Att.php

<?php
namespace TFC\GoogleShopping;
use Magento\Catalog\Model\Product as P;
/**
 * 2021-12-19
 * "Setup an automatic integration between Magento and Google Merchant Center":
 * https://github.com/tradefurniturecompany/google-shopping/issues/1
 * @see \TFC\GoogleShopping\Att\AdditionalImageLink
 * @see \TFC\GoogleShopping\Att\Availability
 * @see \TFC\GoogleShopping\Att\Brand
 * @see \TFC\GoogleShopping\Att\Description
 * @see \TFC\GoogleShopping\Att\Id
 * @see \TFC\GoogleShopping\Att\ImageLink
 * @see \TFC\GoogleShopping\Att\Link
 * @see \TFC\GoogleShopping\Att\Mpn
 * @see \TFC\GoogleShopping\Att\Price
 * @see \TFC\GoogleShopping\Att\SalePrice
 * @see \TFC\GoogleShopping\Att\Title
 */
abstract class Att {
	/**
	 * 2021-12-19
	 * @used-by \TFC\GoogleShopping\Products::atts()
	 * @see \TFC\GoogleShopping\Att\AdditionalImageLink::v()
	 * @see \TFC\GoogleShopping\Att\Availability::v()
	 * @see \TFC\GoogleShopping\Att\Brand::v()
	 * @see \TFC\GoogleShopping\Att\Description::v()
	 * @see \TFC\GoogleShopping\Att\Id::v()
	 * @see \TFC\GoogleShopping\Att\ImageLink::v()
	 * @see \TFC\GoogleShopping\Att\Link::v()
	 * @see \TFC\GoogleShopping\Att\Mpn::v()
	 * @see \TFC\GoogleShopping\Att\Price::v()
	 * @see \TFC\GoogleShopping\Att\SalePrice::v()
	 * @see \TFC\GoogleShopping\Att\Title::v()
	 * @return string|string[]
	 */
	abstract function v();

	/**
	 * 2021-12-19
	 * @used-by \TFC\GoogleShopping\Products::atts()
	 */
	final function __construct(P $p) {$this->_p = $p;}

	/**
	 * 2021-12-19
	 * @used-by \TFC\GoogleShopping\Att\AdditionalImageLink::v()
	 * @used-by \TFC\GoogleShopping\Att\Brand::v()
	 * @used-by \TFC\GoogleShopping\Att\Description::v()
	 * @used-by \TFC\GoogleShopping\Att\Id::v()
	 * @used-by \TFC\GoogleShopping\Att\ImageLink::v()
	 * @used-by \TFC\GoogleShopping\Att\Link::v()
	 * @used-by \TFC\GoogleShopping\Att\Mpn::v()
	 * @used-by \TFC\GoogleShopping\Att\Price::v()
	 * @used-by \TFC\GoogleShopping\Att\SalePrice::v()
	 * @used-by \TFC\GoogleShopping\Att\Title::v()
	 */
	final protected function p():P {return $this->_p;}

	/**
	 * 2021-12-19
	 * @used-by self::__construct()
	 * @used-by self::p()
	 * @var P
	 */
	private $_p;
}