/**
 * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 */
package org.opendaylight.controller.config.yang.messagebus.app.impl;

import java.util.List;
import org.opendaylight.controller.config.api.DependencyResolver;
import org.opendaylight.controller.config.api.ModuleIdentifier;
import org.opendaylight.controller.md.sal.binding.api.DataBroker;
import org.opendaylight.controller.md.sal.binding.api.MountPointService;
import org.opendaylight.controller.md.sal.dom.api.DOMMountPointService;
import org.opendaylight.controller.md.sal.dom.api.DOMNotificationPublishService;
import org.opendaylight.controller.messagebus.app.impl.EventSourceTopology;
import org.opendaylight.controller.messagebus.app.impl.NetconfEventSourceManager;
import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
import org.opendaylight.controller.sal.core.api.Broker.ProviderSession;
import org.osgi.framework.BundleContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class MessageBusAppImplModule extends
        org.opendaylight.controller.config.yang.messagebus.app.impl.AbstractMessageBusAppImplModule {
    private static final Logger LOGGER = LoggerFactory.getLogger(MessageBusAppImplModule.class);

    private BundleContext bundleContext;

    public BundleContext getBundleContext() {
        return bundleContext;
    }

    public void setBundleContext(final BundleContext bundleContext) {
        this.bundleContext = bundleContext;
    }

    public MessageBusAppImplModule(final ModuleIdentifier identifier, final DependencyResolver dependencyResolver) {
        super(identifier, dependencyResolver);
    }

    public MessageBusAppImplModule(final ModuleIdentifier identifier, final DependencyResolver dependencyResolver,
            final MessageBusAppImplModule oldModule, final java.lang.AutoCloseable oldInstance) {
        super(identifier, dependencyResolver, oldModule, oldInstance);
    }

    @Override
    protected void customValidation() {
    }

    @Override
    public java.lang.AutoCloseable createInstance() {
        final List<NamespaceToStream> namespaceMapping = getNamespaceToStream();

        final ProviderContext bindingCtx = getBindingBrokerDependency().registerProvider(new Providers.BindingAware());
        final ProviderSession domCtx = getDomBrokerDependency().registerProvider(new Providers.BindingIndependent());

        final DataBroker dataBroker = bindingCtx.getSALService(DataBroker.class);
        final DOMNotificationPublishService domPublish = domCtx.getService(DOMNotificationPublishService.class);
        final DOMMountPointService domMount = domCtx.getService(DOMMountPointService.class);
        final MountPointService bindingMount = bindingCtx.getSALService(MountPointService.class);
        final RpcProviderRegistry rpcRegistry = bindingCtx.getSALService(RpcProviderRegistry.class);

        final EventSourceTopology eventSourceTopology = new EventSourceTopology(dataBroker, rpcRegistry);
        final NetconfEventSourceManager eventSourceManager = new NetconfEventSourceManager(dataBroker, domPublish,
                domMount, bindingMount, eventSourceTopology, getNamespaceToStream());

        final AutoCloseable closer = new AutoCloseable() {
            @Override
            public void close() {
                eventSourceTopology.close();
                eventSourceManager.close();
            }
        };

        return closer;
    }

    private void closeProvider(final AutoCloseable closable) {
        try {
            closable.close();
        } catch (final Exception e) {
            LOGGER.error("Exception while closing: {}\n Exception: {}", closable, e);
        }
    }
}