/*
 * Copyright © 2018-2019 AT&T Intellectual Property.
 *
 * 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 org.onap.ccsdk.cds.blueprintsprocessor.nats.utils

import org.onap.ccsdk.cds.blueprintsprocessor.nats.NatsLibConstants
import org.onap.ccsdk.cds.controllerblueprints.core.BlueprintConstants
import org.onap.ccsdk.cds.controllerblueprints.core.utils.ClusterUtils

object NatsClusterUtils {

    fun clusterId(): String {
        return System.getenv(NatsLibConstants.PROPERTY_NATS_CLUSTER_ID)
            ?: ClusterUtils.clusterId()
    }

    fun applicationSubject(appName: String, subject: String): String {
        return "$appName.$subject"
    }

    fun currentApplicationSubject(subject: String): String {
        return "${BlueprintConstants.APP_NAME}.$subject"
    }

    fun currentNodeDurable(subject: String): String {
        return "${ClusterUtils.clusterNodeId()}-$subject"
    }

    fun applicationLoadBalanceGroup(): String {
        return "${BlueprintConstants.APP_NAME}"
    }
}