/*
 * Copyright (C) 2019 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.
 */

#pragma once

#if ENABLE(GPU_PROCESS) && ENABLE(VIDEO)

#include "RemoteMediaResourceIdentifier.h"
#include <WebCore/PlatformMediaResourceLoader.h>
#include <atomic>
#include <wtf/Ref.h>
#include <wtf/TZoneMalloc.h>
#include <wtf/WeakPtr.h>

namespace WebCore {
class NetworkLoadMetrics;
class FragmentedSharedBuffer;
class SharedBuffer;
}

namespace WebKit {

class RemoteMediaPlayerProxy;
class RemoteMediaResourceManager;

class RemoteMediaResource : public WebCore::PlatformMediaResource {
    WTF_MAKE_TZONE_ALLOCATED(RemoteMediaResource);
public:
    // Called on the main thread.
    static Ref<RemoteMediaResource> create(RemoteMediaResourceManager&, RemoteMediaPlayerProxy&, RemoteMediaResourceIdentifier);

    // Thread-safe
    ~RemoteMediaResource();
    void shutdown() final;

    // PlatformMediaResource, called on the main thread.
    bool didPassAccessControlCheck() const final;

    // Called on MediaResourceLoader's WorkQueue.
    void responseReceived(const WebCore::ResourceResponse&, bool, CompletionHandler<void(WebCore::ShouldContinuePolicyCheck)>&&);
    void redirectReceived(WebCore::ResourceRequest&&, const WebCore::ResourceResponse&, CompletionHandler<void(WebCore::ResourceRequest&&)>&&);
    void dataSent(uint64_t, uint64_t);
    void dataReceived(const WebCore::SharedBuffer&);
    void accessControlCheckFailed(const WebCore::ResourceError&);
    void loadFailed(const WebCore::ResourceError&);
    void loadFinished(const WebCore::NetworkLoadMetrics&);

private:
    RemoteMediaResource(RemoteMediaResourceManager&, RemoteMediaPlayerProxy&, RemoteMediaResourceIdentifier);

    ThreadSafeWeakPtr<RemoteMediaResourceManager> m_remoteMediaResourceManager;
    WeakPtr<RemoteMediaPlayerProxy> m_remoteMediaPlayerProxy;
    RemoteMediaResourceIdentifier m_id;
    std::atomic<bool> m_didPassAccessControlCheck { false };
    std::atomic<bool> m_shutdown { false };
};

} // namespace WebKit


#endif // ENABLE(GPU_PROCESS) && ENABLE(VIDEO)
