From b7cc9eca67399ad55932f920413d2dfad2858e6e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9Chyeonggkim=E2=80=9D?=
 <“hyeonggkim@smilegate.com”>
Date: Tue, 16 Sep 2025 09:45:00 +0900
Subject: [PATCH] feat: add dynamic robots.txt and sitemap.xml route handlers

---
 layers/server/routes/robots.txt.ts  | 87 +++++++++++++++++++++++++++++
 layers/server/routes/sitemap.xml.ts | 67 ++++++++++++++++++++++
 2 files changed, 154 insertions(+)
 create mode 100644 layers/server/routes/robots.txt.ts
 create mode 100644 layers/server/routes/sitemap.xml.ts

diff --git a/layers/server/routes/robots.txt.ts b/layers/server/routes/robots.txt.ts
new file mode 100644
index 0000000..6ece65c
--- /dev/null
+++ b/layers/server/routes/robots.txt.ts
@@ -0,0 +1,87 @@
+// server/routes/robots.txt.ts
+type RobotsConfig = {
+    userAgent?: string | string[]
+    allow?: string[]
+    disallow?: string[]
+    sitemap?: string | string[]
+    host?: string
+    cache?: { sMaxAge?: number; staleWhileRevalidate?: number }
+  }
+  
+  export default defineEventHandler(async (event) => {
+      const host =
+    (getHeader(event, "host") || getRequestHost(event)).toString() || "";
+  const baseDomain = process.env.BASE_DOMAIN || ".onstove.com";
+  const isGameAliasExtractable = host.includes(baseDomain);
+
+  if (isGameAliasExtractable) {
+    const gameAlias = host.split(".")[0];
+    console.log("🚀 ~ 333 gameAlias:", gameAlias)
+  }
+
+//     if (gameAlias && gameAlias !== "www") {
+//       event.context.gameAlias = gameAlias;
+//     }
+//   }
+    // robots 설정을 직접 가져오기 (미들웨어 context 사용)
+    
+    let config: RobotsConfig;
+    
+    try {
+      // 외부 API에서 robots 설정 가져오기
+      const response = await $fetch('https://static-pubcomm.gate8.com/dev/test0905/dataization/test0905_homepage_brand_siteConfig.json');
+      
+      // robots 설정 추출
+      const robotsConfig = response.robots?.rules?.[0] || {
+        userAgent: "*",
+        allow: ["/"],
+        disallow: ["/error2", "/inspection/", "/inspection/*", "/html/*"]
+      };
+      
+      config = {
+        userAgent: robotsConfig.userAgent,
+        allow: robotsConfig.allow,
+        disallow: robotsConfig.disallow,
+        sitemap: robotsConfig.sitemap,
+        cache: { sMaxAge: 300, staleWhileRevalidate: 600 }
+      };
+    } catch (error) {
+      console.error('Failed to fetch robots config:', error);
+      
+      // 에러 발생 시 기본값 반환
+      config = {
+        userAgent: "*",
+        allow: ["/"],
+        disallow: ["/error", "/inspection/", "/inspection/*", "/html/*"],
+        sitemap: ["https://l922.onstove.com/sitemap.xml"],
+        host: "epic7.onstove.com",
+        cache: { sMaxAge: 300, staleWhileRevalidate: 600 }
+      };
+    }
+  
+    setHeader(event, "Content-Type", "text/plain; charset=utf-8")
+  
+    // 캐시 헤더 (CDN 친화)
+    const sMax = config.cache?.sMaxAge ?? 300
+    const swr   = config.cache?.staleWhileRevalidate ?? 600
+    setHeader(event, "Cache-Control", `public, s-maxage=${sMax}, stale-while-revalidate=${swr}`)
+  
+    // 여러 user-agent 지원
+    const agents = Array.isArray(config.userAgent) ? config.userAgent : [config.userAgent ?? "*"]
+  
+    const lines: string[] = []
+    for (const ua of agents) {
+      lines.push(`User-agent: ${ua}`)
+      for (const p of config.allow ?? [])    lines.push(`Allow: ${p}`)
+      for (const p of config.disallow ?? []) lines.push(`Disallow: ${p}`)
+      lines.push("") // 블록 구분 공백
+    }
+  
+    const sitemaps = Array.isArray(config.sitemap) ? config.sitemap : (config.sitemap ? [config.sitemap] : [])
+    for (const sm of sitemaps) lines.push(`Sitemap: ${sm}`)
+    if (config.host) lines.push(`Host: ${config.host}`)
+  
+    // 마지막 개행
+    return lines.join("\n").trim() + "\n"
+  })
+  
\ No newline at end of file
diff --git a/layers/server/routes/sitemap.xml.ts b/layers/server/routes/sitemap.xml.ts
new file mode 100644
index 0000000..560ab65
--- /dev/null
+++ b/layers/server/routes/sitemap.xml.ts
@@ -0,0 +1,67 @@
+// server/routes/sitemap.xml.ts
+type SitemapUrl = {
+  loc: string
+  lastmod?: string
+  changefreq?: 'always' | 'hourly' | 'daily' | 'weekly' | 'monthly' | 'yearly' | 'never'
+  priority?: number
+}
+
+type SitemapConfig = {
+  urls: SitemapUrl[]
+  cache?: { sMaxAge?: number; staleWhileRevalidate?: number }
+}
+
+export default defineEventHandler(async (event) => {
+  const host = (getHeader(event, "host") || getRequestHost(event)).toString() || "";
+  const baseDomain = process.env.BASE_DOMAIN || ".onstove.com";
+  const isGameAliasExtractable = host.includes(baseDomain);
+  
+  let gameAlias = "";
+  if (isGameAliasExtractable) {
+    gameAlias = host.split(".")[0] || "";
+  }
+
+  let config: SitemapConfig;
+  
+
+  try {
+    // 외부 API에서 sitemap 설정 가져오기
+    const response = await $fetch('https://static-pubcomm.gate8.com/dev/test0905/dataization/test0905_homepage_brand_siteConfig.json') as any;
+    
+    // sitemap 설정에서 urls만 추출
+    const sitemapUrls = response.sitemap?.urls || [];
+    
+    config = {
+      urls: sitemapUrls,
+      cache: { sMaxAge: 3600, staleWhileRevalidate: 7200 }
+    };
+  } catch (error) {
+    console.error('Failed to fetch sitemap config:', error);
+    
+    // 에러 발생 시 빈 배열 반환
+    config = {
+      urls: [],
+      cache: { sMaxAge: 3600, staleWhileRevalidate: 7200 }
+    };
+  }
+
+  setHeader(event, "Content-Type", "application/xml; charset=utf-8");
+
+  // 캐시 헤더 (CDN 친화)
+  const sMax = config.cache?.sMaxAge ?? 3600;
+  const swr = config.cache?.staleWhileRevalidate ?? 7200;
+  setHeader(event, "Cache-Control", `public, s-maxage=${sMax}, stale-while-revalidate=${swr}`);
+
+  // XML 생성
+  const xml = `<?xml version="1.0" encoding="UTF-8"?>
+<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+${config.urls.map(url => `  <url>
+    <loc>${url.loc}</loc>
+    ${url.lastmod ? `    <lastmod>${url.lastmod}</lastmod>` : ''}
+    ${url.changefreq ? `    <changefreq>${url.changefreq}</changefreq>` : ''}
+    ${url.priority ? `    <priority>${url.priority}</priority>` : ''}
+  </url>`).join('\n')}
+</urlset>`;
+
+  return xml;
+});