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#ifndef SUNSPECMETER_H
#define SUNSPECMETER_H

#include <QObject>
#include "sunspec.h"

class SunSpecMeter : public SunSpec
{
    Q_OBJECT
public:
    //Model 203 = Three phase meter
    enum MandatoryRegistersModel20X {
        TotalAcCurrent          = 2,
        PhaseACurrent           = 3,
        PhaseBCurrent           = 4,
        PhaseCCurrent           = 5,
        CurrentScaleFactor      = 6,
        VoltageLN               = 7,
        PhaseVoltageAN          = 8,
        PhaseVoltageBN          = 9,
        PhaseVoltageCN          = 10,
        VoltageLL               = 11,
        PhaseVoltageAB          = 12,
        PhaseVoltageBC          = 13,
        PhaseVoltageCA          = 14,
        VoltageScaleFactor      = 15,
        Frequency               = 16,
        TotalRealPower          = 18,
        RealPowerScaleFactor    = 22,
        TotalRealEnergyExported = 38,
        TotalRealEnergyImported = 46,
        RealEnergyScaleFactor   = 54,
        MeterEventFlags         = 105
    };

    struct MeterData {
        SunSpecEvent1 event;
        SunSpecOperatingState operatingState;
    };

    SunSpecMeter(const QHostAddress &hostAddress, uint port = 502, QObject *parent = 0);

    void geMeterMap();

private:
    BlockId m_id = BlockId::DeltaConnectThreePhaseMeter;
    uint m_mapLength = 0;
    uint m_mapModbusStartRegister = 40000;

    void readMeterBlockHeader();

private slots:
    void onConnectionStateChanged();
    void onModbusMapReceived(BlockId mapId, uint mapLength, QVector<quint16> data);

signals:
    void initFinished();
    void meterDataReceived(const MeterData &data);
};

#endif // SUNSPECMETER_H