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/*
* Copyright (C) 2023 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 "WebTransportSendStream.h"
#include "InternalWritableStream.h"
#include "JSDOMPromiseDeferred.h"
#include "JSWebTransportSendStreamStats.h"
#include "ScriptExecutionContextInlines.h"
#include "TaskSource.h"
#include "WebTransport.h"
#include "WebTransportSendGroup.h"
#include "WebTransportSendStreamSink.h"
#include "WebTransportSendStreamStats.h"
#include "WebTransportSession.h"
#include <wtf/CompletionHandler.h>
namespace WebCore {
// FIXME: use this to implement the check in the setter of https://www.w3.org/TR/webtransport/#dom-webtransportsendstream-sendgroup
ExceptionOr<Ref<WebTransportSendStream>> WebTransportSendStream::create(WebTransport& transport, JSDOMGlobalObject& globalObject, Ref<WebTransportSendStreamSink>&& sink)
{
auto identifier = sink->identifier();
auto result = createInternalWritableStream(globalObject, WTFMove(sink));
if (result.hasException())
return result.releaseException();
return adoptRef(*new WebTransportSendStream(identifier, transport, result.releaseReturnValue()));
}
WebTransportSendStream::WebTransportSendStream(WebTransportStreamIdentifier identifier, WebTransport& transport, Ref<InternalWritableStream>&& stream)
: WritableStream(WTFMove(stream))
, m_identifier(identifier)
, m_transport(transport) { }
WebTransportSendStream::~WebTransportSendStream() = default;
void WebTransportSendStream::getStats(ScriptExecutionContext& context, Ref<DeferredPromise>&& promise)
{
RefPtr transport = m_transport.get();
if (!transport)
return promise->reject(ExceptionCode::InvalidStateError);
RefPtr session = transport->session();
if (!session)
return promise->reject(ExceptionCode::InvalidStateError);
context.enqueueTaskWhenSettled(session->getSendStreamStats(m_identifier), WebCore::TaskSource::Networking, [promise = WTFMove(promise)] (auto&& stats) mutable {
if (!stats)
return promise->reject(ExceptionCode::InvalidStateError);
promise->resolve<IDLDictionary<WebTransportSendStreamStats>>(*stats);
});
}
WebTransportSendGroup* WebTransportSendStream::sendGroup()
{
return m_sendGroup.get();
}
ExceptionOr<void> WebTransportSendStream::setSendGroup(WebTransportSendGroup* group)
{
if (group && group->transport() != m_transport.get())
return Exception { ExceptionCode::InvalidStateError };
m_sendGroup = group;
return { };
}
}
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