csv uploads

export const ourFileRouter = {
  // Define as many FileRoutes as you like, each with a unique routeSlug
  csvUploader: f(["text/plain", "text/csv"], ["csv"])
    // Set permissions and file types for this FileRoute
    .middleware(async ({ req, res }) => {
      // This code runs on your server before upload
      const user = await auth(req, res);

      // If you throw, the user will not be able to upload
      if (!user) throw new Error("Unauthorized");

      // Whatever is returned here is accessible in onUploadComplete as `metadata`
      return { userId: user.id };
    })
    .onUploadComplete(async ({ metadata, file }) => {
      // This code RUNS ON YOUR SERVER after upload
      console.log("Upload complete for userId:", metadata.userId);

      console.log("file url", file.url);
    }),
} satisfies FileRouter;

Downloads file --mime-type Speedtest\ Results\ Export-2023_07_31.csv
Speedtest Results Export-2023_07_31.csv: text/plain