// Sensor driver registry: the one place that knows the concrete list of
// sensor drivers compiled into this firmware. app_main.c and
// telemetry_client.c never reference bme280.c / ld2410.c directly -- they
// only talk to this registry, so adding a new sensor never touches them.
//
// See README.md's "Adding a new sensor" section for the step-by-step.

#pragma once

#include "sensor_driver.h"

#ifdef __cplusplus
extern "C" {
#endif

// Calls every registered driver's init() (in array order), logging and
// continuing past individual failures rather than aborting -- one dead
// sensor shouldn't take the whole node offline. Call once at boot, before
// the telemetry task starts.
void sensor_registry_init_all(void);

// Calls every registered driver's read() and appends its readings into
// `out` (capacity `max_out`), writing the total count written to
// `*out_count`. A driver that errors is logged and simply contributes zero
// readings this cycle. Returns ESP_OK; this function does not fail as a
// whole just because one driver did.
esp_err_t sensor_registry_collect(sensor_reading_t *out, size_t max_out, size_t *out_count);

#ifdef __cplusplus
}
#endif