Add dynamic OG image for profile pages

src/app/[username]/(profile-page)/opengraph-image.tsx

@@ -0,0 +1,173 @@
+import { getUserByUsername } from "@/backend/services/user.action";
+import getFileUrl from "@/utils/getFileUrl";
+import { sanitizedUsername } from "@/lib/utils";
+import { ImageResponse } from "next/og";
+import { readFile } from "node:fs/promises";
+import { join } from "node:path";
+
+interface ProfilePageProps {
+  params: Promise<{
+    username: string;
+  }>;
+}
+
+export const size = {
+  width: 1200,
+  height: 630,
+};
+export const contentType = "image/png";
+
+const getFileLocation = async (relativePath: string) => {
+  const fileData = await readFile(join(process.cwd(), "public", relativePath));
+  return Uint8Array.from(fileData).buffer;
+};
+
+export default async function Image(options: ProfilePageProps) {
+  const { username } = await options.params;
+  const sanitized = sanitizedUsername(username);
+  const profile = await getUserByUsername(sanitized, [
+    "name",
+    "username",
+    "bio",
+    "profile_photo",
+    "designation",
+  ]);
+
+  const displayName = profile?.name ?? sanitized;
+  const displayUsername = profile?.username ?? sanitized;
+  const bio = profile?.bio ?? null;
+  const designation = profile?.designation ?? null;
+  const profilePhotoUrl = profile?.profile_photo
+    ? getFileUrl(profile.profile_photo)
+    : null;
+
+  return new ImageResponse(
+    (
+      <div
+        style={{
+          background: "white",
+          fontFamily: "BANGLA_FONT",
+          fontWeight: 400,
+          display: "flex",
+          flexDirection: "column",
+          justifyContent: "space-between",
+          height: "100%",
+          width: "100%",
+        }}
+      >
+        {/* Main content area */}
+        <div
+          style={{
+            display: "flex",
+            flex: 1,
+            background: "rgb(54%, 61%, 100%)",
+            alignItems: "center",
+            justifyContent: "center",
+            padding: 40,
+            gap: 40,
+          }}
+        >
+          {/* Profile photo */}
+          {profilePhotoUrl ? (
+            <img
+              src={profilePhotoUrl}
+              alt={displayName}
+              style={{
+                width: 160,
+                height: 160,
+                borderRadius: "50%",
+                objectFit: "cover",
+                border: "4px solid white",
+                flexShrink: 0,
+              }}
+            />
+          ) : null}
+
+          {/* Text info */}
+          <div
+            style={{
+              display: "flex",
+              flexDirection: "column",
+              gap: 12,
+              color: "white",
+            }}
+          >
+            <h1
+              style={{
+                fontSize: 52,
+                margin: 0,
+                fontFamily: "BANGLA_FONT",
+                lineHeight: 1.2,
+              }}
+            >
+              {displayName}
+            </h1>
+            <p
+              style={{
+                fontSize: 28,
+                margin: 0,
+                opacity: 0.85,
+              }}
+            >
+              @{displayUsername}
+            </p>
+            {designation ? (
+              <p
+                style={{
+                  fontSize: 24,
+                  margin: 0,
+                  opacity: 0.8,
+                }}
+              >
+                {designation}
+              </p>
+            ) : null}
+            {bio ? (
+              <p
+                style={{
+                  fontSize: 22,
+                  margin: 0,
+                  opacity: 0.75,
+                  maxWidth: 600,
+                  lineHeight: 1.4,
+                }}
+              >
+                {bio.length > 120 ? bio.slice(0, 117) + "..." : bio}
+              </p>
+            ) : null}
+          </div>
+        </div>
+
+        {/* Footer */}
+        <div
+          style={{
+            display: "flex",
+            justifyContent: "flex-end",
+            padding: 30,
+          }}
+        >
+          {/* Logo */}
+          <div style={{ display: "flex", gap: 10, alignItems: "center" }}>
+            <img
+              style={{ height: 48 }}
+              src={(await getFileLocation("logo-lg.png")) as any}
+              alt="logo"
+            />
+            <p style={{ fontSize: 28 }}>TechDiary</p>
+          </div>
+        </div>
+      </div>
+    ),
+    {
+      ...size,
+      fonts: [
+        {
+          name: "BANGLA_FONT",
+          data: await getFileLocation("fonts/HindSiliguri-Regular.ttf"),
+          style: "normal",
+          weight: 400,
+        },
+      ],
+    }
+  );
+}