/**
 * Copyright (c) 2010-2021 Contributors to the openHAB project
 *
 * See the NOTICE file(s) distributed with this work for additional
 * information.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0
 *
 * SPDX-License-Identifier: EPL-2.0
 */
package org.openhab.binding.nibeuplink.internal;

import static org.openhab.binding.nibeuplink.internal.NibeUplinkBindingConstants.SUPPORTED_THING_TYPES_UIDS;

import org.eclipse.jdt.annotation.NonNullByDefault;
import org.eclipse.jdt.annotation.Nullable;
import org.eclipse.jetty.client.HttpClient;
import org.openhab.binding.nibeuplink.internal.handler.GenericHandler;
import org.openhab.core.io.net.http.HttpClientFactory;
import org.openhab.core.thing.Thing;
import org.openhab.core.thing.ThingTypeUID;
import org.openhab.core.thing.binding.BaseThingHandlerFactory;
import org.openhab.core.thing.binding.ThingHandler;
import org.openhab.core.thing.binding.ThingHandlerFactory;
import org.osgi.service.component.annotations.Activate;
import org.osgi.service.component.annotations.Component;
import org.osgi.service.component.annotations.Reference;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * The {@link NibeUplinkHandlerFactory} is responsible for creating things and thing
 * handlers.
 *
 * @author Alexander Friese - initial contribution
 */
@Component(service = ThingHandlerFactory.class, configurationPid = "binding.nibeuplink")
@NonNullByDefault
public class NibeUplinkHandlerFactory extends BaseThingHandlerFactory {
    private final Logger logger = LoggerFactory.getLogger(NibeUplinkHandlerFactory.class);

    /**
     * the shared http client
     */
    private final HttpClient httpClient;

    @Activate
    public NibeUplinkHandlerFactory(@Reference HttpClientFactory httpClientFactory) {
        this.httpClient = httpClientFactory.getCommonHttpClient();
    }

    @Override
    public boolean supportsThingType(ThingTypeUID thingTypeUID) {
        return SUPPORTED_THING_TYPES_UIDS.contains(thingTypeUID);
    }

    @Override
    protected @Nullable ThingHandler createHandler(Thing thing) {
        ThingTypeUID thingTypeUID = thing.getThingTypeUID();

        if (supportsThingType(thingTypeUID)) {
            return new GenericHandler(thing, httpClient);
        } else {
            logger.warn("Unsupported Thing-Type: {}", thingTypeUID.getAsString());
        }

        return null;
    }
}
