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#include "layerfilternode_p.h"
#include "qlayerfilter.h"
#include <Qt3DRender/private/qlayerfilter_p.h>
#include <Qt3DCore/qpropertyupdatedchange.h>
#include <Qt3DCore/qpropertynodeaddedchange.h>
#include <Qt3DCore/qpropertynoderemovedchange.h>

QT_BEGIN_NAMESPACE

using namespace Qt3DCore;

namespace Qt3DRender {
namespace Render {

LayerFilterNode::LayerFilterNode()
    : FrameGraphNode(FrameGraphNode::LayerFilter)
    , m_filterMode(QLayerFilter::AcceptAnyMatchingLayers)
{
}

void LayerFilterNode::initializeFromPeer(const Qt3DCore::QNodeCreatedChangeBasePtr &change)
{
    FrameGraphNode::initializeFromPeer(change);
    const auto typedChange = qSharedPointerCast<Qt3DCore::QNodeCreatedChange<QLayerFilterData>>(change);
    const auto &data = typedChange->data;
    setLayerIds(data.layerIds);
    m_filterMode = data.filterMode;
}

void LayerFilterNode::sceneChangeEvent(const Qt3DCore::QSceneChangePtr &e)
{
    switch (e->type()) {
    case PropertyValueAdded: {
        const auto change = qSharedPointerCast<QPropertyNodeAddedChange>(e);
        if (change->propertyName() == QByteArrayLiteral("layer"))
            m_layerIds.append(change->addedNodeId());
        markDirty(AbstractRenderer::FrameGraphDirty|AbstractRenderer::LayersDirty);
        break;
    }

    case PropertyValueRemoved: {
        const auto change = qSharedPointerCast<QPropertyNodeRemovedChange>(e);
        if (change->propertyName() == QByteArrayLiteral("layer"))
            m_layerIds.removeOne(change->removedNodeId());
        markDirty(AbstractRenderer::FrameGraphDirty|AbstractRenderer::LayersDirty);
        break;
    }

    case PropertyUpdated: {
        const auto change = qSharedPointerCast<QPropertyUpdatedChange>(e);
        if (change->propertyName() == QByteArrayLiteral("filterMode")) {
            m_filterMode = static_cast<QLayerFilter::FilterMode>(change->value().value<int>());
            markDirty(AbstractRenderer::FrameGraphDirty|AbstractRenderer::LayersDirty);
            break;
        }
    }

    default:
        break;
    }

    FrameGraphNode::sceneChangeEvent(e);
}

QNodeIdVector LayerFilterNode::layerIds() const
{
    return m_layerIds;
}

void LayerFilterNode::setLayerIds(const QNodeIdVector &list)
{
    m_layerIds = list;
}

QLayerFilter::FilterMode LayerFilterNode::filterMode() const
{
    return m_filterMode;
}

} // namespace Render
} // namespace Qt3DRender

QT_END_NAMESPACE
