private async Task <byte[]> DownloadWithProgress(HttpResponseMessage response, IProgressBar trackProgress, string title)
{
// thanks stackoverflow
using (Stream fileStream = await response.Content.ReadAsStreamAsync())
{
// ReSharper disable once PossibleInvalidOperationException
long total = response.Content.Headers.ContentLength.Value;
double totalMegabytes = ByteSize.FromBytes(total).MegaBytes;
totalMegabytes = Math.Round(totalMegabytes, 2);
var finalBytes = new byte[total];
var totalRead = 0L;
var buffer = new byte[4096];
var isMoreToRead = true;
do
{
int read = await fileStream.ReadAsync(buffer, 0, buffer.Length);
if (read == 0)
{
trackProgress.Next($"{title} | Download Complete");
isMoreToRead = false;
}
else
{
var data = new byte[read];
buffer.ToList().CopyTo(0, data, 0, read);
data.CopyTo(finalBytes, totalRead);
totalRead += read;
double percent = totalRead * 1d / (total * 1d) * 100;
double totalReadMegabytes = ByteSize.FromBytes(totalRead).MegaBytes;
totalReadMegabytes = Math.Round(totalReadMegabytes, 2);
trackProgress.Refresh(Convert.ToInt32(percent), $"{title} | {totalReadMegabytes}MB/{totalMegabytes}MB");
}
} while (isMoreToRead);
return(finalBytes);
}
}
public void Refresh(int current, string format, params object[] args)
{
_bar.Refresh(current, format, args);
}
