/// <summary>
/// Rename a blob (folder, file etc.).
/// </summary>
/// <param name="blobStorage"></param>
/// <param name="oldPath"></param>
/// <param name="newPath"></param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
public static async Task RenameAsync(this IBlobStorage blobStorage,
string oldPath, string newPath, CancellationToken cancellationToken = default)
{
if(oldPath is null)
throw new ArgumentNullException(nameof(oldPath));
if(newPath is null)
throw new ArgumentNullException(nameof(newPath));
//try to use extended client here
if(blobStorage is IExtendedBlobStorage extendedBlobStorage)
{
await extendedBlobStorage.RenameAsync(oldPath, newPath, cancellationToken).ConfigureAwait(false);
}
else
{
//this needs to be done recursively
foreach(Blob item in await blobStorage.ListAsync(oldPath, recurse: true).ConfigureAwait(false))
{
if(item.IsFile)
{
string renamedPath = item.FullPath.Replace(oldPath, newPath);
await blobStorage.CopyToAsync(item, blobStorage, renamedPath, cancellationToken).ConfigureAwait(false);
await blobStorage.DeleteAsync(item, cancellationToken).ConfigureAwait(false);
}
}
//rename self
await blobStorage.CopyToAsync(oldPath, blobStorage, newPath, cancellationToken).ConfigureAwait(false);
await blobStorage.DeleteAsync(oldPath, cancellationToken).ConfigureAwait(false);
}
}
public async Task Open_copy_to_memory_stream_succeeds()
{
string id = await GetRandomStreamIdAsync();
IBlobStorage ms = StorageFactory.Blobs.InMemory();
//if this doesn't crash it means the returned stream is compatible with usual .net streaming
await _storage.CopyToAsync(id, ms, id);
}