# Stack voor de test-server (en later productie):
#   db      - PostgreSQL
#   backend - Django via gunicorn
#   nginx   - serveert de frontend en proxyt /api + /admin naar de backend
#
# Instellingen komen uit het .env-bestand (zie .env.example).
services:
  db:
    image: postgres:16-alpine
    restart: unless-stopped
    environment:
      POSTGRES_DB: ${POSTGRES_DB}
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
    volumes:
      - pgdata:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER} -d ${POSTGRES_DB}"]
      interval: 5s
      timeout: 5s
      retries: 10

  backend:
    build: ./backend
    restart: unless-stopped
    depends_on:
      db:
        condition: service_healthy
    environment:
      DJANGO_SECRET_KEY: ${DJANGO_SECRET_KEY}
      DJANGO_DEBUG: ${DJANGO_DEBUG:-0}
      DJANGO_SECURE: ${DJANGO_SECURE:-0}
      DJANGO_ALLOWED_HOSTS: ${DJANGO_ALLOWED_HOSTS}
      DJANGO_CSRF_TRUSTED_ORIGINS: ${DJANGO_CSRF_TRUSTED_ORIGINS}
      POSTGRES_DB: ${POSTGRES_DB}
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
      POSTGRES_HOST: db
      POSTGRES_PORT: 5432
    volumes:
      # Verzamelde statics delen met nginx.
      - static_volume:/app/staticfiles
      # Geüploade media (pictogrammen) delen met nginx.
      - media_volume:/app/media

  nginx:
    build: ./frontend
    restart: unless-stopped
    depends_on:
      - backend
    ports:
      # Linkerkant is de poort op de server; pas aan indien bezet.
      - "8080:80"
    volumes:
      # Lees de door Django verzamelde statics (alleen-lezen).
      - static_volume:/static:ro
      - media_volume:/media:ro

volumes:
  pgdata:
  static_volume:
  media_volume: