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package org.openecomp.core.tools.Commands.importdata;
import com.amdocs.zusammen.datatypes.Id;
import com.amdocs.zusammen.datatypes.SessionContext;
import org.openecomp.core.tools.store.ElementCassandraLoader;
import org.openecomp.core.tools.store.ElementNamespaceHandler;
import org.openecomp.core.tools.store.VersionCassandraLoader;
import org.openecomp.core.tools.store.zusammen.datatypes.ElementEntity;
import org.openecomp.sdc.logging.api.Logger;
import org.openecomp.sdc.logging.api.LoggerFactory;
import java.io.File;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
import static java.io.File.separator;
import static org.openecomp.core.tools.Commands.exportdata.ImportProperties.*;
public class ElementImport {
private static final Logger logger = LoggerFactory.getLogger(ElementImport.class);
public static final String ROOT_ITEM = Id.ZERO.getValue();
private ElementCassandraLoader elementCassandraLoader = new ElementCassandraLoader();
private ElementNamespaceHandler cassandraElementRepository = new ElementNamespaceHandler();
private VersionCassandraLoader versionCassandraLoader = new VersionCassandraLoader();
public void loadPath(SessionContext sessionContext, Path elementDir, String elementId, String[]
pathObjects) {
try {
if (!Files.isDirectory(elementDir)){
return;
}
// load info file
ElementEntity elementEntity = new ElementEntity();
Path infoFilePath = Paths.get(elementDir.toString() + separator + ELEMENT_INFO_PREFIX
+ elementId + JSON_POSTFIX);
if (Files.exists(infoFilePath)) {
String info = new String(Files.readAllBytes(infoFilePath));
elementEntity.setInfo(info);
}
// load relation file
Path realtionsFilePath = Paths.get(elementDir.toString() + separator
+ ELEMENT_RELATION_PREFIX + elementId + JSON_POSTFIX);
if (Files.exists(realtionsFilePath)) {
String relations = new String(Files.readAllBytes(realtionsFilePath));
elementEntity.setRelations(relations);
}
//load entity data
Path dataFilePath = Paths.get(elementDir.toString() + separator
+ ELEMENT_DATA_PREFIX + elementId + JSON_POSTFIX);
if (Files.exists(dataFilePath)) {
byte[] bytes = Files.readAllBytes(dataFilePath);
ByteBuffer data = ByteBuffer.wrap(bytes);
elementEntity.setData(data);
}
//load visualization
Path visualFilePath = Paths.get(elementDir.toString() + separator
+ ELEMENT_VISUALIZATION_PREFIX + elementId);
if (Files.exists(visualFilePath)) {
byte[] bytes = Files.readAllBytes(visualFilePath);
ByteBuffer visualization = ByteBuffer.wrap(bytes);
elementEntity.setVisualization(visualization);
}
//load searchable
Path searchableFilePath = Paths.get(elementDir.toString() + separator
+ ELEMENT_SEARCHABLE_PREFIX + elementId);
if (Files.exists(searchableFilePath)) {
byte[] bytes = Files.readAllBytes(searchableFilePath);
ByteBuffer searchable = ByteBuffer.wrap(bytes);
elementEntity.setSearchableData(searchable);
}
String element_Id = pathObjects[pathObjects.length - 1];
elementEntity.setSpace(pathObjects[2]);
elementEntity.setItemId(pathObjects[0]);
elementEntity.setVersionId(pathObjects[1]);
elementEntity.setElement_id(element_Id);
elementEntity.setNamespace(getNameSpace(pathObjects));
elementEntity.setParentId(getParentId(pathObjects));
elementEntity.setSubElementIds(getAllSubElementsIds(elementDir, element_Id));
elementCassandraLoader.createEntity(elementEntity);
cassandraElementRepository.createElementNamespace(elementEntity);
versionCassandraLoader.insertElementToVersion(elementEntity);
} catch (Exception ex) {
logger.error(ex.getMessage(), ex);
ex.printStackTrace();
}
}
private String getParentId(String[] pathObjects) {
if (pathObjects[pathObjects.length - 1].equals(ROOT_ITEM)) {
return null;
}
if (pathObjects.length == 4) {
return ROOT_ITEM;
}
return pathObjects[pathObjects.length - 2];
}
private Set<String> getAllSubElementsIds(Path root, String elementId) throws IOException {
if (elementId.equals(ROOT_ITEM)) {
root = root.getParent();
}
File file = root.toFile();
Set<String> retVal = new HashSet<>();
File[] files = file.listFiles();
for (File f : files){
if (f.isDirectory()){
retVal.add(f.getName());
}
}
retVal.remove(ROOT_ITEM);
return retVal;
}
private String getNameSpace(String[] pathObjects) {
if (pathObjects.length <= 4) {
return "";
}
if (pathObjects.length == 5) {
return pathObjects[3];
}
return Arrays.stream(pathObjects, 3, pathObjects.length - 1)
.reduce("", (s1, s2) -> s1 + File.separator + s2);
}
}
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