server {
    listen 80;
    server_name ddy.gaowenbu.cn;
    # HTTP 强制跳转 HTTPS
    return 301 https://$server_name$request_uri;
}

server {
    listen 443 ssl;
    server_name ddy.gaowenbu.cn;

    # ---------- SSL 证书（宝塔 Let's Encrypt） ----------
    ssl_certificate     /www/server/panel/vhost/cert/ddy.gaowenbu.cn/fullchain.pem;
    ssl_certificate_key /www/server/panel/vhost/cert/ddy.gaowenbu.cn/privkey.pem;
    ssl_protocols       TLSv1.2 TLSv1.3;
    ssl_ciphers         HIGH:!aNULL:!MD5;
    ssl_prefer_server_ciphers on;
    ssl_session_cache   shared:SSL:10m;
    ssl_session_timeout 10m;

    # ---------- 安全头 ----------
    add_header X-Frame-Options SAMEORIGIN;
    add_header X-Content-Type-Options nosniff;
    add_header X-XSS-Protection "1; mode=block";
    add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;

    # ---------- 日志 ----------
    access_log  /www/wwwlogs/ddy.gaowenbu.cn.log;
    error_log   /www/wwwlogs/ddy.gaowenbu.cn.error.log;

    # ---------- 前端静态文件（Vue SPA） ----------
    root /www/wwwroot/ppyys;
    index index.html;

    # 前端路由：所有非文件请求回退到 index.html（Vue History 模式）
    location / {
        try_files $uri $uri/ /index.html;
    }

    # 静态资源缓存（JS/CSS/图片等带 hash 的文件）
    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff2?|ttf|eot)$ {
        expires 30d;
        add_header Cache-Control "public, immutable";
    }

    # ---------- 后端 API 反向代理 ----------
    location /api/ {
        proxy_pass http://127.0.0.1:8000;
        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;

        # 上传文件大小限制
        client_max_body_size 20m;
    }

    # 健康检查（无 /api 前缀）
    location = /health {
        proxy_pass http://127.0.0.1:8000;
        proxy_set_header Host $host;
    }

    # 本地上传文件访问
    location /uploads/ {
        proxy_pass http://127.0.0.1:8000;
        proxy_set_header Host $host;
    }

    # ---------- 禁止访问隐藏文件 ----------
    location ~ /\. {
        deny all;
        access_log off;
        log_not_found off;
    }
}