version: '3.8'

# ============================================================
#  Smart Parking v2.0 — Docker Compose
#  Services : MariaDB + App Node.js + Mosquitto MQTT
# ============================================================

services:

  # ── Base de données MariaDB ────────────────────────────────
  db:
    image: mariadb:10.11
    container_name: smartparking-db
    restart: always
    environment:
      MARIADB_ROOT_PASSWORD: rootpassword        # ⚠️ À changer en production
      MARIADB_DATABASE: smartparking
      MARIADB_USER: smartparking_user
      MARIADB_PASSWORD: smartparking_pass        # ⚠️ À changer en production
    volumes:
      - db_data:/var/lib/mysql
      - ./init.sql:/docker-entrypoint-initdb.d/init.sql
    networks:
      - smartparking-network
    healthcheck:
      test: ["CMD", "mysqladmin", "ping", "-h", "localhost"]
      timeout: 10s
      retries: 5

  # ── Broker MQTT Mosquitto ──────────────────────────────────
  # Si vous avez déjà Mosquitto installé directement sur le Pi
  # (pas dans Docker), commentez ce bloc et mettez
  # MQTT_HOST=localhost dans la section "app" ci-dessous.
  mqtt:
    image: eclipse-mosquitto:2
    container_name: smartparking-mqtt
    restart: always
    ports:
      - "1883:1883"    # Port MQTT (Arduino se connecte ici)
      - "9001:9001"    # Port WebSocket (optionnel)
    volumes:
      - ./mosquitto/config/mosquitto.conf:/mosquitto/config/mosquitto.conf
      - mosquitto_data:/mosquitto/data
      - mosquitto_log:/mosquitto/log
    networks:
      - smartparking-network

  # ── Application Node.js ────────────────────────────────────
  app:
    build: .
    container_name: smartparking-app
    restart: always
    ports:
      - "3000:3000"
    depends_on:
      db:
        condition: service_healthy
      mqtt:
        condition: service_started
    environment:
      # Base de données
      DB_HOST:     db
      DB_PORT:     3306
      DB_USER:     smartparking_user
      DB_PASSWORD: smartparking_pass
      DB_NAME:     smartparking
      # JWT
      JWT_SECRET: ${JWT_SECRET:-une_chaine_tres_longue_et_secrete_changez_moi}
      # MQTT — utiliser "mqtt" si Mosquitto est dans Docker
      #         utiliser "localhost" si Mosquitto est installé directement sur le Pi
      MQTT_HOST: mqtt
      MQTT_PORT: 1883
      # Environnement
      NODE_ENV: production
      PORT: 3000
    networks:
      - smartparking-network

volumes:
  db_data:
  mosquitto_data:
  mosquitto_log:

networks:
  smartparking-network: