using Microsoft.IdentityModel.Protocols;
using Microsoft.IdentityModel.Protocols.OpenIdConnect;

namespace ProofOfConcept.Utilities;

using Microsoft.IdentityModel.Protocols;
using Microsoft.IdentityModel.Protocols.OpenIdConnect;

public sealed class TeslaOIDCConfigurationManager : IConfigurationManager<OpenIdConnectConfiguration>
{
    private readonly IConfigurationManager<OpenIdConnectConfiguration> _inner;
    private readonly string _tokenEndpointOverride;

    // No HttpClient/ServiceProvider needed — uses default retriever internally
    public TeslaOIDCConfigurationManager(string metadataAddress, string tokenEndpointOverride)
    {
        _tokenEndpointOverride = tokenEndpointOverride;
        _inner = new ConfigurationManager<OpenIdConnectConfiguration>(
            metadataAddress,
            new OpenIdConnectConfigurationRetriever());
    }

    public async Task<OpenIdConnectConfiguration> GetConfigurationAsync(CancellationToken cancel)
    {
        var cfg = await _inner.GetConfigurationAsync(cancel).ConfigureAwait(false);
        cfg.TokenEndpoint = _tokenEndpointOverride; // <-- required by Tesla
        return cfg;
    }

    public void RequestRefresh() => _inner.RequestRefresh();
}