public override async Task <DialogTurnResult> BeginDialogAsync(DialogContext dc, object options = null, CancellationToken cancellationToken = default(CancellationToken))
{
if (options is CancellationToken)
{
throw new ArgumentException($"{nameof(options)} cannot be a cancellation token");
}
var handled = false;
if (eventValue != null)
{
var(value, valueError) = this.eventValue.TryEvaluate(dc.GetState());
if (valueError == null)
{
handled = await dc.EmitEventAsync(EventName, value, BubbleEvent, false, cancellationToken).ConfigureAwait(false);
}
else
{
throw new Exception($"Expression evaluation resulted in an error. Expression: {eventValue.ToString()}. Error: {valueError}");
}
}
else
{
handled = await dc.EmitEventAsync(EventName, EventValue, BubbleEvent, false, cancellationToken).ConfigureAwait(false);
}
return(await dc.EndDialogAsync(handled, cancellationToken).ConfigureAwait(false));
}
/// <summary>
/// Called when the dialog is started and pushed onto the dialog stack.
/// </summary>
/// <param name="dc">The <see cref="DialogContext"/> for the current turn of conversation.</param>
/// <param name="options">Optional, initial information to pass to the dialog.</param>
/// <param name="cancellationToken">A cancellation token that can be used by other objects
/// or threads to receive notice of cancellation.</param>
/// <returns>A <see cref="Task"/> representing the asynchronous operation.</returns>
public override async Task <DialogTurnResult> BeginDialogAsync(DialogContext dc, object options = null, CancellationToken cancellationToken = default(CancellationToken))
{
if (options is CancellationToken)
{
throw new ArgumentException($"{nameof(options)} cannot be a cancellation token");
}
if (Disabled != null && Disabled.GetValue(dc.State))
{
return(await dc.EndDialogAsync(cancellationToken : cancellationToken).ConfigureAwait(false));
}
bool handled;
var eventName = EventName?.GetValue(dc.State);
var bubbleEvent = BubbleEvent.GetValue(dc.State);
object value = null;
if (EventValue != null)
{
value = this.EventValue.GetValue(dc.State);
}
if (dc.Parent != null)
{
handled = await dc.Parent.EmitEventAsync(eventName, value, bubbleEvent, false, cancellationToken).ConfigureAwait(false);
}
else
{
handled = await dc.EmitEventAsync(eventName, value, bubbleEvent, false, cancellationToken).ConfigureAwait(false);
}
return(await dc.EndDialogAsync(handled, cancellationToken).ConfigureAwait(false));
}
public async Task <DialogTurnResult> ProcessDefaultResponse(DialogContext context, object data, bool isBusy)
{
//Get Top QnA result
var results = await Services.LeadQualQnA.GetAnswersAsync(context.Context, Services.QnAOptions);
var topResult = results.FirstOrDefault();
if (topResult != null && topResult.Score > 0.5)
{
//Convert Metadata tags to dictionary for comparison
var resultTags = topResult.Metadata.ToDictionary(m => m.Name.ToLower(), m => m.Value);
if (resultTags.ContainsKey("event"))
{
//emit arbitrary events based on an "event" metadata record
await context.EmitEventAsync(resultTags["event"]);
}
else if (resultTags.ContainsKey("card"))
{
//emit card display event, based on the value of the "card" tag, if present
//this causes the card to be displayed "independently" through the custom event handler
if (Constants.DialogEventTriggers.ContainsKey(resultTags["card"]))
{
//Remap the card event value from it's shorthand form, so we can reuse the residual interest logic
//eg. ('financing') to full name ('Explore Financing')
await SendInterest(context, Constants.DialogEventTriggers[resultTags["card"]]);
}
}
//We always send the response from QnA
await context.Context.SendActivityAsync(MessageFactory.Text(topResult.Answer));
//and since the user has asked for a specific intent, we don't wait for further input. Call
//the turn complete
return(new DialogTurnResult(DialogTurnStatus.Complete));
}
else
{
if (isBusy)
{
//If we are in a dialog, we want to 'Complete' to resume the let the dialog itself take control
return(new DialogTurnResult(DialogTurnStatus.Complete));
}
else
{
//Otherwise a user entered an invalid root-level
if (topResult != null)
{
Console.WriteLine($"Rejected low-confidence response to text '{context.Context.Activity.Text}' - [{topResult.Score}] {topResult.Source}:'{topResult.Answer}'");
}
}
}
await context.Context.SendActivityAsync(MessageFactory.Text("I'm not quite sure what you meant..."));
return(new DialogTurnResult(DialogTurnStatus.Waiting));
}
public async Task <DialogTurnResult> PerformIntent(string Intent, RecognizerResult result, DialogContext context)
{
switch (Intent)
{
case "CheckInventory":
await SendInterest(context, Constants.INTEREST_Inventory);
break;
case "FindVehicle":
await SendInterest(context, Constants.INTEREST_Inventory);
break;
case "GetFinanced":
await SendInterest(context, Constants.INTEREST_Financing);
break;
case "Utilities_Cancel":
await context.EmitEventAsync(Constants.Event_Cancel);
break;
case "Utilities_GoBack":
await context.EmitEventAsync(Constants.Event_Cancel);
break;
case "Utilities_Reject":
await context.EmitEventAsync(Constants.Event_Reject);
break;
case "ValueTrade":
await SendInterest(context, Constants.INTEREST_TradeIn);
break;
default:
//New intent?
break;
}
return(new DialogTurnResult(DialogTurnStatus.Complete, null));
}
public override async Task <DialogTurnResult> BeginDialogAsync(DialogContext dc, object options = null, CancellationToken cancellationToken = default(CancellationToken))
{
if (options is CancellationToken)
{
throw new ArgumentException($"{nameof(options)} cannot be a cancellation token");
}
var eventValue = (this.EventValue != null) ? dc.State.GetValue <object>(this.EventValue) : null;
var handled = await dc.EmitEventAsync(EventName, eventValue, BubbleEvent, false, cancellationToken).ConfigureAwait(false);
return(await dc.EndDialogAsync(handled, cancellationToken).ConfigureAwait(false));
}
public override async Task <DialogTurnResult> BeginDialogAsync(DialogContext dc, object options = null, CancellationToken cancellationToken = default(CancellationToken))
{
if (options is CancellationToken)
{
throw new ArgumentException($"{nameof(options)} cannot be a cancellation token");
}
var dcState = dc.GetState();
if (this.Disabled != null && this.Disabled.GetValue(dcState) == true)
{
return(await dc.EndDialogAsync(cancellationToken : cancellationToken).ConfigureAwait(false));
}
bool handled;
var eventName = EventName?.GetValue(dcState);
var bubbleEvent = BubbleEvent.GetValue(dcState);
if (EventValue != null)
{
var(value, valueError) = this.EventValue.TryGetValue(dcState);
if (valueError == null)
{
handled = await dc.EmitEventAsync(eventName, value, bubbleEvent, false, cancellationToken).ConfigureAwait(false);
}
else
{
throw new Exception($"Expression evaluation resulted in an error. Expression: {EventValue.ToString()}. Error: {valueError}");
}
}
else
{
handled = await dc.EmitEventAsync(eventName, EventValue, bubbleEvent, false, cancellationToken).ConfigureAwait(false);
}
return(await dc.EndDialogAsync(handled, cancellationToken).ConfigureAwait(false));
}
private async Task SendInterest(DialogContext Context, string InterestName)
{
Context.GetState().SetValue("conversation.interest", InterestName);
await Context.EmitEventAsync(Constants.Event_Interest);
}
