#include "ntc.h"
#include "comp_adc.h"
#include "drv_analog.h"
#include "comp_gp_mux_pucur.h"
#include <stdbool.h>
#include <stdint.h>

#define NTC_OFFSET 1156

typedef struct debouncer
{
    uint16_t cnt;
    uint16_t out;
} debouncer_s;

static debouncer_s deb;

static bool _debounce(debouncer_s *obj, bool in, uint16_t up_time, uint16_t down_time)
{
    if(in == obj->out)
    {
        obj->cnt = obj->out ? down_time : up_time;
    }
    else if(obj->cnt == 0 || --obj->cnt == 0)
    {
        obj->out = in;
        obj->cnt = obj->out ? down_time : up_time;
    }

    return obj->out;
}

void ntc_init(void)
{
    drv_clkctrl_pin_mul_cfg(RT1, 0);
    rt1_pucur_cfg(RT_100UA);
}

void ntc_run(void)
{
    uint16_t adc_value = 0;
    adc_value = COMP_ADC_GET_RT1_VOL();
    uint8_t out = 0;
    out = _debounce(&deb, adc_value <= NTC_OFFSET, 1000, 100);

    if(out)
    {
        NVIC_SystemReset();
    }
}