const stat = fs.statSync(filePath); const fileSize = stat.size; const range = req.headers.range;
readStream.pipe(res); } else { // Full file response res.set("Content-Disposition", `attachment; filename="${fileName}"`); res.set("Content-Type", "application/octet-stream"); res.set("Content-Length", fileSize);
if (start >= fileSize) { res.status(416).send("Requested range not satisfiable.\n"); return; }
