from typing import List, Optional, Union
from lark_oapi.api.docx.v1 import Block

class NestBlock:
    def __init__(self, block: Block, children: Optional[Union["NestBlock", List["NestBlock"]]] = None) -> None:
        self.report_id: Optional[str] = None
        self.id: Optional[str] = None
        self.parent: Optional["NestBlock"] = None
        self.block: Block = block
        self.children = children
        if self.children != None:
            if isinstance(self.children, list):
                for item in self.children:
                    item.parent = self
            else:
                self.children.parent = self

    def callback(self):
        pass