<?php
namespace ToDownload\Support;

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

final class WebhookLog {
	private const OPTION = 'ToDownload_webhook_log_v1';
	private const MAX_ENTRIES = 200;

	/**
	 * @param array{ts?:string,gateway?:string,type?:string,event_id?:string,order_id?:int,message?:string} $entry
	 */
	public static function add(array $entry): void {
		$rows = get_option(self::OPTION, []);
		if (!is_array($rows)) {
			$rows = [];
		}

		$ts = isset($entry['ts']) ? (string) $entry['ts'] : '';
		if ($ts === '') {
			$ts = (string) current_time('mysql');
		}

		$new = [
			'ts' => $ts,
			'gateway' => isset($entry['gateway']) ? (string) $entry['gateway'] : '',
			'type' => isset($entry['type']) ? (string) $entry['type'] : '',
			'event_id' => isset($entry['event_id']) ? (string) $entry['event_id'] : '',
			'order_id' => isset($entry['order_id']) ? (int) $entry['order_id'] : 0,
			'message' => isset($entry['message']) ? (string) $entry['message'] : '',
		];

		array_unshift($rows, $new);
		$rows = array_slice($rows, 0, self::MAX_ENTRIES);
		update_option(self::OPTION, $rows, false);
	}

	public static function all(int $limit = 200): array {
		$rows = get_option(self::OPTION, []);
		if (!is_array($rows)) {
			return [];
		}
		$limit = max(1, min(self::MAX_ENTRIES, (int) $limit));
		return array_slice($rows, 0, $limit);
	}

	public static function clear(): void {
		delete_option(self::OPTION);
	}
}