using System.Security.Cryptography;
using System.Text;
using dy.net.model.entity;

namespace dy.net.storage
{
    public static class StorageConfigurationFingerprint
    {
        public static string Create(WebDavSettings settings)
        {
            if (settings == null) return string.Empty;
            var canonical = string.Join("\n",
                (settings.Endpoint ?? string.Empty).Trim().TrimEnd('/'),
                StoragePath.NormalizeRemote(settings.BasePath),
                (settings.UserName ?? string.Empty).Trim());
            return Convert.ToHexString(SHA256.HashData(Encoding.UTF8.GetBytes(canonical))).ToLowerInvariant();
        }

        public static string Create(OpenListSettings settings)
        {
            if (settings == null) return string.Empty;
            var canonical = string.Join("\n",
                OpenListClient.NormalizeBaseUrl(settings.Endpoint),
                StoragePath.NormalizeRemote(settings.BasePath),
                Path.GetFullPath(settings.LocalStagingPath ?? string.Empty),
                StoragePath.NormalizeRemote(settings.SourcePath),
                (settings.UserName ?? string.Empty).Trim());
            return Convert.ToHexString(SHA256.HashData(Encoding.UTF8.GetBytes(canonical))).ToLowerInvariant();
        }
    }
}