public async Task <IFileSystemNode> ListFileAsync(string path,
CancellationToken cancel = default)
{
var r = await _nameApi.ResolveAsync(path, true, false, cancel).ConfigureAwait(false);
var cid = Cid.Decode(r.Remove(0, 6));
var block = await _blockApi.GetAsync(cid, cancel).ConfigureAwait(false);
switch (cid.ContentType)
{
// TODO: A content-type registry should be used.
case "dag-pb":
// fall thru
break;
case "raw":
return(new UnixFsNode
{
Id = cid,
Size = block.Size
});
case "cms":
return(new UnixFsNode
{
Id = cid,
Size = block.Size
});
default:
throw new NotSupportedException($"Cannot read content type '{cid.ContentType}'.");
}
var dag = new DagNode(block.DataStream);
var dm = Serializer.Deserialize <DataMessage>(dag.DataStream);
var fsn = new UnixFsNode
{
Id = cid,
Links = dag.Links.Select(l => new UnixFsLink
{
Id = l.Id,
Name = l.Name,
Size = l.Size
}).ToArray(),
IsDirectory = dm.Type == DataType.Directory,
Size = (long)(dm.FileSize ?? 0)
};
return(fsn);
}
public void ToLink()
{
var node = new UnixFsNode
{
Name = "bar",
Id = "Qmf412jQZiuVUtdgnB36FXFX7xg5V6KEbSJ4dpQuhkLyfD",
IsDirectory = true,
Size = 10,
DagSize = 16
};
var link = node.ToLink("foo");
Assert.AreEqual(node.Id, link.Id);
Assert.AreEqual(node.DagSize, link.Size);
Assert.AreEqual("foo", link.Name);
link = node.ToLink();
Assert.AreEqual(node.Id, link.Id);
Assert.AreEqual(node.DagSize, link.Size);
Assert.AreEqual("bar", link.Name);
}
