public async Task <string> DownloadBuild(PixelExperienceBuild latestBuild)
{
var downloadLocation = new FileInfo(GetDownloadPath(latestBuild));
await Spinner.StartAsync(GetDownloadingText(latestBuild), async spinner =>
{
using (var wc = new WebClient())
{
wc.DownloadProgressChanged += (sender, args) =>
ProgressChanged(args.BytesReceived, spinner, args, latestBuild);
wc.DownloadFileCompleted += (sender, args) =>
{
if (!args.Cancelled && args.Error == null)
{
spinner.Succeed($"Downloaded {latestBuild.Name} successfully");
}
else
{
spinner.Fail(args.Error?.Message);
}
};
await wc.DownloadFileTaskAsync(latestBuild.Url, downloadLocation.FullName);
}
});
return(downloadLocation.FullName);
}
private void ProgressChanged(long bytes, Spinner spinner, ProgressChangedEventArgs args,
PixelExperienceBuild latestBuild)
{
if (_lastBytes == 0)
{
_lastUpdate = DateTime.Now;
_lastBytes = bytes;
return;
}
var now = DateTime.Now;
var timeSpan = now - _lastUpdate;
if (timeSpan.Seconds <= 0)
{
return;
}
var bytesChange = bytes - _lastBytes;
var bytesPerSecond = bytesChange / timeSpan.Seconds;
_lastBytes = bytes;
_lastUpdate = now;
spinner.Text =
$"Downloading file {latestBuild.Name}... {args.ProgressPercentage}% @ {ByteSize.FromBytes(bytesPerSecond).KiloBytes}Kb/s";
}
private string GetDownloadPath(PixelExperienceBuild build)
{
var combine = Path.Combine(Path.GetDirectoryName(Assembly.GetEntryAssembly().Location) ?? throw new
InvalidOperationException(), Parameters.DownloadPath);
var dir = new DirectoryInfo(combine);
if (!dir.Exists)
{
dir.Create();
}
return(Path.Combine(combine, build.Name));
}
private static string GetDownloadingText(PixelExperienceBuild latestBuild)
{
return($"Downloading file {latestBuild.Name}...");
}