chore: fix remaining TypeScript 5.9 Buffer/ArrayBuffer type casts

Cast Buffer<ArrayBufferLike> to ArrayBuffer where APIs expect it.
Use Hono Data type (ArrayBuffer) instead of BodyInit for c.body().
Cast insertFormValuesInPdf return to Buffer<ArrayBuffer> for reassignment.

apps/remix/server/api/files/files.helpers.ts

@@ -77,5 +77,5 @@ export const handleEnvelopeItemFileRequest = async ({
     c.header('Expires', '0');
   }
 
-  return c.body(file as unknown as BodyInit);
+  return c.body(file as unknown as ArrayBuffer);
 };

apps/remix/server/api/files/routes/get-envelope-item-pdf.ts

@@ -139,7 +139,7 @@ export const handleEnvelopeItemPdfRequest = async ({
   c.header('Content-Type', 'application/pdf');
   c.header('Cache-Control', `${cacheStrategy}, max-age=31536000, immutable`);
 
-  return c.body(file as unknown as BodyInit);
+  return c.body(file as unknown as ArrayBuffer);
 };
 
 export default route;

packages/lib/server-only/2fa/verify-2fa-token.ts

@@ -41,7 +41,7 @@ export const verifyTwoFactorAuthenticationToken = async ({
   for (let i = 0; i < window; i++) {
     const counter = Math.floor(now / period);
 
-    const hotp = await generateHOTP(decodedSecret, counter);
+    const hotp = await generateHOTP(decodedSecret.buffer as ArrayBuffer, counter);
 
     if (totpCode === hotp) {
       return true;

packages/lib/server-only/document/send-document.ts

@@ -352,7 +352,7 @@ const injectFormValuesIntoDocument = async (
   const newDocumentData = await putNormalizedPdfFileServerSide({
     name: fileName,
     type: 'application/pdf',
-    arrayBuffer: async () => Promise.resolve(prefilled),
+    arrayBuffer: async () => Promise.resolve(prefilled as unknown as ArrayBuffer),
   });
 
   await prisma.envelopeItem.update({

packages/lib/server-only/envelope-item/create-envelope-items.ts

@@ -52,7 +52,10 @@ export const UNSAFE_createEnvelopeItems = async ({
       let buffer = Buffer.from(await file.arrayBuffer());
 
       if (envelope.formValues) {
-        buffer = await insertFormValuesInPdf({ pdf: buffer, formValues: envelope.formValues });
+        buffer = (await insertFormValuesInPdf({
+          pdf: buffer,
+          formValues: envelope.formValues,
+        })) as Buffer<ArrayBuffer>;
       }
 
       const normalized = await normalizePdf(buffer, {
@@ -64,7 +67,7 @@ export const UNSAFE_createEnvelopeItems = async ({
       const { id: documentDataId } = await putPdfFileServerSide({
         name: file.name,
         type: 'application/pdf',
-        arrayBuffer: async () => Promise.resolve(cleanedPdf),
+        arrayBuffer: async () => Promise.resolve(cleanedPdf as unknown as ArrayBuffer),
       });
 
       return {

packages/lib/server-only/envelope/create-envelope.ts

@@ -210,7 +210,7 @@ export const createEnvelope = async ({
         const newDocumentData = await putPdfFileServerSide({
           name: titleToUse,
           type: 'application/pdf',
-          arrayBuffer: async () => Promise.resolve(normalizedPdf),
+          arrayBuffer: async () => Promise.resolve(normalizedPdf as unknown as ArrayBuffer),
         });
 
         return {

packages/lib/server-only/field/create-envelope-fields.ts

@@ -311,7 +311,8 @@ export const createEnvelopeFields = async ({
     const newDocumentData = await putPdfFileServerSide({
       name: 'document.pdf',
       type: 'application/pdf',
-      arrayBuffer: async () => Promise.resolve(Buffer.from(modifiedPdfBytes)),
+      arrayBuffer: async () =>
+        Promise.resolve(Buffer.from(modifiedPdfBytes) as unknown as ArrayBuffer),
     });
 
     await prisma.envelopeItem.update({

packages/lib/server-only/template/create-document-from-direct-template.ts

@@ -321,7 +321,7 @@ export const createDocumentFromDirectTemplate = async ({
       const duplicatedFile = await putPdfFileServerSide({
         name: titleToUse,
         type: 'application/pdf',
-        arrayBuffer: async () => Promise.resolve(buffer),
+        arrayBuffer: async () => Promise.resolve(buffer as unknown as ArrayBuffer),
       });
 
       const newDocumentData = await prisma.documentData.create({

packages/lib/server-only/template/create-document-from-template.ts

@@ -478,7 +478,7 @@ export const createDocumentFromTemplate = async ({
       const duplicatedFile = await putNormalizedPdfFileServerSide({
         name: titleToUse,
         type: 'application/pdf',
-        arrayBuffer: async () => Promise.resolve(buffer),
+        arrayBuffer: async () => Promise.resolve(buffer as unknown as ArrayBuffer),
       });
 
       const newDocumentData = await prisma.documentData.create({

packages/lib/universal/upload/put-file.server.ts

@@ -60,7 +60,7 @@ export const putNormalizedPdfFileServerSide = async (
   const documentData = await putFileServerSide({
     name: fileName,
     type: 'application/pdf',
-    arrayBuffer: async () => Promise.resolve(normalized),
+    arrayBuffer: async () => Promise.resolve(normalized as unknown as ArrayBuffer),
   });
 
   return await createDocumentData({

packages/trpc/server/document-router/create-document.ts

@@ -40,16 +40,16 @@ export const createDocumentRoute = authenticatedProcedure
 
     if (formValues) {
       // eslint-disable-next-line require-atomic-updates
-      pdf = await insertFormValuesInPdf({
+      pdf = (await insertFormValuesInPdf({
         pdf,
         formValues,
-      });
+      })) as Buffer<ArrayBuffer>;
     }
 
     const { id: documentDataId } = await putNormalizedPdfFileServerSide({
       name: file.name,
       type: 'application/pdf',
-      arrayBuffer: async () => Promise.resolve(pdf),
+      arrayBuffer: async () => Promise.resolve(pdf as unknown as ArrayBuffer),
     });
 
     ctx.logger.info({

packages/trpc/server/envelope-router/create-envelope.ts

@@ -111,10 +111,10 @@ export const createEnvelopeRouteCaller = async ({
 
       if (formValues) {
         // eslint-disable-next-line require-atomic-updates
-        pdf = await insertFormValuesInPdf({
+        pdf = (await insertFormValuesInPdf({
           pdf,
           formValues,
-        });
+        })) as Buffer<ArrayBuffer>;
       }
 
       const normalized = await normalizePdf(pdf, {
@@ -127,7 +127,7 @@ export const createEnvelopeRouteCaller = async ({
       const { id: documentDataId } = await putPdfFileServerSide({
         name: file.name,
         type: 'application/pdf',
-        arrayBuffer: async () => Promise.resolve(cleanedPdf),
+        arrayBuffer: async () => Promise.resolve(cleanedPdf as unknown as ArrayBuffer),
       });
 
       return {