/// <summary>An async alternative to the <see cref="ZipArchiveEntry.ExtractToFile"/> extension method, using asynchronous IO.</summary>
/// <remarks>The <b>overwrite</b> parameter was added to be consistent with <b>ZipArchiveEntry.ExtractToFile</b>, although my own
/// preference is always to overwrite; hence my <b>ExtractEntriesToDirectoryAsync</b> implementation defaults to passing <b>true</b>.</remarks>
public static async Task ExtractToFileAsync(this ZipArchiveEntry source, string destinationFileName, bool overwrite)
{
if (overwrite || !File.Exists(destinationFileName))
{
Directory.CreateDirectory(Path.GetDirectoryName(destinationFileName));
using (var destStream = new FileStream(destinationFileName, FileMode.Create, FileAccess.Write, FileShare.None, XBRLConstants.LargeBufferSize, true))
{
await source.ExtractToStreamAsync(destStream);
}
File.SetLastWriteTime(destinationFileName, source.LastWriteTime.DateTime);
}
}
