import pygetwindow as gw
import logging

logger = logging.getLogger(__name__)

class WindowManager:
    """
    Manages interactions related to system windows,
    primarily retrieving active window titles.
    """
    def __init__(self):
        logger.info("WindowManager: Initialized.")

    def get_window_titles(self):
        """
        Retrieves a sorted list of active window titles.
        Excludes the utility's own window by its title.
        """
        logger.info("WindowManager: Attempting to retrieve active window list.")
        try:
            all_windows = gw.getAllWindows()
            # Filter out empty titles and the utility's own window by its default title
            window_titles = sorted(
                list(set([
                    win.title for win in all_windows 
                    if win.title and win.title != "Jarvis Key Press Utility (AHK Integrated)" 
                ]))
            )
            logger.info(f"WindowManager: Found {len(window_titles)} active windows.")
            return window_titles
        except Exception as e:
            logger.error(f"WindowManager: Failed to retrieve window list: {e}", exc_info=True)
            return []