"""Daemon worker: periodic channel scan + video processing."""

from __future__ import annotations

import logging
import time

from core.youtube import scan_all_channels
from core.pipeline import process_pending

logger = logging.getLogger(__name__)


def run_once() -> None:
    """Single daemon cycle: scan channels then process pending videos."""
    logger.info("=== Daemon cycle start ===")
    try:
        new_count = scan_all_channels()
        logger.info("Scan complete: %d new videos", new_count)
    except Exception as e:
        logger.error("Channel scan failed: %s", e)

    try:
        rest_count = process_pending(limit=10)
        logger.info("Processing complete: %d restaurants extracted", rest_count)
    except Exception as e:
        logger.error("Video processing failed: %s", e)

    logger.info("=== Daemon cycle end ===")


def run_loop(interval: int = 3600) -> None:
    """Run daemon in a loop with configurable interval (default 1 hour)."""
    logger.info("Daemon started (interval=%ds)", interval)
    while True:
        run_once()
        time.sleep(interval)