<?php
/**
 * @package Polylang-WC
 */

/**
 * Exposes the term language in the REST API for the product attributes.
 * Used for backward compatibility with Polylang < 3.8.
 *
 * @since 2.2
 */
class PLLWC_REST_Attribute_Term extends PLL_REST_Term {
	/**
	 * Constructor.
	 *
	 * @since 2.2
	 *
	 * @param PLL_REST_API $rest_api  Instance of `PLL_REST_API`.
	 */
	public function __construct( PLL_REST_API $rest_api ) {
		parent::__construct( $rest_api, array( 'product_attribute_term' => array( 'filters' => false ) ) );
	}

	/**
	 * Returns the REST field type for a content type.
	 *
	 * @since 2.2
	 *
	 * @param string $type Taxonomy name.
	 * @return string REST API field type.
	 */
	protected function get_rest_field_type( $type ) {
		if ( strpos( $type, 'pa_' ) !== 0 ) {
			return $type;
		}

		foreach ( wc_get_attribute_taxonomies() as $tax ) {
			if ( wc_attribute_taxonomy_name( $tax->attribute_name ) === $type ) {
				return 'product_attribute_term';
			}
		}

		return $type;
	}
}