package cz.frantovo.alt2xml.vstup;

import java.io.IOException;

import java.io.InputStreamReader;

import java.util.logging.Level;

import java.util.logging.Logger;

import org.json.simple.parser.JSONParser;

import org.json.simple.parser.ParseException;

import org.xml.sax.ContentHandler;

import org.xml.sax.DTDHandler;

import org.xml.sax.EntityResolver;

import org.xml.sax.ErrorHandler;

import org.xml.sax.InputSource;

import org.xml.sax.SAXException;

import org.xml.sax.SAXNotRecognizedException;

import org.xml.sax.SAXNotSupportedException;

import org.xml.sax.XMLReader;

/**

 *

 * @author fiki

 */

public class SuperReader implements XMLReader {

	private static final Logger log = Logger.getLogger(SuperReader.class.getName());

	private ContentHandler contentHandler;

	@Override

	public boolean getFeature(String name) throws SAXNotRecognizedException, SAXNotSupportedException {

		// TODO: dopsat

		log.log(Level.FINE, "getFeature: {0}", name);

		return false;

	}

	@Override

	public void setFeature(String name, boolean value) throws SAXNotRecognizedException, SAXNotSupportedException {

		// TODO: dopsat

		log.log(Level.FINE, "setFeature: {0} = {1}", new Object[]{name, value});

	}

	@Override

	public Object getProperty(String name) throws SAXNotRecognizedException, SAXNotSupportedException {

		// TODO: dopsat

		log.log(Level.FINE, "getProperty: {0}", name);

		return null;

	}

	@Override

	public void setProperty(String name, Object value) throws SAXNotRecognizedException, SAXNotSupportedException {

		// TODO: dopsat

		log.log(Level.FINE, "setProperty: {0} = {1}", new Object[]{name, value});

	}

	@Override

	public void setEntityResolver(EntityResolver resolver) {

		// TODO: dopsat

		log.log(Level.FINE, "setEntityResolver: {0}", resolver);

	}

	@Override

	public EntityResolver getEntityResolver() {

		// TODO: dopsat

		log.log(Level.FINE, "getEntityResolver");

		return null;

	}

	@Override

	public void setDTDHandler(DTDHandler handler) {

		// TODO: dopsat

		log.log(Level.FINE, "setDTDHandler: {0}", handler);

	}

	@Override

	public DTDHandler getDTDHandler() {

		// TODO: dopsat

		log.log(Level.FINE, "getDTDHandler");

		return null;

	}

	@Override

	public void setContentHandler(ContentHandler handler) {

		// TODO: dopsat

		contentHandler = handler;

	}

	@Override

	public ContentHandler getContentHandler() {

		// TODO: dopsat

		return contentHandler;

	}

	@Override

	public void setErrorHandler(ErrorHandler handler) {

		// TODO: dopsat

		log.log(Level.FINE, "setErrorHandler: {0}", handler);

	}

	@Override

	public ErrorHandler getErrorHandler() {

		// TODO: dopsat

		log.log(Level.FINE, "getErrorHandler");

		return null;

	}

	@Override

	public void parse(InputSource input) throws IOException, SAXException {

		/**

		 * TODO: rozpornat formát vstupu a podle toho delegovat

		 */

		JSONParser p = new JSONParser();

		InputStreamReader vstup = new InputStreamReader(input.getByteStream());

		JsonSimpleContentHandler handler = new JsonSimpleContentHandler(contentHandler);

		try {

			p.parse(vstup, handler);

		} catch (ParseException e) {

			throw new SAXException("Chyba při načítání JSONu", e);

		}

	}

	@Override

	public void parse(String systemId) throws IOException, SAXException {

		// TODO: dopsat

		throw new UnsupportedOperationException("Zatím není podporované.");

	}

}