#!/usr/bin/env bash
set -euo pipefail

# Find uploads past expiry (status=active AND now > expires_at), unpin & mark expired
mapfile -t CIDS < <(sudo -u postgres psql ipfsapp -Atc \
  "SELECT cid FROM uploads WHERE status='active' AND now() > expires_at")

if ((${#CIDS[@]}==0)); then
  echo "$(date -Is) nothing to do"
  exit 0
fi

for cid in "${CIDS[@]}"; do
  echo "$(date -Is) expiring $cid"
  ipfs pin rm "$cid" || true
  sudo -u postgres psql ipfsapp -c \
    "UPDATE uploads SET status='expired' WHERE cid='${cid}'" >/dev/null
done

# light gc to free space (safe if nothing is fetched right now)
ipfs repo gc --quiet || true
echo "$(date -Is) done"