public async ValueTask <Version> InstallAsync(Forge forge)
{
_logService.Info(nameof(ForgeInstallService), $"Installing forge. Version: {forge.ID} Build: {forge.Build}");
// Just a dummy json...but required by forge installer
string profilePath = $"{_gamePathService.RootDir}/launcher_profiles.json";
if (!File.Exists(profilePath))
{
File.WriteAllText(profilePath, "{}");
}
// Extract forge-install-bootstrapper to disk
// See https://github.com/bangbang93/forge-install-bootstrapper
string bootstrapperPath = $"{_gamePathService.RootDir}/forge-install-bootstrapper.jar";
var embeddedStream = Application.GetResourceStream(new Uri(FORGE_INSTALL_BOOTSTRAPPER)).Stream;
var extractFileStream = File.OpenWrite(bootstrapperPath);
embeddedStream.CopyTo(extractFileStream);
embeddedStream.Dispose();
extractFileStream.Dispose();
_logService.Info(nameof(ForgeInstallService), "Install bootstrapper extracted");
// Prepare arguments for bootstrapper
string installerPath = $"{_gamePathService.RootDir}/{forge.FullName}-installer.jar";
string args = $"-cp \"{bootstrapperPath};{installerPath}\" " +
"com.bangbang93.ForgeInstaller .";
_logService.Debug(nameof(ForgeInstallService), $"Launching install bootstrapper, args:\n{args}");
var startInfo = new ProcessStartInfo
{
FileName = _gamePathService.JavawPath,
WorkingDirectory = _gamePathService.RootDir,
Arguments = $"-cp \"{bootstrapperPath};{installerPath}\" " +
"com.bangbang93.ForgeInstaller .",
UseShellExecute = false,
RedirectStandardOutput = true,
};
try
{
bool isSuccessful = false;
var process = Process.Start(startInfo);
process.EnableRaisingEvents = true;
process.OutputDataReceived += (_, e) =>
{
string message = e.Data;
if (message == "true")
{
isSuccessful = true;
}
InstallProgressChanged?.Invoke(message);
};
process.BeginOutputReadLine();
await process.WaitForExitAsync();
string jsonPath = $"{_gamePathService.VersionsDir}/{forge.ID}/{forge.ID}.json";
if (!isSuccessful)
{
// Cleanup remaining json
Directory.Delete(jsonPath);
_logService.Warn(nameof(ForgeInstallService), "Installation failed");
return(null);
}
// Now we're ready to load the installed forge version
return(_versionService.AddNew(jsonPath));
}
catch (Exception ex)
{
_logService.Warn(nameof(ForgeInstallService), $"Installation failed\n{ex.Message}");
return(null);
}
finally
{
// Clean up
File.Delete(bootstrapperPath);
File.Delete(installerPath);
}
}
private void NotifyInstallProgressChanged(string stage, int progress)
{
InstallProgressChanged?.Invoke(this, new InstallProgressChangedEventArgs(Name, stage, progress));
}
private void OnAddonInstallProgress(object sender, InstallProgressChangedEventArgs e)
{
InstallProgressChanged?.Invoke(this, e);
}