from PySide6.QtCore import QSettings

class ThemeManager:
    def __init__(self):
        self.settings = QSettings("yobble_messenger", "Theme")
        self.theme = self.settings.value("theme", "dark")

    def is_dark(self):
        return self.theme == "dark"

    def set_theme(self, theme: str):
        if theme in ("dark", "light"):
            self.theme = theme
            self.settings.setValue("theme", theme)

# Глобальный экземпляр
theme_manager = ThemeManager()