/*
 * Copyright (c) "Neo4j"
 * Neo4j Sweden AB [http://neo4j.com]
 *
 * This file is part of Neo4j.
 *
 * 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 apoc;

import static apoc.ApocConfig.APOC_TRIGGER_ENABLED;

import apoc.cypher.CypherInitializer;
import apoc.trigger.TriggerHandler;
import java.util.Collection;
import java.util.Collections;
import java.util.Map;
import org.neo4j.annotations.service.ServiceProvider;
import org.neo4j.kernel.availability.AvailabilityListener;
import org.neo4j.kernel.internal.GraphDatabaseAPI;
import org.neo4j.kernel.lifecycle.Lifecycle;

@ServiceProvider
@SuppressWarnings("unused")
public class CoreApocGlobalComponents implements ApocGlobalComponents {

    @Override
    public Map<String, Lifecycle> getServices(GraphDatabaseAPI db, ApocExtensionFactory.Dependencies dependencies) {
        var apocConfig = dependencies.apocConfig();

        if (apocConfig.getConfig().getBoolean(APOC_TRIGGER_ENABLED)) {
            return Collections.singletonMap(
                    "trigger",
                    new TriggerHandler(
                            db,
                            dependencies.databaseManagementService(),
                            apocConfig,
                            dependencies.log().getUserLog(TriggerHandler.class),
                            dependencies.pools(),
                            dependencies.scheduler()));
        }
        return Collections.emptyMap();
    }

    @Override
    public Collection<Class> getContextClasses() {
        return Collections.singleton(TriggerHandler.class);
    }

    @Override
    public Iterable<AvailabilityListener> getListeners(
            GraphDatabaseAPI db, ApocExtensionFactory.Dependencies dependencies) {
        return Collections.singleton(new CypherInitializer(
                db,
                dependencies.log().getUserLog(CypherInitializer.class),
                dependencies.databaseManagementService(),
                dependencies.databaseEventListeners()));
    }
}
