"""On-demand single file fetcher from Daytona sandbox."""

import logging
from pathlib import Path

from utils.settings import DAYTONA_ENABLED, DAYTONA_API_KEY, DAYTONA_SERVER_URL

logger = logging.getLogger('app')

REMOTE_WORKSPACE_ROOT = "/workspace"


def fetch_file_from_daytona(bot_id: str, relative_path: str, local_path: Path) -> bool:
    """Fetch a single file from the Daytona sandbox and save it locally.

    Args:
        bot_id: The bot ID (sandbox is named "bot-{bot_id}")
        relative_path: Path relative to the bot's workspace root
        local_path: Local filesystem path where the file should be saved

    Returns:
        True if the file was successfully fetched and saved, False otherwise
    """
    if not (DAYTONA_ENABLED and DAYTONA_API_KEY and DAYTONA_SERVER_URL):
        return False

    try:
        from daytona import Daytona, DaytonaConfig

        config = DaytonaConfig(api_key=DAYTONA_API_KEY, api_url=DAYTONA_SERVER_URL)
        client = Daytona(config)

        sandbox_name = f"bot-{bot_id}"
        sandbox = client.get(sandbox_name)

        if sandbox.state not in ("Started", "Creating"):
            logger.warning(f"Sandbox {sandbox_name} not running (state={sandbox.state})")
            return False

        remote_path = f"{REMOTE_WORKSPACE_ROOT}/{relative_path}"
        content = sandbox.fs.download_file(remote_path)

        local_path.parent.mkdir(parents=True, exist_ok=True)
        local_path.write_bytes(content)

        logger.info(f"Fetched file from Daytona: {remote_path} -> {local_path}")
        return True

    except Exception as e:
        logger.warning(f"Failed to fetch file from Daytona for bot {bot_id}: {e}")
        return False