user  root;
worker_processes auto;

error_log  /var/log/nginx/error.log warn;
pid        /var/run/nginx.pid;

events {
    worker_connections 1024;
}


http {
    # upstream official_backend {
    #     server localhost:3000          # 机器A的内网地址
    #     # server 10.0.0.15:3000;         # 机器B的内网地址
    # }

    log_format official_log '客户端IP: $remote_addr | 用户: $remote_user | 时间: $time_local | '
                                '请求方法和路径: "$request" | 状态码: $status | 响应大小: $body_bytes_sent | '
                                '来源页面: "$http_referer" | 客户端UA: "$http_user_agent" | '
                                '上游服务器: $upstream_addr | 上游响应耗时: $upstream_response_time | '
                                '请求总耗时: $request_time | Host: $host';


    #  1. 强制 HTTP 转 HTTPS（统一跳转到 lessie.ai）
    # server {
    #     listen 80;
    #     server_name lessie.ai www.lessie.ai;
    #     return 301 https://lessie.ai$request_uri;
    # }

    #  2. 统一将 www.lessie.ai 重定向到 lessie.ai
    server {
        listen 80;
        server_name www.lessie.ai;

        return 301 http://lessie.ai$request_uri;
    }

    #  3. 正式服务站点（http://lessie.ai）
    server {
        listen 80;
        server_name lessie.ai;

        # access_log /data/tengine/logs/lessie.ai.official.access.log  official_log;
        # error_log /data/tengine/logs/lessie.ai.official.error.log;


        location /video/ {
            # root /data/tengine/html/lessie_official;
            root /app/public/vidio;
            expires 30d;
            add_header Cache-Control "public";
            add_header Accept-Ranges bytes;
        }

        #  反向代理到后端服务器渲染的nuxt项目3000端口
        location / {
            proxy_pass http://localhost:3000;
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
        }

        # 禁止 logo 缓存（默认给用户方形）
        location = /favicon.svg {
            # 判断 UA，如果是 Googlebot，改写路径
            if ($http_user_agent ~* "(Googlebot|Bingbot)") {
                rewrite ^/favicon.svg$ /favicon-google.svg last;
            }

            proxy_pass http://localhost:3000;
            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;

            add_header Cache-Control "no-cache, no-store, must-revalidate" always;
            add_header Pragma "no-cache" always;
            add_header Expires 0 always;
        }

        # Googlebot 专用 favicon 文件（圆形图标）
        location = /favicon-google.svg {
            # root /data/tengine/html/lessie_official;
            root /app/public;
            add_header Cache-Control "no-cache, no-store, must-revalidate" always;
            add_header Pragma "no-cache" always;
            add_header Expires 0 always;
        }

    }
}