seo check

app/doctor/[slug]/page.js

@@ -1,15 +1,54 @@
 import DoctorPage from "@/components/doctor";
 import Layout from "@/components/layout/StLayout";
+import { getStateInfo } from "@/lib/getStateInfo";
 import axios from "axios";
 
-async function Doctor({ params: { slug } }) {
+export async function generateMetadata({ params }) {
+  const { slug } = await params;
+  const API_URL = process.env.NEXT_PUBLIC_API_URL;
+  const { matchedCity } = await getStateInfo();
+  const siteName = matchedCity?.site_name || "نوبت 724";
+
+  try {
+    const res = await axios.get(`${API_URL}/api/v1/doctor/${slug}`);
+    const doctor = res.data;
+    if (!doctor) return {};
+
+    const specialtyNames = doctor.specialties?.map((s) => s.name).join(" و ") || "";
+    const title = `دکتر ${doctor.name}${specialtyNames ? " | " + specialtyNames : ""} | ${siteName}`;
+    const description =
+      doctor.detail ||
+      `رزرو نوبت آنلاین دکتر ${doctor.name}${specialtyNames ? " متخصص " + specialtyNames : ""}${doctor.address ? " | " + doctor.address : ""}`.trim();
+
+    return {
+      title,
+      description,
+      openGraph: {
+        title,
+        description,
+        type: "profile",
+        images: doctor.img ? [doctor.img] : ["https://www.nobat724.com/assets/images/logo.png"],
+      },
+      twitter: {
+        card: "summary",
+        title,
+        description,
+        images: doctor.img ? [doctor.img] : ["https://www.nobat724.com/assets/images/logo.png"],
+      },
+    };
+  } catch {
+    return {};
+  }
+}
+
+async function Doctor({ params }) {
+  const { slug } = await params;
   let doctor = null;
   let comments = null;
   const API_URL = process.env.NEXT_PUBLIC_API_URL;
 
   try {
     const resDoctor = await axios.get(`${API_URL}/api/v1/doctor/${slug}`);
-
     doctor = resDoctor.data;
     if (doctor) {
       const resComments = await axios.get(
@@ -17,15 +56,37 @@ async function Doctor({ params: { slug } }) {
       );
       comments = resComments?.data?.data;
     }
-  } catch (error) {
-    // console.error("problem with req:", error.message);
-    // return redirect("/unauthorized");
-  }
+  } catch (error) {}
+
+  const specialtyNames = doctor?.specialties?.map((s) => s.name).join(" و ") || "";
+  const jsonLd = doctor
+    ? {
+        "@context": "https://schema.org",
+        "@type": "Physician",
+        name: `دکتر ${doctor.name}`,
+        ...(specialtyNames && { medicalSpecialty: specialtyNames }),
+        ...(doctor.img && { image: doctor.img }),
+        ...(doctor.address && {
+          address: {
+            "@type": "PostalAddress",
+            streetAddress: doctor.address,
+          },
+        }),
+      }
+    : null;
 
   return (
-    <Layout>
-      <DoctorPage doctor={doctor} comments={comments} slug={slug} />
-    </Layout>
+    <>
+      {jsonLd && (
+        <script
+          type="application/ld+json"
+          dangerouslySetInnerHTML={{ __html: JSON.stringify(jsonLd) }}
+        />
+      )}
+      <Layout>
+        <DoctorPage doctor={doctor} comments={comments} slug={slug} />
+      </Layout>
+    </>
   );
 }