from typing import Generic, Protocol, runtime_checkable

from option import Option

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


@runtime_checkable
class QTaskFactory(Protocol, Generic[C, V, Q, A]):
    metadata: QTaskFactoryMetadata[C, V]
    default_tasks_to_generate: Option[int] = Option.maybe(None)

    def generate(self) -> QTask[C, V, Q, A]: ...