/*

 * Copyright (C) 2009 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. ``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

 * 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 "GeolocationServiceMock.h"

#if ENABLE(GEOLOCATION)

#include "Logging.h"

#include "Geolocation.h"

#include "Geoposition.h"

#include "PositionError.h"

#include "PositionOptions.h"

namespace WebCore {

GeolocationServiceMock::GeolocationServiceSet* GeolocationServiceMock::s_instances = 0;

RefPtr<Geoposition>* GeolocationServiceMock::s_lastPosition;

RefPtr<PositionError>* GeolocationServiceMock::s_lastError;

GeolocationService* GeolocationServiceMock::create(GeolocationServiceClient* client)

{

    initStatics();

    return new GeolocationServiceMock(client);

}

GeolocationServiceMock::GeolocationServiceMock(GeolocationServiceClient* client)

    : GeolocationService(client)

    , m_timer(this, &GeolocationServiceMock::timerFired)

    , m_isActive(false)

{

    s_instances->add(this);

}

GeolocationServiceMock::~GeolocationServiceMock()

{

    GeolocationServiceSet::iterator iter = s_instances->find(this);

    ASSERT(iter != s_instances->end());

    s_instances->remove(iter);

    cleanUpStatics();

}

void GeolocationServiceMock::setPosition(PassRefPtr<Geoposition> position)

{

    initStatics();

    GeolocationService::useMock();

    *s_lastPosition = position;

    *s_lastError = 0;

    makeGeolocationCallbackFromAllInstances();

}

void GeolocationServiceMock::setError(PassRefPtr<PositionError> error)

{

    initStatics();

    GeolocationService::useMock();

    *s_lastError = error;

    *s_lastPosition = 0;

    makeGeolocationCallbackFromAllInstances();

}

bool GeolocationServiceMock::startUpdating(PositionOptions*)

{

    m_isActive = true;

    m_timer.startOneShot(0);

    return true;

}

void GeolocationServiceMock::stopUpdating()

{

    m_isActive = false;

}

void GeolocationServiceMock::timerFired(Timer<GeolocationServiceMock>* timer)

{

    ASSERT_UNUSED(timer, timer == &m_timer);

    makeGeolocationCallback();

}

void GeolocationServiceMock::makeGeolocationCallbackFromAllInstances()

{

    GeolocationServiceSet::const_iterator end = s_instances->end();

    for (GeolocationServiceSet::const_iterator iter = s_instances->begin(); iter != end; ++iter)

        (*iter)->makeGeolocationCallback();

}

void GeolocationServiceMock::makeGeolocationCallback()

{

    if (!m_isActive)

        return;

    if (*s_lastPosition)

        positionChanged();

    else if (*s_lastError)

        errorOccurred();

}

void GeolocationServiceMock::initStatics()

{

    if (s_instances == 0) { 

        s_instances = new GeolocationServiceSet;

        s_lastPosition = new RefPtr<Geoposition>;

        s_lastError = new RefPtr<PositionError>;

    }

}

void GeolocationServiceMock::cleanUpStatics()

{

    if (s_instances->size() == 0) {

        delete s_instances;

        s_instances = 0;

        delete s_lastPosition;

        delete s_lastError;

    }

}

} // namespace WebCore

#endif