using System.Text.RegularExpressions;

namespace Jellyfin.Plugin.TubeArchivistMetadata.Utilities
{
    /// <summary>
    /// Class containing common utils.
    /// </summary>
    public static class Utils
    {
        /// <summary>
        /// Sanitize the given URL.
        /// </summary>
        /// <param name="inputUrl">An URL string.</param>
        /// <returns>The URL string without spaces, doubled slashes and with a trailing slash.</returns>
        public static string SanitizeUrl(string inputUrl)
        {
            // Extract the schema part
            Match schemaMatch = Regex.Match(inputUrl, @"^(?<schema>https?://)");

            // Remove double slashes and spaces from the remaining part of the URL
            string cleanedPath = Regex.Replace(inputUrl.Substring(schemaMatch.Length), @"[/\s]+", "/");

            // Add a trailing slash if not already present
            cleanedPath = cleanedPath.TrimEnd('/') + "/";

            // Combine the schema and cleaned path
            string cleanedUrl = schemaMatch.Groups["schema"].Value + cleanedPath;

            return cleanedUrl;
        }
    }
}