/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

package org.apache.jena.riot.lang.extra;

import java.io.InputStream;
import java.io.Reader;

import org.apache.jena.atlas.web.ContentType;
import org.apache.jena.query.QueryParseException;
import org.apache.jena.riot.*;
import org.apache.jena.riot.lang.extra.javacc.ParseException;
import org.apache.jena.riot.lang.extra.javacc.TokenMgrError;
import org.apache.jena.riot.lang.extra.javacc.TurtleJavacc;
import org.apache.jena.riot.system.ParserProfile;
import org.apache.jena.riot.system.StreamRDF;
import org.apache.jena.sparql.util.Context;

public class TurtleJavaccReaderRIOT implements ReaderRIOT {
    // Must be a different content type.
    // Must be a different file extension.
    public static Lang lang = LangBuilder.create("TurtleJavaCC", "text/turtle-jcc").addFileExtensions("ttljcc").build();

    public static void register() {
        // This just registers the name, not the parser.
        RDFLanguages.register(lang);
        RDFParserRegistry.registerLangTriples(lang, factory);
    }

    public static void unregister() {
        RDFParserRegistry.removeRegistration(lang);
        RDFLanguages.unregister(lang);
    }

    private final ParserProfile profile;

    private static ReaderRIOTFactory factory = (Lang language, ParserProfile profile) -> new TurtleJavaccReaderRIOT(profile) ;

    public TurtleJavaccReaderRIOT(ParserProfile profile) { this.profile = profile; }

    @Override
    public void read(InputStream in, String baseURI, ContentType ct, StreamRDF output, Context context) {
        TurtleJavacc parser = new TurtleJavacc(in);
        parser.setDest(output);
        parser.setProfile(profile);
        try {
            output.start();
            parser.parse();
            output.finish();
        }
        catch (QueryParseException ex) {
            // We reused some SPARQL machinery
            throw new RiotParseException(ex.getMessage(), ex.getLine(), ex.getColumn());
        }
        catch (ParseException ex) {
//            Logger log = LoggerFactory.getLogger("TurtleJavaCC");
//            ErrorHandler errorHandler = ErrorHandlerFactory.errorHandlerStd(log);
//            errorHandler.error(ex.getMessage(), ex.currentToken.beginLine, ex.currentToken.beginColumn);
            throw new RiotParseException(ex.getMessage(), ex.currentToken.beginLine, ex.currentToken.beginColumn);
        }
        catch (TokenMgrError ex) {
            throw new RiotParseException(ex.getMessage(), -1 , -1);
        }
    }

    @Override
    public void read(Reader reader, String baseURI, ContentType ct, StreamRDF output, Context context) {
        TurtleJavacc parser = new TurtleJavacc(reader);
        parser.setDest(output);
        parser.setProfile(profile);
        try {
            output.start();
            parser.parse();
            output.finish();
        }
        catch (QueryParseException ex) {
            throw new RiotParseException(ex.getMessage(), ex.getLine(), ex.getColumn());
        }
        catch (ParseException ex) {
            throw new RiotParseException(ex.getMessage(), ex.currentToken.beginLine, ex.currentToken.beginColumn);
        }
        catch (TokenMgrError ex) {
            throw new RiotParseException(ex.getMessage(), -1 , -1);
        }
    }
}
