"""获取单个任务详情用例"""

from packages.domain import Task
from packages.ports import TaskRepository


class GetTaskDetailUseCase:
    """获取任务详情用例"""

    def __init__(self, task_repo: TaskRepository):
        self.task_repo = task_repo

    def execute(self, task_id: str) -> Task:
        task = self.task_repo.get_by_id(task_id)
        if not task:
            raise ValueError(f"Task {task_id} not found")
        return task