/*
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 * All rights reserved.
 *
 * This source code is licensed under the license found in the
 * LICENSE file in the root directory of this source tree.
 */

using Meta.WitAi.Events;
using Meta.WitAi.Json;

namespace Meta.WitAi.Requests
{
    /// <summary>
    /// A Facade to easily map events from a VoiceServiceRequestEvents event object to a VoiceEvents object's callbacks.
    /// </summary>
    public class VoiceEventToRequestEventMapper : VoiceServiceRequestEventsWrapper
    {
        private VoiceEvents _voiceEvents;

        public VoiceEvents VoiceEvents
        {
            get => _voiceEvents;
            set => _voiceEvents = value;
        }

        public VoiceEventToRequestEventMapper()
        {

        }

        public VoiceEventToRequestEventMapper(VoiceEvents voiceEvents)
        {
            _voiceEvents = voiceEvents;
        }

        protected override void OnStateChange(VoiceServiceRequest request)
        {
        }

        protected override void OnStopListening(VoiceServiceRequest request)
        {
            _voiceEvents.OnStoppedListening.Invoke();
        }

        protected override void OnStartListening(VoiceServiceRequest request)
        {
            _voiceEvents.OnStartListening.Invoke();
        }

        protected override void OnFullTranscription(string transcription)
        {
            _voiceEvents.OnFullTranscription.Invoke(transcription);
        }

        protected override void OnPartialTranscription(string transcription)
        {
            _voiceEvents.OnPartialTranscription.Invoke(transcription);
        }

        protected override void OnPartialResponse(WitResponseNode response)
        {
            _voiceEvents.OnPartialResponse.Invoke(response);
        }

        protected override void OnFullResponse(WitResponseNode response)
        {
            _voiceEvents.OnResponse.Invoke(response);
        }

        protected override void OnSuccess(VoiceServiceRequest request)
        {

        }

        protected override void OnSend(VoiceServiceRequest request)
        {

        }

        protected override void OnInit(VoiceServiceRequest request)
        {
        }

        protected override void OnFailed(VoiceServiceRequest request)
        {
            _voiceEvents.OnError.Invoke(request.Results.Message, "Error: " + request.Results.StatusCode);
        }

        protected override void OnComplete(VoiceServiceRequest request)
        {
            _voiceEvents.OnComplete.Invoke(request);
        }

        protected override void OnCancel(VoiceServiceRequest request)
        {
            _voiceEvents.OnCanceled.Invoke(request.Results?.Message ?? "");
        }
    }
}