#pragma once

#include <stdint.h>

#include "esp_adc/adc_continuous.h"
#include "esp_adc/adc_cali.h"

typedef struct {
  unsigned int channel;
  unsigned int gain;
  unsigned int real_gain;
} measurement_input;

typedef struct {
  uint32_t *raw_volt;
  uint32_t *amperes;
  uint32_t amperes_f;
} measurements;

typedef struct {
  adc_continuous_handle_t handle;
  measurement_input* inputs;
  int nb_inputs;
} measurements_ctxt;

#define ADC_STORE_BUFFER_SIZE 100 // in number of samples / nb of inputs

adc_continuous_handle_t init_measurement_inputs(measurement_input inputs[], int inputs_num);
void init_conv_driver(measurement_input inputs[], int inputs_num, adc_cali_handle_t* out);
void start_zero_cali(measurements_ctxt* ctxt, unsigned int nb_samples, uint32_t offsets[]);
int get_input_index_from_channel(adc_channel_t channel);