import { UnifiedThemeManager } from '../core/unified-theme-manager';

interface ThemeHook {
  theme: string;
  setTheme: (theme: string) => void;
  toggleTheme: () => void;
}

// Global theme manager instance
let themeManagerInstance: UnifiedThemeManager | null = null;

function getThemeManager(): UnifiedThemeManager {
  if (!themeManagerInstance) {
    themeManagerInstance = new UnifiedThemeManager();
    themeManagerInstance.init();
  }
  return themeManagerInstance;
}

/**
 * Universal theme hook
 */
export function useTheme(): ThemeHook {
  const themeManager = getThemeManager();
  
  const setTheme = (theme: string): void => {
    themeManager.apply(theme);
  };

  const toggleTheme = (): void => {
    themeManager.toggleDarkMode();
  };

  return {
    theme: themeManager.getActiveTheme() || 'light',
    setTheme,
    toggleTheme
  };
}