/// <summary>
/// Handles the escalation intent through LUIS.
/// </summary>
/// <param name="turnContext">Turn context for the bot.</param>
/// <param name="dialogContext">Dialog context for the bot.</param>
/// <param name="cancellationToken">Cancellation token.</param>
/// <returns>Returns true when escalated to manager; Otherwise false.</returns>
private async Task <bool> HandleEscalationProtocol(
ITurnContext turnContext,
DialogContext dialogContext,
CancellationToken cancellationToken)
{
var intentRecognizer = _botServices.GetRecognizer("luis");
var intents = await intentRecognizer.RecognizeAsync(turnContext, cancellationToken);
var topIntent = intents.GetTopScoringIntent();
// Detect whether the user wants to escalate the conversation to a manager.
// This is where we provide an escape from the regular route.
if (topIntent.intent == "escalate" && topIntent.score >= 0.7)
{
await turnContext.SendActivityAsync(
"Euhm, okay, but Al is not around to help right now. " +
"You can write down your complaint and dump it in the idea box over here.");
await dialogContext.CancelAllDialogsAsync(cancellationToken);
return(true);
}
return(false);
}
/// <summary>
/// Creates the dialog to handle the main menu in the bot.
/// </summary>
/// <returns>Returns the dialog structure.</returns>
private Dialog CreateMenuDialog()
{
var steps = new WaterfallStep[]
{
async(stepContext, cancellationToken) =>
{
var data = await _conversationData.GetAsync(
stepContext.Context,
() => new ConversationData(),
cancellationToken);
var promptOptions = new PromptOptions
{
Prompt = MessageFactory.Text(data.ReturningCustomer ?
"Is there anything else I can help you with?" :
"How can I help you today?"),
};
// Flag the customer so that we know he/she was here before.
// Store the result in the conversation state property.
data.ReturningCustomer = true;
await _conversationData.SetAsync(stepContext.Context, data);
return(await stepContext.PromptAsync(PromptNames.MenuItem, promptOptions));
},
async(stepContext, cancellationToken) =>
{
var intents = await _botServices.GetRecognizer("luis").RecognizeAsync(
stepContext.Context, cancellationToken);
var topIntent = intents.GetTopScoringIntent().intent.ToLower();
if (topIntent == "checkin")
{
return(await stepContext.BeginDialogAsync(DialogNames.CheckinDialog));
}
return(await stepContext.ReplaceDialogAsync(DialogNames.MainMenuDialog));
},
async(stepContext, cancellationToken) =>
{
return(await stepContext.ReplaceDialogAsync(DialogNames.MainMenuDialog));
},
};
return(new WaterfallDialog(DialogNames.MainMenuDialog, steps));
}