error handling

app/api/files/upload/route.ts

@@ -18,64 +18,69 @@ function serializeFile(file: Awaited<ReturnType<typeof prisma.file.create>>) {
 }
 
 export async function POST(req: Request) {
-  const session = await getSessionUser();
-  if (!session) {
-    return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
-  }
+  try {
+    const session = await getSessionUser();
+    if (!session) {
+      return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
+    }
 
-  const formData = await req.formData();
-  const files = formData.getAll("files") as File[];
+    const formData = await req.formData();
+    const files = formData.getAll("files") as File[];
 
-  if (!files.length) {
-    return NextResponse.json(
-      { error: "No files received in 'files' field." },
-      { status: 400 }
-    );
-  }
+    if (!files.length) {
+      return NextResponse.json(
+        { error: "No files received in 'files' field." },
+        { status: 400 }
+      );
+    }
 
-  // Check total upload size
-  const totalSize = files.reduce((acc, file) => acc + (file instanceof File ? file.size : 0), 0);
-  if (totalSize > MAX_UPLOAD_SIZE) {
-    return NextResponse.json(
-      { error: "Total upload size exceeds 10GB limit." },
-      { status: 413 }
-    );
-  }
+    // Check total upload size
+    const totalSize = files.reduce((acc, file) => acc + (file instanceof File ? file.size : 0), 0);
+    if (totalSize > MAX_UPLOAD_SIZE) {
+      return NextResponse.json(
+        { error: "Total upload size exceeds 10GB limit." },
+        { status: 413 }
+      );
+    }
 
-  const uploaded = [];
-  for (const file of files) {
-    if (!(file instanceof File)) continue;
+    const uploaded = [];
+    for (const file of files) {
+      if (!(file instanceof File)) continue;
 
-    const arrayBuffer = await file.arrayBuffer();
-    const buffer = Buffer.from(arrayBuffer);
-    const fileWithPath = file as File & { webkitRelativePath?: string };
-    const relativePath =
-      fileWithPath.webkitRelativePath ?? fileWithPath.name ?? "unnamed";
-    const normalizedPath = relativePath.replace(/\\/g, "/");
-    const name = normalizedPath.split("/").pop() ?? normalizedPath;
-    const key = `${session.userId}/${Date.now()}-${normalizedPath}`;
-    const contentType = file.type || "application/octet-stream";
+      const arrayBuffer = await file.arrayBuffer();
+      const buffer = Buffer.from(arrayBuffer);
+      const fileWithPath = file as File & { webkitRelativePath?: string };
+      const relativePath =
+        fileWithPath.webkitRelativePath ?? fileWithPath.name ?? "unnamed";
+      const normalizedPath = relativePath.replace(/\\/g, "/");
+      const name = normalizedPath.split("/").pop() ?? normalizedPath;
+      const key = `${session.userId}/${Date.now()}-${normalizedPath}`;
+      const contentType = file.type || "application/octet-stream";
 
-    await uploadToR2({
-      key,
-      contentType,
-      body: buffer,
-    });
-
-    const record = await prisma.file.create({
-      data: {
+      await uploadToR2({
         key,
-        name,
-        relativePath: normalizedPath,
         contentType,
-        sizeBytes: BigInt(file.size),
-        userId: session.userId,
-      },
-    });
+        body: buffer,
+      });
 
-    uploaded.push(serializeFile(record));
+      const record = await prisma.file.create({
+        data: {
+          key,
+          name,
+          relativePath: normalizedPath,
+          contentType,
+          sizeBytes: BigInt(file.size),
+          userId: session.userId,
+        },
+      });
+
+      uploaded.push(serializeFile(record));
+    }
+
+    return NextResponse.json({ ok: true, files: uploaded });
+  } catch (error) {
+    console.error("Upload error:", error);
+    const message = error instanceof Error ? error.message : "Upload failed";
+    return NextResponse.json({ error: message }, { status: 500 });
   }
-
-  return NextResponse.json({ ok: true, files: uploaded });
 }
-