public async Task <IEnumerable <Peer> > FindProvidersAsync(Cid id, int limit = 20, Action <Peer> providerFound = null, CancellationToken cancel = default(CancellationToken))
{
// TODO: providerFound action
var stream = await ipfs.PostDownloadAsync("dht/findprovs", cancel, id, $"num-providers={limit}");
return(ProviderFromStream(stream, limit));
}
public async Task SubscribeAsync(string topic, Action <IPublishedMessage> handler, CancellationToken cancellationToken)
{
var messageStream = await ipfs.PostDownloadAsync("pubsub/sub", cancellationToken, topic);
var sr = new StreamReader(messageStream);
#pragma warning disable CS4014 // Because this call is not awaited, execution of the current method continues before the call is completed
Task.Run(() => ProcessMessages(topic, handler, sr, cancellationToken));
#pragma warning restore CS4014 // Because this call is not awaited, execution of the current method continues before the call is completed
return;
}
/// <summary>
/// Opens an existing IPFS file for reading.
/// </summary>
/// <param name="path">
/// A path to an existing file, such as "QmXarR6rgkQ2fDSHjSY5nM2kuCXKYGViky5nohtwgF65Ec/about"
/// or "QmZTR5bcpQD7cFgTorqxZDYaew1Wqgfbd2ud9QqGPAkK2V"
/// </param>
/// <param name="cancel">
/// Is used to stop the task. When cancelled, the <see cref="TaskCanceledException"/> is raised.
/// </param>
/// <returns>
/// A <see cref="Stream"/> to the file contents.
/// </returns>
public Task <Stream> ReadFileAsync(string path, CancellationToken cancel = default(CancellationToken))
{
return(ipfs.PostDownloadAsync("cat", cancel, path));
}
public Task <Stream> DataAsync(Cid id, CancellationToken cancel = default(CancellationToken))
{
return(ipfs.PostDownloadAsync("object/data", cancel, id));
}