SerialCmd.h

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#pragma once
 
#include "ICommandRegistry.h"
#include <cstdint>
 
namespace cdc::serial {

using TextChangeCallback = void (*)(const char* field, const char* value);
using TimeChangeCallback = void (*)();

class SerialCmd {
public:
    static constexpr size_t CMD_BUFFER_SIZE = 256;
    static constexpr uint32_t AUTH_TIMEOUT_MS = 5 * 60 * 1000;  // 5 minutes

    static void init();

    static bool process();

    static ICommandRegistry& getRegistry();
 
    // === Callbacks ===

    static void setTextCallback(TextChangeCallback callback);

    static void setTimeCallback(TimeChangeCallback callback);
 
    // === Authentication (FEATURE_SECURE_SERIAL) ===

    static bool isAuthenticated();

    static bool authenticate(const char* pin);

    static void logout();

    static void touchAuthSession();
 
    // === Built-in Commands ===

    static void registerBuiltinCommands();
 
private:
    SerialCmd() = delete;  // Static-only class
 
    static void executeCommand(char* cmd);
    static char* trim(char* str);

    enum class HistoryDirection : uint8_t { OLDER, NEWER };

    static void handleHistoryNav(HistoryDirection dir);

    static bool handleEscape(int c);

    static void handleSpecialChar(int c, bool& commandReady);
};
 
} // namespace cdc::serial