/*

* 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 "WebExtensionAlarm.h"

#include <wtf/TZoneMallocInlines.h>

#if ENABLE(WK_WEB_EXTENSIONS)

#include "Logging.h"

namespace WebKit {

using namespace WebCore;

WTF_MAKE_TZONE_ALLOCATED_IMPL(WebExtensionAlarm);

void WebExtensionAlarm::schedule()

{

m_parameters.nextScheduledTime = MonotonicTime::now() + initialInterval();

RELEASE_LOG_DEBUG(Extensions, "Scheduled alarm; initial = %" PUBLIC_LOG "f seconds; repeat = %" PUBLIC_LOG "f seconds", initialInterval().seconds(), repeatInterval().seconds());

m_timer = makeUnique<RunLoop::Timer>(RunLoop::currentSingleton(), "WebExtensionAlarm::Timer"_s, this, &WebExtensionAlarm::fire);

m_timer->startOneShot(initialInterval());

}

void WebExtensionAlarm::fire()

{

// Calculate the next scheduled time now, so the handler's work time does not count against it.

auto nextScheduledTime = MonotonicTime::now() + repeatInterval();

if (!m_hasFiredInitialTimer) {

m_hasFiredInitialTimer = true;

m_timer->startRepeating(repeatInterval());

}

m_handler(*this);

if (!repeatInterval()) {

m_timer = nullptr;

return;

}

m_parameters.nextScheduledTime = nextScheduledTime;

}

} // namespace WebKit

#endif // ENABLE(WK_WEB_EXTENSIONS)