# ============================================================
# zt-closet-backend 反向代理配置
# 后端监听 127.0.0.1:8080，nginx 对外 80（跳转 443）+ 443（HTTPS）
# ============================================================

# 上传大小限制（衣物图片上传最大 20MB，multipart 边界 + 后端 MaxBytesReader 余量）
client_max_body_size 25m;

# ---------- HTTP 80：强制跳转 HTTPS ----------
server {
    listen 80;
    server_name your.domain.com;

    # 微信回调、xpay 推送等也一并走 HTTPS
    location / {
        return 301 https://$host$request_uri;
    }
}

# ---------- HTTPS 443：SSL + 反向代理 ----------
server {
    listen 443 ssl;
    http2 on;
    server_name your.domain.com;

    # SSL 证书（占位，替换为你的真实路径）
    ssl_certificate     /etc/nginx/ssl/your.domain.com.pem;
    ssl_certificate_key /etc/nginx/ssl/your.domain.com.key;
    ssl_protocols       TLSv1.2 TLSv1.3;
    ssl_ciphers         HIGH:!aNULL:!MD5;
    ssl_session_cache   shared:SSL:10m;
    ssl_session_timeout 10m;

    # 上传大小限制（覆盖全局，明确写在这里更直观）
    client_max_body_size 25m;

    # 反向代理到后端
    location / {
        proxy_pass http://127.0.0.1:8080;

        # 透传真实客户端信息与链路请求 ID
        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 X-Request-ID      $request_id;   # 后端 RequestID 中间件会透传

        # 超时：AI 推荐等接口需调大模型，给足余量（后端 WriteTimeout 默认 60s）
        proxy_connect_timeout 10s;
        proxy_send_timeout    120s;
        proxy_read_timeout    120s;

        # 上传大文件建议关闭请求体缓冲，降低延迟与磁盘占用
        proxy_request_buffering off;
    }
}