server {
    listen 80;
    listen 443 ssl;
    listen 443 quic;
    listen [::]:443 ssl;
    listen [::]:443 quic;
    http2 on;
    listen [::]:80;
    server_name px.ddn-ai.cloud;
    index index.html index.htm;
    root /www/wwwroot/px.ddn-ai.cloud;

    # SSL配置
    ssl_certificate    /www/server/panel/vhost/cert/px.ddn-ai.cloud/fullchain.pem;
    ssl_certificate_key    /www/server/panel/vhost/cert/px.ddn-ai.cloud/privkey.pem;
    ssl_protocols TLSv1.2 TLSv1.3;
    ssl_ciphers ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA384;
    ssl_prefer_server_ciphers on;
    ssl_session_cache shared:SSL:10m;
    ssl_session_timeout 10m;
    add_header Strict-Transport-Security "max-age=31536000";
    error_page 497  https://$host$request_uri;

    # 错误页面
    error_page 404 /404.html;
    error_page 502 /502.html;

    # 后端API代理配置
    location /api/ {
        proxy_pass http://127.0.0.1:8089/api/;
        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 30s;
        proxy_send_timeout 30s;
        proxy_read_timeout 30s;

        # 支持WebSocket（如果需要）
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";

        # CORS配置（重要：微信小程序需要）
        add_header Access-Control-Allow-Origin *;
        add_header Access-Control-Allow-Methods 'GET, POST, PUT, DELETE, OPTIONS';
        add_header Access-Control-Allow-Headers 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range,Authorization';
        add_header Access-Control-Expose-Headers 'Content-Length,Content-Range';

        # 处理OPTIONS预检请求
        if ($request_method = 'OPTIONS') {
            add_header Access-Control-Allow-Origin *;
            add_header Access-Control-Allow-Methods 'GET, POST, PUT, DELETE, OPTIONS';
            add_header Access-Control-Allow-Headers 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range,Authorization';
            add_header Access-Control-Max-Age 1728000;
            add_header Content-Type 'text/plain; charset=utf-8';
            add_header Content-Length 0;
            return 204;
        }
    }

    # ========================================
    # 图片上传文件访问配置（新增）
    # ========================================
    location /uploads/ {
        alias /www/wwwroot/px.ddn-ai.cloud/Image/;
        autoindex off;
        expires 30d;
        add_header Cache-Control "public, immutable";
        add_header Access-Control-Allow-Origin *;
    }

    # 前端管理界面配置
    location /admin/ {
        alias /www/wwwroot/px.ddn-ai.cloud/admin/;
        try_files $uri $uri/ /admin/index.html;

        # 缓存配置
        location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg)$ {
            expires 1y;
            add_header Cache-Control "public, immutable";
        }
    }

    # 微信小程序静态资源（如果需要）
    location /miniapp/ {
        alias /www/wwwroot/px.ddn-ai.cloud/miniapp/;
        expires 7d;
        add_header Cache-Control "public";
    }

    # 禁止访问敏感文件
    location ~ ^/(\.user.ini|\.htaccess|\.git|\.env|\.svn|\.project|LICENSE|README.md) {
        return 404;
    }

    # 静态资源缓存
    location ~ \.well-known {
        allow all;
    }

    location ~ \.(gif|jpg|jpeg|png|bmp|swf|webp)$ {
        expires 30d;
        access_log off;
    }

    location ~ \.(js|css|woff|woff2|ttf|eot)$ {
        expires 12h;
        access_log off;
    }

    # 日志配置
    access_log  /www/wwwlogs/px.ddn-ai.cloud.log;
    error_log  /www/wwwlogs/px.ddn-ai.cloud.error.log;
}