version: '3.8'

# Production Docker Compose Configuration
# Usage: docker compose -f docker-compose.prod.yml up -d

services:
  # ==========================================
  # Gitea - Production Configuration
  # ==========================================
  gitea:
    image: gitea/gitea:latest-rootless
    container_name: xflow-gitea
    restart: unless-stopped
    networks:
      - xflow-network
    volumes:
      - gitea-data:/data
      - /etc/timezone:/etc/timezone:ro
      - /etc/localtime:/etc/localtime:ro
    environment:
      - USER_UID=1000
      - USER_GID=1000
      - GITEA__database__DB_TYPE=postgres
      - GITEA__database__HOST=postgres:5432
      - GITEA__database__NAME=gitea
      - GITEA__database__USER=gitea
      - GITEA__database__PASSWD=${POSTGRES_PASSWORD}
      - GITEA__server__DOMAIN=${GITEA_DOMAIN}
      - GITEA__server__ROOT_URL=https://${GITEA_DOMAIN}
      - GITEA__server__SSH_DOMAIN=${GITEA_DOMAIN}
      - GITEA__server__SSH_PORT=222
      - GITEA__server__SSH_LISTEN_PORT=22
      - GITEA__security__INSTALL_LOCK=true
      - GITEA__security__SECRET_KEY=${GITEA_SECRET_KEY}
      - GITEA__service__DISABLE_REGISTRATION=false
      - GITEA__service__REQUIRE_SIGNIN_VIEW=false
      - GITEA__log__MODE=console
      - GITEA__log__LEVEL=Info
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:3000/api/healthz"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 40s
    deploy:
      resources:
        limits:
          cpus: '1.0'
          memory: 512M
        reservations:
          cpus: '0.25'
          memory: 128M

  # ==========================================
  # PostgreSQL - Production
  # ==========================================
  postgres:
    image: postgres:16-alpine
    container_name: xflow-postgres
    restart: unless-stopped
    networks:
      - xflow-network
    volumes:
      - postgres-data:/var/lib/postgresql/data
      - ./backups:/backups
    environment:
      - POSTGRES_USER=gitea
      - POSTGRES_PASSWORD=${POSTGRES_PASSWORD}
      - POSTGRES_DB=gitea
      - PGDATA=/var/lib/postgresql/data/pgdata
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U gitea"]
      interval: 10s
      timeout: 5s
      retries: 5
    deploy:
      resources:
        limits:
          cpus: '0.5'
          memory: 256M
        reservations:
          cpus: '0.1'
          memory: 64M

  # ==========================================
  # Nginx - Production with SSL
  # ==========================================
  nginx:
    image: nginx:alpine
    container_name: xflow-nginx
    restart: unless-stopped
    networks:
      - xflow-network
    ports:
      - "80:80"
      - "443:443"
    volumes:
      - ./nginx/nginx.conf:/etc/nginx/nginx.conf:ro
      - ./nginx/html:/usr/share/nginx/html:ro
      - ./nginx/ssl:/etc/nginx/ssl:ro
      - certbot-data:/etc/letsencrypt:ro
      - certbot-www:/var/www/certbot:ro
    healthcheck:
      test: ["CMD", "wget", "--quiet", "--tries=1", "--spider", "http://localhost/health"]
      interval: 30s
      timeout: 10s
      retries: 3
    deploy:
      resources:
        limits:
          cpus: '0.25'
          memory: 128M
    depends_on:
      - gitea

  # ==========================================
  # Certbot - SSL Certificates
  # ==========================================
  certbot:
    image: certbot/certbot
    container_name: xflow-certbot
    restart: "no"
    networks:
      - xflow-network
    volumes:
      - certbot-data:/etc/letsencrypt
      - certbot-www:/var/www/certbot
    entrypoint: "/bin/sh -c 'trap exit TERM; while :; do certbot renew; sleep 12h & wait $${!}; done;'"
    profiles:
      - ssl

  # ==========================================
  # Watchtower - Auto-update containers
  # ==========================================
  watchtower:
    image: containrrr/watchtower
    container_name: xflow-watchtower
    restart: unless-stopped
    networks:
      - xflow-network
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
    environment:
      - WATCHTOWER_CLEANUP=true
      - WATCHTOWER_POLL_INTERVAL=3600
      - WATCHTOWER_INCLUDE_STOPPED=true
      - WATCHTOWER_REVIVE_STOPPED=false
      - WATCHTOWER_ROLLING_RESTART=true
      - WATCHTOWER_LABEL_ENABLE=true
    command: --interval 3600 --cleanup
    profiles:
      - auto-update

  # ==========================================
  # Redis - Caching (optional)
  # ==========================================
  redis:
    image: redis:7-alpine
    container_name: xflow-redis
    restart: unless-stopped
    networks:
      - xflow-network
    volumes:
      - redis-data:/data
    command: redis-server --appendonly yes --maxmemory 64mb --maxmemory-policy allkeys-lru
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 10s
      timeout: 3s
      retries: 3
    deploy:
      resources:
        limits:
          cpus: '0.25'
          memory: 128M
    profiles:
      - cache

networks:
  xflow-network:
    driver: bridge
    ipam:
      config:
        - subnet: 172.20.0.0/16

volumes:
  gitea-data:
    driver: local
  postgres-data:
    driver: local
  api-logs:
    driver: local
  certbot-data:
    driver: local
  certbot-www:
    driver: local
  redis-data:
    driver: local