apiVersion: batch/v1
kind: CronJob
metadata:
  name: media-hardlink-router
  namespace: default
spec:
  schedule: "*/5 * * * *"
  concurrencyPolicy: Forbid
  jobTemplate:
    spec:
      template:
        spec:
          containers:
          - name: hardlink-router
            image: alpine:latest
            command:
            - /bin/sh
            - -c
            - |
              echo "Starting companion ebook routing..."
              
              # Paths mapped entirely within the clean media tree
              AUDIO_DIR="/yarr/media/audiobooks"
              BOOK_INGEST="/yarr/media/books/calibre-ingest"
              LOG_FILE="/yarr/media/books/.calibre_sidecars_linked.log"
              
              touch "$LOG_FILE"
              
              # Scan pristine audiobook folders for companion ebooks
              if [ -d "$AUDIO_DIR" ]; then
                find "$AUDIO_DIR" -type f \( -iname \*.epub -o -iname \*.azw3 -o -iname \*.cbz -o -iname \*.pdf \) -exec sh -c '
                  BOOK_INGEST="$1"
                  LOG_FILE="$2"
                  shift 2
                  for file do
                    filename=$(basename "$file")
                    dest_calibre="$BOOK_INGEST/$filename"
                    
                    # Verify against log to prevent Calibre re-import loops
                    if ! grep -qxF "$file" "$LOG_FILE"; then
                      if [ ! -f "$dest_calibre" ]; then
                        ln "$file" "$dest_calibre"
                        echo "$file" >> "$LOG_FILE"
                        echo "Linked clean companion ebook to Calibre: $filename"
                      fi
                    fi
                  done
                ' sh "$BOOK_INGEST" "$LOG_FILE" {} +
              fi
              
              echo "Routing complete."
            volumeMounts:
            - name: yarr-volume
              mountPath: /yarr
          restartPolicy: OnFailure
          volumes:
          - name: yarr-volume
            nfs:
              server: robin.home.nest
              path: /yarr