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/**
* Copyright (c) 2018 Orange
*
* 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.nbi.apis.serviceinventory;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import org.onap.nbi.apis.serviceinventory.jolt.FindServiceInventoryJsonTransformer;
import org.onap.nbi.apis.serviceinventory.jolt.GetServiceInventoryJsonTransformer;
import org.onap.nbi.exceptions.BackendFunctionalException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.stereotype.Service;
import org.springframework.util.CollectionUtils;
import org.springframework.util.MultiValueMap;
import org.springframework.util.StringUtils;
@Service
public class ServiceInventoryService {
@Autowired
NbiClient nbiClient;
@Autowired
AaiClient aaiClient;
@Autowired
GetServiceInventoryJsonTransformer getServiceInventoryJsonTransformer;
@Autowired
FindServiceInventoryJsonTransformer findServiceInventoryJsonTransformer;
private static final Logger LOGGER = LoggerFactory.getLogger(ServiceInventoryService.class);
public Map get(String serviceId, MultiValueMap<String, String> params) {
String clientId = params.getFirst("relatedParty.id");
String serviceSpecId = params.getFirst("serviceSpecification.id");
String serviceSpecName = params.getFirst("serviceSpecification.name");
if (StringUtils.isEmpty(serviceSpecId) && StringUtils.isEmpty(serviceSpecName)) {
throw new BackendFunctionalException(HttpStatus.NOT_FOUND,
"serviceSpecName or serviceSpecId must be provided","serviceSpecName or serviceSpecId must be provided");
}
String customerId = getCustomerId(clientId);
String serviceName = getServiceName(serviceSpecName, serviceSpecId);
Map serviceResponse = aaiClient.getCatalogService(customerId, serviceName, serviceId);
if (serviceResponse != null) {
addVnfsToResponse(serviceResponse);
LinkedHashMap serviceInventoryResponse =
(LinkedHashMap) getServiceInventoryJsonTransformer.transform(serviceResponse);
addRelatedPartyId(customerId, serviceInventoryResponse);
return serviceInventoryResponse;
} else {
throw new BackendFunctionalException(HttpStatus.NOT_FOUND, "no catalog service found","no catalog service found");
}
}
private String getCustomerId(String clientId) {
if (StringUtils.isEmpty(clientId)) {
return "generic";
} else {
return clientId;
}
}
private String getServiceName(String serviceSpecificationName, String serviceSpecificationId) {
if (StringUtils.isEmpty(serviceSpecificationName)) {
Map serviceSpecification = nbiClient.getServiceSpecification(serviceSpecificationId);
return (String) serviceSpecification.get("name");
} else {
return serviceSpecificationName;
}
}
private void addRelatedPartyId(String customerId, LinkedHashMap serviceInventoryResponse) {
LinkedHashMap relatedParty = (LinkedHashMap) serviceInventoryResponse.get("relatedParty");
relatedParty.put("id", customerId);
}
private void addVnfsToResponse(Map serviceResponse) {
List<Map> vnfs = new ArrayList<>();
LinkedHashMap relationShip = (LinkedHashMap) serviceResponse.get("relationship-list");
if (relationShip != null) {
List<LinkedHashMap> relationsList = (List<LinkedHashMap>) relationShip.get("relationship");
if (relationsList != null) {
for (LinkedHashMap relation : relationsList) {
String relatedLink = (String) relation.get("related-link");
Map vnf = aaiClient.getVNF(relatedLink);
if (vnf != null) {
vnfs.add(vnf);
}
}
serviceResponse.put("vnfs", vnfs);
}
}
}
public List<LinkedHashMap> find(MultiValueMap<String, String> params) {
String clientId = params.getFirst("relatedParty.id");
String serviceSpecId = params.getFirst("serviceSpecification.id");
String serviceSpecName = params.getFirst("serviceSpecification.name");
String customerId = getCustomerId(clientId);
String serviceName;
List<LinkedHashMap> serviceInstances = new ArrayList<>();
if (StringUtils.isEmpty(serviceSpecId) && StringUtils.isEmpty(serviceSpecName)) {
handleFindWithNoServiceParam(customerId, serviceInstances);
} else {
serviceName = getServiceName(serviceSpecName, serviceSpecId);
buildServiceInstances(serviceInstances, customerId, serviceName);
}
List<LinkedHashMap> serviceInventoryResponse = new ArrayList<>();
if(!CollectionUtils.isEmpty(serviceInstances)){
serviceInventoryResponse =
findServiceInventoryJsonTransformer.transform(serviceInstances);
for (LinkedHashMap serviceInventory : serviceInventoryResponse) {
LinkedHashMap party = (LinkedHashMap) serviceInventory.get("relatedParty");
party.put("id", customerId);
}
}else {
LOGGER.warn("no service instance found for customer {} ",customerId);
}
return serviceInventoryResponse;
}
private void handleFindWithNoServiceParam(String customerId, List<LinkedHashMap> serviceInstances) {
Map servicesInAaiForCustomer = aaiClient.getServicesInAaiForCustomer(customerId);
if(servicesInAaiForCustomer!=null){
List<LinkedHashMap> servicesInAAI =
(List<LinkedHashMap>) servicesInAaiForCustomer.get("service-subscription");
for (LinkedHashMap service : servicesInAAI) {
String serviceType = (String) service.get("service-type");
buildServiceInstances(serviceInstances, customerId, serviceType);
}
}else {
LOGGER.warn("no service instance found for customer {} ",customerId);
}
}
private void buildServiceInstances(List<LinkedHashMap> serviceInstances, String customerId, String serviceType) {
Map serviceInstancesInAaiForCustomer =
aaiClient.getServiceInstancesInAaiForCustomer(customerId, serviceType);
if (serviceInstancesInAaiForCustomer != null) {
List<LinkedHashMap> serviceInstancesForServiceType =
(List<LinkedHashMap>) serviceInstancesInAaiForCustomer.get("service-instance");
if (!CollectionUtils.isEmpty(serviceInstancesForServiceType)) {
// add service type for jolt
for (LinkedHashMap serviceInstanceForServiceType : serviceInstancesForServiceType) {
serviceInstanceForServiceType.put("service-type", serviceType);
}
serviceInstances.addAll(serviceInstancesForServiceType);
} else {
LOGGER.warn("no service instance found for customer {} and service type {}",customerId,serviceType);
}
} else {
LOGGER.warn("no service instance found for customer {} and service type {}",customerId,serviceType);
}
}
}
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