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/*
 * Copyright © 2016-2018 European Support 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.
 */

package org.openecomp.sdc.translator.services.heattotosca.impl.resourcetranslation;

import java.util.List;
import java.util.Map;

import org.onap.sdc.tosca.datatypes.model.NodeTemplate;
import org.openecomp.sdc.common.togglz.ToggleableFeature;
import org.openecomp.sdc.heat.services.HeatConstants;
import org.openecomp.sdc.tosca.datatypes.ToscaNodeType;
import org.openecomp.sdc.tosca.services.DataModelUtil;
import org.openecomp.sdc.translator.datatypes.heattotosca.to.TranslateTo;
import org.openecomp.sdc.translator.services.heattotosca.HeatToToscaUtil;
import org.openecomp.sdc.translator.services.heattotosca.helper.ContrailV2VirtualMachineInterfaceHelper;
import org.openecomp.sdc.translator.services.heattotosca.mapping.TranslatorHeatToToscaPropertyConverter;


public class ResourceTranslationContrailV2VmInterfaceImpl extends ResourceTranslationBase {
    private final ContrailV2VirtualMachineInterfaceHelper contrailV2VirtualMachineInterfaceHelper =
            new ContrailV2VirtualMachineInterfaceHelper();

    @Override
    protected boolean isEssentialRequirementsValid(TranslateTo translateTo) {
        if (contrailV2VirtualMachineInterfaceHelper
                .isVlanSubInterfaceResource(translateTo.getResource())) {
            return ToggleableFeature.VLAN_TAGGING.isActive() && contrailV2VirtualMachineInterfaceHelper
                    .isVlanSubInterfaceConnectedToPortIndirectly(translateTo);
        }
        return true;
    }

    @Override
    protected void translate(TranslateTo translateTo) {
        if (contrailV2VirtualMachineInterfaceHelper
                .isVlanSubInterfaceResource(translateTo.getResource())) {
            translateVlanSubInterfaceResource(translateTo);
        } else {
            translateVirtualMachineInterfaceResource(translateTo);
        }
    }


    private void translateVirtualMachineInterfaceResource(TranslateTo translateTo) {
        NodeTemplate nodeTemplate = new NodeTemplate();
        nodeTemplate.setType(ToscaNodeType.CONTRAILV2_VIRTUAL_MACHINE_INTERFACE);
        nodeTemplate.setProperties(TranslatorHeatToToscaPropertyConverter
                .getToscaPropertiesSimpleConversion(translateTo.getServiceTemplate(),
                        translateTo.getResourceId(), translateTo.getResource().getProperties(),
                        nodeTemplate.getProperties(), translateTo.getHeatFileName(),
                        translateTo.getHeatOrchestrationTemplate(), translateTo.getResource().getType(),
                        nodeTemplate, translateTo.getContext()));
        String toscaVmiRefsPropertyName =
                HeatToToscaUtil.getToscaPropertyName(translateTo, HeatConstants.VMI_REFS_PROPERTY_NAME);
        nodeTemplate.getProperties().remove(toscaVmiRefsPropertyName);
        handleVmiMacAddressesInProperties(translateTo, nodeTemplate);
        contrailV2VirtualMachineInterfaceHelper.connectVmiToNetwork(this, translateTo, nodeTemplate);
        DataModelUtil.addNodeTemplate(translateTo.getServiceTemplate(), translateTo.getTranslatedId(), nodeTemplate);
    }

    private void handleVmiMacAddressesInProperties(TranslateTo translateTo,
                                                   NodeTemplate nodeTemplate) {
        String toscaVmiMacAddressesName =
                HeatToToscaUtil.getToscaPropertyName(translateTo, HeatConstants.VMI_MAC_ADDRESSES);
        String toscaVmiMacAddressesMacAddressesName = HeatToToscaUtil
                        .getToscaPropertyName(translateTo, HeatConstants.VMI_MAC_ADDRESSES_MAC_ADDRESSES);
        if (nodeTemplate.getProperties().containsKey(toscaVmiMacAddressesName)) {
            Object macAddressesValue = nodeTemplate.getProperties().get(toscaVmiMacAddressesName);
            if (macAddressesValue instanceof Map && ((Map<String, Object>) macAddressesValue).containsKey(
                    toscaVmiMacAddressesMacAddressesName)) {
                updateMacAddressesMacAddressesInProperties(nodeTemplate, toscaVmiMacAddressesName,
                        toscaVmiMacAddressesMacAddressesName, (Map<String, Object>) macAddressesValue);
            }
        }
    }

    private void updateMacAddressesMacAddressesInProperties(NodeTemplate nodeTemplate,
                                                            String toscaVmiMacAddressesName,
                                                            String toscaVmiMacAddressesMacAddressesName,
                                                            Map<String, Object> macAddressesValue) {
        Object macAddressesMacAddressesValue =
                macAddressesValue.get(toscaVmiMacAddressesMacAddressesName);
        if (macAddressesMacAddressesValue instanceof List) {
            nodeTemplate.getProperties().put(toscaVmiMacAddressesName, macAddressesMacAddressesValue);
        } else {
            nodeTemplate.getProperties().remove(toscaVmiMacAddressesName);
        }
    }

    private void translateVlanSubInterfaceResource(TranslateTo translateTo) {
        new ResourceTranslationContrailV2VlanSubInterfaceImpl().translate(translateTo);
    }

}