/*
 * Parser.cpp
 *****************************************************************************
 * Copyright © 2015 - VideoLAN and VLC Authors
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation; either version 2.1 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 *****************************************************************************/

#ifdef HAVE_CONFIG_H
# include "config.h"
#endif

#include "Retrieve.hpp"

#include "../http/HTTPConnectionManager.h"
#include "../http/HTTPConnection.hpp"
#include "../http/Chunk.h"
#include "../SharedResources.hpp"

#include <vlc_block.h>

using namespace adaptive;
using namespace adaptive::http;

block_t * Retrieve::HTTP(SharedResources *resources, ChunkType type,
                         const std::string &uri)
{
    HTTPChunk *datachunk;
    try
    {
        datachunk = new HTTPChunk(uri, resources->getConnManager(),
                                  ID(), type, BytesRange());
    } catch (...) {
        return nullptr;
    }

    block_t *p_head = nullptr;
    block_t **pp_tail = &p_head;
    for(;;)
    {
        block_t *p_block = datachunk->readBlock();
        if(!p_block)
            break;
        block_ChainLastAppend(&pp_tail, p_block);
    }
    delete datachunk;

    return p_head ? block_ChainGather(p_head) : nullptr;
}