services:
  bambulab-metrics-exporter:
    build:
      context: .
      dockerfile: Dockerfile
    container_name: bambulab-metrics-exporter
    restart: unless-stopped

    env_file:
      - .env

    ports:
      - "9109:9109"

    environment:
      # Encrypts settings and cloud login saved on the /auth page. Generate once:
      # openssl rand -hex 32, then connect the printer at http://<docker-host>:9109/auth
      BAMBULAB_SECRET_KEY: ${BAMBULAB_SECRET_KEY}

      # Optional: configure with env vars instead of the /auth page (page settings win)
      # BAMBULAB_TRANSPORT: ${BAMBULAB_TRANSPORT:-local_mqtt} # local_mqtt or cloud_mqtt
      # BAMBULAB_SERIAL: ${BAMBULAB_SERIAL:-} # printer serial
      # BAMBULAB_HOST: ${BAMBULAB_HOST:-} # local printer IP/hostname
      # BAMBULAB_ACCESS_CODE: ${BAMBULAB_ACCESS_CODE:-} # local LAN access code
      # BAMBULAB_PORT: ${BAMBULAB_PORT:-8883} # local MQTT port
      # BAMBULAB_USERNAME: ${BAMBULAB_USERNAME:-bblp} # local MQTT username
      # BAMBULAB_CLOUD_EMAIL: ${BAMBULAB_CLOUD_EMAIL:-} # cloud account email (env OTP flow)
      # BAMBULAB_CLOUD_CODE: ${BAMBULAB_CLOUD_CODE:-} # one-time email code (env OTP flow)
      # BAMBULAB_CLOUD_USER_ID: ${BAMBULAB_CLOUD_USER_ID:-} # manual cloud tokens only
      # BAMBULAB_CLOUD_ACCESS_TOKEN: ${BAMBULAB_CLOUD_ACCESS_TOKEN:-} # manual cloud tokens only
      # BAMBULAB_CLOUD_REFRESH_TOKEN: ${BAMBULAB_CLOUD_REFRESH_TOKEN:-} # manual cloud tokens only
      # BAMBULAB_CLOUD_MQTT_HOST: ${BAMBULAB_CLOUD_MQTT_HOST:-us.mqtt.bambulab.com} # cloud broker host
      # BAMBULAB_CLOUD_MQTT_PORT: ${BAMBULAB_CLOUD_MQTT_PORT:-8883} # cloud broker port

      # Other optional settings
      # PRINTER_NAME_LABEL: ${PRINTER_NAME_LABEL:-} # printer_name label override
      # BAMBULAB_REQUEST_PUSHALL: ${BAMBULAB_REQUEST_PUSHALL:-true} # request full snapshot each poll
      # POLLING_INTERVAL_SECONDS: ${POLLING_INTERVAL_SECONDS:-10} # poll interval
      # REQUEST_TIMEOUT_SECONDS: ${REQUEST_TIMEOUT_SECONDS:-8} # request timeout
      # AUTH_ALLOWED_HOSTS: ${AUTH_ALLOWED_HOSTS:-} # extra host names for /auth (reverse proxy)
      # LOG_LEVEL: ${LOG_LEVEL:-INFO} # log verbosity
      # LISTEN_HOST: ${LISTEN_HOST:-0.0.0.0} # HTTP bind host
      # LISTEN_PORT: ${LISTEN_PORT:-9109} # HTTP port
      # PUID: ${PUID:-99} # runtime user id
      # PGID: ${PGID:-100} # runtime group id
      # UMASK: ${UMASK:-002} # file mode mask
      # BAMBULAB_CONFIG_DIR: ${BAMBULAB_CONFIG_DIR:-/config/bambulab-metrics-exporter} # config path in container
      # BAMBULAB_CREDENTIALS_FILE: ${BAMBULAB_CREDENTIALS_FILE:-credentials.enc.json} # encrypted credentials file name

    volumes:
      - ./config:/config/bambulab-metrics-exporter
      - ./.env:/app/.env

    healthcheck:
      test: ["CMD", "python", "-c", "import urllib.request; urllib.request.urlopen('http://127.0.0.1:9109/health', timeout=2)"]
      interval: 30s
      timeout: 5s
      retries: 3
      start_period: 20s