// SPDX-License-Identifier: LGPL-3.0-or-later
// ST4-ESP32: Serial protocol handler (ASCOM/INDI compatible)
// Drop-in replacement for original ArduinoCode.ino serial protocol
// Extended mode adds PULSE, POS?, SYNC, STATUS?, VERSION?

#pragma once

#include <Arduino.h>
#include "ST4Controller.h"

class ST4Serial {
    ST4Controller* controller_;
    HardwareSerial* serial_;
    String buffer_;
    bool extendedMode_;

    void processCommand(const String& cmd);
    void processExtendedCommand(const String& cmd);
    String directionStr(ST4Direction dir) const;

public:
    ST4Serial();

    void begin(ST4Controller& controller,
               HardwareSerial& serial = Serial,
               bool extendedMode = true);
    void update();
};