#include <HID.h>

#define EPTYPE_DESCRIPTOR_SIZE    uint8_t

class POPNHID_ : public PluggableUSBModule {

  public:
    POPNHID_(void);

    /**
       Updates the led status based on led_data (HID report received) and button states
       param[in] buttonState bitfield with currently pressed buttons (used to force additional lights for mixed mode)
       param[in] invert set to true to invert on/off status (used for invert lightmode)
    */
    void updateLeds(uint32_t buttonsState, bool invert);

    /**
       Sends the gamepad button states to the PC as an HID report
       param[in] buttonsState bitfield with currently pressed buttons
       return USB_Send() return value
    */
    int sendState(uint32_t buttonsState);

    /**
       Changes the lightMode if a received HID report asks for it
    */
    void updateLightMode();

    /**
       getter and setter for lightMode protected field.
    */
    uint8_t getLightMode();
    void setLightMode(uint8_t mode);

    /**
       getter for lastHidUpdate protected field.
    */
    unsigned long getLastHidUpdate();

  protected:
    /* current lightMode (0 = reactive, 1 = HID only, 2 = mixed (HID+reactive auto-switch), 3 = combined (HID+button presses), 4 = combined invert) */
    uint8_t lightMode = 2;
    /* timestamp of last received HID report for lightMode 3 */
    unsigned long lastHidUpdate = 0;
    /* byte array to receive HID reports from the PC */
    byte led_data[5];

    /* Implementation of the PUSBListNode */
    EPTYPE_DESCRIPTOR_SIZE epType[1];
    uint8_t protocol;
    uint8_t idle;
    int getInterface(uint8_t* interfaceCount);
    int getDescriptor(USBSetup& setup);
    bool setup(USBSetup& setup);
    uint8_t getShortName(char *name);
};

extern POPNHID_ POPNHID;