/// <summary>
/// Run every turn of the conversation. Handles orchestration of messages.
/// </summary>
/// <param name="turnContext">Bot Turn Context.</param>
/// <param name="cancellationToken">Task CancellationToken.</param>
/// <returns>A <see cref="Task"/> representing the asynchronous operation.</returns>
public async Task OnTurnAsync(ITurnContext turnContext, CancellationToken cancellationToken)
{
var activity = turnContext.Activity;
// Create a dialog context
var dc = await Dialogs.CreateContextAsync(turnContext);
if (activity.Type == ActivityTypes.Message)
{
// Perform a call to LUIS to retrieve results for the current activity message.
var luisResults = await _services.LuisServices[LuisConfiguration].RecognizeAsync(dc.Context, cancellationToken);
// If any entities were updated, treat as interruption.
// For example, "no my name is tony" will manifest as an update of the name to be "tony".
var topScoringIntent = luisResults?.GetTopScoringIntent();
var topIntent = topScoringIntent.Value.intent;
// update greeting state with any entities captured
await UpdateGreetingState(luisResults, dc.Context);
// Handle conversation interrupts first.
var interrupted = await IsTurnInterruptedAsync(dc, topIntent, turnContext, cancellationToken);
if (interrupted)
{
// Bypass the dialog.
// Save state before the next turn.
await _conversationState.SaveChangesAsync(turnContext);
await _userState.SaveChangesAsync(turnContext);
return;
}
// Continue the current dialog
var dialogResult = await dc.ContinueDialogAsync();
// if no one has responded,
if (!dc.Context.Responded)
{
// examine results from active dialog
switch (dialogResult.Status)
{
case DialogTurnStatus.Empty:
switch (topIntent)
{
case GreetingIntent:
await dc.Context.SendActivityAsync("Hi Ankesh! Ask me questions about your team");
// await dc.BeginDialogAsync(nameof(GreetingDialog));
break;
case NoneIntent:
default:
// Help or no intent identified, either way, let's provide some help.
// to the user
await dc.Context.SendActivityAsync("I didn't understand what you just said to me.");
break;
}
break;
case DialogTurnStatus.Waiting:
// The active dialog is waiting for a response from the user, so do nothing.
break;
case DialogTurnStatus.Complete:
await dc.EndDialogAsync();
break;
default:
await dc.CancelAllDialogsAsync();
break;
}
}
}
else if (activity.Type == ActivityTypes.ConversationUpdate)
{
if (activity.MembersAdded != null)
{
// Iterate over all new members added to the conversation.
foreach (var member in activity.MembersAdded)
{
// Greet anyone that was not the target (recipient) of this message.
// To learn more about Adaptive Cards, see https://aka.ms/msbot-adaptivecards for more details.
if (member.Id != activity.Recipient.Id)
{
var welcomeCard = attachment.IDSWelcomeCard();
var response = CreateResponse(activity, welcomeCard);
await dc.Context.SendActivityAsync(response);
}
}
}
}
await _conversationState.SaveChangesAsync(turnContext);
await _userState.SaveChangesAsync(turnContext);
}
