services:
  # --- Neo4j (graph-native document structure) ---
  neo4j:
    profiles: ["ingestion"]
    image: neo4j:5.15-community
    environment:
      NEO4J_AUTH: ${NEO4J_USER:-neo4j}/${NEO4J_PASSWORD:-changeme}
      NEO4J_server_memory_heap_initial__size: 512m
      NEO4J_server_memory_heap_max__size: 1g
    volumes:
      - neo4j_data:/data
      - neo4j_logs:/logs
    healthcheck:
      test: ["CMD-SHELL", "cypher-shell -u $${NEO4J_USER:-neo4j} -p $${NEO4J_PASSWORD:-changeme} 'RETURN 1' || exit 1"]
      interval: 10s
      timeout: 5s
      retries: 10
      start_period: 30s

  # --- OpenSearch (single-node, security disabled) ---
  opensearch:
    profiles: ["ingestion"]
    image: opensearchproject/opensearch:2
    environment:
      discovery.type: single-node
      DISABLE_SECURITY_PLUGIN: "true"
      OPENSEARCH_JAVA_OPTS: "-Xms512m -Xmx512m"
    volumes:
      - opensearch_data:/usr/share/opensearch/data
    healthcheck:
      test: ["CMD-SHELL", "curl -sf http://localhost:9200/_cluster/health || exit 1"]
      interval: 10s
      timeout: 5s
      retries: 10

  # --- Embedding service (sentence-transformers) ---
  embedding:
    profiles: ["ingestion"]
    build:
      context: ./embedding-service
    environment:
      EMBEDDING_MODEL: ${EMBEDDING_MODEL:-all-MiniLM-L6-v2}
      EMBEDDING_BATCH_SIZE: ${EMBEDDING_BATCH_SIZE:-64}
    healthcheck:
      test: ["CMD-SHELL", "curl -sf http://localhost:8001/health || exit 1"]
      interval: 15s
      timeout: 10s
      retries: 20
      start_period: 120s
    deploy:
      resources:
        limits:
          memory: 2g

  # --- Backend (FastAPI) ---
  document-parser:
    build:
      context: ./document-parser
      target: ${CONVERSION_MODE:-local}
    expose:
      - "8000"
    volumes:
      - uploads_data:/app/uploads
      - db_data:/app/data
    environment:
      CORS_ORIGINS: ${CORS_ORIGINS:-http://localhost:3000,http://localhost:5173}
      DOCLING_SERVE_URL: ${DOCLING_SERVE_URL:-}
      DOCLING_SERVE_API_KEY: ${DOCLING_SERVE_API_KEY:-}
      RATE_LIMIT_RPM: ${RATE_LIMIT_RPM:-100}
      MAX_FILE_SIZE_MB: ${MAX_FILE_SIZE_MB:-50}
      BATCH_PAGE_SIZE: ${BATCH_PAGE_SIZE:-10}
      OPENSEARCH_URL: ${OPENSEARCH_URL:-}
      EMBEDDING_URL: ${EMBEDDING_URL:-}
      NEO4J_URI: ${NEO4J_URI:-}
      NEO4J_USER: ${NEO4J_USER:-neo4j}
      NEO4J_PASSWORD: ${NEO4J_PASSWORD:-changeme}
    deploy:
      resources:
        limits:
          memory: 4g

  # --- Frontend (nginx) ---
  frontend:
    build:
      context: ./frontend
    ports:
      - "3000:80"
    depends_on:
      - document-parser

volumes:
  opensearch_data:
  neo4j_data:
  neo4j_logs:
  uploads_data:
  db_data: