/*
 * Copyright (c) 2019-2020. Developed by Hedgecode.
 *
 * 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 org.hedgecode.chess.scanner.proxy.client;

import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.Proxy;
import java.net.Socket;

import org.apache.http.HttpHost;
import org.apache.http.conn.socket.PlainConnectionSocketFactory;
import org.apache.http.protocol.HttpContext;

import org.hedgecode.chess.scanner.ScannerConstants;

/**
 * SocksSocketFactory
 *
 * @author Dmitry Samoshin aka gotty
 */
public class SocksSocketFactory extends PlainConnectionSocketFactory {

    @Override
    public Socket createSocket(final HttpContext context) throws IOException {
        Proxy proxy = new Proxy(
                Proxy.Type.SOCKS,
                (InetSocketAddress) context.getAttribute(ScannerConstants.PROXY_SOCKS_ADDRESS)
        );
        return new Socket(proxy);
    }

    @Override
    public Socket connectSocket(
            int connectTimeout, Socket socket, HttpHost host,
            InetSocketAddress remoteAddress, InetSocketAddress localAddress,
            HttpContext context
    ) throws IOException {
        InetSocketAddress unresolvedAddress = InetSocketAddress.createUnresolved(
                host.getHostName(), remoteAddress.getPort()
        );
        return super.connectSocket(
                connectTimeout, socket, host, unresolvedAddress, localAddress, context
        );
    }

}