From 92a7355ce346c039aad22d6a533dfcd25096c39c Mon Sep 17 00:00:00 2001
From: RaenonX <raenonx0710@gmail.com>
Date: Mon, 24 Nov 2025 08:07:31 +0800
Subject: [PATCH 1/3] Fixed `/api/batch` request recreation failure

---
 src/app/api/batch/route.ts | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/app/api/batch/route.ts b/src/app/api/batch/route.ts
index 6feab06b..aae14c96 100644
--- a/src/app/api/batch/route.ts
+++ b/src/app/api/batch/route.ts
@@ -18,7 +18,20 @@ export async function POST(request: Request) {
 
     let index = 0;
     for (const data of body) {
-      const newRequest = new Request(request, { body: JSON.stringify(data) });
+      // Recreate a fresh Request since `new Request(request)` will have the following error:
+      // > Cannot read private member #state from an object whose class did not declare it
+
+      // Copy headers we received, ensure JSON content type, and avoid conflicting content-length
+      const headers = new Headers(request.headers);
+      headers.set('content-type', 'application/json');
+      headers.delete('content-length');
+
+      const newRequest = new Request(request.url, {
+        method: 'POST',
+        headers,
+        body: JSON.stringify(data),
+      });
+
       const response = await send.POST(newRequest);
 
       if (!response.ok) {

From 805bc57bbb7fedf87edbc4ede9ff04f6c8bef374 Mon Sep 17 00:00:00 2001
From: RaenonX <raenonx0710@gmail.com>
Date: Mon, 24 Nov 2025 15:21:20 +0800
Subject: [PATCH 2/3] Added `browser` / `os` / `device` override in `payload`

---
 src/app/api/send/route.ts | 3 +++
 src/lib/detect.ts         | 6 +++---
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/app/api/send/route.ts b/src/app/api/send/route.ts
index 2c2085bf..6ef66f30 100644
--- a/src/app/api/send/route.ts
+++ b/src/app/api/send/route.ts
@@ -41,6 +41,9 @@ const schema = z.object({
       userAgent: z.string().optional(),
       timestamp: z.coerce.number().int().optional(),
       id: z.string().optional(),
+      browser: z.string().optional(),
+      os: z.string().optional(),
+      device: z.string().optional(),
     })
     .refine(
       data => {
diff --git a/src/lib/detect.ts b/src/lib/detect.ts
index c5528465..083203ed 100644
--- a/src/lib/detect.ts
+++ b/src/lib/detect.ts
@@ -114,9 +114,9 @@ export async function getClientInfo(request: Request, payload: Record<string, an
   const country = safeDecodeURIComponent(location?.country);
   const region = safeDecodeURIComponent(location?.region);
   const city = safeDecodeURIComponent(location?.city);
-  const browser = browserName(userAgent);
-  const os = detectOS(userAgent) as string;
-  const device = getDevice(userAgent, payload?.screen);
+  const browser = payload?.browser ?? browserName(userAgent);
+  const os = payload?.os ?? (detectOS(userAgent) as string);
+  const device = payload?.device ?? getDevice(userAgent, payload?.screen);
 
   return { userAgent, browser, os, ip, country, region, city, device };
 }

From c86ea1a74f4b059940efc4e0f3169a87f8d8b719 Mon Sep 17 00:00:00 2001
From: RaenonX <raenonx0710@gmail.com>
Date: Mon, 24 Nov 2025 15:26:54 +0800
Subject: [PATCH 3/3] Updated `/api/batch` to return `cache`

---
 src/app/api/batch/route.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/app/api/batch/route.ts b/src/app/api/batch/route.ts
index aae14c96..46e8b3c3 100644
--- a/src/app/api/batch/route.ts
+++ b/src/app/api/batch/route.ts
@@ -17,6 +17,7 @@ export async function POST(request: Request) {
     const errors = [];
 
     let index = 0;
+    let cache = null;
     for (const data of body) {
       // Recreate a fresh Request since `new Request(request)` will have the following error:
       // > Cannot read private member #state from an object whose class did not declare it
@@ -33,9 +34,12 @@ export async function POST(request: Request) {
       });
 
       const response = await send.POST(newRequest);
+      const responseJson = await response.json();
 
       if (!response.ok) {
-        errors.push({ index, response: await response.json() });
+        errors.push({ index, response: responseJson });
+      } else {
+        cache ??= responseJson.cache;
       }
 
       index++;
@@ -46,6 +50,7 @@ export async function POST(request: Request) {
       processed: body.length - errors.length,
       errors: errors.length,
       details: errors,
+      cache,
     });
   } catch (e) {
     return serverError(e);