private void WebClient_DownloadFileCompleted(object sender, AsyncCompletedEventArgs e)
{
State = UpdaterState.Idle;
File.WriteAllText(changelogFilePath, changelog);
File.WriteAllText(versionFilePath, latestRelease.TagName.Replace("v", ""));
List <string> updateFiles = Directory.GetFiles(updatePath).ToList();
updateFiles.ForEach(x => File.Delete(x));
if (ZipFile.IsZipFile(downloadFilePath) && ZipFile.CheckZip(downloadFilePath))
{
using (ZipFile zip = new ZipFile(downloadFilePath))
zip.ExtractAll(updatePath, ExtractExistingFileAction.OverwriteSilently);
if (File.Exists(downloadFilePath))
{
File.Delete(downloadFilePath);
}
}
else
{
string newFilePath = $@"{updatePath}\{Path.GetFileName(downloadFilePath)}";
File.Move(downloadFilePath, newFilePath);
}
DownloadingCompleted?.Invoke(this, new VersionEventArgs(currentVersion, latestVersion, false, changelog));
}
/// <summary>
/// Downloads the new EXE from github.
/// </summary>
/// <returns>Awaitable Task</returns>
/// <exception cref="NullReferenceException">Thrown when the Repository is null</exception>
/// <exception cref="FileLoadException">Thrown when the asset file is a .zip</exception>
public async Task DownloadUpdateAsync()
{
DownloadingStarted?.Invoke(this, EventArgs.Empty);
State = UpdaterState.Downloading;
if (client == null)
{
client = new WebClient();
}
if (repository == null)
{
throw new NullReferenceException("Could not retrieve Repository");
}
if (repository.Assets[0].Name.EndsWith(".zip"))
{
throw new FileLoadException("The downloaded file is a zip file, which is not supported");
}
string destination = Path.GetTempPath() + repository.Assets[0].Name;
downloadedAssetPath = destination;
client.DownloadProgressChanged += DownloadProgressChanged;
await client.DownloadFileTaskAsync(repository.Assets[0].BrowserDownloadUrl, destination);
State = UpdaterState.Idle;
DownloadingCompleted?.Invoke(this, EventArgs.Empty);
}
