java/com/android/voicemailomtp/utils/VoicemailDatabaseUtil.java

/*
 * Copyright (C) 2016 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.voicemailomtp.utils;

import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.Context;
import android.net.Uri;
import android.provider.VoicemailContract.Voicemails;
import android.telecom.PhoneAccountHandle;
import com.android.voicemailomtp.Voicemail;
import java.util.List;

public class VoicemailDatabaseUtil {

    /**
     * Inserts a new voicemail into the voicemail content provider.
     *
     * @param context The context of the app doing the inserting
     * @param voicemail Data to be inserted
     * @return {@link Uri} of the newly inserted {@link Voicemail}
     * @hide
     */
    public static Uri insert(Context context, Voicemail voicemail) {
        ContentResolver contentResolver = context.getContentResolver();
        ContentValues contentValues = getContentValues(voicemail);
        return contentResolver
                .insert(Voicemails.buildSourceUri(context.getPackageName()), contentValues);
    }

    /**
     * Inserts a list of voicemails into the voicemail content provider.
     *
     * @param context The context of the app doing the inserting
     * @param voicemails Data to be inserted
     * @return the number of voicemails inserted
     * @hide
     */
    public static int insert(Context context, List<Voicemail> voicemails) {
        ContentResolver contentResolver = context.getContentResolver();
        int count = voicemails.size();
        for (int i = 0; i < count; i++) {
            ContentValues contentValues = getContentValues(voicemails.get(i));
            contentResolver
                    .insert(Voicemails.buildSourceUri(context.getPackageName()), contentValues);
        }
        return count;
    }


    /**
     * Maps structured {@link Voicemail} to {@link ContentValues} in content provider.
     */
    private static ContentValues getContentValues(Voicemail voicemail) {
        ContentValues contentValues = new ContentValues();
        contentValues.put(Voicemails.DATE, String.valueOf(voicemail.getTimestampMillis()));
        contentValues.put(Voicemails.NUMBER, voicemail.getNumber());
        contentValues.put(Voicemails.DURATION, String.valueOf(voicemail.getDuration()));
        contentValues.put(Voicemails.SOURCE_PACKAGE, voicemail.getSourcePackage());
        contentValues.put(Voicemails.SOURCE_DATA, voicemail.getSourceData());
        contentValues.put(Voicemails.IS_READ, voicemail.isRead() ? 1 : 0);

        PhoneAccountHandle phoneAccount = voicemail.getPhoneAccount();
        if (phoneAccount != null) {
            contentValues.put(Voicemails.PHONE_ACCOUNT_COMPONENT_NAME,
                    phoneAccount.getComponentName().flattenToString());
            contentValues.put(Voicemails.PHONE_ACCOUNT_ID, phoneAccount.getId());
        }

        if (voicemail.getTranscription() != null) {
            contentValues.put(Voicemails.TRANSCRIPTION, voicemail.getTranscription());
        }

        return contentValues;
    }
}