package bcc.httpTestClient.hc;

import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.concurrent.Future;

import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLEngine;
import javax.net.ssl.SSLSession;

import org.apache.hc.client5.http.async.methods.SimpleHttpRequest;
import org.apache.hc.client5.http.async.methods.SimpleHttpResponse;
import org.apache.hc.client5.http.async.methods.SimpleRequestProducer;
import org.apache.hc.client5.http.async.methods.SimpleResponseConsumer;
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.protocol.HttpClientContext;
import org.apache.hc.client5.http.ssl.H2TlsStrategy;
import org.apache.hc.client5.http.ssl.NoopHostnameVerifier;
import org.apache.hc.core5.concurrent.FutureCallback;
import org.apache.hc.core5.http.HttpHeaders;
import org.apache.hc.core5.http.HttpHost;
import org.apache.hc.core5.http.nio.ssl.TlsStrategy;
import org.apache.hc.core5.http2.HttpVersionPolicy;
import org.apache.hc.core5.io.ShutdownType;
import org.apache.hc.core5.reactor.ssl.TlsDetails;
import org.apache.hc.core5.ssl.SSLContexts;
import org.apache.hc.core5.ssl.TrustStrategy;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;


public class testHTTP2Korben {
	final static Logger logger = LoggerFactory.getLogger(testHTTP2Korben.class);
    public final static void main(final String[] args) throws Exception {
        // Trust standard CA and those trusted by our custom strategy
        final SSLContext sslcontext = SSLContexts.custom()
                .loadTrustMaterial(new TrustStrategy() {

                    @Override
                    public boolean isTrusted(
                            final X509Certificate[] chain,
                            final String authType) throws CertificateException {
                        final X509Certificate cert = chain[0];
                        return true;
                    }

                })
                .build();
        final TlsStrategy tlsStrategy = new H2TlsStrategy(
                sslcontext,
                // H2TlsStrategy.getDefaultHostnameVerifier()
                NoopHostnameVerifier.INSTANCE
                ) {

            // IMPORTANT uncomment the following method when running Java 9 or older
            // in order to avoid the illegal reflective access operation warning
            @Override
            protected TlsDetails createTlsDetails(final SSLEngine sslEngine) {
               return new TlsDetails(sslEngine.getSession(), sslEngine.getSession().getProtocol());
            }

        };
        final PoolingAsyncClientConnectionManager cm = PoolingAsyncClientConnectionManagerBuilder.create()
                .setTlsStrategy(tlsStrategy)
                .build();
        try (CloseableHttpAsyncClient client = HttpAsyncClients.custom()
                //.setVersionPolicy(HttpVersionPolicy.FORCE_HTTP_2)
                .setVersionPolicy(HttpVersionPolicy.NEGOTIATE)
                .setConnectionManager(cm)
                .setProxy(new HttpHost("94.23.118.210", 80))
                .build()) {

            client.start();

            // final HttpHost target = new HttpHost("www.monoprix.fr", 443, "https");
            // final String requestUri = "/courses-en-ligne";
            final HttpHost target = new HttpHost("korben.info", 443, "https");
            final String requestUri = "/";
            final HttpClientContext clientContext = HttpClientContext.create();

            final SimpleHttpRequest request = SimpleHttpRequest.get(target, requestUri);
            request.setHeader(HttpHeaders.USER_AGENT, "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:58.0) Gecko/20100101 Firefox/58.0");
            request.setHeader(HttpHeaders.ACCEPT, "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8");
            request.setHeader(HttpHeaders.ACCEPT_LANGUAGE, "fr,fr-FR;q=0.8,en-US;q=0.5,en;q=0.3");
            final Future<SimpleHttpResponse> future = client.execute(
                    SimpleRequestProducer.create(request),
                    SimpleResponseConsumer.create(),
                    clientContext,
                    new FutureCallback<SimpleHttpResponse>() {

                        @Override
                        public void completed(final SimpleHttpResponse response) {
                            System.out.println(requestUri + "->" + response.getCode());
                            // System.out.println(response.getBody());
                            // System.out.println(response.getBody().getBodyText());
                            System.out.println(response.getVersion());
                            final SSLSession sslSession = clientContext.getSSLSession();
                            if (sslSession != null) {
                                System.out.println("SSL protocol " + sslSession.getProtocol());
                                System.out.println("SSL cipher suite " + sslSession.getCipherSuite());
                            }
                        }

                        @Override
                        public void failed(final Exception ex) {
                            System.out.println(requestUri + "->" + ex);
                        }

                        @Override
                        public void cancelled() {
                            System.out.println(requestUri + " cancelled");
                        }

                    });
            future.get();

            System.out.println("Shutting down");
            client.shutdown(ShutdownType.GRACEFUL);
        }
    }
}