express receive file stream post request

express-upload.ts

import fs from "fs"
import express from "express"

app.post("/test-upload", async (req, res) => {
  const mimetype = req.headers["content-type"]
  const filename = req.headers["filename"]
  prettyPrint({ mimetype, filename })
  if (!mimetype || typeof mimetype !== "string") return res.status(403).send()
  if (!filename || typeof filename !== "string") return res.status(403).send()

  req.pipe(fs.createWriteStream(__dirname + "/uploads/" + filename))
  req.on("error", () => {
    return res.send({ success: false })
  })

  req.on("end", () => {
    return res.send({ success: true })
  })
})

app.listen({ port: 4000 })