from abc import ABC, abstractmethod

class BookmarkElement(ABC):
    def __init__(self,data):
        self._data = data

    @property
    @abstractmethod
    def children(self):
        pass
    
    @property
    @abstractmethod
    def name(self):
        pass

    @property
    @abstractmethod
    def parent(self):
        pass

    @property
    @abstractmethod
    def date_added(self):
        pass

    @property
    @abstractmethod
    def position(self):
        pass

class Bookmark(BookmarkElement):
    @property
    @abstractmethod
    def address(self):
        pass

    @property
    def children(self):
        return []

class Folder(BookmarkElement):
    @property
    @abstractmethod
    def date_modified(self):
        pass

    @abstractmethod
    def is_root(self):
        pass

    @abstractmethod
    def is_toolbar(self):
        pass

class Bookmarks(ABC):
    def __init__(self, profile_name="default"):
        self.profile = profile_name
        self.read_data()

    @abstractmethod
    def read_data(self):
        pass

    @property
    @abstractmethod
    def folders(self):
        pass
    
    @property
    @abstractmethod
    def bookmarks(self):
        pass
    
    @property
    def root_folder(self):
        pass

    @property
    @abstractmethod
    def toolbar_folder(self):
        pass
    
    @property
    @abstractmethod
    def other_bookmarks(self):
        pass