from datetime import datetime


class Playlist:
    def __init__(self, name: str, engine_id: int = None, parent: int = 0):
        self.name = name
        self.parent = parent
        self.engine_id = engine_id
        self.last_edited = datetime.now()

    def __str__(self):

        st = "'" + self.name + "'"

        if self.parent != 0:
            st += ", parent " + str(self.parent)

        if self.engine_id != 0:
            st += ", Engine ID " + str(self.engine_id)

        st += ", Last edited " + self.last_edited.isoformat(sep=" ", timespec="seconds")

        return st