Use @astrojs/sitemap instead of manual sitemap.xml.ts

- astro.config.mjs: site=https://dealplustech.co.th, add sitemap integration
- Remove hardcoded sitemap.xml.ts (now auto-generated)

astro.config.mjs

@@ -1,13 +1,14 @@
 import { defineConfig } from 'astro/config'
 import tailwindcss from '@tailwindcss/vite'
 import react from '@astrojs/react'
+import sitemap from '@astrojs/sitemap'
 import { fileURLToPath } from 'url'
 import path from 'path'
 
 const __dirname = path.dirname(fileURLToPath(import.meta.url))
 
 export default defineConfig({
-  site: 'https://dealplustech.com',
+  site: 'https://dealplustech.co.th',
   output: 'static',
   vite: {
     plugins: [tailwindcss()],
@@ -22,6 +23,7 @@ export default defineConfig({
   },
   integrations: [
     react(),
+    sitemap(),
   ],
   build: {
     assets: '_assets',

package-lock.json

@@ -1,15 +1,16 @@
 {
-  "name": "dealplustech-emdash",
+  "name": "dealplustech-astroreal",
   "version": "1.0.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
-      "name": "dealplustech-emdash",
+      "name": "dealplustech-astroreal",
       "version": "1.0.0",
       "dependencies": {
         "@astrojs/check": "^0.9.4",
         "@astrojs/react": "^5.0.5",
+        "@astrojs/sitemap": "^3.7.3",
         "@tailwindcss/typography": "^0.5.15",
         "@tailwindcss/vite": "^4.0.0",
         "astro": "^6.1.7",
@@ -160,6 +161,17 @@
         "react-dom": "^17.0.2 || ^18.0.0 || ^19.0.0"
       }
     },
+    "node_modules/@astrojs/sitemap": {
+      "version": "3.7.3",
+      "resolved": "https://registry.npmjs.org/@astrojs/sitemap/-/sitemap-3.7.3.tgz",
+      "integrity": "sha512-f8euLVsyeAmAkSm/1M2Kb8sL8byQmfgbvBNaHFItCheTj/IpiJYSEWVcqDHZ/yEHxiS7+w87mQkzwZaPHmk5GA==",
+      "license": "MIT",
+      "dependencies": {
+        "sitemap": "^9.0.0",
+        "stream-replace-string": "^2.0.0",
+        "zod": "^4.3.6"
+      }
+    },
     "node_modules/@astrojs/telemetry": {
       "version": "3.3.2",
       "resolved": "https://registry.npmjs.org/@astrojs/telemetry/-/telemetry-3.3.2.tgz",
@@ -2329,8 +2341,6 @@
       "resolved": "https://registry.npmjs.org/@types/node/-/node-25.9.1.tgz",
       "integrity": "sha512-xfrlY7UD5rMJk3ZVJP8BNzS28J36YJg+xp+LPXV1TdWxr8uMH5A860QNxYDGQe/ylDSgjxE52Q9VnO7p75tJxg==",
       "license": "MIT",
-      "optional": true,
-      "peer": true,
       "dependencies": {
         "undici-types": ">=7.24.0 <7.24.7"
       }
@@ -2355,6 +2365,15 @@
         "@types/react": "^19.2.0"
       }
     },
+    "node_modules/@types/sax": {
+      "version": "1.2.7",
+      "resolved": "https://registry.npmjs.org/@types/sax/-/sax-1.2.7.tgz",
+      "integrity": "sha512-rO73L89PJxeYM3s3pPPjiPgVVcymqU490g0YO5n5By0k2Erzj6tay/4lr1CHAAU4JyOWd1rpQ8bCf6cZfHU96A==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/node": "*"
+      }
+    },
     "node_modules/@types/unist": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/@types/unist/-/unist-3.0.3.tgz",
@@ -2562,6 +2581,12 @@
         "url": "https://github.com/sponsors/jonschlinkert"
       }
     },
+    "node_modules/arg": {
+      "version": "5.0.2",
+      "resolved": "https://registry.npmjs.org/arg/-/arg-5.0.2.tgz",
+      "integrity": "sha512-PYjyFOLKQ9y57JvQ6QLo8dAgNqswh8M1RMJYdQduT6xbWSgK36P/Z/v+p888pM69jMMfS8Xd8F6I1kQ/I9HUGg==",
+      "license": "MIT"
+    },
     "node_modules/argparse": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
@@ -5748,6 +5773,40 @@
       "integrity": "sha512-bLGGlR1QxBcynn2d5YmDX4MGjlZvy2MRBDRNHLJ8VI6l6+9FUiyTFNJ0IveOSP0bcXgVDPRcfGqA0pjaqUpfVg==",
       "license": "MIT"
     },
+    "node_modules/sitemap": {
+      "version": "9.0.1",
+      "resolved": "https://registry.npmjs.org/sitemap/-/sitemap-9.0.1.tgz",
+      "integrity": "sha512-S6hzjGJSG3d6if0YoF5kTyeRJvia6FSTBroE5fQ0bu1QNxyJqhhinfUsXi9fH3MgtXODWvwo2BDyQSnhPQ88uQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@types/node": "^24.9.2",
+        "@types/sax": "^1.2.1",
+        "arg": "^5.0.0",
+        "sax": "^1.4.1"
+      },
+      "bin": {
+        "sitemap": "dist/esm/cli.js"
+      },
+      "engines": {
+        "node": ">=20.19.5",
+        "npm": ">=10.8.2"
+      }
+    },
+    "node_modules/sitemap/node_modules/@types/node": {
+      "version": "24.13.2",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-24.13.2.tgz",
+      "integrity": "sha512-fRa09kZTgu8o71KFcDjUFuc7F+dEbZYZmkI0mg5YBTRs0yMKjYHsq/c0urDKeDb+D5qVgXOdFcuu+DZPKOITwA==",
+      "license": "MIT",
+      "dependencies": {
+        "undici-types": "~7.18.0"
+      }
+    },
+    "node_modules/sitemap/node_modules/undici-types": {
+      "version": "7.18.2",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.18.2.tgz",
+      "integrity": "sha512-AsuCzffGHJybSaRrmr5eHr81mwJU3kjw6M+uprWvCXiNeN9SOGwQ3Jn8jb8m3Z6izVgknn1R0FTCEAP2QrLY/w==",
+      "license": "MIT"
+    },
     "node_modules/smol-toml": {
       "version": "1.6.1",
       "resolved": "https://registry.npmjs.org/smol-toml/-/smol-toml-1.6.1.tgz",
@@ -5779,6 +5838,12 @@
         "url": "https://github.com/sponsors/wooorm"
       }
     },
+    "node_modules/stream-replace-string": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/stream-replace-string/-/stream-replace-string-2.0.0.tgz",
+      "integrity": "sha512-TlnjJ1C0QrmxRNrON00JvaFFlNh5TTG00APw23j74ET7gkQpTASi6/L2fuiav8pzK715HXtUeClpBTw2NPSn6w==",
+      "license": "MIT"
+    },
     "node_modules/string-width": {
       "version": "4.2.3",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.3.tgz",
@@ -5980,9 +6045,7 @@
       "version": "7.24.6",
       "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.24.6.tgz",
       "integrity": "sha512-WRNW+sJgj5OBN4/0JpHFqtqzhpbnV0GuB+OozA9gCL7a993SmU+1JBZCzLNxYsbMfIeDL+lTsphD5jN5N+n0zg==",
-      "license": "MIT",
+      "license": "MIT"
-      "optional": true,
-      "peer": true
     },
     "node_modules/unified": {
       "version": "11.0.5",

package.json

@@ -12,6 +12,7 @@
   "dependencies": {
     "@astrojs/check": "^0.9.4",
     "@astrojs/react": "^5.0.5",
+    "@astrojs/sitemap": "^3.7.3",
     "@tailwindcss/typography": "^0.5.15",
     "@tailwindcss/vite": "^4.0.0",
     "astro": "^6.1.7",

src/pages/sitemap.xml.ts

@@ -1,153 +0,0 @@
-/**
- * /sitemap.xml.ts — Custom sitemap with per-type priority/changefreq.
- *
- * Generates a sitemap by:
- *   1. Listing all static .astro pages (excluding 404 + dynamic [slug])
- *   2. Walking content collections (blog) for dynamic routes
- *   3. Classifying each URL into a category to assign priority + changefreq
- *
- * Per Astro 6, the file lives in src/pages/ and exports a GET handler.
- */
-import type { APIRoute } from 'astro';
-import { getCollection } from 'astro:content';
-
-const SITE = 'https://dealplustech.co.th';
-
-// ---------------------------------------------------------------------------
-// URL classification
-// ---------------------------------------------------------------------------
-
-const NOINDEX_PAGES = new Set([
-  'privacy-policy',
-  'terms-and-conditions',
-  '404',
-]);
-
-const PRODUCT_SLUGS = new Set([
-  'aeroflex', 'armflex', 'durgo-avvs', 'grilles', 'maxflex',
-  'pipe-coupling', 'realflex', 'water-pump', 'water-treatment',
-  'ตู้ดับเพลิง',
-  'ท่อ-hdpe', 'ท่อ-ppr-scg', 'ท่อ-ppr-thai-ppr', 'ท่อ-syler',
-  'ท่อ-upvc', 'ท่อ-xy-lent',
-  'ระบบรั้วไวน์แมน', 'รั้วเทวดา',
-  'วาล์ว-valve', 'หัวจ่าย-ball-jet',
-  'เครื่องเชื่อม-hdpe', 'เครื่องเชื่อม-ppr',
-  'เทอร์โมเบรค-thermobreak', 'เม็กกรู๊ฟ-คับปลิ้ง',
-]);
-
-const HOMEPAGE_SLUGS = new Set(['index', 'all-products']);
-const CATEGORY_SLUGS = new Set(['ระบบน้ำ']);
-const STATIC_SLUGS = new Set(['about-us', 'contact-us', 'portfolio']);
-
-type Entry = {
-  loc: string;
-  priority: number;
-  changefreq: 'daily' | 'weekly' | 'monthly' | 'yearly';
-  lastmod?: string;
-};
-
-function classify(slug: string): { priority: number; changefreq: Entry['changefreq'] } {
-  if (slug === 'index') return { priority: 1.0, changefreq: 'weekly' };
-  if (slug === 'all-products') return { priority: 0.9, changefreq: 'weekly' };
-  if (PRODUCT_SLUGS.has(slug)) return { priority: 0.9, changefreq: 'monthly' };
-  if (CATEGORY_SLUGS.has(slug)) return { priority: 0.8, changefreq: 'monthly' };
-  if (STATIC_SLUGS.has(slug)) return { priority: 0.6, changefreq: 'yearly' };
-  return { priority: 0.5, changefreq: 'monthly' };
-}
-
-function urlFromSlug(slug: string): string {
-  if (slug === 'index') return `${SITE}/`;
-  return `${SITE}/${slug}`;
-}
-
-// ---------------------------------------------------------------------------
-// Build entries
-// ---------------------------------------------------------------------------
-
-async function buildEntries(): Promise<Entry[]> {
-  // 1. Static pages — discovered via Vite's import.meta.glob
-  const modules = import.meta.glob<true>('./*.astro');
-  const pageFiles = Object.keys(modules)
-    .map(p => p.replace(/^\.\//, '').replace(/\.astro$/, ''))
-    .filter(slug => !slug.startsWith('[') && !NOINDEX_PAGES.has(slug));
-
-  const entries: Entry[] = pageFiles.map(slug => {
-    const { priority, changefreq } = classify(slug);
-    return { loc: urlFromSlug(slug), priority, changefreq };
-  });
-
-  // 2. Blog posts (dynamic [slug] route)
-  const articles = await getCollection('blog');
-  for (const article of articles) {
-    entries.push({
-      loc: `${SITE}/${encodeURI('บทความ')}/${encodeURIComponent(article.id)}`,
-      priority: 0.7,
-      changefreq: 'yearly',
-      lastmod: article.data.published_at.toISOString(),
-    });
-  }
-
-  // 3. Blog index
-  entries.push({
-    loc: `${SITE}/${encodeURI('บทความ')}`,
-    priority: 0.7,
-    changefreq: 'weekly',
-  });
-
-  // Sort: homepage first, then by priority desc, then by URL asc
-  entries.sort((a, b) => {
-    if (a.loc === `${SITE}/`) return -1;
-    if (b.loc === `${SITE}/`) return 1;
-    if (a.priority !== b.priority) return b.priority - a.priority;
-    return a.loc.localeCompare(b.loc);
-  });
-
-  return entries;
-}
-
-// ---------------------------------------------------------------------------
-// XML serialiser
-// ---------------------------------------------------------------------------
-
-function escapeXml(s: string): string {
-  return s
-    .replace(/&/g, '&amp;')
-    .replace(/</g, '&lt;')
-    .replace(/>/g, '&gt;')
-    .replace(/"/g, '&quot;')
-    .replace(/'/g, '&apos;');
-}
-
-function toXml(entries: Entry[]): string {
-  const urls = entries.map(e => {
-    const lastmod = e.lastmod ? `\n    <lastmod>${e.lastmod}</lastmod>` : '';
-    return `  <url>
-    <loc>${escapeXml(e.loc)}</loc>${lastmod}
-    <changefreq>${e.changefreq}</changefreq>
-    <priority>${e.priority.toFixed(1)}</priority>
-  </url>`;
-  }).join('\n');
-
-  return `<?xml version="1.0" encoding="UTF-8"?>
-<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
-${urls}
-</urlset>
-`;
-}
-
-// ---------------------------------------------------------------------------
-// Handler
-// ---------------------------------------------------------------------------
-
-export const GET: APIRoute = async () => {
-  const entries = await buildEntries();
-  const xml = toXml(entries);
-
-  return new Response(xml, {
-    status: 200,
-    headers: {
-      'Content-Type': 'application/xml; charset=utf-8',
-      'Cache-Control': 'public, max-age=3600',
-    },
-  });
-};