version: "3.9"

services:
  db:
    image: postgres:16
    environment:
      POSTGRES_DB: chat
      POSTGRES_USER: chat
      POSTGRES_PASSWORD: chat
    volumes:
      - db-data:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U chat -d chat"]
      interval: 5s
      timeout: 3s
      retries: 20
    ports:
      - "5432:5432"

  keycloak:
    image: quay.io/keycloak/keycloak:26.1
    command: ["start-dev", "--import-realm"]
    environment:
      KC_DB: postgres
      KC_DB_URL: jdbc:postgresql://db:5432/chat
      KC_DB_USERNAME: chat
      KC_DB_PASSWORD: chat
      KEYCLOAK_ADMIN: admin
      KEYCLOAK_ADMIN_PASSWORD: admin
      # Optional hostname settings for local dev
      KC_HTTP_ENABLED: "true"
    depends_on:
      db:
        condition: service_healthy
    ports:
      - "8081:8080"
    volumes:
      - keycloak-data:/opt/keycloak/data
      - ./keycloak/realm-export:/opt/keycloak/data/import
    healthcheck:
      test: ["CMD-SHELL", "curl -fsS http://localhost:8080/health/ready || exit 1"]
      interval: 5s
      timeout: 5s
      retries: 40
      start_period: 30s

  backend:
    build:
      context: ./backend
    environment:
      PORT: 8080
      DATASOURCE_URL: jdbc:postgresql://db:5432/chat
      DATASOURCE_USERNAME: chat
      DATASOURCE_PASSWORD: chat
      KEYCLOAK_ISSUER_URI: http://keycloak:8080/realms/chat
      CORS_ALLOWED_ORIGINS: http://localhost:8082
    depends_on:
      db:
        condition: service_healthy
      keycloak:
        condition: service_healthy
    restart: unless-stopped
    ports:
      - "8080:8080"

  frontend:
    build:
      context: ./frontend
      args:
        VITE_API_URL: http://localhost:8080
        VITE_WS_URL: ws://localhost:8080/ws
        VITE_KEYCLOAK_URL: http://localhost:8081
        VITE_KEYCLOAK_REALM: chat
        VITE_KEYCLOAK_CLIENT_ID: chat-web
    depends_on:
      - backend
    ports:
      - "8082:80"

volumes:
  db-data:
  keycloak-data: