Güncel C# ProgressBar ile Dosya İndirme (WinForms)

[Falcon]

async Task DownloadWithProgress(string url, string path, ProgressBar bar)
{
    using HttpClient client = new HttpClient();
    using HttpResponseMessage response =
        await client.GetAsync(url, HttpCompletionOption.ResponseHeadersRead);

    long total = response.Content.Headers.ContentLength ?? 0;

    using var stream = await response.Content.ReadAsStreamAsync();
    using var fs = new FileStream(path, FileMode.Create, FileAccess.Write);

    byte[] buffer = new byte[8192];
    long readTotal = 0;
    int read;

    while ((read = await stream.ReadAsync(buffer)) > 0)
    {
        await fs.WriteAsync(buffer.AsMemory(0, read));
        readTotal += read;

        bar.Value = (int)(readTotal * 100 / total);
        Application.DoEvents();
    }
}