from dvc.cli import formatter
from dvc.cli.command import CmdBase
from dvc.cli.utils import append_doc_link
from dvc.log import logger

logger = logger.getChild(__name__)


class CmdQueueKill(CmdBase):
    """Kill exp task in queue."""

    def run(self):
        self.repo.experiments.celery_queue.kill(
            revs=self.args.task, force=self.args.force
        )

        return 0


def add_parser(queue_subparsers, parent_parser):
    QUEUE_KILL_HELP = (
        "Gracefully interrupt running experiment queue tasks (equivalent to Ctrl-C)"
    )
    queue_kill_parser = queue_subparsers.add_parser(
        "kill",
        parents=[parent_parser],
        description=append_doc_link(QUEUE_KILL_HELP, "queue/kill"),
        help=QUEUE_KILL_HELP,
        formatter_class=formatter.RawDescriptionHelpFormatter,
    )
    queue_kill_parser.add_argument(
        "-f",
        "--force",
        action="store_true",
        default=False,
        help="Forcefully and immediately kill running experiment queue tasks",
    )
    queue_kill_parser.add_argument(
        "task",
        nargs="*",
        help="Tasks in queue to kill.",
        metavar="<task>",
    )
    queue_kill_parser.set_defaults(func=CmdQueueKill)