#ifndef _BMS_STATE_H__
#define _BMS_STATE_H__
#include "bsp/shark_bsp.h"
#include "libs/shark_libs.h"
#ifndef BIT
#define BIT(x)                       ((uint32_t)((uint32_t)0x01U<<(x)))
#endif
#ifndef BITS
#define BITS(start, end)             ((0xFFFFFFFFUL << (start)) & (0xFFFFFFFFUL >> (31U - (uint32_t)(end))))
#endif

#define BATT_USED_BY_NONE       0
#define BATT_USED_BY_MOTOR_BIKE 1
#define BATT_USED_BY_CHARGER_DOCKER 2
#define HATT_USED_BY_CHARGER_BOX 3

#define MIN_START_CHARGER_CURRENT 100 //ma, 如果有正向超过 MIN_START_CHARGER_CURRENT的电流，认为在充电
#define MIN_START_LOADING_CURRENT 2  //ma, 如果有反向小于 MIN_START_LOADING_CURRENT的电流，认为在放电
typedef struct{
	uint16_t discharging :1;
	uint16_t charging: 1;
	uint16_t pack_balancing:1;
	uint16_t pack_voltage; //电池包的总电压
	int      used_by;//where this battery is used for: on motor, on charger docker, on charger box, NONE
	int      user_request;
}bms_state_t;

#define USER_REQUEST_CHARGER BIT(0)
#define USER_REQUEST_DISCHARGER BIT(1)
#define USER_REQUEST_SMALLCURRENT BIT(2)

typedef struct {
	shark_timer_t _timer;
	int count;
	int max_count;
	int interval;
}debounce_timer_t;

typedef struct {
	int count;
	int max_count;
}debounce_t;

#define debounce_reach(dt) ((dt)->count >= (dt)->max_count)
#define debounce_reset(dt) ((dt)->count = 0)
#define debounce_inc(dt) ((dt)->count++)
void bms_state_init(void);
bms_state_t * bms_state_get(void);

#endif /* _BMS_STATE_H__ */