login register comlated

2026-04-01 18:26:25 +05:00
parent 9414ce0c8a
commit 7b76901f5f
23 changed files with 576 additions and 102 deletions
--- a/src/shared/lib/metadata.ts
+++ b/src/shared/lib/metadata.ts
@@ -0,0 +1,137 @@
+import type { Metadata } from 'next';
+import { SEO_DATA, type SupportedLocale } from '../config/seo.config';
+
+// ─── Site-wide constants ───────────────────────────────────────────────────────
+
+const SITE_URL = process.env.NEXT_PUBLIC_SITE_URL ?? 'https://antiplagiat.uz';
+const OG_IMAGE_URL = `${SITE_URL}/og-image.png`; // 1200×630 px recommended
+const TWITTER_HANDLE = '@antiplagiatuz'; // update or remove if unused
+
+// ─── Root layout metadata (called in app/[locale]/layout.tsx) ─────────────────
+
+export function generateRootMetadata(locale: string): Metadata {
+  const seo = SEO_DATA[locale as SupportedLocale] ?? SEO_DATA.ru;
+
+  // Build alternate-language links for <head>
+  const languages: Record<string, string> = {
+    uz: `${SITE_URL}/uz`,
+    ru: `${SITE_URL}/ru`,
+    en: `${SITE_URL}/en`,
+    'x-default': `${SITE_URL}/ru`,
+  };
+
+  return {
+    // ── Basic ──────────────────────────────────────────────────────────────────
+    metadataBase: new URL(SITE_URL),
+    title: {
+      default: seo.title,
+      template: seo.titleTemplate,
+    },
+    description: seo.description,
+    keywords: seo.keywords,
+    authors: [{ name: seo.siteName, url: SITE_URL }],
+    creator: seo.siteName,
+    publisher: seo.siteName,
+    applicationName: seo.siteName,
+    generator: 'Next.js',
+
+    // ── Canonical & alternates ─────────────────────────────────────────────────
+    alternates: {
+      canonical: `${SITE_URL}/${locale}`,
+      languages,
+    },
+
+    // ── Robots ────────────────────────────────────────────────────────────────
+    robots: {
+      index: true,
+      follow: true,
+      nocache: false,
+      googleBot: {
+        index: true,
+        follow: true,
+        noimageindex: false,
+        'max-video-preview': -1,
+        'max-image-preview': 'large',
+        'max-snippet': -1,
+      },
+    },
+
+    // ── Open Graph ────────────────────────────────────────────────────────────
+    openGraph: {
+      type: 'website',
+      locale: ogLocale(locale),
+      alternateLocale: ogAlternates(locale),
+      url: `${SITE_URL}/${locale}`,
+      siteName: seo.siteName,
+      title: seo.ogTitle,
+      description: seo.ogDescription,
+      images: [
+        {
+          url: OG_IMAGE_URL,
+          width: 1200,
+          height: 630,
+          alt: seo.ogTitle,
+          type: 'image/png',
+        },
+      ],
+    },
+
+    // ── Twitter / X ───────────────────────────────────────────────────────────
+    twitter: {
+      card: 'summary_large_image',
+      site: TWITTER_HANDLE,
+      creator: TWITTER_HANDLE,
+      title: seo.ogTitle,
+      description: seo.ogDescription,
+      images: [OG_IMAGE_URL],
+    },
+
+    // ── Icons ─────────────────────────────────────────────────────────────────
+    icons: {
+      icon: [
+        { url: '/favicon.ico' },
+        { url: '/icons/icon-16.png', sizes: '16x16', type: 'image/png' },
+        { url: '/icons/icon-32.png', sizes: '32x32', type: 'image/png' },
+        { url: '/icons/icon-192.png', sizes: '192x192', type: 'image/png' },
+      ],
+      apple: [
+        {
+          url: '/icons/apple-touch-icon.png',
+          sizes: '180x180',
+          type: 'image/png',
+        },
+      ],
+      shortcut: '/favicon.ico',
+    },
+
+    // ── Web app manifest ──────────────────────────────────────────────────────
+    manifest: '/manifest.webmanifest',
+
+    // ── Verification (add your Search Console token) ──────────────────────────
+    verification: {
+      google: process.env.NEXT_PUBLIC_GOOGLE_SITE_VERIFICATION ?? '',
+      yandex: process.env.NEXT_PUBLIC_YANDEX_VERIFICATION ?? '',
+    },
+
+    // ── Extra meta ────────────────────────────────────────────────────────────
+    category: 'education',
+  };
+}
+
+// ─── Helpers ──────────────────────────────────────────────────────────────────
+
+/** Maps locale code to Open Graph locale string */
+function ogLocale(locale: string): string {
+  const map: Record<string, string> = {
+    uz: 'uz_UZ',
+    ru: 'ru_RU',
+    en: 'en_US',
+  };
+  return map[locale] ?? 'ru_RU';
+}
+
+/** Returns the other two OG locales for alternateLocale */
+function ogAlternates(currentLocale: string): string[] {
+  const all = ['uz_UZ', 'ru_RU', 'en_US'];
+  return all.filter((l) => l !== ogLocale(currentLocale));
+}