/// <summary>
/// Use this to register a reply callback.
/// </summary>
/// <param name="callback"></param>
public void OnReply(OnReplyHandler <T> callback)
{
base.OnReply((h, msg) =>
{
return(callback?.Invoke(this, msg.As <T>()) ?? false);
});
}
public async Task ReceiveMessagesFromBotAsync(OnReplyHandler SendActivitiesToUser)
{
var webSocket = new ClientWebSocket();
await webSocket.ConnectAsync(new Uri(_streamUrl), CancellationToken.None);
string botReply = String.Empty;
var replyBuffer = ClientWebSocket.CreateClientBuffer(1024 * 8, 1024 * 8);
var activities = new List <Activity>();
WebSocketReceiveResult websocketReceivedResult = new WebSocketReceiveResult(0, WebSocketMessageType.Text, true);
while (!websocketReceivedResult.CloseStatus.HasValue)
{
do
{
websocketReceivedResult = await webSocket.ReceiveAsync(replyBuffer, CancellationToken.None);
} while (!websocketReceivedResult.EndOfMessage);
if (websocketReceivedResult.Count != 0)
{
botReply = Encoding.UTF8.GetString(replyBuffer.ToArray(), 0, websocketReceivedResult.Count);
var activitySet = JsonConvert.DeserializeObject <ActivitySet>(botReply);
foreach (Activity activity in activitySet.Activities)
{
//TODO Replace this name with the name of your bot
var isFromBot = activity.From.Name == _directlineConfig.BotName;
var isIgnoringInput = activity.InputHint == InputHints.IgnoringInput;
if (isFromBot)
{
activities.Add(activity);
var isForwardingMessage = false;
if (activity.Entities != null && activity.Entities.Count != 0)
{
isForwardingMessage = activity.Entities[0].Properties.ContainsKey("forward");
}
if (!isIgnoringInput || isForwardingMessage)
{
await SendActivitiesToUser(activities, _callSid);
activities.Clear();
}
}
}
}
}
await webSocket.CloseAsync(websocketReceivedResult.CloseStatus.Value, websocketReceivedResult.CloseStatusDescription, CancellationToken.None);
}
