#ifndef IOMODULESINTERFACE_H
#define IOMODULESINTERFACE_H
#include "SeaMAX.h"
#include <QTimer>
#include <QObject>
#include <QBitArray>

#define IO_MODULES_REFRESH_INTERVAL 300     //ms
#define IO_COUNT 128    //4 modules of 32 bits

class CIOModulesInterface : public QObject
{
    Q_OBJECT
public:

    enum eModulesSlaveIDDefs
    {
        INPUTS_MODULE_1_SLAVE_ID = 1,
        INPUTS_MODULE_2_SLAVE_ID = 2,
        INPUTS_MODULE_3_SLAVE_ID = 3,
        INPUTS_MODULE_4_SLAVE_ID = 4,
        OUTPUTS_MODULE_1_SLAVE_ID = 5,
        OUTPUTS_MODULE_2_SLAVE_ID = 6,
        OUTPUTS_MODULE_3_SLAVE_ID = 7,
        OUTPUTS_MODULE_4_SLAVE_ID = 8

    };


    CIOModulesInterface();
    ~CIOModulesInterface();

    int OpenIOModules(QString IPAddress);
    int CloseIOModules();

    int SetOutputs(QBitArray Outputs);
    QBitArray GetInputStates();
    QBitArray GetOutputStates();
    int ResetOutputs();

private:
    SM_HANDLE hndl;
 //   QTimer *mIOModulesQueryTimer;
    unsigned char mInputsBuffer[16];
    unsigned char mOutputsBuffer[16];
    unsigned char mOutputsStatebuffer[16];

    int ReadInputModules();
    int WriteOutputModules();
    int ReadOutputStates();


    int DoAllIOTransactions();

    QBitArray CharBufferToBitArray(unsigned char *buf, int size_in_bytes);

public slots:
    void IOModulesQueryTimerExpired();
};

#endif // IOMODULESINTERFACE_H