/*
 * Copyright (C) 2012 Apple Inc.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "config.h"

#if ENABLE(VIDEO_TRACK)

#include "InbandWebVTTTextTrack.h"

#include "InbandTextTrackPrivate.h"
#include "Logging.h"
#include <wtf/text/CString.h>

namespace WebCore {

PassRefPtr<InbandTextTrack> InbandWebVTTTextTrack::create(ScriptExecutionContext* context, TextTrackClient* client, PassRefPtr<InbandTextTrackPrivate> playerPrivate)
{
    return adoptRef(new InbandWebVTTTextTrack(context, client, playerPrivate));
}

InbandWebVTTTextTrack::InbandWebVTTTextTrack(ScriptExecutionContext* context, TextTrackClient* client, PassRefPtr<InbandTextTrackPrivate> trackPrivate)
    : InbandTextTrack(context, client, trackPrivate)
{
}

InbandWebVTTTextTrack::~InbandWebVTTTextTrack()
{
}

void InbandWebVTTTextTrack::parseWebVTTCueData(InbandTextTrackPrivate* trackPrivate, const char* data, unsigned length)
{
    ASSERT_UNUSED(trackPrivate, trackPrivate == m_private);
    if (!m_webVTTParser)
        m_webVTTParser = WebVTTParser::create(this, scriptExecutionContext());
    m_webVTTParser->parseBytes(data, length);
}

void InbandWebVTTTextTrack::newCuesParsed()
{
    Vector<RefPtr<WebVTTCueData>> cues;
    m_webVTTParser->getNewCues(cues);
    for (size_t i = 0; i < cues.size(); ++i) {
        RefPtr<WebVTTCueData> cueData = cues[i];
        RefPtr<TextTrackCue> cue = TextTrackCue::create(*scriptExecutionContext(), cueData->startTime(), cueData->endTime(), cueData->content());
        cue->setId(cueData->id());
        cue->setCueSettings(cueData->settings());

        if (hasCue(cue.get(), TextTrackCue::IgnoreDuration)) {
            LOG(Media, "InbandWebVTTTextTrack::newCuesParsed ignoring already added cue: start=%.2f, end=%.2f, content=\"%s\"\n", cueData->startTime(), cueData->endTime(), cueData->content().utf8().data());
            return;
        }
        addCue(cue.release());
    }
}

void InbandWebVTTTextTrack::fileFailedToParse()
{
    LOG(Media, "Unable to parse WebVTT stream.");
}

} // namespace WebCore

#endif