#ifndef _PARAM_MGR_H_
#define _PARAM_MGR_H_

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

typedef enum PARAM_TYPE
{
    PARAM_TYPE_UINT8 = 1,     /* 8-bit unsigned integer | */
    PARAM_TYPE_INT8 = 2,      /* 8-bit signed integer | */
    PARAM_TYPE_UINT16 = 3,    /* 16-bit unsigned integer | */
    PARAM_TYPE_INT16 = 4,     /* 16-bit signed integer | */
    PARAM_TYPE_UINT32 = 5,    /* 32-bit unsigned integer | */
    PARAM_TYPE_INT32 = 6,     /* 32-bit signed integer | */
    PARAM_TYPE_UINT64 = 7,    /* 64-bit unsigned integer | */
    PARAM_TYPE_INT64 = 8,     /* 64-bit signed integer | */
    PARAM_TYPE_REAL32 = 9,    /* 32-bit floating-point | */
    PARAM_TYPE_REAL64 = 10,   /* 64-bit floating-point | */
    PARAM_TYPE_ENUM_END = 11, /*  | */
} PARAM_TYPE;

typedef union param_value_ptr {
    double *d;
    float *s;
    uint32_t *I;
    int32_t *i;
    uint16_t *H;
    int16_t *h;
    uint8_t *B;
    int8_t *b;
} param_value_ptr_t;

typedef void (*param_getter)(param_value_ptr_t);
typedef void (*param_setter)(param_value_ptr_t);

typedef struct
{
    char name[16];
    param_value_ptr_t val_ptr;
    param_getter getter_ptr;
    param_setter setter_ptr;
    PARAM_TYPE typ;
} param_prop;

int param_mgr_regist(param_prop *prop);

param_prop *param_get_by_idx(uint16_t idx);
uint16_t param_get_count(void);

int16_t param_get_idx_by_name(const char name[16]);
param_prop *param_get_by_name(const char name[16]);

void param_get_value(param_prop *prop, uint8_t value[4]);
void param_set_value(param_prop *prop, const uint8_t value[4]);

bool restore_param(void);
bool save_param(void);
bool param_save(int16_t i, param_prop *p);

#endif /* _PARAM_MGR_H_ */