# Production Docker Compose configuration
# Optimized for production deployment with security and performance

# Production Docker Compose configuration
# Optimized for production deployment with security and performance

services:
  # ============================================================================
  # Production Application Service
  # ============================================================================
  app:
    build:
      context: .
      dockerfile: Dockerfile
      target: production
    image: misinformation-heatmap:${VERSION:-latest}
    container_name: misinformation-heatmap-prod
    ports:
      - "8080:8080"
    environment:
      # Production Configuration
      - MODE=cloud
      - ENVIRONMENT=production
      - LOG_LEVEL=INFO
      - API_HOST=0.0.0.0
      - API_PORT=8080
      
      # Security
      - API_KEY_ENABLED=true
      - API_KEYS=${API_KEYS:-}
      - CORS_ORIGINS=${CORS_ORIGINS:-["*"]}
      
      # Google Cloud Production (optional)
      - GOOGLE_CLOUD_PROJECT=${GOOGLE_CLOUD_PROJECT:-}
      - GOOGLE_APPLICATION_CREDENTIALS=${GOOGLE_APPLICATION_CREDENTIALS:-}
      - BIGQUERY_DATASET=${BIGQUERY_DATASET:-misinformation_heatmap}
      - BIGQUERY_LOCATION=${BIGQUERY_LOCATION:-US}
      
      # Pub/Sub Production
      - PUBSUB_EVENTS_RAW_TOPIC=${PUBSUB_EVENTS_RAW_TOPIC:-events-raw}
      - PUBSUB_EVENTS_PROCESSED_TOPIC=${PUBSUB_EVENTS_PROCESSED_TOPIC:-events-processed}
      - PUBSUB_EVENTS_VALIDATED_TOPIC=${PUBSUB_EVENTS_VALIDATED_TOPIC:-events-validated}
      
      # External Services (optional)
      - HUGGINGFACE_TOKEN=${HUGGINGFACE_TOKEN:-}
      - WATSON_DISCOVERY_API_KEY=${WATSON_DISCOVERY_API_KEY:-}
      
      # Performance & Caching
      - CACHE_TYPE=redis
      - CACHE_TTL=300
      - REDIS_URL=redis://redis:6379/0
      - RATE_LIMIT_ENABLED=true
      - RATE_LIMIT_REQUESTS_PER_MINUTE=100
      
      # Monitoring
      - ENABLE_METRICS=true
      - ENABLE_TRACING=true
      - TRACING_SAMPLE_RATE=0.1
      
      # Data Sources
      - DATA_SOURCES_CONFIG_PATH=/app/config/data_sources.yaml
      
    volumes:
      # Production data persistence
      - app-data:/app/data
      - app-logs:/app/logs
      - app-cache:/app/cache
      
      # Google Cloud credentials (uncomment if using service account file)
      # - ${GOOGLE_APPLICATION_CREDENTIALS_FILE:-./credentials.json}:/app/credentials.json:ro
      
      # Configuration (read-only)
      - ${PWD}/config:/app/config:ro
      
    depends_on:
      - redis
    networks:
      - misinformation-prod-network
    restart: unless-stopped
    deploy:
      resources:
        limits:
          cpus: '2.0'
          memory: 4G
        reservations:
          cpus: '1.0'
          memory: 2G
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8080/health"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 60s
    logging:
      driver: "json-file"
      options:
        max-size: "100m"
        max-file: "5"

  # ============================================================================
  # Production Nginx Reverse Proxy
  # ============================================================================
  nginx:
    image: nginx:alpine
    container_name: misinformation-heatmap-nginx
    ports:
      - "80:80"
      - "443:443"
    volumes:
      # Nginx configuration
      - ${PWD}/docker/nginx-prod.conf:/etc/nginx/nginx.conf:ro
      - ${PWD}/docker/nginx/conf.d:/etc/nginx/conf.d:ro
      
      # SSL certificates (uncomment for HTTPS)
      # - ${SSL_CERT_PATH:-./ssl/cert.pem}:/etc/nginx/ssl/cert.pem:ro
      # - ${SSL_KEY_PATH:-./ssl/key.pem}:/etc/nginx/ssl/key.pem:ro
      
      # Static files
      - ${PWD}/frontend:/usr/share/nginx/html:ro
      
      # Logs
      - nginx-logs:/var/log/nginx
      
    depends_on:
      - app
    networks:
      - misinformation-prod-network
    restart: unless-stopped
    deploy:
      resources:
        limits:
          cpus: '0.5'
          memory: 512M
        reservations:
          cpus: '0.1'
          memory: 128M
    healthcheck:
      test: ["CMD", "wget", "--quiet", "--tries=1", "--spider", "http://localhost/health"]
      interval: 30s
      timeout: 5s
      retries: 3
    logging:
      driver: "json-file"
      options:
        max-size: "50m"
        max-file: "3"

  # ============================================================================
  # Production Redis Cache
  # ============================================================================
  redis:
    image: redis:7-alpine
    container_name: misinformation-heatmap-redis-prod
    command: >
      redis-server 
      --appendonly yes 
      --maxmemory 1gb 
      --maxmemory-policy allkeys-lru
      --save 900 1
      --save 300 10
      --save 60 10000
    volumes:
      - redis-prod-data:/data
      - ${PWD}/docker/redis.conf:/usr/local/etc/redis/redis.conf:ro
    networks:
      - misinformation-prod-network
    restart: unless-stopped
    deploy:
      resources:
        limits:
          cpus: '1.0'
          memory: 1.5G
        reservations:
          cpus: '0.2'
          memory: 512M
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 30s
      timeout: 5s
      retries: 3
    logging:
      driver: "json-file"
      options:
        max-size: "50m"
        max-file: "3"

  # ============================================================================
  # Production Monitoring Stack
  # ============================================================================
  prometheus:
    image: prom/prometheus:latest
    container_name: misinformation-heatmap-prometheus-prod
    ports:
      - "9090:9090"
    volumes:
      - ${PWD}/docker/prometheus-prod.yml:/etc/prometheus/prometheus.yml:ro
      - prometheus-prod-data:/prometheus
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
      - '--web.console.libraries=/etc/prometheus/console_libraries'
      - '--web.console.templates=/etc/prometheus/consoles'
      - '--storage.tsdb.retention.time=30d'
      - '--web.enable-lifecycle'
      - '--web.enable-admin-api'
    networks:
      - misinformation-prod-network
    restart: unless-stopped
    deploy:
      resources:
        limits:
          cpus: '1.0'
          memory: 2G
        reservations:
          cpus: '0.2'
          memory: 512M
    logging:
      driver: "json-file"
      options:
        max-size: "100m"
        max-file: "3"

  grafana:
    image: grafana/grafana:latest
    container_name: misinformation-heatmap-grafana-prod
    ports:
      - "3001:3000"
    environment:
      - GF_SECURITY_ADMIN_PASSWORD=${GRAFANA_PASSWORD:-admin}
      - GF_USERS_ALLOW_SIGN_UP=false
      - GF_SECURITY_ALLOW_EMBEDDING=true
      - GF_AUTH_ANONYMOUS_ENABLED=false
      - GF_INSTALL_PLUGINS=grafana-piechart-panel,grafana-worldmap-panel
    volumes:
      - grafana-prod-data:/var/lib/grafana
      - ${PWD}/docker/grafana/dashboards:/etc/grafana/provisioning/dashboards:ro
      - ${PWD}/docker/grafana/datasources:/etc/grafana/provisioning/datasources:ro
    networks:
      - misinformation-prod-network
    restart: unless-stopped
    depends_on:
      - prometheus
    deploy:
      resources:
        limits:
          cpus: '0.5'
          memory: 1G
        reservations:
          cpus: '0.1'
          memory: 256M
    logging:
      driver: "json-file"
      options:
        max-size: "100m"
        max-file: "3"

  # ============================================================================
  # Log Aggregation (Optional)
  # ============================================================================
  fluentd:
    image: fluent/fluentd:v1.16-debian-1
    container_name: misinformation-heatmap-fluentd
    volumes:
      - ${PWD}/docker/fluentd.conf:/fluentd/etc/fluent.conf:ro
      - app-logs:/app/logs:ro
      - nginx-logs:/nginx/logs:ro
    networks:
      - misinformation-prod-network
    restart: unless-stopped
    profiles:
      - logging
    deploy:
      resources:
        limits:
          cpus: '0.5'
          memory: 512M
        reservations:
          cpus: '0.1'
          memory: 128M

# ============================================================================
# Production Networks
# ============================================================================
networks:
  misinformation-prod-network:
    driver: bridge
    ipam:
      config:
        - subnet: 172.21.0.0/16
    driver_opts:
      com.docker.network.bridge.name: misinformation-prod

# ============================================================================
# Production Volumes
# ============================================================================
volumes:
  app-data:
    driver: local
    driver_opts:
      type: none
      o: bind
      device: ${DATA_PATH:-./data}
  app-logs:
    driver: local
    driver_opts:
      type: none
      o: bind
      device: ${LOGS_PATH:-./logs}
  app-cache:
    driver: local
  redis-prod-data:
    driver: local
  prometheus-prod-data:
    driver: local
  grafana-prod-data:
    driver: local
  nginx-logs:
    driver: local