/*
 *
 * Copyright (c) 2013 - 2017 Lijun Liao
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License version 3
 * as published by the Free Software Foundation with the addition of the
 * following permission added to Section 15 as permitted in Section 7(a):
 *
 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
 * THE AUTHOR LIJUN LIAO. LIJUN LIAO DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
 * OF THIRD PARTY RIGHTS.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License.
 *
 * You can be released from the requirements of the license by purchasing
 * a commercial license. Buying such a license is mandatory as soon as you
 * develop commercial activities involving the XiPKI software without
 * disclosing the source code of your own applications.
 *
 * For more information, please contact Lijun Liao at this
 * address: lijun.liao@gmail.com
 */

package org.xipki.pki.ca.client.api.dto;

import java.util.Collections;
import java.util.LinkedList;
import java.util.List;

import org.bouncycastle.asn1.ASN1Integer;
import org.xipki.commons.common.util.ParamUtil;

/**
 * @author Lijun Liao
 * @since 2.0.0
 */

public class EnrollCertRequest {

    public enum Type {

        CERT_REQ,
        KEY_UPDATE,
        CROSS_CERT_REQ;

    } // enum Type

    private final Type type;

    private final List<EnrollCertRequestEntry> requestEntries = new LinkedList<>();

    public EnrollCertRequest(final Type type) {
        this.type = ParamUtil.requireNonNull("type", type);
    }

    public Type getType() {
        return type;
    }

    public boolean addRequestEntry(final EnrollCertRequestEntry requestEntry) {
        ParamUtil.requireNonNull("requestEntry", requestEntry);
        String id = requestEntry.getId();
        ASN1Integer certReqId = requestEntry.getCertReq().getCertReqId();
        for (EnrollCertRequestEntry re : requestEntries) {
            if (re.getId().equals(id)) {
                return false;
            }

            if (re.getCertReq().getCertReqId().equals(certReqId)) {
                return false;
            }
        }

        requestEntries.add(requestEntry);
        return true;
    }

    public List<EnrollCertRequestEntry> getRequestEntries() {
        return Collections.unmodifiableList(requestEntries);
    }

}