<?php

declare(strict_types=1);

namespace LinkCheckup\Features\Scanning;

use LinkCheckup\Shared\Rest\RestRoutes;
use WP_Error;
use WP_REST_Request;

final class ScanningFeature {

	private const ACTION_PARAMETER = 'action';

	private const POST_CHANGE_HOOKS = array(
		'save_post',
		'deleted_post',
		'trashed_post',
	);

	public function __construct(
		private RestRoutes $rest_routes,
		private StatusReport $status_report,
		private ScanEndpoint $scan_endpoint,
		private PostRefresher $post_refresher
	) {
	}

	public function register(): void {
		add_action( 'rest_api_init', $this->add_routes( ... ) );

		foreach ( self::POST_CHANGE_HOOKS as $hook_name ) {
			add_action(
				$hook_name,
				$this->post_refresher->refresh( ... )
			);
		}
	}

	public function add_routes(): void {
		$this->rest_routes->add(
			'/status',
			'GET',
			$this->status_report->build( ... )
		);
		$this->rest_routes->add(
			'/scan',
			'POST',
			fn( WP_REST_Request $request ): array|WP_Error =>
				$this->scan_endpoint->handle(
					$request->get_param( self::ACTION_PARAMETER )
				)
		);
	}
}