import { NextFunction, Request, Response } from "express";
import multer from "multer";

export default function fileHandler(req: Request, response: Response, next: NextFunction) {
	const storage =  multer.memoryStorage()
	const upload = multer({storage:storage}).single('file');

  // Here call the upload middleware of multer
  upload(req, response, function (err) {
     if (err instanceof multer.MulterError) {
       // A Multer error occurred when uploading.
       const err = new Error('Multer error');
       return next(err)
       } else if (err) {
       // An unknown error occurred when uploading.
       const err = new Error('Server Error')
       return next(err)
     }
    next()
  })
}