/**
 * The contents of this file are subject to the OpenMRS Public License
 * Version 1.0 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://license.openmrs.org
 *
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
 * License for the specific language governing rights and limitations
 * under the License.
 *
 * Copyright (C) OpenMRS, LLC.  All Rights Reserved.
 */
package org.openmrs.web.dwr;

import java.util.List;
import java.util.Vector;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.openmrs.Person;
import org.openmrs.Relationship;
import org.openmrs.RelationshipType;
import org.openmrs.api.PersonService;
import org.openmrs.api.context.Context;

public class DWRRelationshipService {
	
	protected final Log log = LogFactory.getLog(getClass());
	
	public void createRelationship(Integer personAId, Integer personBId, Integer relationshipTypeId) {
		PersonService ps = Context.getPersonService();
		Person personA = ps.getPerson(personAId);
		Person personB = ps.getPerson(personBId);
		RelationshipType relType = Context.getPersonService().getRelationshipType(relationshipTypeId);
		Relationship rel = new Relationship();
		rel.setPersonA(personA);
		rel.setPersonB(personB);
		rel.setRelationshipType(relType);
		ps.saveRelationship(rel);
	}
	
	public void voidRelationship(Integer relationshipId, String voidReason) {
		Context.getPersonService().voidRelationship(Context.getPersonService().getRelationship(relationshipId), voidReason);
	}
	
	public Vector<RelationshipListItem> getRelationships(Integer personId, Integer relationshipTypeId) {
		// hack to make sure other relationships aren't still hanging around
		Context.clearSession();
		
		Vector<RelationshipListItem> ret = new Vector<RelationshipListItem>();
		List<Relationship> rels = Context.getPersonService()
		        .getRelationshipsByPerson(Context.getPersonService().getPerson(personId));
		for (Relationship rel : rels) {
			if (!rel.isVoided()
			        && (relationshipTypeId == null || rel.getRelationshipType().getRelationshipTypeId().equals(
			            relationshipTypeId))) {
				ret.add(new RelationshipListItem(rel));
			}
		}
		return ret;
	}
	
}