/*
 * Copyright (C) 2021 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 INC. AND ITS CONTRIBUTORS ``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 INC. OR ITS 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"
#include "WebXRHand.h"

#if ENABLE(WEBXR) && ENABLE(WEBXR_HANDS)

#include "WebXRInputSource.h"
#include <wtf/IsoMallocInlines.h>

namespace WebCore {

WTF_MAKE_ISO_ALLOCATED_IMPL(WebXRHand);

Ref<WebXRHand> WebXRHand::create(const WebXRInputSource& inputSource)
{
    return adoptRef(*new WebXRHand(inputSource));
}

WebXRHand::WebXRHand(const WebXRInputSource& inputSource)
    : m_inputSource(inputSource)
{
}

WebXRHand::~WebXRHand() = default;

RefPtr<WebXRJointSpace> WebXRHand::get(const XRHandJoint& key)
{
    UNUSED_PARAM(key);
    return nullptr;
}

WebXRHand::Iterator::Iterator(WebXRHand& hand)
    : m_hand(hand)
{
}

std::optional<KeyValuePair<XRHandJoint, RefPtr<WebXRJointSpace>>> WebXRHand::Iterator::next()
{
    if (m_index > m_hand->m_joints.size())
        return std::nullopt;

    return std::nullopt;
}

WebXRSession* WebXRHand::session()
{
    if (!m_inputSource)
        return nullptr;
    return m_inputSource.get()->session();
}

}

#endif
