/*
 * ====================================================================
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 *
 */
package com.ogosecurity.proxy.http2samples;

import java.io.IOException;
import java.io.OutputStream;
import java.net.InetAddress;
import java.util.Date;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;

import org.apache.commons.io.output.ByteArrayOutputStream;
import org.apache.hc.client5.http.async.methods.SimpleHttpRequest;
import org.apache.hc.client5.http.async.methods.SimpleRequestProducer;
import org.apache.hc.client5.http.impl.async.CloseableHttpAsyncClient;
import org.apache.hc.client5.http.impl.async.HttpAsyncClients;
import org.apache.hc.client5.http.impl.nio.PoolingAsyncClientConnectionManager;
import org.apache.hc.client5.http.impl.nio.PoolingAsyncClientConnectionManagerBuilder;
import org.apache.hc.client5.http.ssl.ClientTlsStrategyBuilder;
import org.apache.hc.core5.http.HttpHost;
import org.apache.hc.core5.http.nio.AsyncEntityProducer;
import org.apache.hc.core5.http.nio.ssl.TlsStrategy;
import org.apache.hc.core5.http.nio.support.BasicRequestProducer;
import org.apache.hc.core5.io.CloseMode;

/**
 * Class using new HttpClient 5.0-beta6 Async APIs will work with a website with same IP address than destServerNameIP, 
 * will fail in other case.
 * 
 * Just change the USE_WEBSITE_WITH_IP_DIFFERENT_THAN_INNET_ADDRESS from true to false to test two real examples.
 * 
 * @author Nicolas de Pomereu
 *
 */

public class RawSSLAsyncRegularTest {
    
    private static boolean USE_WEBSITE_WITH_IP_DIFFERENT_THAN_INNET_ADDRESS  = true;

    public final static void main(final String[] args) throws Exception {
	System.out.println(new Date() + " Starting...");
	
        final TlsStrategy tlsStrategy = ClientTlsStrategyBuilder.create()
                .build();
        
	 PoolingAsyncClientConnectionManager cm = PoolingAsyncClientConnectionManagerBuilder.create()
		 .setTlsStrategy(tlsStrategy)
	         .build();
        
	try (final CloseableHttpAsyncClient client = HttpAsyncClients.custom()
		.setConnectionManager(cm).build()) {

	    client.start();

	    String content = execute(client);
	    System.out.println(content);

	    client.close(CloseMode.GRACEFUL);
	}
	
	System.out.println(new Date() + " Done.");
    }

    private static String execute(final CloseableHttpAsyncClient client)
	    throws InterruptedException, ExecutionException, IOException {

	OutputStream out = new ByteArrayOutputStream();

	String initHost = null;
	String destServerNameIP = "185.74.10.195";
	String destScheme = "https";
	int port = 443;
	
	if (USE_WEBSITE_WITH_IP_DIFFERENT_THAN_INNET_ADDRESS ) {  
	    initHost = "www.kremote-files.com";  // Will fail with this class Async APIs (is OK with Classic APIs).
	}
	else {  
	    initHost = "www.aceql.com"; // Will work OK. 
	}
	
	InetAddress inetAddress = InetAddress.getByName(destServerNameIP);
	final HttpHost target = new HttpHost(destScheme, inetAddress, initHost, port);
	
	final String requestUri = "/";
	final AsyncEntityProducer entityProducer = null;

	SimpleHttpRequest simpleHttpRequest = new SimpleHttpRequest("GET", target, requestUri);
	BasicRequestProducer basicRequestProducer = new BasicRequestProducer("GET", target, requestUri, entityProducer);
	
	SimpleRequestProducer.create(simpleHttpRequest);

	final Future<Void> future = client.execute(basicRequestProducer, new OutputStreamBinResponseConsumer(out),
		null);
	future.get();
	return out.toString();
    }

}