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/*-
 * ============LICENSE_START=======================================================
 * SDC
 * ================================================================================
 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * 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.openecomp.sdc.be.model.operations.impl;

import org.openecomp.sdc.be.dao.graph.datatype.GraphEdge;
import org.openecomp.sdc.be.dao.neo4j.GraphEdgePropertiesDictionary;
import org.openecomp.sdc.be.model.ComponentInstance;
import org.openecomp.sdc.be.model.operations.api.ToscaDefinitionPathCalculator;
import org.springframework.stereotype.Component;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;

@Component("tosca-path-calculator")
public class ToscaDefinitionPathCalculatorImpl implements ToscaDefinitionPathCalculator {

    @Override
    public List<String> calculateToscaDefinitionPath(ComponentInstance componentInstance, GraphEdge edge) {
        String ownerId = getCapReqOwner(edge);
        String instanceId = componentInstance.getUniqueId();
        return ownerId.equals(instanceId) ? Collections.singletonList(instanceId) : Arrays.asList(instanceId, ownerId);
    }

    private String getCapReqOwner(GraphEdge edge) {
        String ownerIdKey = GraphEdgePropertiesDictionary.OWNER_ID.getProperty();
        return (String)edge.getProperties().get(ownerIdKey);
    }
}