#pragma once

#include <stdint.h>

#define REC_SAMPLE_RATE 16000
#define REC_MAX_SECONDS 120

bool recorder_mic_init(void);
bool recorder_start(void);
void recorder_stop(void);
bool recorder_is_active(void);
float recorder_level_db(void);          /* smoothed approx dBFS+offset, or NAN */
uint32_t recorder_elapsed_ms(void);
uint32_t recorder_bytes_written(void);
const char *recorder_last_path(void);   /* e.g. /rec/R0003.WAV */
const char *recorder_status(void);
void recorder_tick(void);               /* call from loop; drains I2S → SD */