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/*-
 * ============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.parsers.uri;

import java.io.UnsupportedEncodingException;
import java.net.URI;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;

import org.openecomp.aai.exceptions.AAIException;
import org.openecomp.aai.introspection.Introspector;
import org.openecomp.aai.introspection.Loader;

import com.google.common.base.Joiner;

/**
 * Creates a Unique database key from a URI
 * 
 * The key is of the form node-type/key(s).
 */
public class URIToDBKey implements Parsable {

	
	private List<String> dbKeys = new ArrayList<>();

	/**
	 * Instantiates a new URI to DB key.
	 *
	 * @param loader the loader
	 * @param uri the uri
	 * @throws IllegalArgumentException the illegal argument exception
	 * @throws AAIException the AAI exception
	 * @throws UnsupportedEncodingException the unsupported encoding exception
	 */
	public URIToDBKey(Loader loader, URI uri) throws IllegalArgumentException, AAIException, UnsupportedEncodingException {
		
		URIParser parser = new URIParser(loader, uri);
		parser.parse(this);
	}
	/*
	public URIToDBKey(Version version, String uri) throws IllegalArgumentException {
		
		super(version, uri);
		try {
			context = ModelInjestor.getInstance().getContextForVersion(version);
			if (context == null) {
				throw new IllegalArgumentException("could not find a context for version: " + version);
			}
			this.parse();
		} catch (Exception e) {
			throw new IllegalArgumentException("uri not valid against our model: " + uri);
		}
	}*/
	
	/**
	 * @{inheritDoc}
	 */
	@Override
	public void processObject (Introspector obj, Map<String, String> uriKeys) {
		
		dbKeys.add(obj.getDbName());

		for (String key : uriKeys.keySet()) {
			dbKeys.add(uriKeys.get(key).toString());
		}
	}
	
	/**
	 * @{inheritDoc}
	 */
	@Override
	public void processContainer (Introspector obj, Map<String, String> uriKeys, boolean isFinalContainer) {
		
	}
	
	/**
	 * @{inheritDoc}
	 */
	@Override
	public void processNamespace(Introspector obj) {
	
	}
	
	/**
	 * @{inheritDoc}
	 */
	@Override
	public String getCloudRegionTransform() {
		return "add";
	}
	
	/**
	 * Gets the result.
	 *
	 * @return the result
	 */
	public Object getResult() {
		return Joiner.on("/").join(this.dbKeys);
	}

	/**
	 * @{inheritDoc}
	 */
	@Override
	public boolean useOriginalLoader() {
		return false;
	}
}