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/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2018, Red Hat, Inc., and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package io.narayana.openshift.txrecovery;

import java.util.Arrays;
import java.util.List;
import java.util.Properties;

import io.narayana.openshift.txrecovery.logging.I18NLogger;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.boot.Metadata;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
import org.hibernate.service.ServiceRegistry;
import org.jboss.logging.Logger;

import io.narayana.openshift.txrecovery.cliargs.ArgumentParserException;
import io.narayana.openshift.txrecovery.cliargs.ParsedArguments;
import io.narayana.openshift.txrecovery.hibernate.HibernateProperties;
import io.narayana.openshift.txrecovery.main.OutputPrinter;
import io.narayana.openshift.txrecovery.main.ProcessorMethods;
import io.narayana.openshift.txrecovery.main.ProgramProcessor;

/**
 * Class processing the arguments and calling service to save, delete data in database.
 */
public class Main {
    private static final Logger log = Logger.getLogger(Main.class);


    public static void main(String[] args) {
        ParsedArguments parsedArguments = null;
        try {
            parsedArguments = ParsedArguments.parse(args);
        } catch (ArgumentParserException ape) {
            log.debugf(ape, "Error on parsing arguments: %s", Arrays.asList(args));
            System.exit(1);
        }

        // Hibernate setup
        Properties setupProperties = HibernateProperties.setupPropertiesByParsedArguments(parsedArguments);

        log.debugf("Hibernate setup properties to be used: %s", setupProperties);

        final ServiceRegistry standardRegistry = Hibernate5Setup.getStandardRegistry(setupProperties);
        Metadata metadata = null;
        SessionFactory sessionFactory = null;
        Session session = null;

        try {
            metadata = Hibernate5Setup.getHibernateStartupMetadata(setupProperties, standardRegistry);
            sessionFactory = metadata.buildSessionFactory();
            session = sessionFactory.openSession();
        } catch (Throwable t) {
            I18NLogger.logger.error_toInitializeHibernate(t.getClass().getName() + ":" + t.getMessage());
            // https://stackoverflow.com/a/22278250/187035
            if(standardRegistry!= null) {
                StandardServiceRegistryBuilder.destroy(standardRegistry);
            }
            throw t;
        }

        // running processing
        List outputListing = null;
        try {
            ApplicationRecoveryPodHibernate5DAO dao = new ApplicationRecoveryPodHibernate5DAO(session);
            ProcessorMethods methods = new Hibernate5ProcessorMethods(dao, parsedArguments, setupProperties, metadata);
            outputListing = new ProgramProcessor(methods).process(parsedArguments);
        } finally {
            Hibernate5Setup.close(sessionFactory, session);
            if(standardRegistry!= null) {
                StandardServiceRegistryBuilder.destroy(standardRegistry);
            }
        }

        OutputPrinter.printToStandardOutput(outputListing, parsedArguments.getFormat());
    }
}