#ifndef HEARTBEAT_MANAGER_H
#define HEARTBEAT_MANAGER_H

#include <Arduino.h>
#include "config_manager.h"
#include "transport_manager.h"
#include "mqtt_client.h"
#include "acuvim_reader.h"
#include "gsm_manager.h"
#include "wifi_manager.h"
#include "sd_manager.h"
#include "ota_manager.h"

class HeartbeatManager {
public:
    void begin(ConfigManager& config, TransportManager& transport,
               MqttClient& mqtt, AcuvimReader& acuvim,
               WifiManager& wifi, GsmManager& gsm,
               SdManager& sd, OtaManager& ota);
    void loop();
    void sendNow();

    uint32_t getBootCount() const { return _bootCount; }
    uint32_t getHeartbeatCount() const { return _heartbeatCount; }

private:
    ConfigManager* _config;
    TransportManager* _transport;
    MqttClient* _mqtt;
    AcuvimReader* _acuvim;
    WifiManager* _wifi;
    GsmManager* _gsm;
    SdManager* _sd;
    OtaManager* _ota;

    unsigned long _lastHeartbeatMs;
    uint32_t _heartbeatCount;
    uint32_t _bootCount;
    bool _sentInitial;

    String buildPayload();
    void loadBootCount();
};

#endif