From 7f71d52e2e6e6e8ffb5ea2837be84c800d04ef95 Mon Sep 17 00:00:00 2001
From: Miqdad <ahmadmiqdad27@gmail.com>
Date: Tue, 28 Oct 2025 12:26:03 +0700
Subject: <Miqdad> canonical product detail

---
 src-migrate/components/seo.tsx | 87 +++++++++++++++++++++++++++++++-----------
 1 file changed, 65 insertions(+), 22 deletions(-)

(limited to 'src-migrate/components/seo.tsx')

diff --git a/src-migrate/components/seo.tsx b/src-migrate/components/seo.tsx
index 1e78ed4d..0b522859 100644
--- a/src-migrate/components/seo.tsx
+++ b/src-migrate/components/seo.tsx
@@ -1,32 +1,75 @@
-import { useRouter } from 'next/router'
-import React from 'react'
-import { NextSeo } from "next-seo"
+import React from 'react';
+import { useRouter } from 'next/router';
+import { NextSeo } from 'next-seo';
 import { MetaTag, NextSeoProps } from 'next-seo/lib/types';
 
 export const Seo = (props: NextSeoProps) => {
-  const router = useRouter()
+  const router = useRouter();
 
-  const additionalMetaTags: MetaTag[] = [
-    {
-      property: 'fb:app_id',
-      content: '270830718811'
-    },
-    {
-      property: 'fb:page_id',
-      content: '101759953569'
-    },
-  ]
+  const {
+    canonical,
+    description,
+    additionalMetaTags: userMetaTags,
+    openGraph: userOpenGraph,
+    ...restProps
+  } = props;
 
-  if (!!props.additionalMetaTags) additionalMetaTags.push(...props.additionalMetaTags)
+  // base domain dari env, buang trailing slash biar rapi
+  const origin = (process.env.NEXT_PUBLIC_SELF_HOST || '').replace(/\/+$/, '');
+
+  // path sekarang, contoh:
+  // "/shop/category/bor?page=2&sort=popular"
+  const asPath = router.asPath || '';
+  const [cleanPath] = asPath.split('?'); // "/shop/category/bor"
+
+  const queryObj = router.query || {};
+
+  // deteksi kalo ini halaman search
+  // kalau route search lo beda, ganti prefix ini
+  const isSearchPage = cleanPath.startsWith('/search');
+
+  // fallback canonical buat halaman yang TIDAK ngasih canonical prop sendiri
+  const buildFallbackCanonical = () => {
+    if (isSearchPage) {
+      const q = queryObj.q;
+      if (q) {
+        // search punya intent unik per q, tapi kita buang param lain kayak page/sort
+        return origin + cleanPath + `?q=${encodeURIComponent(String(q))}`;
+      }
+      return origin + cleanPath;
+    }
+
+    // kategori/brand/listing biasa -> tanpa query sama sekali
+    return origin + cleanPath;
+  };
+
+  // Prioritas final:
+  // 1. kalau page ngasih props.canonical -> pakai itu
+  // 2. kalau gak -> pakai fallback
+  const resolvedCanonical = canonical || buildFallbackCanonical();
+
+  // gabung meta default FB + custom
+  const mergedMetaTags: MetaTag[] = [
+    { property: 'fb:app_id', content: '270830718811' },
+    { property: 'fb:page_id', content: '101759953569' },
+  ];
+  if (userMetaTags && Array.isArray(userMetaTags)) {
+    mergedMetaTags.push(...userMetaTags);
+  }
 
   return (
     <NextSeo
       defaultTitle='Indoteknik.com: B2B Industrial Supply & Solution'
-      canonical={process.env.NEXT_PUBLIC_SELF_HOST + router.asPath}
-      description={props.title}
-      {...props}
-      openGraph={{ siteName: 'Indoteknik.com', ...props.openGraph }}
-      additionalMetaTags={additionalMetaTags}
+      canonical={resolvedCanonical}
+      description={description}
+      {...restProps}
+      openGraph={{
+        siteName: 'Indoteknik.com',
+        ...userOpenGraph,
+      }}
+      additionalMetaTags={mergedMetaTags}
     />
-  )
-}
\ No newline at end of file
+  );
+};
+
+export default Seo;
-- 
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