from typing import Any
from copy import deepcopy

class FalseTrueVarifingTask:
    """
    A singleton class representing a task that can be either false or true.
    This class is used to handle tasks that require verification of their truth value.
    """
    
    _instance = None

    def __new__(cls):
        if cls._instance is None:
            cls._instance = super(FalseTrueVarifingTask, cls).__new__(cls)
            cls._instance._initialized = False
        return cls._instance

    def __init__(self):
        if self._initialized:
            return
        self._is_verifing = False
        self.task_queue = []
        self._initialized = True

    def reset(self):
        """
        Reset the task queue and verification status.
        """
        self._is_verifing = False
        self.task_queue.clear()
        
    # 각 addon의 검증 로직에서 해당 함수를 호출하여, 추후 오탐 검증을 위한 작업을 추가할 수 있습니다.
    def add_task(self, task_name: str, data: Any):
        """
        Add a task to the task queue.
        :param task: The task to be added.
        """
        self.task_queue.append({
            "task_name": task_name,
            "data": data})
        
    def start_verification(self):
        """
        Start the verification process for the tasks in the queue.
        """
        self._is_verifing = True
    
    def get_task_queue(self):
        """
        Get a copy of the current task queue.
        :return: A copy of the task queue.
        """
        return deepcopy(self.task_queue)
        
    def is_verifing_false_true(self):
        """
        Get the current verification status.
        :return: True if verification is in progress, False otherwise.
        """
        return self._is_verifing