import os
import platform
from xml.etree import ElementTree
import pygetwindow as gw
import pyautogui
from typing import Dict

import logging
logger = logging.getLogger("desktopenv.metrics.vlc")

def get_vlc_config(setting_name):
    """
    Reads the VLC configuration file to check for a specific setting.

    # Example usage
    setting_name = 'recordings_folder='
    setting = read_vlc_config(setting_name)
    """
    # Common paths for VLC config file on different operating systems
    paths = {
        'Windows': os.path.expanduser('~\\AppData\\Roaming\\vlc\\vlcrc'),
        'Darwin': os.path.expanduser('~/Library/Preferences/org.videolan.vlc/vlcrc'),
        'Linux': os.path.expanduser('~/.config/vlc/vlcrc')
    }

    os_type = platform.system()
    config_path = paths.get(os_type)

    if not config_path or not os.path.exists(config_path):
        logger.warning("VLC config file not found for this operating system.")
        return None

    try:
        with open(config_path, 'r', encoding="utf-8") as file:
            for line in file:
                if line.startswith(setting_name):
                    return line.strip()
    except IOError as e:
        logger.error(f"Error reading config file: {e}")

    return None


def is_vlc_playing(actual: str, rule: Dict[str, str]) -> float:
    """
    Checks if VLC is currently playing a file.
    """
    with open(actual, 'rb') as file:
        actual_status = file.read().decode('utf-8')

    tree = ElementTree.fromstring(actual_status)
    status = tree.find('state').text
    if status == 'playing':
        file_info = tree.find('information/category[@name="meta"]/info[@name="filename"]').text
        print("file_info: ", file_info)
        if file_info:
            return 1 if file_info.endswith(rule['expected']) else 0
    else:
        return 0


def is_vlc_fullscreen():
    """
    Checks if the VLC window is in full-screen mode.

    When VLC is in full-screen mode, its window size matches the screen size with no borders.
    """
    try:
        # Get the VLC window; adjust the title as per your VLC window's title
        vlc_window = gw.getWindowsWithTitle('VLC media player')[0]  # Adjust title if needed
        if not vlc_window:
            return False

        # Get screen size
        screen_width, screen_height = pyautogui.size()

        # Check if VLC window size matches the screen size
        return (vlc_window.width == screen_width and vlc_window.height == screen_height)

    except IndexError:
        # VLC window not found
        logger.error("VLC window not found.")
        return False
    except Exception as e:
        logger.error(f"An error occurred: {e}")
        return False