# HTTP server block - redirects to HTTPS
server {
    listen 80;
    listen [::]:80;
    server_name {{ trillium_domain }};

    # Allow Let's Encrypt challenges
    location /.well-known/acme-challenge/ {
        root /var/www/html;
    }

    # Redirect all other HTTP traffic to HTTPS
    location / {
        return 301 https://$server_name$request_uri;
    }
}

# HTTPS server block
server {
    listen 443 ssl http2;
    listen [::]:443 ssl http2;
    server_name {{ trillium_domain }};

    # SSL configuration (will be updated by Certbot)
    ssl_certificate /etc/letsencrypt/live/{{ trillium_domain }}/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/{{ trillium_domain }}/privkey.pem;
    include /etc/letsencrypt/options-ssl-nginx.conf;
    ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem;

    # Security headers
    add_header X-Frame-Options DENY;
    add_header X-Content-Type-Options nosniff;
    add_header X-XSS-Protection "1; mode=block";
    add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;

    # Proxy to Trillium Notes
    location / {
        proxy_pass http://localhost:{{ trillium_port }};
        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;
        
        # WebSocket support for Trillium
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        
        # Timeouts
        proxy_connect_timeout 60s;
        proxy_send_timeout 60s;
        proxy_read_timeout 60s;
    }
}