# Определяем переменную для блокировки
map $remote_addr $blocked_ip {
    default 0;
    include /etc/nginx/blocked_ips.map;
}

server {
    listen 80;
    server_name _;

    root /var/www/html/public;
    index index.php index.html;

    # ========== ОСНОВНЫЕ НАСТРОЙКИ БЕЗОПАСНОСТИ ==========

    # Защитные заголовки
    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;

    # ========== ПРЕДВАРИТЕЛЬНЫЕ ПРОВЕРКИ ==========

    # Если IP в черном списке
    if ($blocked_ip) {
        return 444;
    }

    # ========== ГЛОБАЛЬНЫЕ ОГРАНИЧЕНИЯ ==========

    limit_conn conn_limit_per_ip 25;
    limit_req zone=req_limit_per_ip burst=30 delay=15;

    # ========== ОБРАБОТКА PHP ==========

    location ~ \.php$ {
        # Дефолтные лимиты для всех PHP запросов
        limit_req zone=req_limit_per_ip burst=100 delay=15;
        limit_conn conn_limit_per_ip 60;

        try_files $uri =404;

        fastcgi_split_path_info ^(.+\.php)(/.+)$;
        fastcgi_pass 127.0.0.1:9000;
        fastcgi_index index.php;

        # Оптимизация из основного конфига
        fastcgi_buffers 64 64k;
        fastcgi_buffer_size 128k;
        fastcgi_busy_buffers_size 512k;
        fastcgi_temp_file_write_size 612k;

        # Таймауты
        fastcgi_connect_timeout 600s;
        fastcgi_send_timeout 600s;
        fastcgi_read_timeout 600s;

        include fastcgi_params;
        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
        fastcgi_param PATH_INFO $fastcgi_path_info;
    }

    # ========== REVERB (WEBSOCKET) ==========
    # Клиент бьёт в /app/{key} (WS), серверный broadcast — в /apps/{id}/... (REST).
    # Оба идут на тот же домен/порт, что и само приложение.

    location /app/ {
        proxy_pass http://reverb:8080;
        proxy_http_version 1.1;
        proxy_set_header Host $http_host;
        proxy_set_header Scheme $scheme;
        proxy_set_header SERVER_PORT $server_port;
        proxy_set_header REMOTE_ADDR $remote_addr;
        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 $connection_upgrade;
        proxy_read_timeout 60s;
    }

    location /apps/ {
        proxy_pass http://reverb:8080;
        proxy_http_version 1.1;
        proxy_set_header Host $http_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;
    }

    # ========== Sentry ==========
    location /sentry/ {
        proxy_pass http://10.32.0.213:50/;
        proxy_set_header Host $http_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_redirect off;
    }

    # ========== ОСНОВНОЙ LOCATION ==========

    location / {
        try_files $uri $uri/ /index.php?$query_string;

        gzip_static on;
        gzip_vary on;
    }

    # ========== ЗАЩИТА ФАЙЛОВОЙ СИСТЕМЫ ==========

    location ~ /\. {
        deny all;
        access_log off;
        log_not_found off;
        return 404;
    }

    location ~* (\.env|\.git|\.svn|\.htaccess|composer\.json|composer\.lock) {
        deny all;
        return 404;
    }

    location ~* (eval|base64_encode|system\(|shell_exec|passthru|exec|phpinfo) {
        deny all;
        return 444;
    }
}