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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
package com.android.voicemail.impl.transcribe;
import android.content.Context;
import android.net.Uri;
import com.android.dialer.common.concurrent.DialerExecutor;
import com.android.dialer.common.concurrent.DialerExecutorComponent;
import com.android.dialer.compat.android.provider.VoicemailCompat;
import com.google.internal.communications.voicemailtranscription.v1.SendTranscriptionFeedbackRequest;
import com.google.internal.communications.voicemailtranscription.v1.TranscriptionRating;
import com.google.internal.communications.voicemailtranscription.v1.TranscriptionRatingValue;
import com.google.protobuf.ByteString;
/**
* Send voicemail transcription rating feedback to the server and record the fact that feedback was
* provided in the local database.
*/
public class TranscriptionRatingHelper {
/** Callback invoked after the feedback has been recorded locally */
public interface SuccessListener {
void onRatingSuccess(Uri voicemailUri);
}
/** Callback invoked if there was an error recording the feedback */
public interface FailureListener {
void onRatingFailure(Throwable t);
}
/**
* Method for sending a user voicemail transcription feedback rating to the server and recording
* the fact that the voicemail was rated in the local database.
*/
public static void sendRating(
Context context,
TranscriptionRatingValue ratingValue,
Uri voicemailUri,
SuccessListener successListener,
FailureListener failureListener) {
DialerExecutorComponent.get(context)
.dialerExecutorFactory()
.createNonUiTaskBuilder(new RatingWorker(context, ratingValue, voicemailUri))
.onSuccess(output -> successListener.onRatingSuccess(voicemailUri))
.onFailure(e -> failureListener.onRatingFailure(e))
.build()
.executeParallel(null);
}
/** Worker class used to record a user's quality rating of a voicemail transcription. */
private static class RatingWorker implements DialerExecutor.Worker<Void, Void> {
private final Context context;
private final TranscriptionRatingValue ratingValue;
private final Uri voicemailUri;
private RatingWorker(Context context, TranscriptionRatingValue ratingValue, Uri voicemailUri) {
this.context = context;
this.ratingValue = ratingValue;
this.voicemailUri = voicemailUri;
}
@Override
public Void doInBackground(Void input) {
// Schedule a task to upload the feedback (requires network connectivity)
TranscriptionRatingService.scheduleTask(context, getFeedbackRequest());
// Record the fact that the transcription has been rated
TranscriptionDbHelper dbHelper = new TranscriptionDbHelper(context, voicemailUri);
dbHelper.setTranscriptionState(VoicemailCompat.TRANSCRIPTION_AVAILABLE_AND_RATED);
return null;
}
private SendTranscriptionFeedbackRequest getFeedbackRequest() {
ByteString audioData = TranscriptionUtils.getAudioData(context, voicemailUri);
String salt = voicemailUri.toString();
String voicemailId = TranscriptionUtils.getFingerprintFor(audioData, salt);
TranscriptionRating rating =
TranscriptionRating.newBuilder()
.setTranscriptionId(voicemailId)
.setRatingValue(ratingValue)
.build();
return SendTranscriptionFeedbackRequest.newBuilder().addRating(rating).build();
}
}
}
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