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/*
 * Copyright 2012 The Netty Project
 *
 * The Netty Project 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.
 */
package io.netty.example.http.snoop;

import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelPipeline;
import io.netty.channel.socket.SocketChannel;
import io.netty.example.securechat.SecureChatSslContextFactory;
import io.netty.handler.codec.http.HttpClientCodec;
import io.netty.handler.codec.http.HttpContentDecompressor;
import io.netty.handler.logging.LogLevel;
import io.netty.handler.logging.LoggingHandler;
import io.netty.handler.ssl.SslHandler;

import javax.net.ssl.SSLEngine;

public class HttpSnoopClientInitializer extends ChannelInitializer {

    private final boolean ssl;

    public HttpSnoopClientInitializer(boolean ssl) {
        this.ssl = ssl;
    }

    @Override
    public void initChannel(SocketChannel ch) throws Exception {
        // Create a default pipeline implementation.
        ChannelPipeline p = ch.pipeline();

        p.addLast("log", new LoggingHandler(LogLevel.INFO));
        // Enable HTTPS if necessary.
        if (ssl) {
            SSLEngine engine =
                SecureChatSslContextFactory.getClientContext().createSSLEngine();
            engine.setUseClientMode(true);

            p.addLast("ssl", new SslHandler(engine));
        }

        p.addLast("codec", new HttpClientCodec());

        // Remove the following line if you don't want automatic content decompression.
        p.addLast("inflater", new HttpContentDecompressor());

        // Uncomment the following line if you don't want to handle HttpChunks.
        //p.addLast("aggregator", new HttpObjectAggregator(1048576));

        p.addLast("handler", new HttpSnoopClientHandler());
    }
}