namespace WebMVC.Infrastructure;

public class HttpClientAuthorizationDelegatingHandler
    : DelegatingHandler
{
    private readonly IHttpContextAccessor _httpContextAccessor;

    public HttpClientAuthorizationDelegatingHandler(IHttpContextAccessor httpContextAccessor)
    {
        _httpContextAccessor = httpContextAccessor;
    }

    protected override async Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)
    {
        var accessToken = await _httpContextAccessor.HttpContext.GetTokenAsync("access_token");

        if (accessToken is not null)
        {
            request.Headers.Authorization = new AuthenticationHeaderValue("Bearer", accessToken);
        }

        return await base.SendAsync(request, cancellationToken);
    }
}