import uuid
from dataclasses import dataclass
from typing import Generic, List, Optional, Union

from option import NONE, Option
from tags import Tag, Tags

from modules.fabric_metadata import QTaskFactoryMetadata
from utils.types import A, C, Q, V
from utils.utils import indent


@dataclass
class QTask(Generic[C, V, Q, A]):
    question: Q
    answer: A
    tags: Tags[C, V] = Tags()
    fabric_metadata: Option[QTaskFactoryMetadata[C, V]] = Option.maybe(NONE)
    id: uuid.UUID = uuid.uuid4()

    def __init__(
        self,
        question: Q,
        answer: A,
        tags: Optional[Union[Tags[C, V], List[Tag[C, V]]]] = None,
    ):
        self.question = question
        self.answer = answer
        if isinstance(tags, List):
            self.tags = Tags[C, V].from_list(tags)
        elif isinstance(tags, Tags):
            self.tags = tags

    def __str__(self):
        return f"Question:\n{indent(str(self.question))}\nAnswer:\n{indent(str(self.answer))}\nTags:\n{indent(str(self.tags))}"