<?php
/**
 * The error class.
 *
 * @since      	3.0
 * @package    	LiteSpeed
 * @subpackage 	LiteSpeed/src
 * @author     	LiteSpeed Technologies <info@litespeedtech.com>
 */
namespace LiteSpeed;

defined( 'WPINC' ) || exit;

class Error {
	private static $CODE_SET = array(
		'HTA_LOGIN_COOKIE_INVALID' => 4300, // .htaccess did not find.
		'HTA_DNF'		 => 4500, // .htaccess did not find.
		'HTA_BK'		 => 9010, // backup
		'HTA_R'			 => 9041, // read htaccess
		'HTA_W'			 => 9042, // write
		'HTA_GET'		 => 9030, // failed to get
	);

	/**
	 * Throw an error with msg
	 *
	 * @since  3.0
	 */
	public static function t( $code, $args = null ) {
		throw new \Exception( self::msg( $code, $args ) );
	}

	/**
	 * Translate an error to description
	 *
	 * @since  3.0
	 */
	public static function msg( $code, $args = null ) {
		switch ( $code ) {

			case 'disabled_all':
				$msg = sprintf( __( 'The setting %s is currently enabled.', 'litespeed-cache' ), '<strong>' . Lang::title( Base::O_DEBUG_DISABLE_ALL ) . '</strong>' ) .
					Doc::learn_more( admin_url( 'admin.php?page=litespeed-toolbox' ), __( 'Click here to change.', 'litespeed-cache' ), true, false, true );
				break;

			case 'lack_of_api_key':
				$msg = sprintf( __( 'You will need to set %s to use the online services.', 'litespeed-cache' ), '<strong>' . Lang::title( Base::O_API_KEY ) . '</strong>' ) .
					Doc::learn_more( admin_url( 'admin.php?page=litespeed-general' ), __( 'Click here to set.', 'litespeed-cache' ), true, false, true );
				break;

			case 'out_of_daily_quota':
				$msg = __( 'You don\'t have enough daily quota left for current service today.', 'litespeed-cache' );
				break;

			case 'out_of_quota':
				$msg = __( 'You don\'t have enough quota left for current service this month.', 'litespeed-cache' );
				break;

			case 'too_many_requested':
				$msg = __( 'You have too many requested images, please try again in a few minutes.', 'litespeed-cache' );
				break;

			case 'too_many_notified':
				$msg = __( 'You have too many notified images, please pull down notified images first.', 'litespeed-cache' );
				break;

			case 'empty_list':
				$msg = __( 'The image list is empty.', 'litespeed-cache' );
				break;

			case 'lack_of_param':
				$msg = __( 'Not enough parameters. Please check if the domain key is set correctly', 'litespeed-cache' );
				break;

			case 'unfinished_queue':
				$msg = __( 'There is proceeding queue not pulled yet.', 'litespeed-cache' );
				break;

			case strpos( $code, 'unfinished_queue ' ) === 0:
				$msg = sprintf( __( 'There is proceeding queue not pulled yet. Queue info: %s.', 'litespeed-cache' ), '<code>' . substr( $code, strlen( 'unfinished_queue ' ) ) . '</code>' );
				break;

			case 'err_alias':
				$msg = __( 'The site is not a valid alias on QUIC.cloud.', 'litespeed-cache' );
				break;

			case 'site_not_registered':
				$msg = __( 'The site is not registered on QUIC.cloud.', 'litespeed-cache' );
				break;

			case 'err_key':
				$msg = __( 'The domain key is not correct. Please try to sync your domain key again.', 'litespeed-cache' );
				break;

			case 'heavy_load':
				$msg = __( 'The current server is under heavy load.', 'litespeed-cache' );
				break;

			case 'redetect_node':
				$msg = __( 'Online node needs to be redetected.', 'litespeed-cache' );
				break;

			case 'err_overdraw':
				$msg = __( 'Credits are not enough to proceed the current request.', 'litespeed-cache' );
				break;

			case 'W':
				$msg = __( '%s file not writable.', 'litespeed-cache' );
				break;

			case 'HTA_DNF':
				if ( ! is_array( $args ) ) {
					$args = array( '<code>' . $args . '</code>' );
				}
				$args[] = '.htaccess';
				$msg = __( 'Could not find %1$s in %2$s.', 'litespeed-cache' );
				break;

			case 'HTA_LOGIN_COOKIE_INVALID':
				$msg = sprintf( __( 'Invalid login cookie. Please check the %s file.', 'litespeed-cache' ), '.htaccess' );
				break;

			case 'HTA_BK':
				$msg = sprintf( __( 'Failed to back up %s file, aborted changes.', 'litespeed-cache' ), '.htaccess' );
				break;

			case 'HTA_R':
				$msg = sprintf( __( '%s file not readable.', 'litespeed-cache' ), '.htaccess' );
				break;

			case 'HTA_W':
				$msg = sprintf( __( '%s file not writable.', 'litespeed-cache' ), '.htaccess' );
				break;

			case 'HTA_GET':
				$msg = sprintf( __( 'Failed to get %s file contents.', 'litespeed-cache' ), '.htaccess' );
				break;

			case 'failed_tb_creation':
				$msg = __( 'Failed to create table %s! SQL: %s.', 'litespeed-cache' );
				break;

			case 'crawler_disabled':
				$msg = __( 'Crawler disabled by the server admin.', 'litespeed-cache' );
				break;

			/*** QC error code ***/
			case 'try_later':
				$msg = __( 'Previous request too recent. Please try again later.', 'litespeed-cache' );
				break;

			case strpos( $code, 'try_later ' ) === 0:
				$msg = sprintf( __( 'Previous request too recent. Please try again after %s.', 'litespeed-cache' ), '<code>' . Utility::readable_time( substr( $code, strlen( 'try_later ' ) ), 3600, true ) . '</code>' );
				break;

			case 'waiting_for_approval':
				$msg = __( 'Your application is waiting for approval.', 'litespeed-cache' );
				break;

			case 'callback_fail_hash':
				$msg = __( 'The callback validation to your domain failed due to hash mismatch.', 'litespeed-cache' );
				break;

			case 'callback_fail':
				$msg = __( 'The callback validation to your domain failed. Please make sure there is no firewall blocking our servers.', 'litespeed-cache' );
				break;

			case substr( $code, 0, 14 ) === 'callback_fail ':
				$msg = __( 'The callback validation to your domain failed. Please make sure there is no firewall blocking our servers. Response code: ', 'litespeed-cache' ) . substr( $code, 14 );
				break;

			case 'forbidden':
				$msg = __( 'Your domain has been forbidden from using our services due to a previous policy violation.', 'litespeed-cache' );
				break;

			case 'err_dns_active':
				$msg = __( 'You cannot remove this DNS zone, because it is still in use. Please update the domain\'s nameservers, then try to delete this zone again, otherwise your site will become inaccessible.', 'litespeed-cache' );
				break;

			default:
				$msg = __( 'Unknown error', 'litespeed-cache' ) . ': ' . $code;
				break;
		}

		if ( $args !== null ) {
			$msg = is_array( $args ) ? vsprintf( $msg, $args ) : sprintf( $msg, $args );
		}

		if ( isset( self::$CODE_SET[ $code ] ) ) {
			$msg = 'ERROR ' . self::$CODE_SET[ $code ] . ': ' . $msg;
		}

		return $msg;
	}
}