# Пример конфигурации внешнего Nginx (reverse proxy)
# Для использования перед docker-compose стеком
#
# Скопируйте в /etc/nginx/sites-available/eng-bot.conf
# и создайте симлинк: ln -s /etc/nginx/sites-available/eng-bot.conf /etc/nginx/sites-enabled/

server {
    listen 80;
    server_name your-domain.com www.your-domain.com;

    # Редирект на HTTPS
    return 301 https://$server_name$request_uri;
}

server {
    listen 443 ssl http2;
    server_name your-domain.com www.your-domain.com;

    # SSL сертификаты (Let's Encrypt)
    ssl_certificate /etc/letsencrypt/live/your-domain.com/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/your-domain.com/privkey.pem;

    # SSL настройки
    ssl_protocols TLSv1.2 TLSv1.3;
    ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384;
    ssl_prefer_server_ciphers off;
    ssl_session_cache shared:SSL:10m;
    ssl_session_timeout 1d;

    # Gzip сжатие
    gzip on;
    gzip_vary on;
    gzip_min_length 1024;
    gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;

    # Логи
    access_log /var/log/nginx/eng-bot.access.log;
    error_log /var/log/nginx/eng-bot.error.log;

    # Проксирование на docker-compose стек (порт 3001)
    location / {
        proxy_pass http://127.0.0.1:3001;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";

        # Таймауты
        proxy_connect_timeout 60s;
        proxy_send_timeout 60s;
        proxy_read_timeout 60s;
    }

    # Опционально: закрыть доступ к статистике извне
    # location /stats/ {
    #     allow 192.168.0.0/16;
    #     allow 10.0.0.0/8;
    #     deny all;
    #
    #     proxy_pass http://127.0.0.1:3001;
    #     proxy_set_header Host $host;
    #     proxy_set_header X-Real-IP $remote_addr;
    #     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    #     proxy_set_header X-Forwarded-Proto $scheme;
    # }

    # Опционально: Basic Auth для /stats/
    # location /stats/ {
    #     auth_basic "Statistics";
    #     auth_basic_user_file /etc/nginx/.htpasswd;
    #
    #     proxy_pass http://127.0.0.1:3001;
    #     proxy_set_header Host $host;
    #     proxy_set_header X-Real-IP $remote_addr;
    #     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    #     proxy_set_header X-Forwarded-Proto $scheme;
    # }
}