//
//  ========================================================================
//  Copyright (c) 1995-2018 Mort Bay Consulting Pty. Ltd.
//  ------------------------------------------------------------------------
//  All rights reserved. This program and the accompanying materials
//  are made available under the terms of the Eclipse Public License v1.0
//  and Apache License v2.0 which accompanies this distribution.
//
//      The Eclipse Public License is available at
//      http://www.eclipse.org/legal/epl-v10.html
//
//      The Apache License v2.0 is available at
//      http://www.opensource.org/licenses/apache2.0.php
//
//  You may elect to redistribute this code under either of these licenses.
//  ========================================================================
//

package org.eclipse.jetty.spdy.server.http;

import java.util.Collections;
import java.util.Map;

import org.eclipse.jetty.server.AbstractConnectionFactory;
import org.eclipse.jetty.server.ConnectionFactory;
import org.eclipse.jetty.server.HttpConfiguration;
import org.eclipse.jetty.server.HttpConnectionFactory;
import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.server.ServerConnector;
import org.eclipse.jetty.spdy.api.SPDY;
import org.eclipse.jetty.spdy.server.NPNServerConnectionFactory;
import org.eclipse.jetty.util.ssl.SslContextFactory;

public class HTTPSPDYServerConnector extends ServerConnector
{
    public HTTPSPDYServerConnector(Server server)
    {
        this(server, Collections.<Short, PushStrategy>emptyMap());
    }

    public HTTPSPDYServerConnector(Server server, SslContextFactory sslContextFactory)
    {
        this(server, sslContextFactory, Collections.<Short, PushStrategy>emptyMap());
    }

    public HTTPSPDYServerConnector(Server server, Map<Short, PushStrategy> pushStrategies)
    {
        this(server, null, pushStrategies);
    }

    public HTTPSPDYServerConnector(Server server, SslContextFactory sslContextFactory, Map<Short, PushStrategy> pushStrategies)
    {
        this(server, new HttpConfiguration(), sslContextFactory, pushStrategies);
    }

    public HTTPSPDYServerConnector(Server server, short version, HttpConfiguration httpConfiguration, PushStrategy push)
    {
        super(server, new HTTPSPDYServerConnectionFactory(version, httpConfiguration, push));
    }

    public HTTPSPDYServerConnector(Server server, HttpConfiguration config, SslContextFactory sslContextFactory, Map<Short, PushStrategy> pushStrategies)
    {
        super(server, AbstractConnectionFactory.getFactories(sslContextFactory,
                sslContextFactory == null
                        ? new ConnectionFactory[]{new HttpConnectionFactory(config)}
                        : new ConnectionFactory[]{new NPNServerConnectionFactory("spdy/3", "spdy/2", "http/1.1"),
                        new HttpConnectionFactory(config),
                        new HTTPSPDYServerConnectionFactory(SPDY.V3, config, getPushStrategy(SPDY.V3, pushStrategies)),
                        new HTTPSPDYServerConnectionFactory(SPDY.V2, config, getPushStrategy(SPDY.V2, pushStrategies))}));
        NPNServerConnectionFactory npnConnectionFactory = getConnectionFactory(NPNServerConnectionFactory.class);
        if (npnConnectionFactory != null)
            npnConnectionFactory.setDefaultProtocol("http/1.1");
    }

    private static PushStrategy getPushStrategy(short version, Map<Short, PushStrategy> pushStrategies)
    {
        PushStrategy pushStrategy = pushStrategies.get(version);
        if (pushStrategy == null)
            pushStrategy = new PushStrategy.None();
        return pushStrategy;
    }
}
