/*
 * Copyright (C) 2022 LibreCCM Foundation.
 *
 * This library 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 library 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 library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301  USA
 */
package org.librecms.contentsection;

import com.fasterxml.jackson.annotation.ObjectIdGenerator;
import com.fasterxml.jackson.annotation.ObjectIdResolver;
import org.libreccm.cdi.utils.CdiUtil;

import java.io.Serializable;
import java.util.Optional;

/**
 *
 * @author <a href="mailto:jens.pelzetter@googlemail.com">Jens Pelzetter</a>
 */
public class FolderIdResolver implements Serializable, ObjectIdResolver {

    private static final long serialVersionUID = 1L;

    @Override
    public void bindItem(
        final ObjectIdGenerator.IdKey idKey,
        final Object object
    ) {
        // According to the Jackson JavaDoc, this method can be used to keep
        // track of objects directly in a resolver implementation. We don't need
        // this here therefore this method is empty.
    }

    @Override
    public Object resolveId(final ObjectIdGenerator.IdKey id) {
        final Optional<Folder> result = CdiUtil
            .createCdiUtil()
            .findBean(FolderRepository.class)
            .findByUuid(id.key.toString());
        if (result.isPresent()) {
            return result.get();
        } else {
            final Folder folder = new Folder();
            folder.setUuid(id.key.toString());
            folder.setUniqueId(id.key.toString());
            folder.setName(
                String.format(
                    "placeholder-%s",
                    id.key.toString()
                )
            );
            CdiUtil
                .createCdiUtil()
                .findBean(FolderRepository.class)
                .save(folder);

            return folder;
        }
    }

    @Override
    public ObjectIdResolver newForDeserialization(final Object context) {
        return new FolderIdResolver();
    }

    @Override
    public boolean canUseFor(final ObjectIdResolver resolverType) {
        return resolverType instanceof FolderIdResolver;
    }

}