/*-
 * ============LICENSE_START=======================================================
 * org.openecomp.aai
 * ================================================================================
 * 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.aai.dbmodel;
//import static com.jayway.jsonpath.Criteria.where;
//import static com.jayway.jsonpath.Filter.filter;
//
//import java.io.IOException;
//import java.nio.file.Files;
//import java.nio.file.Paths;
//import java.util.Collection;
//import java.util.List;
//import java.util.Map;
//import java.util.Map.Entry;
//
//import org.openecomp.aai.introspection.Version;
//import org.openecomp.aai.serialization.db.AAIDirection;
//
//import com.google.common.collect.Multimap;
//import com.jayway.jsonpath.Configuration;
//import com.jayway.jsonpath.DocumentContext;
//import com.jayway.jsonpath.JsonPath;
//import com.jayway.jsonpath.Option;
//
//public class ConvertDeleteScope {
//	
//	
//	
//	private static final String edgeClasspath = "org.openecomp.aai.dbmodel";
//	private static final String edgeClassSuffix = ".%s.gen";
//	private static final String jsonEdgeFile = "src/main/resources/dbedgerules/DbEdgeRules_%s.json";
//
//	public static void main(String[] args) throws InstantiationException, IllegalAccessException, ClassNotFoundException, IOException, IllegalArgumentException, NoSuchFieldException, SecurityException {
//		for (Version v : Version.values()) {
//			convert(v);
//		}
//	}
//	private static void convert(Version v) throws IOException, InstantiationException, IllegalAccessException, ClassNotFoundException, IllegalArgumentException, NoSuchFieldException, SecurityException {
//		DocumentContext rulesDoc;
//		Multimap<String, String> deleteScope;
//		Configuration conf = Configuration.defaultConfiguration().addOptions(Option.ALWAYS_RETURN_LIST, Option.SUPPRESS_EXCEPTIONS);
//
//		rulesDoc = JsonPath.using(conf).parse(readFile(String.format(jsonEdgeFile, v)));
//		if (v.equals(Version.getLatest())) {
//			Object rules = Class.forName(edgeClasspath + ".DbEdgeRules").newInstance();
//			deleteScope = (Multimap<String, String>) rules.getClass().getField("DefaultDeleteScope").get(rules);
//		} else {
//			Object rules = Class.forName(edgeClasspath + String.format(edgeClassSuffix, v) + ".DbEdgeRules").newInstance();
//			deleteScope = (Multimap<String, String>) rules.getClass().getField("DefaultDeleteScope").get(rules);
//		}
//		Collection<Entry<String, String>> entries = deleteScope.entries();
//		for (Entry<String, String> entry : entries) {
//			String key = entry.getKey();
//			String value = entry.getValue();
//			
//			addRule(rulesDoc, key, value);
//			
//		}
//		List<Map<String, String>> results = rulesDoc.read("$.rules.[?]", filter(where("preventDelete").exists(false)));
//		for (Map<String, String> result : results) {
//			result.put("preventDelete", AAIDirection.NONE.toString());
//		}
//		System.out.println("Version: " + v + " " + rulesDoc.jsonString());
//		
//		
//	}
//	
//	private static String readFile (String path) throws IOException {
//		return new String(Files.readAllBytes(Paths.get(path)));
//	}
//	
//	private static void addRule(DocumentContext rulesDoc, String nodeType, String deleteScope) {
//		
//		if (deleteScope.equals("THIS_NODE_ONLY")) {
//			List<Map<String, String>> results = rulesDoc.read("$.rules.[?]", filter(
//					where("from").is(nodeType)
//				).and(
//					filter(where("isParent").is("${direction}")).or(
//							where("hasDelTarget").is("${direction}")
//					)
//				)
//			);
//			for (Map<String, String> result : results) {
//				result.put("preventDelete", "${direction}");
//			}
//		} else if (deleteScope.contains("_IN_")) {
//			List<Map<String, String>> results = rulesDoc.read("$.rules.[?]", filter(where("to").is(nodeType).and("isParent").is("false")));
//			for (Map<String, String> result : results) {
//				result.put("preventDelete", "!${direction}");
//			}
//		} else {
//			
//		}
//	}
//	
//
//}