/// <inheritdoc/>
public ValueTask <IFileSystemEntry> GetFileAsync(string name, CancellationToken cancellationToken = default)
{
if (cancellationToken.IsCancellationRequested)
{
return(ValueTaskEx.FromCanceled <IFileSystemEntry>(cancellationToken));
}
IFileInfo file = this.fileProvider.GetFileInfo(ToFilePath(name));
if (!file.Exists)
{
return(ValueTaskEx.FromResult <IFileSystemEntry>(null));
}
return(ValueTaskEx.FromResult <IFileSystemEntry>(new PhysicalFileSystemEntry(file, this.contentTypeProvider)));
}
/// <inheritdoc/>
public ValueTask <bool> TryDeleteFileAsync(string name, CancellationToken cancellationToken = default)
{
if (cancellationToken.IsCancellationRequested)
{
return(ValueTaskEx.FromCanceled <bool>(cancellationToken));
}
IFileInfo file = this.fileProvider.GetFileInfo(ToFilePath(name));
if (!file.Exists)
{
return(ValueTaskEx.FromResult(false));
}
File.Delete(file.PhysicalPath);
return(ValueTaskEx.FromResult(true));
}
/// <inheritdoc/>
public async ValueTask PutFileAsync(IFileSystemEntry entry, CancellationToken cancellationToken = default)
{
if (cancellationToken.IsCancellationRequested)
{
await ValueTaskEx.FromCanceled(cancellationToken);
}
string name = entry.Name;
string path = Path.Combine(this.root, ToFilePath(name));
string directory = Path.GetDirectoryName(path);
if (!Directory.Exists(directory))
{
Directory.CreateDirectory(directory);
}
using Stream stream = await entry.CreateReadStreamAsync();
using FileStream fileStream = File.Create(path);
await stream.CopyToAsync(fileStream, cancellationToken);
}
