Eve-Project/app-node/interview-parse/PDFToText.js

const express = require("express");
const multer = require("multer");
const pdf = require("pdf-parse");
const fs = require('fs');

const app = express();
app.use(express.json());
app.use(express.urlencoded({extended: true}));
app.use((req, res, next) => {
  res.setHeader("Access-Control-Allow-Origin", "*");
  res.setHeader("Access-Control-Allow-Headers", "Content-Type, x-requested-with");
  next();
});

const storage = multer.diskStorage({
  destination: function (req, file, cb) {
    cb(null, "uploads/");
  },
  filename: function (req, file, cb) {
    cb(null, file.originalname);
  }
});

const options = {
  normalizeWhitespace: true,
  pdfjsDataRangeTransportFactory: function () {
    return new pdfjsDataRangeTransport();
  }
};
const upload = multer({storage: storage});
let hasPrinted = false;
app.post("/upload", upload.single("file"), (req, res) => {
  try {
    const filePath = req.file.path;
    let dataBuffer = fs.readFileSync(filePath);
    pdf(dataBuffer, options).then(function (data) {
      if (!hasPrinted) {
        console.log(data.text);
        hasPrinted = true
      }
    });
  } catch (error) {
    res.status(500).json({error: error.message});
  }
  hasPrinted = false
});

app.listen(3000, () => {
  console.log("Server started on port 3000");
});