#pragma once
#include <stdint.h>
#include <stdbool.h>

#define BUFFER_LENGTH 10

static bool debug = true;
#define DEBUG_ON 1

enum {
    FIRST_PASS = 0,
    OLD = 0,
    SECOND_PASS = 1,
    LASTPASS = 1
};

typedef struct{
    uint8_t alarm : 1;
    uint8_t direction : 1;
    uint8_t msgType : 4;
    uint16_t auxId : 5;
} ID;

typedef struct {
    ID id;
    uint8_t data [6];
} Message;

/*
typedef struct {
    int writeHead;
    int readHead;
    int indexesLeft;
    Message buffer [BUFFER_LENGTH];
} ReceiveMessageBuffer;*/

bool CAN_init(bool isCentralUnit);

bool CAN_send(uint16_t auxId, uint8_t msgType, uint8_t* data, uint32_t dataLength);

bool CAN_registerMessageHandler(uint8_t msgType, void (*callback)(Message*));

bool CAN_centralSetInit(uint16_t auxId, uint32_t tempId);

bool CAN_auxRequestInit(uint8_t auxType);

#ifdef DEBUG_ON
void generatePasswordPair(uint16_t seed, uint16_t auxId);

bool can_init();
#endif