from enum import Enum, auto
from PyQt6.QtGui import QIcon
from pathlib import Path
import requests
import os

class IconType(Enum):
    # Навигация
    HOME = auto()
    SETTINGS = auto()
    MENU = "menu"
    BACK = "arrow-back"
    FORWARD = "arrow-forward"
    
    # Действия
    ADD = "add"
    REMOVE = "remove"
    EDIT = "edit"
    DELETE = "delete"
    SAVE = "save"
    REFRESH = "refresh"
    SEARCH = "search"
    
    # Медиа
    IMAGE = auto()
    VIDEO = "video"
    AUDIO = "audio"
    PLAY = "play"
    PAUSE = "pause"
    STOP = "stop"
    
    # Статусы
    SUCCESS = "check-circle"
    WARNING = "warning"
    ERROR = "error"
    INFO = "info"
    
    # Интерфейс
    CLOSE = "close"
    MINIMIZE = "minimize"
    MAXIMIZE = "maximize"
    RESTORE = "restore"
    
    # Тема
    LIGHT_MODE = "light-mode"
    DARK_MODE = "dark-mode"

class IconManager:
    _instance = None
    _icons = {}
    
    def __new__(cls):
        if cls._instance is None:
            cls._instance = super(IconManager, cls).__new__(cls)
            cls._instance._download_icons()
        return cls._instance
    
    @classmethod
    def get_instance(cls):
        if cls._instance is None:
            cls._instance = cls()
        return cls._instance
    
    def _download_icons(self):
        """Загрузка иконок из интернета"""
        icons_dir = Path("resources/icons")
        icons_dir.mkdir(parents=True, exist_ok=True)
        
        icons = {
            IconType.HOME: "https://api.iconify.design/mdi/home.svg",
            IconType.IMAGE: "https://api.iconify.design/mdi/image.svg",
            IconType.SETTINGS: "https://api.iconify.design/mdi/cog.svg"
        }
        
        for icon_type, url in icons.items():
            icon_path = icons_dir / f"{icon_type.name.lower()}.svg"
            if not icon_path.exists():
                try:
                    response = requests.get(url)
                    response.raise_for_status()
                    with open(icon_path, "wb") as f:
                        f.write(response.content)
                except Exception as e:
                    print(f"Ошибка при загрузке иконки {icon_type}: {e}")
            
            self._icons[icon_type] = QIcon(str(icon_path))
    
    def get_icon(self, icon_type: IconType) -> QIcon:
        """Получение иконки по типу"""
        return self._icons.get(icon_type, QIcon())
    
    def get_themed_icon(self, icon_type: IconType, theme: str) -> QIcon:
        """Получение иконки с учетом темы"""
        icon_file = Path("resources/icons") / theme / f"{icon_type.value}.svg"
        if icon_file.exists():
            return QIcon(str(icon_file))
        return self.get_icon(icon_type)