upload_file

upload_files_nativos.js

//server
const express = require("express");
const formidable = require("formidable");

const app = express();

app.post("/", (req, res, next) => {
  const form = formidable({    
    multiples: true,
    keepExtensions: true,
    uploadDir: "./img",        
    hash: "sha256",
  });
  
  form.parse(req, (err, fields, files) => {
    if (err) {
      return res.json({ err: err.message }); 
    }
    return res.json({ fields, files });
  });
});

app.listen(3000, () => {
  console.log("Server listening on http://localhost:3000 ...");
})

//client
const http = require("http");
const fs = require("fs");
const formData = require("form-data")();

const stream = fs.createReadStream("./exemple.txt");

const req = http.request(
  {
    host: "127.0.0.1",
    port: 3000,
    headers: formData.getHeaders(),
    method: "POST",
  },  
  (res) => {
    res.resume();
    res.on("data", (data) => {
      console.log(
        "Data received: ",
        JSON.parse(JSON.stringify(data.toString()))
      );  
    }); 

    res.on("end", () => {
      if (!res.complete) {
        console.error(
          "The connection was terminated while the message was still being sent"
        );  
      }   
      console.log("end");
    }); 
  }
);

req.on("error", (e) => {
  console.error(e);
});

formData.append("file", stream);
formData.pipe(req);

/*
{
  "name": "upload_files",
  "version": "1.0.0",
  "description": "",
  "main": "server.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1",
    "start": "node server.js"
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "axios": "^0.21.1",
    "body-parser": "^1.19.0",
    "express": "^4.17.1",
    "form-data": "^4.0.0",
    "formidable": "^1.2.2",
    "fs-extra": "^9.1.0",
    "path": "^0.12.7"
  }
}
*/