private async Task DownloadVersion(MCVersion v, VersionDownloader downloader, string dlPath, CancellationTokenSource cancelSource)
{
try
{
ViewModels.LauncherModel.Default.CurrentState = ViewModels.LauncherModel.StateChange.isInitializing;
await downloader.Download(v, v.UUID, "1", dlPath, (current, total) =>
{
if (ViewModels.LauncherModel.Default.CurrentState == ViewModels.LauncherModel.StateChange.isInitializing)
{
ViewModels.LauncherModel.Default.CurrentState = ViewModels.LauncherModel.StateChange.isDownloading;
System.Diagnostics.Debug.WriteLine("Actual download started");
if (total.HasValue)
{
ViewModels.LauncherModel.Default.TotalProgress = total.Value;
}
}
ViewModels.LauncherModel.Default.CurrentProgress = current;
}, cancelSource.Token);
System.Diagnostics.Debug.WriteLine("Download complete");
ViewModels.LauncherModel.Default.CurrentState = ViewModels.LauncherModel.StateChange.None;
}
catch (Exception e)
{
ViewModels.LauncherModel.Default.CurrentState = ViewModels.LauncherModel.StateChange.None;
System.Diagnostics.Debug.WriteLine("Download failed:\n" + e.ToString());
throw e;
}
}
private void InvokeDownload(MCVersion v, bool RunAfterwards = false)
{
System.Diagnostics.Debug.WriteLine("Download start");
bool wasCanceled = false;
Task.Run(async() =>
{
cancelSource = new CancellationTokenSource();
ViewModels.LauncherModel.Default.ShowProgressBar = true;
ViewModels.LauncherModel.Default.AllowCancel = true;
ViewModels.LauncherModel.Default.CancelCommand = new RelayCommand((o) => InvokeCancel());
try
{
string dlPath = "Minecraft-" + v.Name + ".Appx";
VersionDownloader downloader = _anonVersionDownloader;
downloader = _userVersionDownloader;
if (v.IsBeta)
{
await BetaAuthenticate();
}
await DownloadVersion(v, downloader, dlPath, cancelSource);
await ExtractPackage(v, dlPath, cancelSource);
}
catch (TaskCanceledException)
{
wasCanceled = true;
}
if (!RunAfterwards || wasCanceled)
{
ViewModels.LauncherModel.Default.ShowProgressBar = false;
}
ViewModels.LauncherModel.Default.CurrentState = ViewModels.LauncherModel.StateChange.None;
ViewModels.LauncherModel.Default.AllowCancel = false;
ViewModels.LauncherModel.Default.CancelCommand = null;
cancelSource = null;
v.UpdateInstallStatus();
if (RunAfterwards && !wasCanceled)
{
InvokeLaunch(v);
}
});
}
private void InvokeDownload(Version v)
{
CancellationTokenSource cancelSource = new CancellationTokenSource();
v.StateChangeInfo = new VersionStateChangeInfo();
v.StateChangeInfo.IsInitializing = true;
v.StateChangeInfo.CancelCommand = new RelayCommand((o) => cancelSource.Cancel());
Debug.WriteLine("Download start");
Task.Run(async() =>
{
string dlPath = "Minecraft-" + v.Name + ".Appx";
VersionDownloader downloader = _anonVersionDownloader;
if (v.IsBeta)
{
downloader = _userVersionDownloader;
if (Interlocked.CompareExchange(ref _userVersionDownloaderLoginTaskStarted, 1, 0) == 0)
{
_userVersionDownloaderLoginTask.Start();
}
Debug.WriteLine("Waiting for authentication");
try
{
await _userVersionDownloaderLoginTask;
Debug.WriteLine("Authentication complete");
}
catch (Exception e)
{
v.StateChangeInfo = null;
Debug.WriteLine("Authentication failed:\n" + e.ToString());
MessageBox.Show("Failed to authenticate. Please make sure your account is subscribed to the beta programme.\n\n" + e.ToString(), "Authentication failed");
return;
}
}
try
{
await downloader.Download(v.UUID, "1", dlPath, (current, total) =>
{
if (v.StateChangeInfo.IsInitializing)
{
IsDownloading = true;
OnGameStateChanged(GameStateArgs.Empty);
Debug.WriteLine("Actual download started");
v.StateChangeInfo.IsInitializing = false;
if (total.HasValue)
{
v.StateChangeInfo.TotalSize = total.Value;
}
}
v.StateChangeInfo.DownloadedBytes = current;
}, cancelSource.Token);
Debug.WriteLine("Download complete");
}
catch (Exception e)
{
Debug.WriteLine("Download failed:\n" + e.ToString());
if (!(e is TaskCanceledException))
{
MessageBox.Show("Download failed:\n" + e.ToString());
}
v.StateChangeInfo = null;
IsDownloading = false;
return;
}
try
{
Debug.WriteLine("Extraction started");
v.StateChangeInfo.IsExtracting = true;
string dirPath = v.GameDirectory;
if (Directory.Exists(dirPath))
{
Directory.Delete(dirPath, true);
}
ZipFile.ExtractToDirectory(dlPath, dirPath);
v.StateChangeInfo = null;
File.Delete(Path.Combine(dirPath, "AppxSignature.p7x"));
File.Delete(dlPath);
Debug.WriteLine("Extracted successfully");
InvokeLaunch(v);
}
catch (Exception e)
{
Debug.WriteLine("Extraction failed:\n" + e.ToString());
MessageBox.Show("Extraction failed:\n" + e.ToString());
v.StateChangeInfo = null;
IsDownloading = false;
return;
}
v.StateChangeInfo = null;
v.UpdateInstallStatus();
OnGameStateChanged(GameStateArgs.Empty);
});
}
private void InvokeDownload(MCVersion v)
{
CancellationTokenSource cancelSource = new CancellationTokenSource();
Model.StateChangeInfo = new VersionStateChangeInfo();
Model.StateChangeInfo.IsInitializing = true;
Model.StateChangeInfo.CancelCommand = new RelayCommand((o) => cancelSource.Cancel());
Program.Log("Download start");
Task.Run(async() =>
{
string dlPath = "Minecraft-" + v.Name + ".Appx";
VersionDownloader downloader = _anonVersionDownloader;
if (v.IsBeta)
{
downloader = _userVersionDownloader;
if (Interlocked.CompareExchange(ref _userVersionDownloaderLoginTaskStarted, 1, 0) == 0)
{
_userVersionDownloaderLoginTask.Start();
}
Program.Log("Waiting for authentication");
try
{
await _userVersionDownloaderLoginTask;
Program.Log("Authentication complete");
}
catch (Exception e)
{
Model.StateChangeInfo = null;
Program.Log("Authentication failed:\n" + e.ToString());
MessageBox.Show("Failed to authenticate. Please make sure your account is subscribed to the beta programme.\n\n" + e.ToString(), "Authentication failed");
return;
}
}
try
{
await downloader.Download(v.UUID, "1", dlPath, (current, total) =>
{
if (Model.StateChangeInfo.IsInitializing)
{
Model.StateChangeInfo.IsDownloading = true;
IsDownloading = true;
Application.Current.Dispatcher.Invoke(() => { OnGameStateChanged(GameStateArgs.Empty); });
Program.Log("Actual download started");
Model.StateChangeInfo.IsInitializing = false;
if (total.HasValue)
{
Model.StateChangeInfo.TotalSize_Downloading = total.Value;
}
}
Model.StateChangeInfo.DownloadedBytes_Downloading = current;
}, cancelSource.Token);
Program.Log("Download complete");
Model.StateChangeInfo.IsDownloading = false;
IsDownloading = false;
}
catch (Exception e)
{
Program.Log("Download failed:\n" + e.ToString());
if (!(e is TaskCanceledException))
{
MessageBox.Show("Download failed:\n" + e.ToString());
}
Model.StateChangeInfo = null;
Model.StateChangeInfo.IsDownloading = false;
IsDownloading = false;
return;
}
await ExtractPackage(v, dlPath);
Model.StateChangeInfo = null;
v.UpdateInstallStatus();
Application.Current.Dispatcher.Invoke(() => { OnGameStateChanged(GameStateArgs.Empty); });
});
}
