protected virtual async Task MessageReceived(IDialogContext context, IAwaitable <Message> item)
{
if (this.handlerByIntent == null)
{
this.handlerByIntent = LuisDialog.EnumerateHandlers(this).ToDictionary(kv => kv.Key, kv => kv.Value);
}
var message = await item;
var luisRes = await this.service.QueryAsync(message.Text);
var maximum = luisRes.Intents.Max(t => t.Score ?? 0);
var intent = luisRes.Intents.FirstOrDefault(i => { var curScore = i.Score ?? 0; return(curScore == maximum); });
IntentHandler handler = null;
if (intent == null || !this.handlerByIntent.TryGetValue(intent.Intent, out handler))
{
handler = this.handlerByIntent[string.Empty];
}
if (handler != null)
{
await handler(context, luisRes);
}
else
{
var text = $"No default intent handler found.";
throw new Exception(text);
}
}
protected virtual IDictionary <string, IntentActivityHandler> GetHandlersByIntent()
{
return(LuisDialog.EnumerateHandlers(this).ToDictionary(kv => kv.Key, kv => kv.Value));
}