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ph.HttpReceiveProgress += delegate(object? _, HttpProgressEventArgs args) { onDataReceived?.Invoke(args); };ph.HttpReceiveProgress += (sender, args) => onDataReceived?.Invoke(args); public static async Task Download(Action<HttpProgressEventArgs>? onDataReceived = null, CancellationToken cancellationToken = default)
{
const string url = "https://bin.equinox.io/c/4VmDzA7iaHb/ngrok-stable-windows-amd64.zip";
var path = Environment.CurrentDirectory;
var zipPath = path + "\\ngrok-stable-windows-amd64.zip";
var ngrokPath = path + "\\ngrok.exe";
if (!Directory.Exists(path)) Directory.CreateDirectory(path);
if (File.Exists(ngrokPath)) return;
var handler = new HttpClientHandler { AllowAutoRedirect = true };
var ph = new ProgressMessageHandler(handler);
ph.HttpReceiveProgress += delegate(object? _, HttpProgressEventArgs args) { onDataReceived?.Invoke(args); };
using var client = new HttpClient(ph);
await client.GetAsync(url, cancellationToken);
// Read the incoming stream using a zip stream to decompress and save the file at the same time
var stream = await client.GetStreamAsync(url, cancellationToken);
// Unsubscribe from all events by getting the event list and clearing it
ph.HttpReceiveProgress.GetInvocationList().ToList().ForEach(x => ph.HttpReceiveProgress -= (HttpProgressEventHandler)x);
using var zipStream = new ZipArchive(stream, ZipArchiveMode.Read);
var entry = zipStream.Entries[0];
entry.ExtractToFile(ngrokPath, true);
File.Delete(zipPath);
File.Create("ngrok.yml");
}...
var handle = true;
ph.HttpReceiveProgress += (_, args) =>
{
if (handle) onDataReceived?.Invoke(args);
};
using var client = new HttpClient(ph);
await client.GetAsync(url, cancellationToken);
handle = false;
onDataReceived?.Invoke(new HttpProgressEventArgs(-1, null, 0, 0));
......
Dispatcher.Invoke(() =>
{
if (args.ProgressPercentage == -1)
OverallProgressBar.IsIndeterminate = true;
else
{
OverallProgressBar.IsIndeterminate = false;
OverallProgressBar.Value = args.ProgressPercentage;
}
parent.TaskbarItemInfo.ProgressValue = args.ProgressPercentage / 100f;
});
...