/*******************************************************************************
 *  ============LICENSE_START=======================================================
 *  slice-analysis-ms
 *  ================================================================================
 *   Copyright (C) 2020 Wipro Limited.
 *   ==============================================================================
 *     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.
 *     ============LICENSE_END=========================================================
 *
 *******************************************************************************/

package org.onap.slice.analysis.ms.dmaap;

import com.att.nsa.cambria.client.CambriaBatchingPublisher;
import java.io.IOException;
import java.util.Map;

import org.onap.slice.analysis.ms.models.Configuration;
import org.onap.slice.analysis.ms.utils.DmaapUtils;

/**
 * Client class to handle Policy interactions 
 */
public class PolicyDmaapClient {

    private DmaapUtils dmaapUtils;

    private Configuration configuration;

    public PolicyDmaapClient(DmaapUtils dmaapUtils, Configuration configuration) {
        this.dmaapUtils = dmaapUtils;
        this.configuration = configuration;
    }

    /**
     * Method stub for sending notification to policy.
     */
    @SuppressWarnings("unchecked")
    public boolean sendNotificationToPolicy(String msg) {
        Map<String, Object> streamsPublishes = configuration.getStreamsPublishes();
        String policyTopicUrl = ((Map<String, String>) ((Map<String, Object>) streamsPublishes.get("CL_topic"))
                .get("dmaap_info")).get("topic_url");
        String[] policyTopicSplit = policyTopicUrl.split("\\/");
        String policyTopic = policyTopicSplit[policyTopicSplit.length - 1];
        CambriaBatchingPublisher cambriaBatchingPublisher;
        try {

            cambriaBatchingPublisher = dmaapUtils.buildPublisher(configuration, policyTopic);

            NotificationProducer notificationProducer = new NotificationProducer(cambriaBatchingPublisher);
            notificationProducer.sendNotification(msg);
        } catch (IOException e) {
            return false;
        }
        return true;
    }

}