#!/usr/bin/env python3
# -*- coding: utf-8 -*-

from typing import Self, Callable, Optional
from Interfaces.Application.AnPInterface import AnPInterface

class BaseAbstract:

    def _build(self:Self) -> None:
        pass

    def __init__(self:Self, anp:AnPInterface, key:str) -> None:
        self.anp:AnPInterface = anp
        self.key:str = key
        self._built:bool = False
        self._started:bool = False
        self._stopped:bool = False

        self._build()
        self._built = True

    def _start(self:Self, callback:Optional[Callable[[bool], bool]] = None) -> bool:
        pass

    def start(self:Self, callback:Optional[Callable[[bool], bool]] = None) -> bool:
        if self._started:
            return False if callback is None else callback(False)
        self._started = True

        self._stopped = False
        return True if callback is None else callback(True)

    def _close(self:Self, callback:Optional[Callable[[bool], bool]] = None) -> bool:
        pass

    def close(self:Self, callback:Optional[Callable[[bool], bool]] = None) -> bool:
        if self._stopped:
            return False if callback is None else callback(False)
        self._started = False

        self._close(callback)
        
        self._stopped = True
        return True if callback is None else callback(True)