Observer\BeforeEntityDelete` file.
   - `magento_catalog_api_data_categorytreeinterface_delete_after` event in
   `Magento\Framework\EntityManager\Observer\AfterEntityDelete` file.
   - `magento_catalog_api_data_categorytreeinterface_load_after` event in
   `Magento\Framework\EntityManager\Observer\AfterEntityLoad` file.
   `admin_system_config_changed_section_catalog` event in
   `Magento\Catalog\Observer\SwitchPriceAttributeScopeOnConfigChange` file.
   - `catalog_product_save_before` event in
   `Magento\Catalog\Observer\SetSpecialPriceStartDate` file.
   `store_save_after` event in
   `Magento\Catalog\Observer\SynchronizeWebsiteAttributesOnStoreChange` file.
   - `catalog_product_save_commit_after` event in
   `Magento\Catalog\Observer\ImageResizeAfterProductSave` file.
   - `catalog_category_prepare_save` event in
   `Magento\Catalog\Observer\CategoryDesignAuthorization` file.
- `/etc/frontend/events.xml`
   - `customer_login` event in
   `Magento\Catalog\Observer\Compare\BindCustomerLoginObserver` file.
   - `customer_logout` event in
   `Magento\Catalog\Observer\Compare\BindCustomerLogoutObserver` file.
- `/etc/adminhtml/events.xml`
   `cms_wysiwyg_images_static_urls_allowed` event in
   `Magento\Catalog\Observer\CatalogCheckIsUsingStaticUrlsAllowedObserver` file.
   - `catalog_category_change_products` event in
   `Magento\Catalog\Observer\CategoryProductIndexer` file.
   - `category_move` event in
   `Magento\Catalog\Observer\FlushCategoryPagesCache`