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/*
 * Copyright 2014-2018 the original author or authors.
 *
 * 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 de.codecentric.boot.admin;

import de.codecentric.boot.admin.server.domain.entities.Instance;
import de.codecentric.boot.admin.server.domain.entities.InstanceRepository;
import de.codecentric.boot.admin.server.domain.events.InstanceEvent;
import de.codecentric.boot.admin.server.domain.events.InstanceStatusChangedEvent;
import de.codecentric.boot.admin.server.notify.AbstractEventNotifier;
import de.codecentric.boot.admin.server.notify.LoggingNotifier;
import reactor.core.publisher.Mono;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

// tag::customization-notifiers[]
public class CustomNotifier  extends AbstractEventNotifier {
    private static final Logger LOGGER = LoggerFactory.getLogger(LoggingNotifier.class);

    public CustomNotifier(InstanceRepository repository) {
        super(repository);
    }

    @Override
    protected Mono doNotify(InstanceEvent event, Instance instance) {
        return Mono.fromRunnable(() -> {
            if (event instanceof InstanceStatusChangedEvent) {
                LOGGER.info("Instance {} ({}) is {}", instance.getRegistration().getName(), event.getInstance(),
                    ((InstanceStatusChangedEvent) event).getStatusInfo().getStatus());
            } else {
                LOGGER.info("Instance {} ({}) {}", instance.getRegistration().getName(), event.getInstance(),
                    event.getType());
            }
        });
    }
}
// end::customization-notifiers[]