/*
 *
 *    Copyright (c) 2023 Project CHIP Authors
 *    All rights reserved.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */
#pragma once

#include <lib/core/Optional.h>

#include <app-common/zap-generated/cluster-objects.h>
#include <app/AttributeAccessInterface.h>

namespace chip {
namespace app {
namespace Clusters {
namespace ElectricalEnergyMeasurement {

struct MeasurementData
{
    Structs::MeasurementAccuracyStruct::Type measurementAccuracy;
    Optional<Structs::EnergyMeasurementStruct::Type> cumulativeImported;
    Optional<Structs::EnergyMeasurementStruct::Type> cumulativeExported;
    Optional<Structs::EnergyMeasurementStruct::Type> periodicImported;
    Optional<Structs::EnergyMeasurementStruct::Type> periodicExported;
    Optional<Structs::CumulativeEnergyResetStruct::Type> cumulativeReset;
};

enum class OptionalAttributes : uint32_t
{
    kOptionalAttributeCumulativeEnergyReset = 0x1,
};

class ElectricalEnergyMeasurementAttrAccess : public AttributeAccessInterface
{
public:
    ElectricalEnergyMeasurementAttrAccess(BitMask<Feature> aFeature, BitMask<OptionalAttributes> aOptionalAttrs) :
        app::AttributeAccessInterface(Optional<EndpointId>::Missing(), app::Clusters::ElectricalEnergyMeasurement::Id),
        mFeature(aFeature), mOptionalAttrs(aOptionalAttrs)
    {}

    ~ElectricalEnergyMeasurementAttrAccess() { Shutdown(); }

    CHIP_ERROR Init();
    void Shutdown();

    CHIP_ERROR Read(const app::ConcreteReadAttributePath & aPath, app::AttributeValueEncoder & aEncoder) override;

    bool HasFeature(Feature aFeature) const;
    bool SupportsOptAttr(OptionalAttributes aOptionalAttrs) const;

private:
    BitMask<Feature> mFeature;
    BitMask<OptionalAttributes> mOptionalAttrs;
};

bool NotifyCumulativeEnergyMeasured(EndpointId endpointId, const Optional<Structs::EnergyMeasurementStruct::Type> & energyImported,
                                    const Optional<Structs::EnergyMeasurementStruct::Type> & energyExported);

bool NotifyPeriodicEnergyMeasured(EndpointId endpointId, const Optional<Structs::EnergyMeasurementStruct::Type> & energyImported,
                                  const Optional<Structs::EnergyMeasurementStruct::Type> & energyExported);

CHIP_ERROR SetMeasurementAccuracy(EndpointId endpointId, const Structs::MeasurementAccuracyStruct::Type & accuracy);

CHIP_ERROR SetCumulativeReset(EndpointId endpointId, const Optional<Structs::CumulativeEnergyResetStruct::Type> & cumulativeReset);

MeasurementData * MeasurementDataForEndpoint(EndpointId endpointId);

} // namespace ElectricalEnergyMeasurement
} // namespace Clusters
} // namespace app
} // namespace chip