from abc import ABC, abstractmethod
from uuid import UUID

from domain.tasks.subtasks import SubTask


class SubTaskRepository(ABC):
    @abstractmethod
    def create(self, subtask: SubTask) -> SubTask: ...

    @abstractmethod
    def create_many(self, subtasks: list[SubTask]) -> None:
        """Persist many SubTasks in one round-trip (one INSERT + one commit) —
        the batch form of ``create`` for callers that fan a Task out into many
        children at once."""
        ...

    @abstractmethod
    def get(self, subtask_id: UUID) -> SubTask: ...

    @abstractmethod
    def save(self, subtask: SubTask) -> None: ...

    @abstractmethod
    def save_many(self, subtasks: list[SubTask]) -> None:
        """Persist updates to many SubTasks in one round-trip (one bulk fetch +
        one commit) — the batch form of ``save``."""
        ...

    @abstractmethod
    def list_by_task(self, task_id: UUID) -> list[SubTask]: ...