# docker-compose.yml
services:
  # The Rust Discord Bot Service
  app:
    # Build the image from the Dockerfile in the current directory (.)
    build: .
    container_name: discord-bot-app
    restart: unless-stopped
    # Pass environment variables from the .env file
    env_file:
      - .env
    # Depend on the lavalink service to ensure it starts first (best practice)
    depends_on:
      - lavalink

  # The LavaLink Service
  lavalink:
    # Use a Java Runtime Environment image (Alpine base for smaller size)
    image: eclipse-temurin:17-jre-alpine
    container_name: lavalink-server
    restart: unless-stopped
    # Set the working directory inside the container
    working_dir: /opt/lavalink
    # Mount the local Lavalink.jar and application.yml into the container
    volumes:
      - ./Lavalink.jar:/opt/lavalink/Lavalink.jar:ro,Z # Mount Jar read-only
      - ./application.yml:/opt/lavalink/application.yml:ro,Z # Mount config read-only
      - ./logs:/opt/lavalink/logs:Z # Mount logs directory (optional)
    # Expose the LavaLink port to the host machine (optional, but useful for debugging)
    # and makes it reachable by the 'app' service via Docker network.
    ports:
      - "2333:2333"
    # Command to run LavaLink inside the container
    command: ["java", "-jar", "Lavalink.jar"]

# Define networks (optional, Docker Compose creates a default one)
# networks:
#   default:
#     driver: bridge

# Define volumes (optional, if you need persistent data beyond logs)
# volumes:
#   lavalink_logs: