<?php
/**
 * @license GPL-2.0-or-later
 *
 * Modified by code-atlantic on 26-October-2023 using Strauss.
 * @see https://github.com/BrianHenryIE/strauss
 */

namespace ContentControl\Vendor\TrustedLogin;

// Exit if accessed directly
if ( ! defined('ABSPATH') ) {
	exit;
}

use \Exception;
use \WP_Error;
use \WP_User;
use \WP_Admin_Bar;

final class Cron {

	/**
	 * @var \ContentControl\Vendor\TrustedLogin\Config
	 */
	private $config;

	/**
	 * @var string
	 */
	private $hook_name;

	/**
	 * @var null|\ContentControl\Vendor\TrustedLogin\Logging $logging
	 */
	private $logging;

	/**
	 * Cron constructor.
	 *
	 * @param Config $config
	 * @param Logging|null $logging
	 */
	public function __construct( Config $config, Logging $logging ) {
		$this->config  = $config;
		$this->logging = $logging;

		$this->hook_name = 'trustedlogin/' . $this->config->ns() . '/access/revoke';
	}

	/**
	 *
	 */
	public function init() {
		add_action( $this->hook_name, array( $this, 'revoke' ), 1 );
	}

	/**
	 * @param int $expiration_timestamp
	 * @param string $identifier_hash
	 *
	 * @return bool
	 */
	public function schedule( $expiration_timestamp, $identifier_hash ) {

		$hash = Encryption::hash( $identifier_hash );

		if ( is_wp_error( $hash ) ) {
			$this->logging->log( $hash, __METHOD__ );

			return false;
		}

		$args = array( $hash );

		$scheduled_expiration = wp_schedule_single_event( $expiration_timestamp, $this->hook_name, $args );

		$this->logging->log( 'Scheduled Expiration: ' . var_export( $scheduled_expiration, true ) . '; identifier: ' . $identifier_hash, __METHOD__, 'info' );

		return $scheduled_expiration;
	}

	/**
	 * @param int $expiration_timestamp
	 * @param string $site_identifier_hash
	 *
	 * @return bool
	 */
	public function reschedule( $expiration_timestamp, $site_identifier_hash ) {

		$hash = Encryption::hash( $site_identifier_hash );

		if ( is_wp_error( $hash ) ) {
			$this->logging->log( $hash, __METHOD__ );

			return false;
		}

		$unschedule_expiration = wp_clear_scheduled_hook( $this->hook_name, array( $hash ) );

		switch( $unschedule_expiration ) {
			case false:
				$this->logging->log( sprintf( 'Could not clear scheduled hook for %s', $this->hook_name ), __METHOD__, 'error' );
				return false;
			case 0:
				$this->logging->log( sprintf( 'Cron event not found for %s', $this->hook_name ), __METHOD__, 'error' );
				return false;
		}

		return $this->schedule( $expiration_timestamp, $site_identifier_hash );
	}

	/**
	 * Hooked Action: Revokes access for a specific support user
	 *
	 * @since 1.0.0
	 *
	 * @param string $identifier_hash Identifier hash for the user associated with the cron job
	 * @todo
	 * @return void
	 */
	public function revoke( $identifier_hash ) {

		$this->logging->log( 'Running cron job to disable user. ID: ' . $identifier_hash, __METHOD__, 'notice' );

		$Client = new Client( $this->config, false );

		$Client->revoke_access( $identifier_hash );
	}
}