public async Task <PersonalCloud> JoinPersonalCloud(int code, string nodedisplayname)
{
byte[] data = Encoding.UTF8.GetBytes(code.ToString(CultureInfo.InvariantCulture));
ulong hcode = xxHash64.ComputeHash(data, data.Length);
NodeShareInfo spc = null;
lock (sharedPCs)
{
spc = sharedPCs.FirstOrDefault(x => x.Hash == hcode);
}
if (spc != null)
{
var ts = DateTime.UtcNow.ToFileTime();
data = BitConverter.GetBytes(ts + code);
var newhcode = xxHash64.ComputeHash(data, data.Length);
var pcresp = await httpclient.GetAsync(new Uri(new Uri(spc.Url), $"clouds/{spc.PCId}?ts={ts}&hash={newhcode}")).ConfigureAwait(false);
if (pcresp.IsSuccessStatusCode)
{
var str = await pcresp.Content.ReadAsStringAsync().ConfigureAwait(false);
//todo: add response check(hash check).
var pci = JsonConvert.DeserializeObject <PersonalCloudInfo>(str);
if ((pci == null) || (pci.DisplayName == null))
{
throw new InviteNotAcceptedException();
}
var l = loggerFactory.CreateLogger("PersonalCloud");
var pc = pci.ToPersonalCloud(l, this);
pc.NodeDisplayName = nodedisplayname;
pc.OnNodeAdded(spc, pci.NodeDisplayName, pci.TimeStamp);
lock (_PersonalClouds)
{
_PersonalClouds.Add(pc);
}
SavePCList();
lock (KnownNodes)
{
KnownNodes.Clear();
}
await nodeDiscovery.RePublish(NodeId, ServerPort).ConfigureAwait(false);
nodeDiscovery.StartSearch();
logger.LogDebug($"Join {pc.DisplayName}");
return(pc);
}
throw new InvalidDeviceResponseException();
}
throw new NoDeviceResponseException();
}
