Files
winnow/upload_tracker.py
T

79 lines
2.4 KiB
Python

"""Persistent tracker for Immich asset IDs already uploaded to Frigate.
Prevents duplicate uploads across runs by recording each successfully
uploaded asset ID in a JSON file within the configured CACHE_DIR.
"""
import json
import logging
from pathlib import Path
logger = logging.getLogger(__name__)
UPLOAD_TRACKER_FILE = "frigate_uploaded_ids.json"
def _tracker_path() -> Path:
"""Return path to the tracker file, using Config.CACHE_DIR if available."""
try:
from .config import Config
return Path(Config.CACHE_DIR) / UPLOAD_TRACKER_FILE
except (ImportError, AttributeError):
return Path(UPLOAD_TRACKER_FILE)
def load_uploaded_ids() -> set[str]:
"""Load the set of Immich asset IDs already uploaded to Frigate."""
path = _tracker_path()
if not path.exists():
return set()
try:
with open(path) as f:
data = json.load(f)
return set(data.get("uploaded_asset_ids", []))
except (json.JSONDecodeError, OSError) as e:
logger.warning(f"Could not load upload tracker: {e}")
return set()
def save_uploaded_ids(uploaded_ids: set[str]) -> None:
"""Persist the set of uploaded Immich asset IDs to disk."""
path = _tracker_path()
path.parent.mkdir(parents=True, exist_ok=True)
with open(path, "w") as f:
json.dump({"uploaded_asset_ids": sorted(uploaded_ids)}, f, indent=2)
def mark_uploaded(asset_id: str) -> None:
"""Mark a single Immich asset ID as uploaded to Frigate."""
ids = load_uploaded_ids()
ids.add(asset_id)
save_uploaded_ids(ids)
logger.debug(f"Marked asset {asset_id} as uploaded to Frigate")
def is_uploaded(asset_id: str) -> bool:
"""Check if an Immich asset ID has already been uploaded to Frigate."""
return asset_id in load_uploaded_ids()
def filter_already_uploaded(asset_ids: list[str]) -> list[str]:
"""Return only asset IDs that have NOT yet been uploaded to Frigate.
Logs how many were skipped so the user knows dedup is working.
"""
uploaded = load_uploaded_ids()
new_ids = [aid for aid in asset_ids if aid not in uploaded]
skipped = len(asset_ids) - len(new_ids)
if skipped:
logger.info(f"Skipping {skipped} assets already uploaded to Frigate")
return new_ids
def reset_uploaded_ids() -> None:
"""Clear the tracker — useful for re-training from scratch."""
save_uploaded_ids(set())
logger.info("Cleared Frigate upload tracker")