using System.Security.Cryptography.X509Certificates;

namespace Quorate.Oci;

public sealed class Registry : IDisposable
{
    private readonly RegistryTransport transport;

    public Registry(Uri endpoint, RegistryAuth auth, X509Certificate2 root)
    {
        transport = new RegistryTransport(endpoint, auth, root);
    }

    internal Registry(Uri endpoint, RegistryAuth auth, HttpMessageHandler handler)
    {
        transport = new RegistryTransport(endpoint, auth, handler);
    }

    public static X509Certificate2 LoadRoot(string path) =>
        X509CertificateLoader.LoadCertificateFromFile(path);

    public async Task<string> PushAsync(
        string repository,
        string layout,
        string sourceTag,
        string targetTag,
        CancellationToken cancellationToken = default)
    {
        RepositoryName destination = RepositoryName.Parse(repository);
        OciTag source = OciTag.Parse(sourceTag);
        OciTag target = OciTag.Parse(targetTag);
        OciPublicationPlan plan = await OciLayout.LoadAsync(layout, source, cancellationToken)
            .ConfigureAwait(false);
        var publisher = new OciPublisher(transport, destination);
        OciDigest published = await publisher.PushAsync(plan, target, cancellationToken)
            .ConfigureAwait(false);
        return published.ToString();
    }

    public void Dispose() => transport.Dispose();
}