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/*
 * Copyright (C) 2019 Bell Canada. All rights reserved.
 *
 * NOTICE:  All the intellectual and technical concepts contained herein are
 * proprietary to Bell Canada and are protected by trade secret or copyright law.
 * Unauthorized copying of this file, via any medium is strictly prohibited.
 */

package org.onap.ccsdk.apps.cdssdclistener;

import static org.onap.sdc.utils.DistributionActionResultEnum.SUCCESS;
import java.util.List;
import org.onap.sdc.api.IDistributionClient;
import org.onap.sdc.api.consumer.INotificationCallback;
import org.onap.sdc.api.notification.IArtifactInfo;
import org.onap.sdc.api.notification.INotificationData;
import org.onap.sdc.api.results.IDistributionClientDownloadResult;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

@Component
public class CdsSdcListenerNotificationCallback implements INotificationCallback {

    @Autowired
    private CdsSdcListenerDto cdsSdcListenerDto;

    private static final Logger LOGGER = LoggerFactory.getLogger(CdsSdcListenerNotificationCallback.class);

    @Override
    public void activateCallback(INotificationData notificationData) {
        LOGGER.info(notificationData.getDistributionID(), "The UUID generated by SDC {}");
        processNotification(notificationData);
    }

    private void processNotification(INotificationData notificationData) {
        downlaodCsarArtifacts(notificationData.getServiceArtifacts());
    }

    /**
     * Download the TOSCA CSAR artifact.
     * @param artifactInfo - An object consists of Artifact information.
     */
    private void downlaodCsarArtifacts(List<IArtifactInfo> artifactInfo) {
        final IDistributionClient distributionClient = cdsSdcListenerDto.getDistributionClient();

        artifactInfo.forEach(info -> {
            final String url = info.getArtifactURL();
            final String id = info.getArtifactUUID();
            if (info.getArtifactType().equals(CdsSdcListenerConfiguration.TOSCA_CSAR)) {
                LOGGER.info("Trying to download the artifact from : {} and UUID is {} ", url, id);

                IDistributionClientDownloadResult result = distributionClient.download(info);

                if (!result.getDistributionActionResult().equals(SUCCESS)) {
                    LOGGER.info("Failed to download the artifact from : {} due to {} ", url,
                        result.getDistributionActionResult());
                } else {
                    parseCBAFileFromCsar(result);
                }
            }
        });
    }

    private void parseCBAFileFromCsar(IDistributionClientDownloadResult result) {

    }
}