# NaviDocs Docker Compose Configuration
# Usage:
#   Development: docker-compose -f docker-compose.yml up
#   Production:  docker-compose -f docker-compose.yml -f docker-compose.prod.yml up -d
#   Build:       docker-compose build
#   Logs:        docker-compose logs -f api
#   Stop:        docker-compose down

version: '3.9'

services:
  # ========================================================================
  # PostgreSQL Database Service
  # ========================================================================
  postgres:
    image: postgres:16-alpine
    container_name: navidocs-postgres
    restart: unless-stopped

    environment:
      POSTGRES_DB: ${DB_NAME:-navidocs}
      POSTGRES_USER: ${DB_USER:-navidocs_user}
      POSTGRES_PASSWORD: ${DB_PASSWORD:-postgres}
      POSTGRES_INITDB_ARGS: "--encoding=UTF8 --locale=en_US.UTF-8"

    ports:
      - "${DB_PORT:-5432}:5432"

    volumes:
      # Database data persistence
      - postgres_data:/var/lib/postgresql/data
      # Initialization scripts
      - ./migrations:/docker-entrypoint-initdb.d:ro

    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${DB_USER:-navidocs_user} -d ${DB_NAME:-navidocs}"]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 10s

    networks:
      - navidocs-network

    logging:
      driver: "json-file"
      options:
        max-size: "10m"
        max-file: "3"

    labels:
      app.name: "navidocs"
      app.component: "database"
      app.version: "16"

  # ========================================================================
  # Redis Cache Service (Optional - for job queue)
  # ========================================================================
  redis:
    image: redis:7-alpine
    container_name: navidocs-redis
    restart: unless-stopped

    command: redis-server --appendonly yes --requirepass ${REDIS_PASSWORD:-redis_password}

    ports:
      - "${REDIS_PORT:-6379}:6379"

    volumes:
      - redis_data:/data

    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 10s
      timeout: 5s
      retries: 5

    networks:
      - navidocs-network

    logging:
      driver: "json-file"
      options:
        max-size: "10m"
        max-file: "3"

    labels:
      app.name: "navidocs"
      app.component: "cache"
      app.version: "7"

    profiles:
      - with-redis

  # ========================================================================
  # Meilisearch Service (Optional - for full-text search)
  # ========================================================================
  meilisearch:
    image: getmeili/meilisearch:latest
    container_name: navidocs-meilisearch
    restart: unless-stopped

    environment:
      MEILI_MASTER_KEY: ${MEILISEARCH_KEY:-meilisearch_master_key}
      MEILI_ENV: ${NODE_ENV:-development}
      MEILI_NO_ANALYTICS: "true"

    ports:
      - "${MEILISEARCH_PORT:-7700}:7700"

    volumes:
      - meilisearch_data:/meili_data

    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:7700/health"]
      interval: 10s
      timeout: 5s
      retries: 5

    networks:
      - navidocs-network

    logging:
      driver: "json-file"
      options:
        max-size: "10m"
        max-file: "3"

    labels:
      app.name: "navidocs"
      app.component: "search"
      app.version: "latest"

    profiles:
      - with-meilisearch

  # ========================================================================
  # NaviDocs API Service
  # ========================================================================
  api:
    build:
      context: .
      dockerfile: Dockerfile
      args:
        - NODE_ENV=${NODE_ENV:-development}

    container_name: navidocs-api
    restart: unless-stopped

    depends_on:
      postgres:
        condition: service_healthy
      redis:
        condition: service_healthy
      meilisearch:
        condition: service_healthy

    environment:
      # Node Environment
      NODE_ENV: ${NODE_ENV:-development}
      DEBUG: ${DEBUG:-false}

      # Server Configuration
      PORT: ${PORT:-3001}
      API_BASE_URL: ${API_BASE_URL:-http://localhost:3001}
      FRONTEND_URL: ${FRONTEND_URL:-http://localhost:3000}

      # Database Configuration
      DB_HOST: ${DB_HOST:-postgres}
      DB_PORT: ${DB_PORT:-5432}
      DB_NAME: ${DB_NAME:-navidocs}
      DB_USER: ${DB_USER:-navidocs_user}
      DB_PASSWORD: ${DB_PASSWORD:-postgres}

      # Authentication & Security
      JWT_SECRET: ${JWT_SECRET:-your_super_secret_jwt_key_minimum_32_characters}
      JWT_EXPIRY: ${JWT_EXPIRY:-24h}
      ENCRYPTION_KEY: ${ENCRYPTION_KEY:-your_encryption_key_hex_string_64_characters}
      SESSION_SECRET: ${SESSION_SECRET:-your_session_secret_key_minimum_32_characters}

      # CORS Configuration
      ALLOWED_ORIGINS: ${ALLOWED_ORIGINS:-http://localhost:3000,http://localhost:3001}
      CORS_CREDENTIALS: ${CORS_CREDENTIALS:-true}

      # File Upload Configuration
      UPLOAD_DIR: ${UPLOAD_DIR:-./uploads}
      UPLOAD_MAX_SIZE: ${UPLOAD_MAX_SIZE:-10485760}

      # Search Configuration
      SEARCH_TYPE: ${SEARCH_TYPE:-postgres-fts}
      MEILISEARCH_HOST: ${MEILISEARCH_HOST:-http://meilisearch:7700}
      MEILISEARCH_KEY: ${MEILISEARCH_KEY:-meilisearch_master_key}

      # Cache Configuration (Redis)
      REDIS_HOST: ${REDIS_HOST:-redis}
      REDIS_PORT: ${REDIS_PORT:-6379}
      REDIS_PASSWORD: ${REDIS_PASSWORD:-redis_password}

      # Rate Limiting
      RATE_LIMIT_ENABLE: ${RATE_LIMIT_ENABLE:-true}
      RATE_LIMIT_WINDOW_MS: ${RATE_LIMIT_WINDOW_MS:-900000}
      RATE_LIMIT_MAX_REQUESTS: ${RATE_LIMIT_MAX_REQUESTS:-100}

      # Logging
      LOG_LEVEL: ${LOG_LEVEL:-info}
      LOG_STORAGE_TYPE: ${LOG_STORAGE_TYPE:-file}
      LOG_STORAGE_PATH: ${LOG_STORAGE_PATH:-./logs}

    ports:
      - "${PORT:-3001}:3001"

    volumes:
      # Application code (for development)
      - ./server:/app/server:ro
      - ./migrations:/app/migrations:ro
      # Persistent volumes
      - ./logs:/app/logs
      - ./uploads:/app/uploads

    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:3001/health"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 10s

    networks:
      - navidocs-network

    logging:
      driver: "json-file"
      options:
        max-size: "10m"
        max-file: "5"

    labels:
      app.name: "navidocs"
      app.component: "api"
      app.version: "1.0.0"

  # ========================================================================
  # Nginx Reverse Proxy (Optional - for production)
  # ========================================================================
  nginx:
    image: nginx:alpine
    container_name: navidocs-nginx
    restart: unless-stopped

    depends_on:
      - api

    ports:
      - "80:80"
      - "443:443"

    volumes:
      - ./nginx.conf:/etc/nginx/nginx.conf:ro
      - ./ssl:/etc/nginx/ssl:ro
      - ./logs/nginx:/var/log/nginx

    networks:
      - navidocs-network

    logging:
      driver: "json-file"
      options:
        max-size: "10m"
        max-file: "3"

    profiles:
      - with-nginx

# ============================================================================
# Networks
# ============================================================================
networks:
  navidocs-network:
    driver: bridge
    name: navidocs-network

# ============================================================================
# Volumes
# ============================================================================
volumes:
  postgres_data:
    driver: local
    name: navidocs-postgres-data

  redis_data:
    driver: local
    name: navidocs-redis-data

  meilisearch_data:
    driver: local
    name: navidocs-meilisearch-data

# ============================================================================
# Environment Variables Notes
# ============================================================================
#
# Available Profiles:
# - default: Only API, PostgreSQL (core services)
# - with-redis: Add Redis for caching and job queue
# - with-meilisearch: Add Meilisearch for full-text search
# - with-nginx: Add Nginx reverse proxy (production)
#
# Usage:
#   docker-compose --profile with-redis --profile with-meilisearch up
#
# Development Setup (with all services):
#   docker-compose --profile with-redis --profile with-meilisearch up
#
# Production Setup (with Nginx):
#   docker-compose -f docker-compose.yml -f docker-compose.prod.yml up -d
#
# ============================================================================