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FlightBookingRecognizer.cs
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FlightBookingRecognizer.cs
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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.
using System.Threading;
using System.Threading.Tasks;
using Microsoft.Bot.Builder;
using Microsoft.Bot.Builder.AI.Luis;
using Microsoft.Extensions.Configuration;
namespace Microsoft.BotBuilderSamples
{
public class FlightBookingRecognizer : IRecognizer
{
private readonly LuisRecognizer _recognizer;
public FlightBookingRecognizer(IConfiguration configuration, IBotTelemetryClient telemetryClient)
{
var luisIsConfigured = !string.IsNullOrEmpty(configuration["LuisAppId"]) && !string.IsNullOrEmpty(configuration["LuisAPIKey"]) && !string.IsNullOrEmpty(configuration["LuisAPIHostName"]);
if (luisIsConfigured)
{
var luisApplication = new LuisApplication(
configuration["LuisAppId"],
configuration["LuisAPIKey"],
"https://" + configuration["LuisAPIHostName"]);
// Set the recognizer options depending on which endpoint version you want to use.
// More details can be found in https://docs.microsoft.com/en-gb/azure/cognitive-services/luis/luis-migration-api-v3
var recognizerOptions = new LuisRecognizerOptionsV3(luisApplication)
{
TelemetryClient = telemetryClient,
};
_recognizer = new LuisRecognizer(recognizerOptions);
}
}
// Returns true if luis is configured in the appsettings.json and initialized.
public virtual bool IsConfigured => _recognizer != null;
public virtual async Task<RecognizerResult> RecognizeAsync(ITurnContext turnContext, CancellationToken cancellationToken)
=> await _recognizer.RecognizeAsync(turnContext, cancellationToken);
public virtual async Task<T> RecognizeAsync<T>(ITurnContext turnContext, CancellationToken cancellationToken)
where T : IRecognizerConvert, new()
=> await _recognizer.RecognizeAsync<T>(turnContext, cancellationToken);
}
}