services:
  jupyterhub:
    container_name: ${COMPOSE_PROJECT_NAME}-jupyterhub
    environment:
      - POSTGRES_HOST=postgres 
      - POSTGRES_DB=${POSTGRES_DB}
      - POSTGRES_USER=${POSTGRES_USER}
      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD}
        
      - JUPYTERHUB_CRYPT_KEY=${JUPYTERHUB_CRYPT_KEY}
      - DOCKER_NETWORK_NAME=${DOCKER_NETWORK_NAME}
      - NBGRADER_DB_URL=postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@postgres:5432/${NBGRADER_DB}
    ports:
      - ${JUPYTERHUB_PORT:-8000}:8000
    volumes:
      - ./data/jupyter:/srv/jupyterhub/data
    networks:
      - jupyterhub-network
    depends_on:
      - postgres 

  postgres:
    container_name: ${COMPOSE_PROJECT_NAME}-postgres
    ports:
      - ${POSTGRES_PORT:-5432}:5432
    volumes:
      - postgres_data:/var/lib/postgresql/data
    networks:
      - jupyterhub-network
  
  nginx:
    container_name: ${COMPOSE_PROJECT_NAME}-nginx
    ports:
      - ${NGINX_HTTP_PORT:-80}:80 
      - ${NGINX_HTTPS_PORT:-443}:443
    networks:
      - jupyterhub-network
    depends_on:
      - jupyterhub