#ifndef __SLAVE_DRIVER_UHK_MODULE_H__
#define __SLAVE_DRIVER_UHK_MODULE_H__

// Includes:

    #include "fsl_common.h"
    #include "crc16.h"

// Macros:

    #define UHK_MODULE_MAX_COUNT 3
    #define KEY_STATE_SIZE (LEFT_KEYBOARD_HALF_KEY_COUNT/8 + (LEFT_KEYBOARD_HALF_KEY_COUNT % 8 ? 1 : 0))
    #define MAX_PWM_BRIGHTNESS 0x64

// Typedefs:

    typedef enum {
        UhkModuleDriverId_LeftKeyboardHalf,
        UhkModuleDriverId_LeftAddon,
        UhkModuleDriverId_RightAddon,
    } uhk_module_id_t;

    typedef enum {
        UhkModulePhase_RequestModuleFeatures,
        UhkModulePhase_ReceiveModuleFeatures,
        UhkModulePhase_ProcessModuleFeatures,
        UhkModulePhase_RequestKeyStates,
        UhkModulePhase_ReceiveKeystates,
        UhkModulePhase_ProcessKeystates,
        UhkModulePhase_SetLedPwmBrightness,
        UhkModulePhase_SetTestLed,
    } uhk_module_phase_t;

    typedef struct {
        uint8_t ledPwmBrightness;
        bool isTestLedOn;
    } uhk_module_vars_t;

    typedef struct {
        uhk_module_phase_t phase;
        uhk_module_vars_t targetVars;
        i2c_message_t rxMessage;
        uint8_t firmwareI2cAddress;
        uint8_t bootloaderI2cAddress;
        uhk_module_features_t features;
    } uhk_module_state_t;

    typedef struct {
        uint8_t firmwareI2cAddress;
        uint8_t bootloaderI2cAddress;
    } uhk_module_i2c_addresses_t;

// Variables:

    extern uhk_module_vars_t UhkModuleVars[UHK_MODULE_MAX_COUNT];

// Functions:

    void UhkModuleSlaveDriver_Init(uint8_t uhkModuleId);
    status_t UhkModuleSlaveDriver_Update(uint8_t uhkModuleId);

#endif