# ── Upstream: Next.js frontend ──
upstream frontend {
    server clube67-frontend:3000;
}

# ── Upstream: Express API backend ──
upstream backend {
    server clube67-backend:3001;
}

server {
    listen 80;
    server_name clube67.com www.clube67.com;

    # Limite de upload para arquivos
    client_max_body_size 10M;

    # ── Security Headers ──
    add_header X-Frame-Options "SAMEORIGIN" always;
    add_header X-Content-Type-Options "nosniff" always;
    add_header X-XSS-Protection "1; mode=block" always;
    add_header Referrer-Policy "strict-origin-when-cross-origin" always;

    # ── Gzip ──
    gzip on;
    gzip_vary on;
    gzip_proxied any;
    gzip_comp_level 6;
    gzip_min_length 256;
    gzip_types
        text/plain text/css text/xml text/javascript
        application/json application/javascript application/xml
        application/rss+xml image/svg+xml font/woff2;

    # ── Uploads (static) ──
    location /uploads/ {
        alias /www/wwwroot/clube67.com/uploads/;
        expires 30d;
        add_header Cache-Control "public, immutable";
        access_log off;
    }

    # ── API proxy ──
    location /api/ {
        proxy_pass http://backend;
        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_connect_timeout 60s;
        proxy_send_timeout 60s;
        proxy_read_timeout 60s;
        autoindex off;
    }

    # ── WebSocket ──
    location /socket.io/ {
        proxy_pass http://backend;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        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_read_timeout 86400s;
    }

    # ── Next.js static assets ──
    location /_next/static/ {
        proxy_pass http://frontend;
        expires 365d;
        add_header Cache-Control "public, immutable";
        access_log off;
    }

    # ── Frontend (catch-all) ──
    location / {
        proxy_pass http://frontend;
        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";
    }

    # ── Disable hidden files ──
    location ~ /\. {
        deny all;
        access_log off;
        log_not_found off;
    }
}