tambahannya

src/app/api/[[...slugs]]/_lib/img.ts

@@ -0,0 +1,61 @@
+import fs from "fs/promises";
+import path from "path";
+import sharp from "sharp";
+
+async function img({
+  name,
+  UPLOAD_DIR_IMAGE,
+  ROOT,
+  size,
+}: {
+  name: string;
+  UPLOAD_DIR_IMAGE: string;
+  ROOT: string;
+  size?: number; // Ukuran opsional (tidak ada default)
+}) {
+  const completeName = path.basename(name); // Nama file lengkap
+  const ext = path.extname(name).toLowerCase(); // Ekstensi file dalam huruf kecil
+  //   const fileNameWithoutExt = path.basename(name, ext); // Nama file tanpa ekstensi
+
+  // Default image jika terjadi kesalahan
+  const noImage = path.join(ROOT, "public/no-image.jpg");
+
+  // Validasi ekstensi file
+  if (![".jpg", ".jpeg", ".png"].includes(ext)) {
+    console.warn(`Ekstensi file tidak didukung: ${ext}`);
+    return new Response(await fs.readFile(noImage), {
+      headers: { "Content-Type": "image/jpeg" },
+    });
+  }
+
+  try {
+    // Path ke file asli
+    const filePath = path.join(UPLOAD_DIR_IMAGE, completeName);
+
+    // Periksa apakah file ada
+    await fs.stat(filePath);
+
+    // Metadata gambar asli
+    const metadata = await sharp(filePath).metadata();
+
+    // Proses resize menggunakan sharp
+    const resizedImageBuffer = await sharp(filePath)
+      .resize(size || metadata.width) // Gunakan size jika diberikan, jika tidak gunakan width asli
+      .toBuffer();
+
+    return new Response(resizedImageBuffer, {
+      headers: {
+        "Cache-Control": "public, max-age=3600, stale-while-revalidate=600",
+        "Content-Type": "image/jpeg",
+      },
+    });
+  } catch (error) {
+    console.error(`Gagal memproses file: ${name}`, error);
+    // Jika file tidak ditemukan atau gagal diproses, kembalikan default image
+    return new Response(await fs.readFile(noImage), {
+      headers: { "Content-Type": "image/jpeg" },
+    });
+  }
+}
+
+export default img;