<?php

namespace Automattic\WooCommerce\Blocks\Templates;

use Automattic\WooCommerce\Blocks\Templates\ArchiveProductTemplatesCompatibility;
use Automattic\WooCommerce\Blocks\Utils\BlockTemplateUtils;

/**
 * ProductCatalogTemplate class.
 *
 * @internal
 */
class ProductCatalogTemplate extends AbstractTemplate {

	/**
	 * The slug of the template.
	 *
	 * @var string
	 */
	const SLUG = 'archive-product';

	/**
	 * Initialization method.
	 */
	public function init() {
		add_action( 'template_redirect', array( $this, 'render_block_template' ) );
		add_filter( 'current_theme_supports-block-templates', array( $this, 'remove_block_template_support_for_shop_page' ) );
	}

	/**
	 * Returns the title of the template.
	 *
	 * @return string
	 */
	public function get_template_title() {
		return _x( 'Product Catalog', 'Template name', 'woocommerce' );
	}

	/**
	 * Returns the description of the template.
	 *
	 * @return string
	 */
	public function get_template_description() {
		return __( 'Displays your products.', 'woocommerce' );
	}

	/**
	 * Renders the default block template from Woo Blocks if no theme templates exist.
	 */
	public function render_block_template() {
		if ( ! is_embed() && ( is_post_type_archive( 'product' ) || is_page( wc_get_page_id( 'shop' ) ) ) ) {
			$compatibility_layer = new ArchiveProductTemplatesCompatibility();
			$compatibility_layer->init();

			$templates = get_block_templates( array( 'slug__in' => array( self::SLUG ) ) );

			if ( isset( $templates[0] ) && BlockTemplateUtils::template_has_legacy_template_block( $templates[0] ) ) {
				add_filter( 'woocommerce_disable_compatibility_layer', '__return_true' );
			}

			add_filter( 'woocommerce_has_block_template', '__return_true', 10, 0 );
		}
	}

	/**
	 * Remove the template panel from the Sidebar of the Shop page because
	 * the Site Editor handles it.
	 *
	 * @see https://github.com/woocommerce/woocommerce-gutenberg-products-block/issues/6278
	 *
	 * @param bool $is_support Whether the active theme supports block templates.
	 *
	 * @return bool
	 */
	public function remove_block_template_support_for_shop_page( $is_support ) {
		global $pagenow, $post;

		if (
			is_admin() &&
			'post.php' === $pagenow &&
			function_exists( 'wc_get_page_id' ) &&
			is_a( $post, 'WP_Post' ) &&
			wc_get_page_id( 'shop' ) === $post->ID
		) {
			return false;
		}

		return $is_support;
	}
}