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src/lib/siteMeta.ts

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+import type { Metadata } from 'next'
+
+interface Profile {
+  businessName: string | null
+  locality: string | null
+  logoUrl: string | null
+  siteUrl: string | null
+}
+
+async function profile(): Promise<Profile | null> {
+  const base = process.env.NEXT_PUBLIC_VULA_COMMERCE_URL
+  const id = process.env.NEXT_PUBLIC_VULA_PROJECT_ID
+  if (!base || !id) return null
+  try {
+    const res = await fetch(base + '/api/public/profile/' + id, { next: { revalidate: 3600 } })
+    return res.ok ? ((await res.json())?.profile ?? null) : null
+  } catch {
+    return null
+  }
+}
+
+/**
+ * A title for one section of the site.
+ *
+ * "Services | Riverside Dental, Melville" — the section first, because
+ * Google truncates the end and the section is what distinguishes this page
+ * from every other page on the site. The town is included when we know it:
+ * someone searching "chiropractor Richards Bay" is searching for the town as
+ * much as the trade.
+ *
+ * Falls back to the bare section name. A title that says "Services" is worse
+ * than one that says "Services | Riverside Dental" and far better than a
+ * template that reads "Services | undefined".
+ */
+export async function sectionMetadata(section: string, description?: string): Promise<Metadata> {
+  const p = await profile()
+  const where = p?.businessName
+    ? p.locality
+      ? p.businessName + ', ' + p.locality
+      : p.businessName
+    : null
+
+  const title = where ? section + ' | ' + where : section
+
+  return {
+    title,
+    ...(description ? { description } : {}),
+    // The card WhatsApp, Facebook and Slack show when someone pastes the link.
+    // Without og: tags they fall back to the title and description, which is why
+    // a share already reads correctly — the picture is the only thing missing.
+    //
+    // Her own logo, or nothing. Never a stock photograph: the same one can end
+    // up on several sites, and a gleaming clinic on the card with a modest room
+    // at the other end is the kind of overselling this whole pass removed.
+    openGraph: {
+      title,
+      ...(description ? { description } : {}),
+      ...(p?.businessName ? { siteName: p.businessName } : {}),
+      ...(p?.siteUrl ? { url: p.siteUrl } : {}),
+      type: 'website',
+      locale: 'en_ZA',
+      ...(p?.logoUrl ? { images: [{ url: p.logoUrl }] } : {}),
+    },
+  }
+}
+
+/**
+ * A page that must never appear in search results.
+ *
+ * A customer's own booking page is reached from a WhatsApp message with a
+ * code in the link. Those links get forwarded, pasted into groups and picked
+ * up, and a booking of hers turning up in Google is a breach she would hear
+ * about from the patient, not from us. Checkout and account pages are the
+ * same: private by purpose, not by obscurity.
+ */
+export function privatePage(section: string): Metadata {
+  return {
+    title: section,
+    robots: { index: false, follow: false },
+  }
+}