AppSettings.h

#pragma once
#include <string>

class AppSettings
{   
	static AppSettings* _appSettingInstance;
    std::string theme;          // "dark" / "light"
    int fontSize;               // e.g. 14, 16, 18
    int volumeLevel;            // 0–100
    bool isMuted;               // true / false
    std::string language;       // e.g. "English", "Zulu"
    int autoSaveInterval;       // minutes
    std::string startupMode;    // "normal", "safe", etc.
    std::string username;       // current user
    std::string lastLogin;

    AppSettings();
public : 

	static AppSettings* getSetting();
    void showtheme() const;

    std::string getTheme() const;
    int getFontSize() const;
    int getVolumeLevel() const;
    bool getIsMuted() const;
    std::string getLanguage() const;
    int getAutoSaveInterval() const;
    std::string getStartupMode() const;
    std::string getUsername() const;
    std::string getLastLogin() const;
    
    void setTheme(const std::string& newTheme);
    void setFontSize(int size);
    void setVolumeLevel(int volume);
    void setIsMuted(bool muted);
    void setLanguage(const std::string& lang);
    void setAutoSaveInterval(int minutes);
    void setStartupMode(const std::string& mode);
    void setUsername(const std::string& user);
    void setLastLogin(const std::string& time);

    void loadFromFile(const std::string& filePath);
    void saveToFile(const std::string& filePath) const;
};