#pragma once

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

#include "esp_err.h"

typedef struct {
    uint32_t sample_rate;
    uint8_t channels;
    uint8_t bits_per_sample;
    int output_volume;
    float input_gain_db;
} voice_audio_open_config_t;

esp_err_t voice_audio_open(const voice_audio_open_config_t *cfg, char *err, size_t err_len);
void voice_audio_close(void);

bool voice_audio_is_open(void);

esp_err_t voice_audio_read_pcm(int16_t *pcm,
                               size_t samples,
                               uint32_t timeout_ms,
                               char *err,
                               size_t err_len);
esp_err_t voice_audio_write_pcm(const int16_t *pcm,
                                size_t samples,
                                uint32_t timeout_ms,
                                char *err,
                                size_t err_len);