from __future__ import annotations

import uuid
from dataclasses import dataclass
from typing import TYPE_CHECKING, Optional

from pydantic import Field

if TYPE_CHECKING:
    from backend.model.tribe import Tribe


@dataclass
class Student:
    name: str
    tribe: Tribe
    id: Optional[str] = Field(default_factory=lambda: str(uuid.uuid1()))

    def __post_init__(self) -> None:
        self.tribe.register_student(self)

    def __eq__(self, other: object) -> bool:
        if isinstance(other, Student):
            return self.id == other.id
        return False

    def __hash__(self) -> int:
        return hash(self.id)