# Run once: docker compose -f docker-compose-init.yml up --build --force-recreate

services:
  kopia_init:
    image: kopia/kopia:latest
    container_name: kopia_init
    # Use the passwords from .env
    environment:
      - KOPIA_REPOSITORY_PASSWORD=${KOPIA_REPOSITORY_PASSWORD}
      - PUID=1000
      - PGID=1000
    
    # Volumes MUST match the server setup so the repository is initialized in the correct place.
    volumes:
      - kopia_config:/app/config
      - kopia_cache:/app/cache
      - kopia_logs:/app/logs
      - g:/kopia-backups:/app/repository # CRITICAL: This is where the repo will be created
  
      # --- YOUR SOURCE DATA ---
      # Maps your host's E:\installers and H:\immich-photos to specific paths inside the container.
      # ':ro' (read-only) is a safety best practice.
      - e:/installers:/source/installers:ro
      - h:/immich-photos:/source/immich-photos:ro

    # Override the default Kopia ENTRYPOINT to use the standard shell.
    entrypoint: /bin/sh

    # This command now runs 4 steps sequentially:
    # 1. Create the repository.
    # 2. Connect to it (so subsequent commands work).
    # 3. SET POLICY for /source/installers (12h interval + retention).
    # 4. SET POLICY for /source/immich-photos (12h interval + retention).
    command: 
      - -c
      - |
        # 1. Create the Kopia Repository
        echo 'Creating new Kopia repository at /app/repository...'
        kopia repository create filesystem \
          --path=/app/repository \
          --password=${KOPIA_REPOSITORY_PASSWORD} \
          && \
        # 2. Explicitly connect to the repository non-interactively.
        # This is CRITICAL for the policy commands to work.
        echo 'Connecting to repository non-interactively...' && \
        kopia repository connect filesystem \
          --path=/app/repository \
          --password=${KOPIA_REPOSITORY_PASSWORD} \
          && \
        # 3. SET POLICY for installers (Schedule: 12h)
        # This does NOT run a snapshot. It just saves the schedule.
        echo 'Setting 12-hour schedule for /source/installers...' && \
        kopia policy set /source/installers \
          --snapshot-interval 12h \
          --keep-daily 7 \
          --keep-weekly 4 \
          --keep-monthly 12 \
          --password=${KOPIA_REPOSITORY_PASSWORD} \
          && \
        # 4. SET POLICY for immich-photos (Schedule: 12h)
        echo 'Setting 12-hour schedule for /source/immich-photos...' && \
        kopia policy set /source/immich-photos \
          --snapshot-interval 12h \
          --keep-daily 7 \
          --keep-weekly 4 \
          --keep-monthly 12 \
          --password=${KOPIA_REPOSITORY_PASSWORD}
          
        echo 'Initialization complete. Repository created and policies set.'

    # Do not restart since it's a one-off command
    restart: "no"

# Re-using the same Docker-managed volumes
volumes:
  kopia_config:
  kopia_cache:
  kopia_logs: