/*
 * Copyright (C) 2016 Red Hat, Inc.
 *
 * Licensed 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 io.syndesis.server.dao.audit.handlers;

import java.util.List;

import io.syndesis.common.model.integration.Flow;
import io.syndesis.server.dao.audit.AuditEvent;

final class FlowAuditHandler extends AuditHandler<Flow> {

    AuditHandler<Flow> name = new SinglePropertyAuditHandler<>("name", Flow::getName).prefixedWith(FlowAuditHandler::flowsAndId);

    @Override
    protected List<AuditEvent> definition(final Flow current) {
        return name.definition(current);
    }

    @Override
    protected List<AuditEvent> difference(final Flow current, final Flow previous) {
        return name.difference(current, previous);
    }

    static String flowsAndId(final Flow flow, final String property) {
        if (flow == null) {
            return "flows[*]." + property;
        }

        return "flows[" + flow.getId().orElse("*") + "]." + property;
    }
}
