private void setup()
{
cache = new Dictionary <string, object>();
cacheKeys = new List <string>();
server.getStream((success, response) =>
{
if (!success)
{
OnError?.Invoke(this, new SpeckleEventArgs("Failed to retrieve stream."));
return;
}
streamFound = true;
streamLiveInstance = response; // this will fail!!!
setupWebsocket();
});
// ready is defined as: streamId exists && wsSessionId && streamWas found.
isReadyCheck = new System.Timers.Timer(150);
isReadyCheck.AutoReset = false; isReadyCheck.Enabled = true;
isReadyCheck.Elapsed += (sender, e) =>
{
if (server.streamId == null)
{
isReadyCheck.Start(); return;
}
if (server.wsSessionId == null)
{
isReadyCheck.Start(); return;
}
if (!streamFound)
{
isReadyCheck.Start(); return;
}
getObjects(streamLiveInstance as ExpandoObject, (castObjects) =>
{
dynamic eventData = new ExpandoObject();
eventData.objects = castObjects;
eventData.layers = SpeckleLayer.fromExpandoList(streamLiveInstance.layers);
eventData.name = streamLiveInstance.name;
OnReady?.Invoke(this, new SpeckleEventArgs("receiver ready", eventData));
});
};
}
private void setupWebsocket()
{
wsReconnecter = new System.Timers.Timer(reconnDebounceInterval);
wsReconnecter.AutoReset = false; wsReconnecter.Enabled = false;
wsReconnecter.Elapsed += (sender, e) =>
{
ws.Connect();
};
ws = new WebSocket(server.wsEndpoint + "?access_token=" + server.token);
ws.OnOpen += (sender, e) =>
{
wsReconnecter.Stop();
ws.Send(JsonConvert.SerializeObject(new { eventName = "join-stream", args = new { streamid = server.streamId, role = "receiver" } }));
};
ws.OnClose += (sender, e) =>
{
wsReconnecter.Start();
server.wsSessionId = null;
};
ws.OnMessage += (sender, e) =>
{
if (e.Data == "ping")
{
ws.Send("alive");
return;
}
dynamic message = JsonConvert.DeserializeObject <ExpandoObject>(e.Data);
if (message.eventName == "ws-session-id")
{
server.wsSessionId = message.sessionId;
return;
}
if (message.eventName == "volatile-broadcast")
{
OnBroadcast?.Invoke(this, new SpeckleEventArgs("volatile-broadcast", message));
return;
}
if (message.eventName == "volatile-message")
{
OnMessage?.Invoke(this, new SpeckleEventArgs("volatile-message", message));
return;
}
if (message.eventName == "live-update")
{
OnDataMessage?.Invoke(this, new SpeckleEventArgs("Received update notification."));
getObjects(message.args as ExpandoObject, (castObjects) =>
{
dynamic eventData = new ExpandoObject();
eventData.objects = castObjects;
eventData.layers = SpeckleLayer.fromExpandoList(message.args.layers);
eventData.name = message.args.name;
OnData?.Invoke(this, new SpeckleEventArgs("live-update", eventData));
});
return;
}
if (message.eventName == "metadata-update")
{
dynamic eventData = new ExpandoObject();
eventData.name = message.args.name;
eventData.layers = SpeckleLayer.fromExpandoList(message.args.layers);
OnMetadata?.Invoke(this, new SpeckleEventArgs("metadata-update", eventData));
return;
}
if (message.eventName == "history-update")
{
// TODO
OnHistory?.Invoke(this, new SpeckleEventArgs("history-update"));
return;
}
};
ws.Connect();
}