public function __construct() {
		include_once dirname( __FILE__ ) . '/class-wc-admin-meta-boxes.php';

		if ( ! function_exists( 'duplicate_post_plugin_activation' ) ) {
			include_once 'class-wc-admin-duplicate-product.php';
		}

		// Load correct list table classes for current screen.
		add_action( 'current_screen', array( $this, 'setup_screen' ) );
		add_action( 'check_ajax_referer', array( $this, 'setup_screen' ) );

		// Admin notices.
		add_filter( 'post_updated_messages', array( $this, 'post_updated_messages' ) );
		add_filter( 'bulk_post_updated_messages', array( $this, 'bulk_post_updated_messages' ), 10, 2 );

		// Disable Auto Save.
		add_action( 'admin_print_scripts', array( $this, 'disable_autosave' ) );

		// Extra post data and screen elements.
		add_action( 'edit_form_top', array( $this, 'edit_form_top' ) );
		add_filter( 'enter_title_here', array( $this, 'enter_title_here' ), 1, 2 );
		add_action( 'edit_form_after_title', array( $this, 'edit_form_after_title' ) );
		add_filter( 'default_hidden_meta_boxes', array( $this, 'hidden_meta_boxes' ), 10, 2 );
		add_action( 'post_submitbox_misc_actions', array( $this, 'product_data_visibility' ) );

		// Uploads.
		add_filter( 'upload_dir', array( $this, 'upload_dir' ) );
		add_filter( 'wp_unique_filename', array( $this, 'update_filename' ), 10, 3 );
		add_action( 'media_upload_downloadable_product', array( $this, 'media_upload_downloadable_product' ) );

		// Hide template for CPT archive.
		add_filter( 'theme_page_templates', array( $this, 'hide_cpt_archive_templates' ), 10, 3 );
		add_action( 'edit_form_top', array( $this, 'show_cpt_archive_notice' ) );

		// Add a post display state for special WC pages.
		add_filter( 'display_post_states', array( $this, 'add_display_post_states' ), 10, 2 );

		// Bulk / quick edit.
		add_action( 'bulk_edit_custom_box', array( $this, 'bulk_edit' ), 10, 2 );
		add_action( 'quick_edit_custom_box', array( $this, 'quick_edit' ), 10, 2 );
		add_action( 'save_post', array( $this, 'bulk_and_quick_edit_hook' ), 10, 2 );
		add_action( 'woocommerce_product_bulk_and_quick_edit', array( $this, 'bulk_and_quick_edit_save_post' ), 10, 2 );
	}