#ifndef ATB_SYSTEM_H
#define ATB_SYSTEM_H

#include <QObject>
#include <QFile>
#include <QTextStream>
#include "version.h"


#define SYS_COMMAND_SLEEP          0x0001
#define SYS_COMMAND_DIMLOW         0x0002
#define SYS_COMMAND_DIMHIGH        0x0003
#define SYS_COMMAND_BEEP           0x0004
#define SYS_COMMAND_MACHINE_NUMBER 0x0005
#define SYS_COMMAND_HALT           0x0006
#define SYS_COMMAND_REBOOT         0x0007
#define SYS_COMMAND_LED_CONTROL    0x3600


#if defined (ARCH_PTU2)
    #define BEEPTIMEOUT 200
#elif defined (ARCH_PTU4)
    #define BEEPTIMEOUT 100
#else
    #define BEEPTIMEOUT 100
#endif

class ATBHMIconfig;

class ATB_system : public QObject {
    Q_OBJECT

private:
    ATBHMIconfig *config;
    QFile *tf_gpio;
    QTextStream *tf_gpio_outstream;

    quint8 current_dim_value;

    void privateConfigLED(const QByteArray & cmd);
    void privateSetLEDTrigger(const QString & led, const QString & trigger);
    void privateSetLEDDelayOn(const QString & led, const QString & delayOn);
    void privateSetLEDDelayOff(const QString & led, const QString & delayOff);
    void privateSwitchBlinkButton(bool on);

public:
    explicit ATB_system(ATBHMIconfig *config, QObject *parent = nullptr);
    ~ATB_system();


    static quint8 setPSAConfigInt(const QString & filename, quint16 iValue);
    static quint16 readPSAConfigInt(const QString &filename);

    static quint8 setPSAConfigString(const QString & filename, const QString &  sValue);
    static QString readPSAConfigString(const QString & filename);

    enum LED_NAME {
        ATB_LED1 = 1,
        ATB_LED2,
        ATB_LED3,
        ATB_LED4
    };

    enum LED_TRIGGER {
        LED_TRIGGER_NONE = 1,
        LED_TRIGGER_TIMER,
        LED_TRIGGER_DEFAULT_ON
    };

    enum DEVICE_TYPE {
        EVENT_DEVICE_BARCODEREADER,
        EVENT_DEVICE_TOUCHSCREEN,
        EVENT_DEVICE_GPIO_KEYBOARD,
        EVENT_DEVICE_KEYBOARD,
        EVENT_DEVICE_RFIDREADER,
        EVENT_DEVICE_USBMOUSE
    };

    static QString getEventDeviceName(DEVICE_TYPE type);
    static quint8 setupInductionLoops();


    void dbus_permitSuspend();
    void dbus_preventSuspend();

    void dbus_DimHighPermanent();
    void dbus_DimControlStart();

    void dbus_wakeSystem();

signals:
    /* emitted, after waking up from suspend...
     */
    void wakeUp();

public slots:
    void executeSystemCommand(quint16 cmd, QByteArray data);
    void DimHigh();
    void DimLow();
    void Dim(quint8 value);
    void DimStart();
    void DimStop();
    void Beep();
    void BeepStop();
    void setDateTime(const QString &dateTimeString);

    void onConfigLED(LED_NAME LED, LED_TRIGGER trigger, quint16 delayOn = 0, quint16 delayOff = 0);

    void switchBlinkButtonOn();
    void switchBlinkButtonOff();

    void onWakeVMC();
    void halt();
    void reboot();
};

#endif // ATB_SYSTEM_H