package org.argeo.cms.jcr.gcr;

import java.util.Arrays;
import java.util.Iterator;

import javax.jcr.Repository;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import javax.xml.namespace.NamespaceContext;

import org.argeo.api.gcr.Content;
import org.argeo.api.gcr.spi.ContentProvider;
import org.argeo.api.gcr.spi.ProvidedSession;
import org.argeo.cms.jcr.CmsJcrUtils;
import org.argeo.jcr.JcrException;
import org.argeo.jcr.JcrUtils;

public class JcrContentProvider implements ContentProvider, NamespaceContext {
	private Repository jcrRepository;
	private Session adminSession;

	public void init() {
		adminSession = CmsJcrUtils.openDataAdminSession(jcrRepository, null);
	}

	public void destroy() {
		JcrUtils.logoutQuietly(adminSession);
	}

	public void setJcrRepository(Repository jcrRepository) {
		this.jcrRepository = jcrRepository;
	}

	@Override
	public Content get(ProvidedSession session, String mountPath, String relativePath) {
		// TODO Auto-generated method stub
		return null;
	}

	/*
	 * NAMESPACE CONTEXT
	 */
	@Override
	public String getNamespaceURI(String prefix) {
		try {
			return adminSession.getNamespaceURI(prefix);
		} catch (RepositoryException e) {
			throw new JcrException(e);
		}
	}

	@Override
	public String getPrefix(String namespaceURI) {
		try {
			return adminSession.getNamespacePrefix(namespaceURI);
		} catch (RepositoryException e) {
			throw new JcrException(e);
		}
	}

	@Override
	public Iterator<String> getPrefixes(String namespaceURI) {
		try {
			return Arrays.asList(adminSession.getNamespacePrefix(namespaceURI)).iterator();
		} catch (RepositoryException e) {
			throw new JcrException(e);
		}
	}

}