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/*
* Copyright © 2016-2017 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.core.impl;
import static org.openecomp.core.converter.datatypes.Constants.ONAP_INDEX;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Optional;
import java.util.stream.Collectors;
import org.apache.commons.collections4.MapUtils;
import org.onap.sdc.tosca.datatypes.model.DataType;
import org.onap.sdc.tosca.datatypes.model.Import;
import org.onap.sdc.tosca.datatypes.model.NodeType;
import org.onap.sdc.tosca.datatypes.model.ServiceTemplate;
import org.openecomp.core.utilities.orchestration.OnboardingTypesEnum;
import org.openecomp.sdc.translator.services.heattotosca.globaltypes.GlobalTypesGenerator;
public class GlobalSubstitutionServiceTemplate extends ServiceTemplate {
public static final String GLOBAL_SUBSTITUTION_SERVICE_FILE_NAME =
"GlobalSubstitutionTypesServiceTemplate.yaml";
public static final String TEMPLATE_NAME_PROPERTY = "template_name";
public static final String DEFINITION_VERSION = "tosca_simple_yaml_1_0_0";
public static final String HEAT_INDEX = "openecomp_heat_index";
public static final String HEAT_INDEX_IMPORT_FILE = "openecomp-heat/_index.yml";
public static final String ONAP_INDEX_IMPORT_FILE = "onap/_index.yml";
// transient needed to avoid being parsed as a YAML String. Used parser is reading fields instead of getters,
// although it ignores static or transient fields.
private final transient Map<String, ServiceTemplate> globalServiceTemplates;
private final transient Map<String, DataType> globalDataTypeMap;
public GlobalSubstitutionServiceTemplate() {
super();
init();
globalServiceTemplates =
GlobalTypesGenerator.getGlobalTypesServiceTemplate(OnboardingTypesEnum.CSAR);
globalDataTypeMap = loadGlobalDataTypes();
}
public void init() {
writeDefinitionSection();
writeMetadataSection();
writeImportsSection();
setNode_types(new HashMap<>());
setData_types(new HashMap<>());
}
public void appendNodes(final Map<String, NodeType> nodes) {
final Optional<Map<String, NodeType>> nodeTypesToAdd = findNonGlobalTypesNodes(nodes);
nodeTypesToAdd.ifPresent(nodeTypes -> getNode_types().putAll(nodeTypes));
}
public void appendDataTypes(final Map<String, DataType> dataTypeMap) {
if (MapUtils.isEmpty(dataTypeMap)) {
return;
}
dataTypeMap.entrySet().stream()
.filter(dataTypeEntry -> !isGlobalDataType(dataTypeEntry.getKey()))
.forEach(dataTypeEntry -> {
final Optional<DataType> dataType = parseDataTypeToYamlObject(dataTypeEntry);
dataType.ifPresent(dataType1 -> getData_types().put(dataTypeEntry.getKey(), dataType1));
});
}
private void writeImportsSection() {
List<Map<String, Import>> imports = new ArrayList<>();
Map<String, Import> stringImportMap = new HashMap<>();
imports.add(stringImportMap);
setImports(imports);
Import imprtObj = new Import();
imprtObj.setFile(HEAT_INDEX_IMPORT_FILE);
stringImportMap.put(HEAT_INDEX, imprtObj);
Import onapDefinitionsImport = new Import();
onapDefinitionsImport.setFile(ONAP_INDEX_IMPORT_FILE);
stringImportMap.put(ONAP_INDEX, onapDefinitionsImport);
}
private void writeMetadataSection() {
Map<String, String> metadata = new HashMap<>();
metadata.put(TEMPLATE_NAME_PROPERTY, "GlobalSubstitutionTypes");
setMetadata(metadata);
}
private void writeDefinitionSection() {
setTosca_definitions_version(DEFINITION_VERSION);
}
private Optional<Map<String, NodeType>> findNonGlobalTypesNodes(final Map<String, NodeType> nodes){
final Map<String, NodeType> globalNodeTypes = getAllGlobalNodeTypes();
if (MapUtils.isEmpty(globalNodeTypes)) {
return Optional.of(nodes);
}
final Map<String, NodeType> nodeTypesToAdd = new HashMap<>();
for(Map.Entry<String, NodeType> nodeTypeEntry : nodes.entrySet()){
if(!globalNodeTypes.containsKey(nodeTypeEntry.getKey())){
Optional<NodeType> nodeType = parseNodeTypeToYamlObject(nodeTypeEntry);
nodeType
.ifPresent(nodeTypeValue -> nodeTypesToAdd.put(nodeTypeEntry.getKey(), nodeTypeValue));
}
}
return Optional.of(nodeTypesToAdd);
}
private boolean isGlobalDataType(final String dataType) {
if (MapUtils.isEmpty(globalDataTypeMap)) {
return false;
}
return globalDataTypeMap.containsKey(dataType);
}
private Optional<NodeType> parseNodeTypeToYamlObject(final Entry<String, NodeType> nodeTypeEntry) {
return ToscaConverterUtil
.createObjectFromClass(nodeTypeEntry.getKey(), nodeTypeEntry.getValue(), NodeType.class);
}
private Optional<DataType> parseDataTypeToYamlObject(final Entry<String, DataType> dataTypeEntry) {
return ToscaConverterUtil
.createObjectFromClass(dataTypeEntry.getKey(), dataTypeEntry.getValue(), DataType.class);
}
private Map<String, DataType> loadGlobalDataTypes() {
return globalServiceTemplates.values().stream()
.map(ServiceTemplate::getData_types)
.filter(MapUtils::isNotEmpty)
.flatMap(stringDataTypeMap -> stringDataTypeMap.entrySet().stream())
.collect(Collectors.toMap(Entry::getKey, Entry::getValue, (dataType, dataType2) -> dataType));
}
private Map<String, NodeType> getAllGlobalNodeTypes(){
Map<String, NodeType> globalNodeTypes = new HashMap<>();
for(Map.Entry<String, ServiceTemplate> serviceTemplateEntry : globalServiceTemplates.entrySet()){
if(isNodesServiceTemplate(serviceTemplateEntry.getKey())){
globalNodeTypes.putAll(serviceTemplateEntry.getValue().getNode_types());
}
}
return globalNodeTypes;
}
private boolean isNodesServiceTemplate(String filename) {
return filename.endsWith("nodes.yml") || filename.endsWith("nodes.yaml");
}
}
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